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Dr. Tomas Gröhsler


Institute of Baltic Sea Fisheries


Retired since August1st, 2022

Fields of activity

  • Coordination of fisheries research of pelagic fish species (e.g. herring and sprat) in the Baltic Sea
  • Active member of the ICES assessment working group on:

   - Herring Assessment WG for the Area South of 62° N (HAWG)
   - Baltic Fisheries Assessment WG (WGBFAS)

  • Contribution to: 

   - Baltic International Fisheries Surveys WG (WGBIFS)
   - Working Group of International Pelagic  Surveys (WGIPS, ehemals PGHERS/PGIPS)

Research interests

Assessment of fish stocks, Separation of fish stocks, ICES advice, German autumn acoustic survey (GERAS), data bases and analysis

Scientific background

2016-2018: Chair of the Baltic Fisheries Assessment Working Group (WGBFAS)

2008-2010: (Co-)Chair of the Herring Assessment Working South of 62° N (HAWG)

2004-2006: Chair of the Baltic Fisheries Assessment Working Group (WGBFAS)

2001-2006: Institute’s (and German alternate) representative at the Advisory Committee for Fisheries Management (ACFM)

Since 1994: Senior Scientist at the Thünen Insitute of Baltic Sea Fisheries in Rostock, Head of the pelagic WG, Participation in GERAS, Active member of the ICES: ‚Baltic Fisheries Assessment Working Group (WGBFAS) and ‚Herring Assessment Working Group for the Area South of 62° N (HAWG)‘

1991-1993: Scientist at the University of Hamburg, Analysis of haddock stomach contents within the ‘Stomach sampling Project 1991’ in the North Sea. 1991 Scientist at the Environment Office in Hamburg ‘ Reconstruction of small water areas in the city’

1987-1989: D. Sc. study financed by the ‘Deutsche Forschungsgemeinschaft (DFG) 1987-1992: D. Sc. study/ D. Sc. degree in April 1992/ D. Sc. thesis: Feeding Ecology of Antarctic Fish around Elephant Island with Emphasis on the Austral Winter.

1983-1987: Main study of biology in Kiel/Master of science (Diplom) in March 1987/ Master of science thesis: Feeding Biology of Dab in the Kiel Bay.

1979-1983: Basic study of biology in Hamburg/Bachelor (Vordiplom) in January 1983

Projects

Involved in

ongoing projects

    completed projects

    • Herring data fish factory

    Publications

    1. 0

      Moyano M, Illing B, Akimova A, Alter K, Bartolino V, Börner G, Clemmesen C, Finke A, Gröhsler T, Kotterba P, Livdane L, Mittermayer F, Moll D, Nordheim L von, Peck M, Schaber M, Polte P (2023) Caught in the middle: bottom-up and top-down processes impacting recruitment in a small pelagic fish. Rev Fish Biol Fisheries 33(1):55-84, DOI:10.1007/s11160-022-09739-2

      https://literatur.thuenen.de/digbib_extern/dn065680.pdf

    2. 1

      Bekkevold D, Berg F, Polte P, Bartolino V, Ojaveer H, Mosegaard H, Farrell ED, Fedotova E, Hemmer-Hansen J, Huwer B, Trijoulet V, Moesgaard Albertsen C, Fuentes-Pardo AP, Gröhsler T, Pettersson M, Jansen T, Folkvord A, Andersson L (2023) Mixed-stock analysis of Atlantic herring (Clupea harengus): a tool for identifying management units and complex migration dynamics. ICES J Mar Sci 88(1):173-184, DOI:10.1093/icesjms/fsac223

      https://literatur.thuenen.de/digbib_extern/dn065969.pdf

    3. 2

      Bergenius M, Hommik K, Berg CW, Boje J, Brown E, Carlshamre S, Eero M, Finke A, Gilljam D, Goni N, Gröhsler T, Gutkowska J, Haase S, Horbowy J, Kaljuste O, Krumme U, Lövgren J, Mirny Z, Neuenfeldt S, Stötera S, et al (2022) Baltic Fisheries Assessment Working Group (WGBFAS). Copenhagen: ICES, 659 p, ICES Sci Rep 4(44), DOI:10.17895/ices.pub.19793014

      https://literatur.thuenen.de/digbib_extern/dn064915.pdf

    4. 3

      Gröhsler T (2022) German herring and sprat fisheries & stock assessment data in the Baltic Sea in 2021. ICES Sci Rep 4(44):637-667

      https://literatur.thuenen.de/digbib_extern/dn065015.pdf

    5. 4

      Egan A, Kvamme C, Ball J, Bartolino V, Bekkevold D, Berg F, Berges B, Brazier A, Campbell N, van Deurs M, Farrell E, Finke A, Griffiths C, Gröhsler T, Håkansson KB, Henriksen O, Huwer B, Johnsen E, Kloppmann MHF, Rohlf N, et al (2022) Herring Assessment Working Group for the Area South of 62° N (HAWG). Copenhagen: ICES, 745 p, ICES Sci Rep 4(16), DOI:10.17895/ices.pub.10072

      https://literatur.thuenen.de/digbib_extern/dn065587.pdf

    6. 5

      Cardinale M, Winker H, Moesgaard Albertsen C, Bartolino V, Bergenius Nord M, Cerviño S, van Deurs M, Dingsoer GE, Duplisea D, Fall J, Garcia D, Gilljam D, Goni N, Gras M, Gröhsler T, Hommik K, Horbowy J, Howell D, Stötera S, Taylor MH, et al (2022) Workshop on ICES reference points (WKREF1). Copenhagen: ICES, 70 p, ICES Sci Rep 4(2), DOI:10.17895/ices.pub.9749

      https://literatur.thuenen.de/digbib_extern/dn064741.pdf

    7. 6

      Bergenius Nord M, Amosova V, Willestofte Berg C, Boje J, Brown E, Cardinale M, Carlshamre S, Eero M, Gilljam D, Gröhsler T, Gutkowska J, Haase S, Hommik K, Horbowy J, Hüssy K, Jounela P, Kaljuste O, Krumme U, Receveur A, Stötera S, et al (2021) Baltic Fisheries Assessment Working Group (WGBFAS). Copenhagen: ICES, 717 p, ICES Sci Rep 3(53), DOI:10.17895/ices.pub.8187

      https://literatur.thuenen.de/digbib_extern/dn063649.pdf

    8. 7

      Gröhsler T (2021) German herring and sprat fisheries & stock assessment data in the Baltic Sea in 2020. ICES Sci Rep 3(53):659-681

      https://literatur.thuenen.de/digbib_extern/dn064091.pdf

    9. 8

      Gröhsler T (2021) German herring fisheries & stock assessment data in the Western Baltic in 2020. ICES Sci Rep 3(12):764-779

      https://literatur.thuenen.de/digbib_extern/dn064095.pdf

    10. 9

      Egan A, Kvamme C, Ball J, Bartolino V, Berg F, Berges B, Håkansson KB, Campbell N, Gröhsler T, Henriksen O, Huwer B, Johnsen E, Kloppmann MHF, Loots C, Lundy M, Mackinson S, Maersk Lusseau S, McLeod E, Mosegaard H, Nash RDM, et al (2021) Herring Assessment Working Group for the Area South of 62° N (HAWG). Copenhagen: ICES, 779 p, ICES Sci Rep 3(12), DOI:10.17895/ices.pub.8214

      https://literatur.thuenen.de/digbib_extern/dn064093.pdf

    11. 10

      Polte P, Gröhsler T, Kotterba P, Nordheim L von, Moll D, Santos J, Rodriguez-Tress P, Zablotski Y, Zimmermann C (2021) Reduced reproductive success of Western Baltic herring (Clupea harengus) as a response to warming winters. Front Mar Sci 8:589242, DOI:10.3389/fmars.2021.589242

      https://literatur.thuenen.de/digbib_extern/dn063306.pdf

    12. 11

      Schaber M, Gröhsler T (2021) Survey Report for FRV SOLEA/German Acoustic Autumn Survey (GERAS) 1 - 21 October 2020. ICES Sci Rep 3(40):189-223, DOI:10.17895ices.pub.8055_193-223

      https://literatur.thuenen.de/digbib_extern/dn064092.pdf

    13. 12

      Polte P, Gröhsler T (2021) Western Baltic spring spawning herring recruitment monitored by the Rügen Herring Larvae Survey. ICES Sci Rep 3(12):760-763

      https://literatur.thuenen.de/digbib_extern/dn064094.pdf

    14. 13

      Polte P, Gröhsler T (2020) 2019 Western Baltic spring spawning herring recruitment monitored by the Rügen Herring Larvae Survey. ICES Sci Rep 2(60):1041-1043

