Weiter zum Inhalt

Dr. Tomas Gröhsler

Institut für Ostseefischerei

E-Mail
tomas.groehsler@thuenen.de

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

Projekte

Beteiligt an

laufende Projekte

    abgeschlossene Projekte

    • Heringsdaten Fischwerk

    Publikationen

    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

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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, 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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      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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