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Institut für

OF Ostseefischerei

Dr. Tomas Gröhsler


Institut für Ostseefischerei


Seit 01. August 2022 im Ruhestand

Arbeitsbereiche

  • Planung  und Koordinierung der fischereibiologischen Untersuchungen zur Bestandsstruktur der Herings- und Sprottenbestände in der Ostsee
  • Aktive Teilnahme an folgenden Arbeitsgruppen des Internationalen Rates für Meeresforschung (ICES):

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

  • Mitarbeit/Zuarbeit bei folgenden Arbeitsgruppen des Internationalen Rates für Meeresforschung (ICES):

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

Forschungsinteressen

Bestandsberechnungen zur Einschätzung der Bestandszustände, Methoden zur Bestandstrennung, wiss. Empfehlung des ICES, Herbst-Akustiksurvey, Datenbanken und -auswertungen

Wissenschaftlicher Werdegang

2016-2018: Leiter der ICES Arbeitsgruppe ‚Baltic Fisheries Assessmen t Working Group (WGBFAS)

2008-2010: Leiter der ICES Arbeitsgruppe ‚Herring Assessment Working Group for the Area South of 62° N (HAWG)

2004-2006: Leiter der ICES Arbeitsgruppe ‚Baltic Fisheries Assessmen t Working Group (WGBFAS)

2001-2006: Deutscher Stellvertreter im Advisory Committee des Internationalen Rates für Meeresforschung (ICES-ACOM)

Seit 1994: Wissenschaftlicher Mitarbeiter am Institut für Ostseefischerei Rostock, Leiter der pelagischen Arbeitsgruppe, Durchführung des Herbst-Akustik-Surveys, jährliche Teilnahme an folgende Arbeitsgruppen des ICES: ‚Baltic Fisheries Assessment Working Group (WGBFAS) und ‚Herring Assessment Working Group fort he Area South of 62° N (HAWG)

1992: Abschluß der Promotion im April 1992

1991-1993: Ab September 1991 bis Ende 1993 befristete Forschungstätigkeit an der Universität Hamburg, Institut für Hydrobiologie und Fischereiwissenschaft als Koordinator für die Auswertung der vom Internationalen Rat für Meeresforschung (ICES)

1991: Während des 'Stomach Sampling Project' gesammelten Schellfischmägen, gefördert durch das Bundesministerium für Ernährung, Landwirtschaft und Forsten

1991: Vom Februar bis August wissenschaftlicher Angestellter der Umweltbehörde Hamburg als ABM Maßnahme: 'Renaturierung von Parkgewässern in Hamburg

1990: Volontär im Institut für Seefischerei Hamburg, Fortführung der Promotion

1987-1989: Auf zweieinhalb Jahre befristete Forschungstätigkeit an der Bundesforschungsanstalt für Fischerei, Institut für Seefischerei Hamburg, gefördert durch die Deutsche Forschungsgemeinschaft, Beginn des Promotionsstudiums an der Universität Hamburg

Publikationen

  1. 0

    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

  2. 1

    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

  3. 2

    Cardinale M, Winker H, Moesgaard Albertsen C, Bartolino V, Bergenius Nord M, Cerviño S, van Deurs M, Dingsør 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

  4. 3

    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

  5. 4

    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

  6. 5

    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

  7. 6

    Egan A, Kvamme C, Ball J, Bartolino V, Berg F, Berges B, Hakansson 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

  8. 7

    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

  9. 8

    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

  10. 9

    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

  11. 10

    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

  12. 11

    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

  13. 12

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

  14. 13

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

  15. 14

    Bartolino V, Ball J, Berg F, Berges B, Campbell N, Damme CJG van, van Deurs M, Egan A, Gras M, Gröhsler T, Henriksen O, Hakansson 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

  16. 15

    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

  17. 16

    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

  18. 17

    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

  19. 18

    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

  20. 19

    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

  21. 20

    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

  22. 21

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

  23. 22

    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

  24. 23

    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, Hakansson 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

  25. 24

    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

  26. 25

    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

  27. 26

    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

  28. 27

    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

  29. 28

    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

  30. 29

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

  31. 30

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

  32. 31

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

  33. 32

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

  34. 33

    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

  35. 34

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

  36. 35

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

  37. 36

    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

  38. 37

    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

  39. 38

    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

  40. 39

    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

  41. 40

    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

  42. 41

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

  43. 42

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

  44. 43

    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

  45. 44

    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

  46. 45

    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

  47. 46

    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

  48. 47

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

  49. 48

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

  50. 49

    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

  51. 50

    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

  52. 51

    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

  53. 52

    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

  54. 53

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

  55. 54

    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

  56. 55

    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

  57. 56

    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

  58. 57

    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

  59. 58

    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

  60. 59

    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 on Pelagic Stocks (WKPELA): 4-8 February 2013. Copenhagen: ICES, 4 p

  61. 60

    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

  62. 61

    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

  63. 62

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

  64. 63

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

  65. 64

    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

  66. 65

    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

  67. 66

    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

  68. 67

    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

  69. 68

    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

  70. 69

    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

  71. 70

    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

  72. 71

    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 on Pelagic Stocks (WKPELA): 4-8 February 2013. Copenhagen: ICES, 6 p

  73. 72

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

  74. 73

    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

  75. 74

    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

  76. 75

    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

  77. 76

    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

  78. 77

    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

  79. 78

    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

  80. 79

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

  81. 80

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

  82. 81

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

  83. 82

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

  84. 83

    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

  85. 84

    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

  86. 85

    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

  87. 86

    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

  88. 87

    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

  89. 88

    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

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    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

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

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    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

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

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    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

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

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    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

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    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

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    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

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

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

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    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

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    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

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

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    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

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    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

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

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

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    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

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

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    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

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

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    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

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    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

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    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

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

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    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

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

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

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    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

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    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

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    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

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    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

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    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

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    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

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    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

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

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    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

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

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    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

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    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

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    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

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

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    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

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

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    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:

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    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:

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    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

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

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

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    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

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

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

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

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

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

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    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

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    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

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    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

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

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

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

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

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    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

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

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    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

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    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

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    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

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    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

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    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

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

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

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

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    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

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

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    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

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    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

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

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

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    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

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    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

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    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

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

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    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

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    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

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    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

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

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    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

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    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

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

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    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

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

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    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

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

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    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

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

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

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

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    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

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    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

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    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

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

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

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    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

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

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    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

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    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

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