    15. 14

      Amosova V, Boje J, Brown E, Carlshamre S, Eero M, Gröhsler T, Gutkowska J, Haase S, Hommik K, Horbowy J, Jounela P, Kaljuste O, Karpushevskaia A, Krumme U, Lövgren J, Mirny Z, Neuenfeldt S, Schade FM, Stötera S, Strehlow HV, et al (2020) Baltic Fisheries Assessment Working Group (WGBFAS). Copenhagen: ICES, 643 p, ICES Sci Rep 2(45), DOI:10.17895/ices.pub.6024

    16. 15

      Gröhsler T (2020) German herring & sprat : fisheries & stock assessment input data in the Baltic Sea in 2019. ICES Sci Rep 2(45):568-590

    17. 16

      Gröhsler T (2020) German herring fisheries & stock assessment data in the Western Baltic in 2019. ICES Sci Rep 2(60):1026-1040

    18. 17

      Bartolino V, Ball J, Berg F, Berges B, Campbell N, Damme CJG van, van Deurs M, Egan A, Gras M, Gröhsler T, Henriksen O, Håkansson KB, Hintzen N, Johnsen E, Kloppmann MHF, Kvamme C, Loots C, Lundy M, Maersk Lusseau S, Rohlf N, et al (2020) Herring Assessment Working Group for the Area South of 62° N (HAWG). Copenhagen: ICES, 1151 p, ICES Sci Rep 2(60), DOI:10.17895/ices.pub.6105

    19. 18

      Bogstad B, Bergenius M, Eero M, Fischer S, Gröhsler T, Horbowy J, Taylor MH (2020) Inter-Benchmark Process on Baltic Sprat (Sprattus sprattus) and Herring (Clupea harengus) (IBPBash). Copenhagen: ICES, 44 p, ICES Sci Rep 2(34), DOI:10.17895/ices.pub.5971

    20. 19

      Moyano M, Illing B, Polte P, Kotterba P, Zablotski Y, Gröhsler T, Hüdepohl P, Cooke SJ, Peck M (2020) Linking individual physiological indicators to the productivity of fish populations: A case study of Atlantic herring. Ecol Indic 113:106146, DOI:10.1016/j.ecolind.2020.106146

      https://literatur.thuenen.de/digbib_extern/dn062349.pdf

    21. 20

      Schaber M, Gröhsler T (2020) Survey report for FRV "Solea" SB768: German Acoustic Autumn Survey (GERAS) 01 October - 21 October 2019. ICES Sci Rep 2(56):190-220

    22. 21

      Andersen M, Bartolino V, Beauchamp B, Benoit H, Benson Ashleen, Campbell N, Coull K, Döring R, Gras M, Gröhsler T, Kempf A, Levontin P, Lordan C, MacDonald P, Mackinson S, Methot RD, Mosegaard H, Pastoors MA, Payne MR, Pinto C, et al (2020) Workshop on guidelines and methods for the evaluation of rebuilding plans (WKREBUILD). Copenhagen: ICES, 79 p, ICES Sci Rep 2(55), DOI:10.17895/ices.pub.6085

    23. 22

      Polte P, Gröhsler T (2019) 2018 Western Baltic spring spawning herring recruitment monitored by the Rügen Herring Larvae Survey. ICES Sci Rep 1(2):929-933, DOI:10.17895/ices.pub.5460

    24. 23

      Amosova V, Berg C, Boje J, Cardinale M, Carlshamre S, Eero M, Gröhsler T, Gutkowska J, Hommik K, Horbowy J, Huwer B, Jounela P, Kaljuste O, Karpushevskiy I, Klinger R, Krumme U, Rodriguez-Tress P, Schade FM, Stötera S, Strehlow HV, et al (2019) Baltic Fisheries Assessment Working Group (WGBFAS). Copenhagen: ICES, 653 p, ICES Sci Rep 1(20), DOI:10.17895/ices.pub.5256

    25. 24

      Gröhsler T (2019) German herring & sprat fisheries & stock assessment input data in the Baltic Sea in 2018. ICES Sci Rep 1(20):555-576

    26. 25

      Gröhsler T (2019) German herring fisheries & stock assessment data in the Western Baltic in 2018. ICES Sci Rep 1(2):934-946, DOI:10.17895/ices.pub.5460

    27. 26

      Bartolino V, Bekkevold D, Berg F, Berges B, Baagoe Buch T, Damme CJG van, van Deurs M, Egan A, Gras M, Gröhsler T, Henriksen O, Håkansson KB, Johnsen E, Jacobsen JA, Kloppmann MHF, Kvamme C, Loots C, Lundy M, Maersk Lusseau S, Rohlf N, et al (2019) Herring Assessment Working Group for the Area South of 62° N (HAWG). Copenhagen: ICES, 971 p, ICES Sci Rep 1(2), DOI:10.17895/ices.pub.5460

    28. 27

      Villamor B, Carbonara P, Abaunza P, Aldanondo N, Bolle LJ, Delfs G, Garcia Santamaria MT, Gröhsler T, Hernandez C, Jurado-Ruzafa A, Navarro MR, Soares E, Ramos F, Riveiro I, Rohlf N, Tornero J, Ulleweit J, Uriarte A, Worsoe Clausen L, Vitale F (2019) Small- and medium-sized pelagic species. ICES Coop Res Rep 346:59-102

    29. 28

      Casini M, Tian H, Hansson M, Grygiel W, Strods G, Statkus R, Sepp E, Gröhsler T, Orio A, Larson N (2019) Spatio-temporal dynamics and behavioural ecology of a "demersal" fish population as detected using research survey pelagic trawl catches: the Eastern Baltic Sea cod (Gadus morhua). ICES J Mar Sci 76(6):1591-1600, DOI:10.1093/icesjms/fsz016

    30. 29

      Schaber M, Gröhsler T (2019) Survey report for FRV SOLEA / German Acoustic Autumn Survey (GERAS): 01 - 19 October 2018. ICES Sci Rep 1(11):190-224

    31. 30

      Schaber M, Gröhsler T (2019) Survey report FRV Solea / German Acoustic Autumn Survey (GERAS): 01 - 19 October 2018. ICES Sci Rep 1(37):276-306, DOI:10.17895/ices.pub.5378

    32. 31

      Polte P, Gröhsler T (2018) 2017 Western Baltic spring spawning herring recruitment monitored by the Rügen Herring Larvae Survey. ICES HAWG Rep 2018:868-871

    33. 32

      Gröhsler T (2018) German herring and sprat fisheries & stock assessment data in the Baltic Sea in 2017. ICES WGBFAS Report 2018:626-646

