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Uhlmann, Sven Sebastian
ORCID

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Dr Snapper, more Institutional address: Stationsstraat 27 8470 Gistel Belgium E-mail: Vlaamse overheid; Beleidsdomein Landbouw en Visserij; Instituut voor landbouw-, visserij en voedingsonderzoek (ILVO), more Direct contact at institute: Tel.: +32-(0)59-56 98 97 E-mail:

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Wageningen University and Research Centre; Institute for Marine Resources and Ecosystem Studies; Vestiging Ijmuiden, more Function: Researcher

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Het inschatten van de overlevingskansen van platvis na teruggooi in de boomkorvisserij in het kader van de uitzonderingsmaatregel van de aanlandingsplicht, more

Datasets (3)

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Uhlmann, S. S.; Meeremans, P.; Vanden Berghe, C. (2017): Reflex impairment and injury scores of plaice collected on-board the RV Simon Stevin in 2015 and 2016, more
Uhlmann, S.; Yochum, N.; Ampe, B; Flanders Research Institute for Agriculture, Fisheries and Food (ILVO): Belgium; (2020): Flatfish reflex scores based on video clips. Marine Data Archive., more
Van Bogaert, N.; Ampe, B.; Uhlmann, S.S.; Torreele, E.; Institute for Agricultural and Fisheries Research (ILVO): Belgium; (2020): SUMARiS survival dataset. Marine Data Archive., more

