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Institut für

FI Fischereiökologie

Dipl.-Biol. Jan-Dag Pohlmann

Institut für Fischereiökologie

Herwigstraße 31
27572 Bremerhaven
+49 471 94460 130
+49 471 94460 199


  • Bestandsmanagement des Europäischen Aals
  • Alterslesung am Aal


  1. 0

    Wysujack K, Marohn L, Lindemann C, Illing B, Freese M, Pohlmann J-D, Reiser S, Debes PV, Meskendahl L, Pelster B, Hanel R (2022) A novel hyperbaric swimming respirometer allows the simulation of varying swimming depths in fish respirometry studies. Comp Biochem Physiol A Mol Integr Physiol 264:111117, DOI:10.1016/j.cbpa.2021.111117

  2. 1

    Hanel R, Lindemann C, Freese M, Marohn L, Pohlmann J-D, Wysujack K (2022) Die Schwimm-Physiologie des Europäischen Aals unter regelbaren Überdruckbedingungen (SPEER). Bremerhaven: Thünen-Institut für Fischereiökologie, 1 p, Project Brief Thünen Inst 2022/01, DOI:10.3220/PB1641287451000


  3. 2

    Hanel R, Lindemann C, Freese M, Marohn L, Pohlmann J-D, Wysujack K (2022) The swimming physiology of the European eel under regulable hyperbaric conditions (SPEER). Bremerhaven: Thünen Institute of Fisheries Ecology, 1 p, Project Brief Thünen Inst 2022/01a, DOI:10.3220/PB1641288045000


  4. 3

    Marohn L, Schaber M, Freese M, Pohlmann J-D, Wysujack K, Czudaj S, Blancke T, Hanel R (2021) Distribution and diel vertical migration of mesopelagic fishes in the Southern Sargasso Sea - observations through hydroacoustics and stratified catches. Mar Biodiv 51:87, DOI:10.1007/s12526-021-01216-6


  5. 4

    Pohlmann J-D, Bryhn A, Sapounidis A, Svagzdys A, Taylor A, El Ganainy A, Fernandez-Delgado C, Durif CM, Briand C, Leone C, O’Leary C, Boulenger C, Belpaire C, Evans D, Hala E, Papnikolaou E, Ciccotti E, Marohn L, Freese M, Hanel R, et al (2021) Joint EIFAAC/ICES/GFCM Working Group on Eels (WGEEL). Copenhagen: ICES, 205 p, ICES Sci Rep 3(85), DOI:10.17895/ices.pub.8143


  6. 5

    O'Leary C, Walker A, Beaulaton L, Boulenger C, Briand C, Diaz E, Drouineau H, Garcia-Alvarez B, van Gemert R, Mateo MM, Mestav B, Ozdilek SY, Pohlmann J-D (2021) Third Workshop on Designing an Eel Data Call (WKEELDATA3). Copenhagen: ICES, 19 p, ICES Sci Rep 3(50), DOI:10.17895/ices.pub.8140


  7. 6

    Lupše N, Cortesi F, Freese M, Marohn L, Pohlmann J-D, Wysujack K, Hanel R, Musilova Z (2021) Visual gene expression reveals a cone-to-rod developmental progression in deep-sea fishes. Mol Biol Evol 38(12):5664-5677, DOI:10.1093/molbev/msab281


  8. 7

    Biseau A, Diaz E, Beaulaton L, Boughaba J, Briand C, Cardinale M, Ciccotti E, Dekker W, Domingos I, Drouineau H, Durif CM, Evans D, van Gemert R, Gollock M, Hammen T van der, Hanel R, Kaifu K, Janiak K, O’Leary C, Pohlmann J-D, et al (2021) Workshop on the future of eel advice (WKFEA). Copenhagen: ICES, 67 p, ICES Sci Rep 3(13), DOI:10.17895/ices.pub.5988


  9. 8

    Ensing D, Maxwell H, Walker A, Romakkaniemi A, Briand C, Evans D, de Eyto E, Erkinaro J, Pohlmann J-D, Dannewitz J, Höjesjör J, Mills K, Saunders M, Freese M, Kesler M, Velterop R, Poole R, Palm S, Pakarinen T (2020) Working Group on Science to Support Conservation, Restoration and Management of Diadromous Species (WGDIAD; outputs from 2020 meeting). Copenhagen: ICES, 42 p, Ices Bus Rep 1(3), DOI:10.17895/ices.pub.7693