    34. 33

      Gröhsler T (2018) German herring fisheries & stock assessment data in the Western Baltic in 2017. ICES HAWG Rep 2018:854-867

    35. 34

      Schaber M, Gröhsler T (2018) Survey Report FRV Solea / German Acoustic Autumn Survey (GERAS): 04 - 23 October 2017. ICES WGIPS Rep 2018:202-232

    36. 35

      Schaber M, Gröhsler T (2018) Survey Report FRV Solea / German Acoustic Autumn Survey (GERAS): 04 - 23 October 2017. ICES WGBIFS Rep 2018:353-379

    37. 36

      Polte P, Kotterba P, Moll D, Gröhsler T, Nordheim L von (2018) Time series of the Ruegen Larval Herring N20 Index and potential reasons for a declining larval production. In: ICES benchmark workshop on pelagic stocks (WKPELA 2018) : 12.-16.02.2018, Copenhagen. Copenhagen: ICES, pp 1-10

    38. 37

      Polte P, Oeberst R, Gröhsler T (2017) Annex 5h: Rügen herring larvae survey (RHLS). ICES WGIPS Rep 2017:284-287

    39. 38

      Gröhsler T (2017) German Herring Fisheries & Stock Assessment in the Western Baltic in 2016 : working document 02. ICES HAWG Rep 2017:841-855

    40. 39

      Gröhsler T (2017) Report of the Baltic Fisheries Assessment Working Group (WGBFAS) : 19-26 April 2017 ; ICESHQ, Copenhagen, Denmark. Copenhagen: ICES, 21 p, ICES WGBFAS Report 2017

    41. 40

      Schaber M, Gröhsler T (2017) Survey report for FRV "Solea" : German Acoustic Autumn Survey (GERAS) 30 September - 20 October 2016. WGBIFS Rep 2017:338-361

    42. 41

      Schaber M, Gröhsler T (2017) Survey report for FRV "Solea" German Acoustic Autumn Survey (GERAS) 30 September - 20 October 2016. ICES WGIPS Rep 2017:158-185

    43. 42

      Oeberst R, Gröhsler T, Schaber M (2016) Applicability of the separation function (SF) for Western Baltic Spring Spawning and Central Baltic herring stocks on 2015 GERAS survey results. ICES WGBIFS Rep 2016:319-322

    44. 43

      Winkler H, Böttcher U, Gröhsler T (2016) Baza pokarmowa ssakow morskich w poludniowej czesci Morza Baltyckiego. In: Walenie i foki w Morzu Baltyckim. Gdansk: Fundacja Rozwoju Uniwersytetu Gdanskiego, pp 28-38

    45. 44

      Gröhsler T (2016) German herring & sprat fisheries & stock assessment data in the Baltic Sea in 2015. ICES WGBFAS Report 2016:490-571

    46. 45

      Gröhsler T (2016) German herring fisheries & stock assessment data in the Western Baltic in 2015. ICES HAWG Rep 2016:819-832

    47. 46

      Gröhsler T, Schaber M, Larson N, Oeberst R (2016) Separating two herring stocks from growth data: long-term changes in survey indices for Western Baltic Spring Spawning Herring (Clupea harengus) after application of a stock separation function. J Appl Ichthyol 32(1):40-45, DOI:10.1111/jai.12924

    48. 47

      Gröhsler T, Schaber M (2016) Survey report for FRV "Solea" : German Acoustic Autumn Survey (GERAS) ; 01 - 19 October 2015. ICES WGIPS Rep 2016:165-189

    49. 48

      Gröhsler T, Schaber M (2016) Survey report for FRV "Solea" German Acoustic Autumn Survey (GERAS) 01 - 19 October 2015. ICES WGBIFS Rep 2016:144-167

    50. 49

      Schaber M, Gröhsler T (2015) Annex 6: Individual Survey cruise reports : Annex 6a: Western Baltic acoustic survey ; Survey report for FRV "Solea" ; German Acoustic Autumn Survey (GERAS) ; 30 September 2014 - 20 October 2014. ICES WGIPS Rep 2015:219-246

    51. 50

      Gröhsler T (2015) German herring & sprat fisheries & stock assessment data in the Baltic Sea in 2014. ICES WGBFAS Report 2015:607-631

    52. 51

      Gröhsler T (2015) German herring fisheries & stock assessment data in the Western Baltic in 2014. ICES HAWG Rep 2015:786-801

    53. 52

      Schaber M, Gröhsler T (2015) Survey Report for FRV "Solea" German Acoustic Autumn Survey (GERAS) : 30 September 2014 - 20 October 2014. ICES WGBIFS Rep 2015:252-280

    54. 53

      Gröhsler T, Schaber M (2014) Annex 6: Cruise reports from other acoustic surveys in the area : Annex 6a: Western Baltic acoustic survey ; Survey report for FRV "Solea" ; German Acoustic Autumn Survey (GERAS), 30 September 2013 - 19 October 2013. In: Report of the Working Group of International Pelagic Surveys (WGIPS) ; 20-24 January 2014. Copenhagen: ICES, pp 224-251

    55. 54

      Oeberst R, Gröhsler T, Schaber M (2014) Applicability of the Separation Function (SF) for Western Baltic Spring Spawning and Central Baltic herring stocks on 2013 GERAS survey results : Working Document Working Group of the International Pelagic Surveys (WGIPS)/WBSSH, 20 – 24 January 2014. Copenhagen: ICES, 5 p

    56. 55

      Gröhsler T (2014) German herring & sprat : fisheries and stock assessment data in the Baltic Sea in 2013. In: Report of the Baltic Fisheries Assessment Working Group (WGBFAS) : 3-10 April 2014 ; ICES HQ, Copenhagen, Denmark. Copenhagen: ICES, pp 823-845

    57. 56

      Gröhsler T (2014) German herring fisheries & stock assessment data in the Western Baltic in 2013. ICES HAWG Rep 2014:1173-1186

    58. 57

      Gröhsler T, Schaber M (2014) Survey Report for FRV "Solea" German Acoustic Autumn Survey (GERAS) 30 September 2013 - 19 October 2013. In: Report of the Baltic International Fish Survey Working Group (WGBIFS) : 24-28 March 2014 ; Gdynia, Poland. Copenhagen: ICES, pp 250-258

    59. 58

      Polte P, Kotterba P, Hammer C, Gröhsler T (2014) Survival bottlenecks in the early ontogenesis of Atlantic herring (Clupea harengus, L.) in coastal lagoon spawning areas of the western Baltic Sea. ICES J Mar Sci 71(4):982-990, doi:10.1093/icesjms/fst050

    60. 59

      Miethe T, Gröhsler T, Böttcher U, Dorrien C von (2014) The effects of periodic marine inflow into the Baltic Sea on the migration patterns of Western Baltic spring-spawning herring. ICES J Mar Sci 71(3):519-527, doi:10.1093/icesjms/fst166

    61. 60

      Krumme U, Gröhsler T (2013) Analysis of the questionaires concerning the issue of species misreporting in the mixed pelagic fisheries in the Baltic Sea (sprat-herring mix). In: Report of the benchmark workshop on Baltic multispecies assessments (WKBALT): 4-8 February 2013. Copenhagen: ICES, pp 266-276

    62. 61

      Oeberst R, Gröhsler T, Schaber M, Larson N (2013) Applicability of the Separation Function (SF) in 2011 and 2012. In: Report of the Baltic International Fish Survey Working Group (WGBIFS) : 20-25 March 2013. Copenhagen: ICES, pp 399-405