Publications (49)	Top \| Institutes \| Publications \| Project \| Datasets
A1 Publications (22) [show]
Uhlmann, S.S.; Ampe, B.; Goley, J.M.; Savina, E.; Broadhurst, M.K. (2023). Effects of catch composition on the fate of European plaice (Pleuronectes platessa) discarded from Belgian beam trawlers. Fish. Res. 261: 106616. https://dx.doi.org/10.1016/j.fishres.2023.106616, more Villagra, D.; Van Bogaert, N.; Ampe, B.; Walker, P.; Uhlmann, S.S. (2022). Life-history traits of batoids (Superorder Batoidea) in the Northeast Atlantic and the Mediterranean. Rev. Fish Biol. Fish. 32(2): 473-495. https://dx.doi.org/10.1007/s11160-021-09695-3, more Uhlmann, S.S.; Ampe, B.; Van Bogaert, N.; Vanden Berghe, C.; Vanelslander, B. (2021). Flatfish survivors have tales to tell: cold seawater and reduced deployment duration contribute to the survival of European plaice (Pleuronectes platessa) discarded by Belgian beam trawlers. Fish. Res. 240: 105966. https://dx.doi.org/10.1016/j.fishres.2021.105966, more McKechnie, S.; Fletcher, D.; Newman, J.; Bragg, C.; Dillingham, P.W.; Clucas, R.; Scott, D.; Uhlmann, S.; Lyver, P.; Gormley, A.; Rakiura Titi Islands Administering Body; Moller, H. (2020). Separating the effects of climate, bycatch, predation and harvesting on tītī (Ardenna grisea) population dynamics in New Zealand: a model-based assessment. PLoS One 15(12): e0243794. https://hdl.handle.net/10.1371/journal.pone.0243794, more Uhlmann, S.S.; Verstockt, S.; Ampe, B. (2020). Digital image analysis of flatfish bleeding injury. Fish. Res. 224: 105470. https://dx.doi.org/10.1016/j.fishres.2019.105470, more Uhlmann, S.S.; Yochum, N.; Ampe, B. (2020). Repeatability of flatfish reflex impairment assessments based on video recordings. PLoS One 15(2): e0229456. https://dx.doi.org/10.1371/journal.pone.0229456, more Meeremans, P.; Yochum, N.Y.; Kochzius, M.; Ampe, B.; Tuyttens, F.A.M.; Uhlmann, S.S. (2017). Inter-rater reliability of categorical versus continuous scoring of fish vitality: does it affect the utility of the reflex action mortality predictor (RAMP) approach? PLoS One 12(7): e0179092. https://dx.doi.org/10.1371/journal.pone.0179092, more van der Reijden, K.J.; Molenaar, P.; Chen, C.; Uhlmann, S.S.; Goudswaard, P.C.; van Marlen, B. (2017). Survival of undersized plaice (Pleuronectes platessa), sole (Solea solea), and dab (Limanda limanda) in North Sea pulse-trawl fisheries. ICES J. Mar. Sci./J. Cons. int. Explor. Mer 74(6): 1672-1680. https://dx.doi.org/10.1093/icesjms/fsx019, more Uhlmann, S.; Theunynck, R.; Ampe, B.; Desender, M.; Soetaert, M.; Depestele, J. (2016). Injury, reflex impairment, and survival of beam-trawled flatfish. ICES J. Mar. Sci./J. Cons. int. Explor. Mer 73(4): 1244-1254. http://dx.doi.org/10.1093/icesjms/fsv252, more Sigurdardottir, S; Stefansdottir, K; Condie, H; Margeirsson, S; Catchpole, L; Bellido, M; Eliasen, Q; Goni, R; Madsen, N; Palialexis, A; Uhlmann, S.; Vassilopoulou, V; Feekings, J; Rochetk, J (2015). How can discards in European fisheries be mitigated? Strengths, weaknesses, opportunities and threats of potential mitigation methods. Mar. Policy 51: 366-374. dx.doi.org/10.1016/j.marpol.2014.09.018, more Uhlmann, S.S.; Broadhurst, M.; Millar, R. (2015). Effects of modified handling on the physiological stress of trawled-and-discarded yellowfin bream (Acanthopagrus australis). PLoS One 10(6): e0131109. https://dx.doi.org/10.1371/journal.pone.0131109, more Uhlmann, S.S.; Broadhurst, M.K. (2015). Mitigating unaccounted fishing mortality from gillnets and traps. Fish Fish. 16(2): 183-229. https://dx.doi.org/10.1111/faf.12049, more Uhlmann, S.S.; van Helmond, A.T.M.; Kemp Stefánsdóttir, E.; Sigurðardóttir, S.; Haralabous, J.; Bellido, J.M.; Carbonell, A.; Catchpole, T.; Damalas, D.; Fauconnet, L.; Feekings, J.; Garcia, T.; Madsen, N.; Mallold, S.; Margeirsson, S.; Palialexis, A.; Readdy, L.; Valeiras, J.; Vassilopoulou, V.; Rochet, M.-J. (2014). Discarded fish in European waters: general patterns and contrasts. ICES J. Mar. Sci./J. Cons. int. Explor. Mer 71(5): 1235-1245. https://dx.doi.org/10.1093/icesjms/fst030, more Kraan, M.; Uhlmann, S.S.; Steenbergen, J.; van Helmond, A.T.M.; van Hoof, L. (2013). The optimal process of self-sampling in fisheries: lessons learned in the Netherlands. J. Fish Biol. 83(Spec. Iss. 4): 963-973. https://dx.doi.org/10.1111/jfb.12192, more Uhlmann, S.S.; Bierman, S.M.; van Helmond, A.T.M. (2011). A method of detecting patterns in mean lengths of samples of discarded fish, applied to the self-sampling programme of the Dutch bottom-trawl fishery. ICES J. Mar. Sci./J. Cons. int. Explor. Mer 68(8): 1712-1718. https://dx.doi.org/10.1093/icesjms/fsr066, more Uhlmann, S.S.; Jeschke, J.M. (2011). Comparing factors associated with total and dead sooty shearwater bycatch in New Zealand trawl fisheries. Biol. Conserv. 