  10. 9

    Freese M, Yokota Rizzo L, Pohlmann J-D, Marohn L, Witten PE, Gremse F, Rütten S, Güvener N, Michael S, Wysujack K, Lammers T, Kiessling F, Hollert H, Hanel R, Brinkmann M (2019) Bone resorption and body reorganization during maturation induce maternal transfer of toxic metals in anguillid eels. Proc Nat Acad Sci USA 116(23):11339-11344, DOI:10.1073/pnas.1817738116


  11. 10

    Lüskow F, Neitzel P, Miller MJ, Marohn L, Wysujack K, Freese M, Pohlmann J-D, Hanel R (2019) Distribution and abundance of net-captured calycophoran siphonophores and other gelatinous zooplankton in the Sargasso Sea European eel spawning area. Mar Biodiv 49(5):2333-2349, DOI:10.1007/s12526-019-00971-x

  12. 11

    Pohlmann J-D, Freese M, Reiser S, Hanel R (2019) Evaluation of lethal and non-lethal assessment methods of muscle fat content in European eel (Anguilla anguilla). Can J Fish Aquat Sci 76(4):569-575

  13. 12

    Hohenadler MAA, Nachev M, Freese M, Pohlmann J-D, Hanel R, Sures B (2019) How Ponto-Caspian invaders affect local parasite communities of native fish. Parasitol Res 118(9):2543–2555, DOI:10.1007/s00436-019-06399-3

  14. 13

    Hellenbrecht LM, Freese M, Pohlmann J-D, Westerberg H, Blancke T, Hanel R (2019) Larval distribution of the ocean sunfishes Ranzania laevis and Masturus lanceolatus (Tetraodontiformes: Molidae) in the Sargasso Sea subtropical convergence zone. J Plankton Res 41(5):595-608, DOI:10.1093/plankt/fbz057

  15. 14

    Miller MJ, Marohn L, Wysujack K, Bonhommeau S, Kuroki M, Freese M, Pohlmann J-D, Watanabe S, Blancke T, Weist P, Castonguay M, Westerberg H, Tsukamoto K, Hanel R (2019) Larval size-distributions of Ariosoma balearicum cryptic species during the March-April season in the Sargasso Sea Subtropical Convergence Zone. Environ Biol Fishes 102(10):1231–1252, DOI:10.1007/s10641-019-00900-8

  16. 15

    Miller MJ, Marohn L, Wysujack K, Freese M, Pohlmann J-D, Westerberg H, Tsukamoto K, Hanel R (2019) Morphology and gut contents of anguillid and marine eel larvae in the Sargasso Sea. Zool Anz 279:138-151, DOI:10.1016/j.jcz.2019.01.008

  17. 16

    Hanel R, Briand C, Diaz E, Döring R, Sapounidis A, Warmerdam W, Andres M, Freese M, Marcelis A, Marohn L, Pohlmann J-D, Scharrenburg M van, Waidmann N, Walstra J, Werkman M, Wilde Jde, Wysujack K (2019) Research for PECH Committee - Environmental, social and economic sustainability of European eel management. Brussels: European Parliament Policy Department for Structural and Cohesion Policies, 187 p, DOI:10.2861/033620

  18. 17

    Miller MJ, Westerberg H, Sparholt H, Wysujack K, Sorensen SR, Marohn L, Jacobsen MW, Freese M, Ayala DJ, Pohlmann J-D, Svendsen JC, Watanabe S, Andersen L, Moller PR, Tsukamoto K, Munk P, Hanel R (2019) Spawning by the European eel across 2000 km of the Sargasso Sea. Biol Lett 15:20180835, DOI:10.1098/rsbl.2018.0835

  19. 18

    Kullmann B, Pohlmann J-D, Freese M, Keth A, Wichmann L, Neukamm R, Thiel R (2018) Age-based stock assessment of the European eel (Anguilla anguilla) is heavily biased by stocking of unmarked farmed eels. Fish Res 208:258-266, DOI:10.1016/j.fishres.2018.08.009