    63. 62

      Oeberst R, Gröhsler T, Schaber M (2013) Applicability of the stock separation function (SF) on the first period of GERAS in 1994-2004. Working Document WKPELA2. Benchmark workshop on pelagic stocks (WKPELA): 4-8 February 2013. Copenhagen: ICES, 4 p

    64. 63

      Gröhsler T (2013) Assessment input database. In: Report of the benchmark workshop on pelagic stocks (WKPELA): 4-8 February 2013. Copenhagen: ICES, pp 417-437

    65. 64

      Oeberst R, Gröhsler T (2013) Comparison of stock indices based on GERAS estimated with the standard procedure and by the new proposed method : Working document Baltic International Fish Survey Working Group (WGBIFS) 20-25 March 2013. Copenhagen: ICES, 9 p

    66. 65

      Böttcher U, Gröhsler T (2013) Der Hering ist da. Meer Küste 4:13

    67. 66

      Gröhsler T (2013) Die Lage der Fischbestände im Skagerak/Kattegat und in der Ostsee : Stand 27.08.2013. Copenhagen: ICES, 26 p

    68. 67

      Gröhsler T, Oeberst R, Schaber M, Larson N, Kornilovs G (2013) Discrimination of western Baltic spring-spawning and central Baltic herring (Clupea harengus L.) based on growth vs. natural tag information. ICES J Mar Sci 70(6):1108-1117, doi:19.1093/icesjms/fst064

    69. 68

      Gröhsler T, Neuenfeldt S (2013) Exploration of different assessment units. In: Report of the benchmark workshop on Baltic multispecies assessments (WKBALT): 4-8 February 2013. Copenhagen: ICES, pp 249-265

    70. 69

      Gröhsler T, Neuenfeldt S (2013) Exploration of new M values derived from SMS. In: Report of the benchmark workshop on Baltic multispecies assessments (WKBALT): 4-8 February 2013. Copenhagen: ICES, pp 332-344

    71. 70

      Gröhsler T (2013) Exploration of XSA settings. In: Report of the benchmark workshop on Baltic multispecies assessments (WKBALT): 4-8 February 2013. Copenhagen: ICES, pp 314-331

    72. 71

      Gröhsler T (2013) German herring and sprat fisheries & stock assessment data in the Baltic Sea in 2012. In: Report of the Baltic Fisheries Assessment Working Group (WGBFAS): 10-17 April 2013; Working Document 2. Copenhagen: ICES, pp 735-761

    73. 72

      Gröhsler T (2013) German herring fisheries & stock assessment data in the Western Baltic in 2012. In: Report of the Herring Assessment Working Group (HAWG) . Copenhagen: ICES, pp 806-818

    74. 73

      Gröhsler T, Oeberst R, Schaber M (2013) Implementation of the Stock Separation Function (SF) on German commercial landings. In: Report of the benchmark workshop on pelagic stocks (WKPELA): 4-8 February 2013. Copenhagen: ICES, pp 379-386

    75. 74

      Gröhsler T, Oeberst R, Schaber M (2013) Implementation of the stock separation function (SF) within GERAS in 2005-2011. Working Document WKPELA 1. Benchmark workshop on pelagic stocks (WKPELA): 4-8 February 2013. Copenhagen: ICES, 6 p

    76. 75

      Oeberst R, Gröhsler T, Schaber M (2013) Investigations on quality of Stock Separation Function (SF). Working Document WKPELA4. Benchmark workshop on pelagic stocks (WKPELA): 4-8 February 2013. Copenhagen: ICES, 22 p

    77. 76

      Bartolino V, Gröhsler T, Vitale F, Krischansson B, Johansson M (2013) Maturity at age in the WBSSH herring : motivation of the study and background. In: Report of the benchmark workshop on pelagic stocks (WKPELA): 4-8 February 2013. Copenhagen: ICES, pp 470-475

    78. 77

      Oeberst R, Gröhsler T (2013) Maturity of herring (Clupea harengus) sampled during the German Acoustic Survey (GERAS. Working Document WKPELA6. Benchmark workshop on pelagic stocks (WKPELA), 4-8 February 2013. Copenhagen: ICES, 8 p

    79. 78

      Oeberst R, Gröhsler T (2013) Quality of age determination. Working Document WKPELA7. In Benchmark workshop on pelagic stocks (WKPELA), WBSSH 04-08 February 2013. Copenhagen: ICES, 3 p

    80. 79

      Krumme U, Gröhsler T (2013) Sprat (BS)/Central Baltic Herring (CBH): Analysis of the questionnaires concerning the issue of species misreportning in the mixed pelagic fisheries in the Baltic Sea (sprat-herring mix). In: Report of the benchmark workshop on Baltic multispecies assessments (WKBALT): 4-8 February 2013. Copenhagen: ICES, pp 266-276

    81. 80

      Schaber M, Gröhsler T (2013) Survey Report for FRV "Solea" 2-21 October 2012. In: Report of the Baltic International Fish Survey Working Group (WGBIFS) : Annex 8: Cruise reports of acoustic surveys BASS and BIAS in 2012. Copenhagen: ICES, pp 266-289

    82. 81

      Barz K, Gröhsler T, Zimmermann C (2013) Zustand und Entwicklung ausgewählter Fischbestände in der Ostsee: der ICES-Advice für 2014. Fischerei Fischmarkt MV 13(3):44-49

    83. 82

      Oeberst R, Gröhsler T (2012) Development of growth of WBSSH between 1994 and 2011 : working paper Benchmark WKPELA, 22 – 23 November 2012. 4 p

    84. 83

      Gröhsler T (2012) German herring & sprat : fisheries & stock assessment data in the Baltic Sea in 2011. ICES WGBFAS Report 2012:710-729

    85. 84

      Gröhsler T (2012) German herring & sprat : fisheries & stock assessment data in the Baltic Sea in 2012. ICES WGBFAS Report 2012:735-761

    86. 85

      Gröhsler T, Böttcher U, Schaber M (2012) Hydroakustiksurveys in der Ostsee. Fischerei Fischmarkt MV(5):44-46

    87. 86

      Oeberst R, Gröhsler T (2012) Indices of sprat and herring based on German acoustic survey in October (BIAS) - estimated with different methods for combining the results of fishing stations. ICES WGBIFS Rep 2012:413-425

    88. 87

      Gröhsler T, Oeberst R, Schaber M, Casini M, Chervonstev V, Wyszynski M (2012) Mixing of Western Baltic Spring Spawning and Central Baltic Herring (Clupea harengus L.) Stocks - implication and consequences for stock assessment. ICES WGBFAS Report 2012:730-753

    89. 88

      Casey J, Abella JA, Andersen J, Bailey N, Bertignac M, Cardinale M, Curtis H, Daskalov G, Delaney A, Döring R, Garcia Rodriguez M, Gascuel D, Graham N, Gustavsson T, Jennings S, Kenny A, Kempf A, Zimmermann C, Bastardie F, Gröhsler T, et al (2012) Multispecies management plans for the Baltic (STECF-12-06). Luxembourg: Publications Office of the European Union, 69 p, EUR Sci Techn Res Ser

    90. 89

      Simmonds J, Jardim E, Casey J, Abella JA, Andersen J, Bailey N, Bertignac M, Cardinale M, Curtis H, Daskalov G, Delaney A, Döring R, Garcia Rodriguez M, Gascuel D, Graham N, Döring R, Kempf A, Zimmermann C, Neuenfeldt S, Gröhsler T, et al (2012) North Sea and Kattegat scoping for mixed fisheries (STECF-12-04). Luxembourg: Commission of the European Communities, EUR Sci Techn Res Ser

