Institute of

Sea Fisheries

Director

Secretariat

 

Herwigstraße 31

27572 Bremerhaven

Telephone: +49 471 94460 101

Fax: +49 471 94460 199

maria-isabel.koester@thuenen.de

Dr. Christoph Stransky

Dr. Christoph Stransky
Address
Herwigstraße 31
27572 Bremerhaven
Phone
+49 471 94460 141
Fax
+49 471 94460 199
E-Mail
christoph.stransky@thuenen.de

Research interests

  • Collection and analysis of German commercial fisheries data
  • Stock status and management of redfish
  • Growth and age determination of fish Otolith-based stock separation
  • Member and partly Chair of various international expert groups (ICES, STECF)

Assignments

  • Biological monitoring of German fisheries activities in the North Sea and North Atlantic and derivation of protection measures for fish stocks
  • Annual surveys of demersal fish stocks (cod, saithe, haddock, redfish, Greenland halibut, plaice, sole) in the North Sea and North Atlantic for the assessment of biologically sustainable catch levels
  • Contributiuons to Advisory Committees of the European Union (STECF) and ICES committees
  • Analyses of fishery effort (log-book data and VMS) and its relationship with fishing mortality and population dynamics of fish stocks with the aim to adjust fishing capacity to fishing opportunities
  • Advice to BMEL, BMU and EU in relation to fisheries management
  • Stock delineation of redfish (Sebastes mentella) straddling NAFO and NEAFC areas based on genetic analyses of archived otoliths

Educational background and employment

  • since 2010: Deputy director at the Institute of Sea Fisheries 
  • since 2004: Research Scientist at the Institute of Sea Fisheries
  • since 2007: National Correspondent of the EU Fisheries Data Collection Framework (DCF)
  • 2000 - 2004: Research Scientist at the Institute of Sea Fisheries within the EU project 'REDFISH'
  • 1999-2004: Ph.D. at the University of Hamburg, Germany. Thesis on 'Stock separation and growth of redfish (genus Sebastes) in the North Atlantic by means of shape and elemental analysis of otoliths'
  • 1997 - 1998: M.Sc. course in Marine and Fisheries Science, University of Aberdeen, Scotland/UK; Thesis on 'A comparison of biomass estimates obtained from small and large-scale groundfish surveys in the North Sea'
  • 1993-1997: Diploma studies in Biology, University of Hamburg, Germany. Main subject: Hydrobiology and Fisheries Science, Subsidiary subjects: Zoology, Physical Oceanography