  20. 19

    Westerberg H, Miller MJ, Wysujack K, Marohn L, Freese M, Pohlmann J-D, Watanabe S, Tsukamoto K, Hanel R (2018) Larval abundance across the European eel spawning area: An analysis of recent and historic data. Fish Fisheries 19(5):890-902, DOI:10.1111/faf.12298

  21. 20

    Westerberg H, Pacariz S, Marohn L, Fagerström V, Wysujack K, Miller MJ, Freese M, Pohlmann J-D, Hanel R (2018) Modeling the drift of European (Anguilla anguilla) and American (Anguilla rostrata) eel larvae during the year of spawning. Can J Fish Aquat Sci 75(2):224-234, DOI:10.1139/cjfas-2016-0256

  22. 21

    Freese M, Sühring R, Marohn L, Pohlmann J-D, Wolschke H, Byer J, Alaee M, Ebinghaus R, Hanel R (2017) Maternal transfer of dioxin-like compounds in artificially matured European eels. Environ Pollut 227:348-356, DOI:10.1016/j.envpol.2017.04.096

  23. 22

    Freese M, Sühring R, Pohlmann J-D, Wolschke H, Magath V, Ebinghaus R, Hanel R (2016) A question of origin: dioxin-like PCBs and their relevance in stock management of European eels. Ecotoxicol 25(1):41-55, DOI:10.1007/s10646-015-1565-y

  24. 23

    Sühring R, Ortiz X, Pena Abaurrea M, Jobst KJ, Freese M, Pohlmann J-D, Marohn L, Ebinghaus R, Backus SM, Hanel R, Reiner EJ (2016) Evidence for high concentrations and maternal transfer of substituted diphenylamines in European eels analyzed by GXxGX-ToF MS and GC-FTICR-MS. Environ Sci Technol 50(23):12678-12685, DOI:10.1021/acs.est.6b04382

  25. 24

    Michel N, Freese M, Brinkmann M, Pohlmann J-D, Hollert H, Kammann U, Haarich M, Theobald N, Gerwinski W, Rotard W, Hanel R (2016) Fipronil and two of its transformation products in water and European eel from the river Elbe. Sci Total Environ 568:171-179

  26. 25

    Pohlmann J-D, Freese M, Hanel R (2016) Minimum landing size in European eel fisheries management: limitations of simplistic management approaches in a semelparous species. ICES J Mar Sci 73(10):2509-2517, DOI:10.1093/icesjms/fsw090

  27. 26

    Brinkmann M, Freese M, Pohlmann J-D, Kammann U, Preuss TG, Buchinger S, Reifferscheid G, Beiermeister A, Hanel R, Hollert H (2015) A physiologically based toxicokinetic (PBTK) model for moderately hydrophobic organic chemicals in the European eel (Anguilla anguilla). Sci Total Environ 536:279-287, DOI:10.1016/j.scitotenv.2015.07.046

  28. 27

    Sühring R, Freese M, Schneider M, Schubert S, Pohlmann J-D, Alaee M, Wolschke H, Hanel R, Ebinghaus R, Marohn L (2015) Maternal transfer of emerging brominated and chlorinated flame retardants in European eels. Sci Total Environ 530-531:209-218, DOI:10.1016/j.scitotenv.2015.05.094

  29. 28

    Sühring R, Byer J, Freese M, Pohlmann J-D, Wolschke H, Möller A, Hodson PV, Alaee M, Hanel R, Ebinghaus R (2014) Brominated flame retardants and Dechloranes in European and American eels from glass to silver life stages. Chemosphere 116:104-111, DOI:10.1016/j.chemosphere.2013.10.096

  30. 29

    Kammann U, Brinkmann M, Freese M, Pohlmann J-D, Stoffels S, Hollert H, Hanel R (2014) PAH metabolites, GST and EROD in European eel (Anguilla anguilla) as possible indicators for eel habitat quality in German rivers. Environ Sci Pollut Res 21(4):2519-2530, doi:10.1007/s11356-013-2121-z

  31. 30

    Sühring R, Möller A, Freese M, Pohlmann J-D, Wolschke H, Sturm R, Xie Z, Hanel R, Ebinghaus R (2013) Brominated flame retardants and dechloranes in eels from German rivers. Chemosphere 90(1):118-124, DOI:10.1016/j.chemosphere.2012.08.016

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