    91. 90

      Oeberst R, Gröhsler T (2012) Quality of age determination of herring by German reader based on repeated readings : Working paper WKPELA, 22– 23 November 2012. 3 p

    92. 91

      Simmonds J, Jardim E, Casey J, Abella JA, Andersen J, Bailey N, Bertignac M, Cardinale M, Curtis H, Daskalov G, Delaney A, Döring R, Garcia Rodriguez M, Gascuel D, Graham N, Kempf A, Zimmermann C, Bastardie F, Gröhsler T, Ernesto J, et al (2012) Scoping for impact assessments for multi-annual plans for Baltic Multi-Species and cod in the Kattegat, North Sea West of Scotland and Irish Sea (STECF-12-05). Luxembourg: Publications Office of the European Union, 94 p, EUR Sci Techn Res Ser

    93. 92

      Walther Y, Casini M, Gröhsler T, Krumme U, Strehlow HV, Wyszynski M, Kornilovs G, Pönni J, Raid T, Storr-Paulsen M (2012) Species measurement error for pelagic species in the Baltic Sea - an overview : working document 5 ; Baltic Fisheries Assessment Working Group (WGBFAS) 12-19 April 2012. ICES WGBFAS Report 2012:754-765

    94. 93

      Schaber M, Gröhsler T (2012) Survey Report for FRV "SOLEA" 4-24 October 2011. ICES WGBIFS Rep 2012:282-300

    95. 94

      Schaber M, Gröhsler T (2012) Survey Report for FRV "SOLEA" 4-24 October 2011 : Baltic International Acoustic Survey (BIAS). ICES WGIPS Rep 2012:203-222

    96. 95

      Gröhsler T (2011) Die Lage der Fischbestände im Skagerrak/Kattegat und in der Ostsee : Stand: 29.06.2011. Copenhagen: ICES, 21 p

    97. 96

      Gröhsler T, Böttcher U, Schaber M (2011) Extension of the autumn Solea acoustic survey with focus on separation of spring and autumn spawning herring stock components - German/Danish Acoustic Survey in the Fehmarn Belt area in 2009/2010. In: Science provision project and collaboration agreement between DTU Aqua, vTI-OSF, and Femern Baelt A/S : Fehmarn belt fish and fisheries investigations ; status report, deliverable D3 (Feb-May 2011) ; deliverables D3, D5, D7, D9, D11, D13, D15, D17, S19, D21, D23, D25, D27 and D29. pp 252-263

    98. 97

      Gröhsler T (2011) German herring & sprat : fisheries & stock assessment data in the Baltic Sea in 2010. ICES WGBFAS Report 2011:715-734

    99. 98

      Gröhsler T (2011) German herring fisheries & stock assessment data in the Western Baltic 2010. ICES HAWG Rep 2011:1-14

    100. 99

      Gröhsler T (2011) Herring in SD 25-27, 28.2, 29+32 : update assessment! ; 12.04.2011 ; Working document/Presentation for the ICES "Baltic Fisheries Assessment Working Group (WGBFAS). Copenhagen: ICES, 22 p

    101. 100

      Gröhsler T, Oeberst R, Schaber M (2011) Mixing of two herring (Clupea harengus) stocks in ICES subdivision 24 (Arkona Sea, Western Baltic) - implication and consequences for stock assessment. ICES WGBFAS Report 2011:735-751

    102. 101

      Gröhsler T, Oeberst R, Schaber M (2011) Mixing of two herring (Clupea harengus) stocks in ICES Subdivision 24 (Arkona Sea, Western Baltic) - implications and consequences for stock assessment. Copenhagen: ICES, 16 p

    103. 102

      Gröhsler T, Schaber M (2011) Survey report for FRV "Solea" : Baltic International Acoustic Survey ; 4-22 October 2010. ICES WGIPS Rep 2011:195-214

    104. 103

      Gröhsler T, Schaber M (2011) Survey report for RV 'Solea' 4-22 October 2010. ICES WGBIFS Rep 2011:227-242

    105. 104

      Gröhsler T (2011) Western Baltic spring spawners (WBSS) : update assessment ; presentation for the 3rd Nordic Council workshop, 24.-26.5.2011, Helsinki. Copenhagen: ICES, 20 p

    106. 105

      Gröhsler T (2011) Western Baltic Spring Spawners (WBSS) : update assessment ; presentation for the ICES "Herring Assessment Working Group for the area south of 62° N (HAWG)". Copenhagen: ICES, 28 p

    107. 106

      Winkler H, Böttcher U, Gröhsler T (2011) Zur Nahrungsbasis mariner Säugetiere in der südlichen Ostsee. Meer Museum 23:41-52

    108. 107

      Gröhsler T, Götze E (2010) Annex 5H: German/Danish Western Baltic Autumn Survey : Survey report for RV "Solea" 02-21 October 2009. ICES WGIPS Rep 2010:170-186

    109. 108

      Götze E, Gröhsler T (2010) Annex 5H: German/Danish Western Baltic Autumn Survey : Survey report for RV "Solea" 19-22 January 2010. ICES PGIPS Rep 2010:170-186

    110. 109

      Gröhsler T (2010) German herring & sprat : fisheries & stock assessment data in the Baltic Sea 2009. Copenhagen: ICES, 22 p, ICES WGBFAS Report WD X

    111. 110

      Gröhsler T (2010) German herring fisheries & stock assessment data in the Western Baltic 2009. ICES HAWG Rep 2010: 16

    112. 111

      Gröhsler T (2010) German herring, fisheries & stock assessment data in the Western Baltic 2009. Copenhagen: ICES, Working Doc ICES HAWG 6

    113. 112

      Gröhsler T (2010) Herring in SD 25-29+32 (excl. GOR) : Update Assessment! ; 13.04.2010. Copenhagen: ICES

    114. 113

      Gröhsler T (2010) Status of herring stocks in the Baltic Sea : presentation for the 2nd workshop on an ecological synthesis of Baltic herring interactions with other species, and a description of the ecological impact of the fisheries on Baltic herring, Nordic Council, 15.-18.02.2010, Charlottenlund, Denmark. Copenhagen: ICES, 19 p

    115. 114

      Gröhsler T, Götze E (2010) Survey report for RV 'Solea' : 2 - 21 October 2009. ICES WGBIFS Rep 2010:145-160

    116. 115

      Götze E, Gröhsler T (2009) Annex 5H: German/Danish Western Baltic Autumn Survey : Survey report for RV "Solea" 2-21 October 2008. ICES PGIPS Rep 2009:162-183

    117. 116

      Götze E, Gröhsler T (2009) Annex 6.2: Survey report for RV "Solea" - 2-21 October 2008. ICES WGBIFS Rep 2009:99-115

    118. 117

      Gröhsler T (2009) Die Lage der Fischbestände im Skagerrak/Kattegat und in der Ostsee : Stand: 23.06.2009. Copenhagen: ICES, 20 p, ICES ACOM 2009

    119. 118

      Cardinale M, Möllmann C, Bartolino V, Casini M, Kornilovs G, Raid T, Margonski P, Grzyb A, Raitaniemi J, Gröhsler T, Flinkman J (2009) Effect of environmental variability and spawner characteristics on the recruitment of Baltic herring Clupea harengus populations. Mar Ecol Progr Ser 388:221-234, DOI:10.3354/meps08125

    120. 119

      Thiel R, Winkler HM, Riel P, Neumann R, Gröhsler T, Böttcher U, Spratte S, Hartmann U (2009) Endangered anadromous lampreys in the southern Baltic Sea: spatial distribution, long-term trend, population status. Endang Species Res 8(3):233-247, DOI:10.3354/esr00222

