Institute of

Baltic Sea Fisheries

Secretariat

Katharina Wolf
Institute of Baltic Sea Fisheries

Alter Hafen Süd 2
18069 Rostock
Phone: +49 381 66099 102
Fax: +49 381 66099 199
of@thuenen.de of-sekretariat@thuenen.de


Dr. Tomas Gröhsler

Dr. Tomas  Gröhsler
Address
Alter Hafen Süd 2
18069 Rostock
Phone
+49 381 66099 104
Fax
+49 381 66099 199
E-Mail
tomas.groehsler@thuenen.de

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

Publications

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  1. 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
  2. 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, 651 p, ICES Sci Rep 1(20)
  3. Gröhsler T (2019) German herring & sprat fisheries & stock assessment input data in the Baltic Sea in 2018. ICES Sci Rep 1(20):555-576
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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

Results 1 - 10 of 189

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