    121. 120

      Gröhsler T (2009) German herring & sprat : fisheries & stock assessment data in the Baltic Sea 2008. Copenhagen: ICES, 23 p, ICES WGBFAS 2009 WD 2

    122. 121

      Gröhsler T (2009) German herring & sprat : fisheries & stock assessment data in the Baltic Sea 2009. In: International Council for the Exploration of the Sea (ed) Report of the Baltic International Fish Survey Working Group (WGBIFS). Copenhagen: ICES

    123. 122

      Gröhsler T (2009) German herring : fisheries & stock assessment data in the Western Baltic in 2008. Rostock: OSF, 14 p, Working Doc ICES HAWG 6

    124. 123

      Gröhsler T (2009) Herring in SD 25-29+32 (excl. GOR) : Update Assessment? ; 20.04.2009. Copenhagen: ICES, 24 p

    125. 124

      Gröhsler T, Stepputtis D, Krieger A, Jantschik P, Weigelt R, Storr-Paulsen M, Vitale F, Karnicki Z (2009) Studies and pilot projects for carrying out the common fisheries policy : Lot 8 ; Joint data collection between the fishing sector and the scientific community in the Baltic Sea ; Report of Project FISH/2006/15-Lot 8 for the European Commission DG fish. 208 p

      https://literatur.thuenen.de/digbib_extern/dk042442.pdf

    126. 125

      Gröhsler T (2009) Temporal and spatial distribution of Anchovy (Engrulis encrasicolus) in the Western Baltic Area based on the results of the joint German-Danish Acoustic Survey in 1991-2008. Copenhagen: ICES, 13 p

    127. 126

      Oeberst R, Klenz B, Gröhsler T, Dickey-Collas M, Nash RDM, Zimmermann C (2009) When is year-class strength determined in western Baltic herring? ICES J Mar Sci 66(8):1667-1672, DOI:10.1093/icesjms/fsp143

    128. 127

      Gröhsler T (2008) Die Lage der Fischbestände im Skagerrak/Kattegat und in der Ostsee : Stand: 25.06.2008. Copenhagen: ICES, 20 p, ICES ACOM 2008

    129. 128

      Hammer C, Dorrien C von, Ernst P, Gröhsler T, Köster F, MacKenzie BR, Möllmann C, Wegner G, Zimmermann C (2008) Fish stock development under hydrographic and hydrochemical aspects, the history of Baltic Sea fisheries and its management. In: Feistel R, Nausch G, Wasmund N (eds) State and evolution of the Baltic Sea, 1952 - 2005 : a detailed 50-year survey of meteorology and climate, physics, chemistry, and marine environment. Hoboken, NJ: Wiley-Interscience, pp 543-581

    130. 129

      Gröhsler T (2008) German herring & sprat : fisheries & stock assessment data in the Baltic Sea 2007. Copenhagen: ICES, 16 p, ICES WGBFAS 2008 WD 8

    131. 130

      Thiel R, Riel P, Neumann R, Winkler HM, Böttcher U, Gröhsler T (2008) Return of twaite shad Alosa fallax (Lacépède, 1803) to the Southern Baltic Sea and the transitional area between the Baltic and North Seas. Hydrobiologia 602(1):161-177, DOI:10.1007/s10750-008-9293-4

    132. 131

      Rätz H-J, Bethke E, Hölker F, Gröhsler T (2008) Simulierte Auswirkungen des mehrjährigen Bewirtschaftungsplans für die Dorschfischerei in der westlichen Ostsee und die Möglichkeiten einer technischen Alternative. Inf Fischereiforsch 55:36-44, DOI:10.3220/Infn55_36-44_2008

      https://literatur.thuenen.de/digbib_extern/dk040779.pdf

    133. 132

      Gröhsler T, Götze E (2008) Survey report for RV "SOLEA", 4-23 October 2007. ICES WGBIFS Rep 2008:89-104

    134. 133

      Gröhsler T, Götze E (2008) Survey report for RV "Solea", 4.10.-23.10.2007 : Annex 5G: Germany (Western Baltic). ICES PGHERS Rep 2008:142-157

    135. 134

      Götze E, Böttcher U, Stepputtis D, Gröhsler T (2007) Baltic Acoustic Spring Survey (BASS) in 1999-2005. ICES WGBIFS Rep 2007:191-198

    136. 135

      Gröhsler T (2007) Die Lage der Fischbestände im Skagerrak/Kattegat und in der Ostsee : Stand: 10.09.2007. Copenhagen: ICES, 19 p, ICES AFCM 2007

    137. 136

      Gröhsler T, Böttcher U (2007) Dorsch - das Problemkind der Ostsee. In: Löser N (ed) Meer und Küste - Deutsche Ostsee. Warnemünde: EUCC - Die Küsten Union Deutschland eV am Leibnitz-Institut für Meeresforschung Warnemünde, pp 24-25

    138. 137

      Gröhsler T (2007) German herring & sprat : fisheries & stock assessment data in the Baltic Sea in 2006. Copenhagen: ICES, 14 p, ICES WGBFAS 2007 WD 7

    139. 138

      Gröhsler T (2007) German herring : fisheries & stock assessment data in the Western Baltic 2007. Copenhagen: ICES, 10 p

    140. 139

      Gröhsler T (2007) German herring : fisheries & stock assessment data in the Western Baltic in 2006. Rostock: IOR, 10 p, ICES HAWG Rep 2007

    141. 140

      Götze E, Gröhsler T (2007) Survey report for RV "Solea", 5.10.-24.10.2006. ICES WGBILFS Rep 2007:223-241

    142. 141

      Götze E, Gröhsler T (2007) Survey report for RV "Solea", 5.10.-24.10.2006. In: International Council for the Exploration of the Sea (ed) Report of the Planning Group for Herring Surveys (PGHERS) : annex 3. pp 136-150

    143. 142

      Zimmermann C, Gröhsler T (2006) Entwicklung und gegenwärtige Lage wichtiger Fischereiressourcen des Nordatlantiks, der Nord- und Ostsee. Jahresber Dt Fischwirtsch 2006:163-177

    144. 143

      Gröhsler T, Götze E (2006) Survey report for RVSolea, 4.10.-21.10.2005 : Ref: ACFM, BCC, RMC, Annex 5: 174-188. ICES Council Meet Paper 2006/LRC:07:

    145. 144

      Gröhsler T, Götze E (2006) Survey report for RVSolea, 4.10.-21.10.2005 : Ref: RMC, ICES, Annex 3: 157-171. ICES Council Meet Paper 2006/LRC:04:

    146. 145

      Baumann H, Gröhsler T, Kornilovs G, Makarchouk A, Feldmann V, Temming A (2006) Temperature-induced regional and temporal growth differences in Baltic young-of-the-year sprat Sprattus sprattus. Mar Ecol Progr Ser 317:225-236

    147. 146

      Lorenz T, Gröhsler T (2005) Der Hering (Clupea harengus) aus den Schleppnetzfängen 2002 bis 2004. Jahresheft Fisch Umwelt MV 2003/2004:67-78

    148. 147

      Gröhsler T (2005) Wie geht's dem Hering? Usedom aktuell 14(3):16-17

    149. 148

      Gröhsler T (2004) Baltic Sea Regional Project (BSRP), März 2004 : protocol for German age determination of sprat in the Baltic Sea. Braunschweig; Hamburg: vTI, 3 p

      https://literatur.thuenen.de/digbib_extern/dn048045.pdf

    150. 149

      Lorenz T, Gröhsler T (2004) Charakterisierung der Heringe aus den Schleppnetzfängen 2002 und 2003. Fischerei Fischmarkt MV(2):25-31

    151. 150

      Gröhsler T (2004) Die Lage der Fischbestände im Nordatlantik, Nord- und Ostsee. Hamburg: Bundesforschungsanstalt für Fischerei

    152. 151

      Gröhsler T (2004) Die Lage der Fischbestände im Skagerrak/Kattegat und in der Ostsee : Stand: 09.09.2004. Copenhagen: ICES

    153. 152

      Zimmermann C, Gröhsler T (2004) Entwicklung und gegenwärtige Lage wichtiger Fischereiressourcen des Nordatlantiks, der Nord- und Ostsee. Jahresber Dt Fischwirtsch 2004:147-171

    154. 153

      Gröhsler T (2004) German herring fisheries & stock assessment data in the Western Baltic in 2003. Copenhagen: ICES, 7 p, Working Doc ICES HAWG 2004

    155. 154

      Götze E, Gröhsler T (2004) Mean weights of herring and sorat in the database BAD1 for the years 1991 to 2002. In: Report of the Baltic International Fish Survey Working Group : 29 March - 2 April 2004 in Rostock, Germany. Copenhagen: ICES, pp 43-52

    156. 155

      Gröhsler T, Koth M, Kuhn A (2004) Protocol for German age determination of sprat in the Baltic Sea. Rostock: Thünen-Institut für Ostseefischerei, 3 p

    157. 156

      Gröhsler T, Götze E (2004) Survey report for RV "Solea" 30.09.-18.10.2003. In: International Council for the Exploration of the Sea (ed) Report of the Planning Group for Herring Surveys : 27-30 January 2004 ; Flodivigen, Norway. Copenhagen: ICES, pp 137-149

    158. 157

      Hammer C, Gröhsler T, Koth M (2004) Template for age reading description. TACADAR Newsl(1):5-13

    159. 158

      Hammer C, Gröhsler T, Koth M (2004) Template for age reading description (Sprat). TACADAR Newsl(2):5-10

    160. 159

      Gröhsler T, Müller H (2004) Updated information on maturity ogives for Western Baltic herring. Copenhagen: ICES, 12 p

    161. 160

      Gröhsler T (2004) Wissenschaftliche Empfehlungen für die TAC's 2005. Fischerblatt 52(9):237-247

    162. 161

      Zimmermann C, Gröhsler T (2004) Zustand und Entwicklung ausgewählter Fischbestände : Einschätzung und Empfehlungen des ICES im Jahr 2004. Inf Fischwirtsch Fischereiforsch 51(2-4):43-108

      https://literatur.thuenen.de/digbib_extern/dk039247.pdf

    163. 162

      Gröhsler T (2003) Die Lage der Fischbestände im Nordatlantik, Nord- und Ostsee. Hamburg: Bundesforschungsanstalt für Fischerei, 15 p

    164. 163

      Götze E, Gröhsler T (2003) Mean value and variance of BAD1 data for the years 1991 to 2002. In: Report of the Baltic International Fish Survey Working Group : Copenhagen, Denmark 24-28 March 2003. Copenhagen: ICES, pp 55-63

    165. 164

      Gröhsler T (2003) Proposal for structuring cruise reports for acoustic surveys in the Baltic Sea. In: Report of the Baltic International Fish Survey Working Group : Copenhagen, Denmark 24-28 March 2003. Copenhagen: ICES, pp 125-131

    166. 165

      Gröhsler T, Götze E (2003) Proposed modifications to the Manual for the Baltic International Acoustic Survey (BIAS) : Version 0.72 ; 07.04.2000. In: Report of the Baltic International Fish Survey Working Group : Copenhagen, Denmark 24-28 March 2003. Copenhagen: ICES, pp 64-67

    167. 166

      Götze E, Gröhsler T (2003) Survey report for RV "Solea" 14.-25.10.2002. In: Report of the Baltic International Fish Survey Working Group : Copenhagen, Denmark 24-28 March 2003. Copenhagen: ICES, pp 140-152

    168. 167

      Böttcher U, Götze E, Gröhsler T (2003) Survey report for RV "Walter Herwig III" 24.03.-28.03.2003. In: Report of the International Fish Survey Working Group.. Copenhagen: ICES, pp 195-203

    169. 168

      Götze E, Gröhsler T (2003) Temporal and spatial distribution of herring in the Western Baltic Sea in 1991-2002. Copenhagen: ICES, 14 p

    170. 169

      Gröhsler T (2003) Zum Hering im Greifswalder Bodden. Meer Museum 17:104-110

    171. 170

      Gröhsler T, Zimmermann C (2003) Zustand und Entwicklung ausgewählter Fischbestände: Einschätzung des ICES im Frühjahr 2003. Inf Fischwirtsch Fischereiforsch 50(3):98-121

      https://literatur.thuenen.de/digbib_extern/dk040274.pdf

    172. 171

      Zimmermann C, Gröhsler T, Hammer C (2003) Zustand und Entwicklung ausgewählter Fischbestände: Einschätzung des ICES im Herbst 2003. Inf Fischwirtsch Fischereiforsch 50(4):144-162

      https://literatur.thuenen.de/digbib_extern/dk040278.pdf

    173. 172

      Gröhsler T (2002) Die Lage der Fischbestände in der Ostsee : ICES/ACFM 2002. Copenhagen: ICES

    174. 173

      Hammer C, Gröhsler T, Rätz H-J (2002) Entwicklung und gegenwärtige Lage wichtiger Fischereiressourcen des Nordatlantiks, der Nord- und Ostsee. Jahresber Dt Fischwirtsch 2002:153-170

    175. 174

      Hammer C, Gröhsler T, Zimmermann C (2002) Lage und Entwicklung ausgewählter Fischbestände: Einschätzung des ICES im Juni 2002. Inf Fischwirtsch Fischereiforsch 49(2/3):35-55

      https://literatur.thuenen.de/digbib_extern/dk040285.pdf

    176. 175

      Gröhsler T, Müller H (2002) Maturity ogives for western baltic herring. Copenhagen: ICES, 11 p

    177. 176

      Götze E, Böttcher U, Gröhsler T (2002) Report of the Baltic International Fish Survey Working Group : ICES Headquarters 8-12 April 2002. Copenhagen: ICES

    178. 177

      Gröhsler T, Götze E (2002) Survey report for RV "Solea" 18.09-18.10.2001. In: Report of the Planning Group for Herring Surveys : Hamburg, Germany 10-14 December 2001. pp 134-150

    179. 178

      Götze E, Böttcher U, Gröhsler T (2002) Survey report for RV "Walther Herwig III" 25.05.-10.06.2001. In: Report of the Baltic International Fish Survey Working Group : ICES Headquarters 8-12 April 2002. Copenhagen: ICES, p 10

    180. 179

      Gröhsler T, Böttcher U, Gröger JP, Hinrichs R, Kuhn A, Stephan D (2001) A new sampling regime for resource assessment of herring in the Skagerrak, Kattegat and SW Baltic. 3 p

    181. 180

      Gröhsler T (2001) AFCM-Tagung im Mai 2001 : die Lage der Fischbestände im Nordatlantik, Nord- und Ostsee. Hamburg: Bundesforschungsanstalt für Fischerei, 23 p

    182. 181

      Gröger JP, Gröhsler T (2001) Comparative analysis of alternative statistical models for differentiation of herring stocks based on meristic characters. J Appl Ichthyol 17(5):207-219

    183. 182

      Gröhsler T, Zimmermann C, Oehlenschläger J, Vis H van de (2001) Die Lage der Fischbestände in Nordostatlantik, Nord- und Ostsee : Einschätzungen des Internationalen Rates für Meeresforschung im Frühjahr 2001. Inf Fischwirtsch Fischereiforsch 48(3):95-113

      https://literatur.thuenen.de/digbib_extern/dk040312.pdf

    184. 183

      Böttcher U, Gröger JP, Gröhsler T (2001) Environmental and fisheries influence on fish stock recruitment in the Baltic Sea (STORE) : individual progress report for the period ; from 1.1.-31.12.1999. 16 p

    185. 184

      Gröhsler T (2001) German fisheries for herring in the Western Baltic : working document for the HAWG 2001. 23 p

    186. 185

      Gröhsler T, Götze E (2001) Survey report RV Solea : International Acoustic Survey for Pelagic Fish Stocks in the Baltic Sea ; 01.10-19.10.2000. In: Report of the Planning Group for Herring Surveys : Ijmuiden, the Netherlands ; 11 - 15 December 2000. Copenhagen: ICES, pp 117-131

    187. 186

      Hammer C, Gröhsler T, Zimmermann C (2000) Die Lage der Fischbestände in Nordostatlantik, Nord- und Ostsee : Einschätzungen des Internationalen Rates für Meeresforschung im Frühjahr 2000. Inf Fischwirtsch Fischereiforsch 47(3):111-126

      https://literatur.thuenen.de/digbib_extern/dk040677.pdf

    188. 187

      Hahlbeck E, Gröhsler T (2000) Fischen und Forschen im Greifswalder Bodden. Rundschau Fleischhygiene Lebensmittelüberwachung 52(3):59-60

    189. 188

      Gröhsler T, Böttcher U, Götze E (2000) Horizontal and vertical distribution of sprat in the Southern Baltic Sea during spawning time : first results of the 1999 German June Acoustic Survey. Copenhagen: ICES, 10 p

    190. 189

      Gröger JP, Gröhsler T (2000) On the separation of herring stocks in the Western Baltic. Copenhagen: ICES, 13 p

    191. 190

      Gröhsler T, Gröger JP, Krenkel K, Götze E, Drenkow M, Rothbarth H (2000) Surveying the pelagic fish resources and establish an acoustic database in the Baltic Sea (BALTDAT) : individual progress report for the period fom 01.04.1999-31.03.2000. Bruxelles: European Commission, 7 p

    192. 191

      Hahlbeck E, Gröhsler T (1999) Fischen und Forschen im Greifswalder Bodden. Forschungsrep Ern Landwirtsch Forsten(1):12-14

      https://literatur.thuenen.de/digbib_extern/dk040531.pdf

    193. 192

      Gröhsler T, Zimmermann C (1999) Zustand der Herings- und Sprottenbestände in Nord- und Ostsee, östlichem Kanal und westlichen britischen Gewässern : Beurteilung durch die Herings- und Ostsee-Arbeitgruppe des ICES, März/April 1999. Inf Fischwirtsch Fischereiforsch 46(3):17-23

      https://literatur.thuenen.de/digbib_extern/dk040725.pdf

    194. 193

      Zimmermann C, Gröhsler T (1998) Aktuelle Entwicklung der Herings- und Sprottenbestände südlich des 62. Breitengrades. Inf Fischwirtsch Fischereiforsch 45(2):68-72

      https://literatur.thuenen.de/digbib_extern/dk040879.pdf

    195. 194

      Gröhsler T (1998) Aktuelle Informationen zum Hering in der Ostsee im Hinblick auf deutsche Fischereiinteressen. Inf Fischwirtsch Fischereiforsch 45(4):176-179

      https://literatur.thuenen.de/digbib_extern/dk040858.pdf

    196. 195

      Böttcher U, Gröhsler T (1998) Praktische Hinweise zur Dateneingabe in die BFAFi-Datenbank. Rostock: Thünen-Institut für Ostseefischerei, 9 p

    197. 196

      Gröhsler T (1998) Separation of spring and autum spawning herring in the Skagerrak and Kattegat : Interim Report : Reporting Period 1. March 1997 - 31. August 1998. Rostock: Thünen-Institut für Ostseefischerei, 36 p

    198. 197

      Gröhsler T, Rechlin O (1998) Zwischenbericht : Aktueller Stand der wissenschaftlichen Begleitung in der zweiten Phase der Versuchsfischerei auf Hering in der Ostsee ; Beteiligung durch das IOR. Rostock; Hamburg: Bundesforschungsanstalt für Fischerei, 8 p

    199. 198

      Gröhsler T (1998) Zwischenbericht über die fischereiwissenschaftliche Begleitung der ersten Phase der Versuchsfischerei auf Hering in der Ostsee, 20.202. - 05.05.1998. Rostock: Thünen-Institut für Ostseefischerei, 15 p

    200. 199

      Gröhsler T, Götze E (1997) Report on the 1994 and 1996 october acoustic survey in ICES sub-divisions 21-24. Copenhagen: ICES, 11 p

    201. 200

      Gröhsler T (1997) Zur Fang- und Bestandssituation von Hering und Sprott in der Ostsee. Inf Fischwirtsch Fischereiforsch 44(4):155-164

      https://literatur.thuenen.de/digbib_extern/dk040807.pdf

    202. 201

      Hammer C, Gröhsler T (1996) Das europäische Netzwerk zur Koordination der Altersbestimmung bei Fischen: European Fish Ageing Network (EFAN). Inf Fischwirtsch Fischereiforsch 43(2):98-100

    203. 202

      Gröger JP, Gröhsler T (1996) Information updated discrimination of herring stocks in Baltic division IIIa. Copenhagen: ICES, 18 p

    204. 203

      Gröger JP, Gröhsler T (1996) Information-updated discrimination of herring stocks in Baltic Division IIIa. Copenhagen: ICES, ICES CM Doc 1996/J:10

    205. 204

      Dalskov J, Beveridge D, Dornheim H, Gröhsler T, Hutcheun JR, Kamp G van de, McGarvey J, McKenzie G, Modin J, Molley J, Thorvic T, Toresen R, Torstensen E, Verin Y, Watson T (1996) Landings statistics and biological sampling : working document for the Herring Assessment Working Group for the area south of 62ð. Copenhagen: ICES, 41 p

    206. 205

      Gröhsler T, Götze E (1996) Report on the acoustic survey in ICES sub-divisions 22, 23 and 24 in october 1995. Copenhagen: ICES, 11 p

    207. 206

      Gröger JP, Gröhsler T (1995) On the discrimination of herring stocks in division IIIA. Copenhagen: ICES, 25 p, ICES CM Doc 1995/J:22

    208. 207

      Gröhsler T (1994) Feeding habits as indicators of ecological niches : investigations of Antarctic fish conducted near Elephant Island in late autumn/winter 1986. Arch Fish Mar Res 42(1):17-34

    209. 208

      Gröhsler T, Götze E (1994) Report on the acoustic survey in ICES sub-divisions 21, 22, 23 and 24 in October 1994. Copenhagen: ICES, 10 p

    210. 209

      Gröhsler T (1992) Fische : Untersuchungen zum Mageninhalt. In: Emschermann P, Hoffrichter O, Körner H (eds) Meeresbiologische Exkursion : Beobachtung und Experiment. Stuttgart; Jena; New York: Fischer, pp 229-233

    211. 210

      Gröhsler T (1992) Nahrungsökologische Untersuchungen an antarktischen Fischen um Elephant Island unter besonderer Berücksichtigung des Südwinters. Hamburg: Institut für Seefischerei, 296 p, Mitt Inst Seefischerei BFAFi 47

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