144(6): 1859-1865. https://dx.doi.org/10.1016/j.biocon.2011.02.025, more Broadhurst, M.K.; Millar, R.B.; Uhlmann, S.S. (2009). Using a double codend to reduce discard mortality. ICES J. Mar. Sci./J. Cons. int. Explor. Mer 66(10): 2077-2081. https://dx.doi.org/10.1093/icesjms/fsp155, more Broadhurst, M.K.; Millar, R.B.; Brand, C.P.; Uhlmann, S.S. (2009). Modified sorting technique to mitigate the collateral mortality of trawled school prawns (Metapenaeus macleayi). Fish. Bull. 107(3): 286-297, more Uhlmann, S.S.; Broadhurst, M.K.; Paterson, B.D.; Mayer, D.G.; Butcher, P.; Brand, C.P. (2009). Mortality and blood loss by blue swimmer crabs (Portunus pelagicus) after simulated capture and discarding from gillnets. ICES J. Mar. Sci./J. Cons. int. Explor. Mer 66(3): 455-461. https://dx.doi.org/10.1093/icesjms/fsn222, more Broadhurst, M.K.; Brand, C.P.; Uhlmann, S.S. (2008). Mortality of discards from southeastern Australian beach seines and gillnets. Dis. Aquat. Org. 80: 51-61. https://dx.doi.org/10.3354/dao01904, more Broadhurst, M.K.; Uhlmann, S.S.; Millar, R.B. (2008). Reducing discard mortality in an estuarine trawl fishery. J. Exp. Mar. Biol. Ecol. 364(1): 54-61. https://dx.doi.org/10.1016/j.jembe.2008.07.001, more Uhlmann, S.S.; Broadhurst, M.K. (2007). Damage and partitioned mortality of teleosts discarded from two Australian penaeid fishing gears. Dis. Aquat. Org. 76: 173-186. https://dx.doi.org/10.3354/dao076173, more
Peer reviewed publication [show]
Uhlmann, S. (2003). Fisheries bycatch mortalities of sooty shearwaters (Puffinus griseus) and short-tailed shearwaters (P. tenuirostris). Doc Science Internal Series, 92. New Zealand Department of Conservation: Wellington. ISBN 0-478-22350-1. 52 pp., more
Books (4) [show]
Uhlmann, S.S.; Ulrich, C.; Kennelly, S.J. (Ed.) (2019). The European Landing Obligation. Reducing Discards in Complex, Multi-Species and Multi-Jurisdictional Fisheries. Springer Nature: Switzerland. ISBN 978-3-030-03307-1. xix, 431 pp. https://dx.doi.org/10.1007/978-3-030-03308-8, more Catchpole, T.; van Marlen, B.; Uhlmann, S.; Theunynck, R.; Randall, P.; Nilsson, H.; Méhault, S.; Kopp, D.; Wilms, I.; van der Reijden, K.; Molenaar, P.; Madsen, N.; Methling, C.; Breen, M. (2015). Live and let die: the rapid development of research to assess survival of discards in European fisheries. CM Documents - ICES, CM 2015(L:23). International Council for the Exploration of the Sea: Copenhagen. 1 pp., more Uhlmann, S.S.; Theunynck, R.; Kinds, A.; Sys, K. (2015). Tomorrow never dies: performing a ‘premortem’ on Belgian industry-fisheries science partnerships. CM Documents - ICES, CM 2015(L:29). International Council for the Exploration of the Sea: Copenhagen. 1 pp., more Catchpole, T.L.; Santos, A.R. (2014). Discard Atlas of the North Western Waters Demersal Fisheries. CEFAS: Lowesoft. 117 pp., more
Book chapter [show]
Rihan, D.; Uhlmann, S.S.; Ulrich, C.; Breen, M.; Catchpole, T. (2019). Requirements for documentation, data collection and scientific evaluations, in: Uhlmann, S.S. et al. The European Landing Obligation. Reducing Discards in Complex, Multi-Species and Multi-Jurisdictional Fisheries. pp. 49-68. https://dx.doi.org/10.1007/978-3-030-03308-8_3, more
Abstracts (10) [show]
Goley, J.; Uhlmann, S.; Ampe, B.; Savina, E.; Broadhurst, M.K.; Polet, H. (2023). Caught on the flip-side: effects of catch composition on the fate of European plaice (Pleuronectes platessa) discarded from Belgian beam trawlers, in: Mees, J. et al. Book of abstracts – VLIZ Marine Science Day, 1 March 2023, Bruges. VLIZ Special Publication, 90: pp. 60, more Uhlmann, S.S. (2021). Snapping fish selfies - Hook-less fishing with a camera, in: Mees, J. et al. Book of abstracts – VLIZ Marine Science Day. Oostende, Belgium, 3 March 2021. VLIZ Special Publication, 87: pp. 118, more Hensgens, R.; Lemey, L.; van Bogaert, N.; Uhlmann, S.S.; Torreele, E.; Walker, P.; Bangma, O. (2019). Long-term health monitoring and survival rates of skates (Rajidae) caught as bycatch, in: Mees, J. et al. (Ed.) Book of abstracts – VLIZ Marine Science Day. Bredene, Belgium, 13 March 2019. VLIZ Special Publication, 83: pp. 114, more Uhlmann, S.S.; Ulrich, C.; Kennelly, S.J. (2019). Big bang or a soft whistle? Expected changes to European fisheries under the Landing Obligation, in: Mees, J. et al. (Ed.) Book of abstracts – VLIZ Marine Science Day. Bredene, Belgium, 13 March 2019. VLIZ Special Publication, 83: pp. 41, more Uhlmann, S.S.; Van Bogaert, N. (2019). Working Group on Methods for Estimating Discard Survival (WGMEDS): how discard survival research is shaping European policy?, in: Abstracts of the BICEpS19 Colloquium. pp. 3, more Arrostuto, N.; Verstockt, S.; Uhlmann, S.S. (2018). Fishing for advantages with on-board electronic monitoring and digital image analysis techniques, in: Mees, J. et al. Book of abstracts – 53^rd European Marine Biology Symposium. Oostende, Belgium, 17-21 September 2018. VLIZ Special Publication, 82: pp. 70, more Meeremans, P.; Kochzius, M.; Yochum, N.Y.; Uhlmann, S. (2016). Inter-observer reliability of fish vitality assessments:does the use of categorical or continuous scoring scales affect the Reflex Action Mortality Predictor (RAMP)?, in: Mees, J. et al. (Ed.) Book of abstracts – VLIZ Marine Scientist Day. Brugge, Belgium, 12 February 2016. VLIZ Special Publication, 75: pp. 73, more Uhlmann, S.; Levenson, M.; Vandendriessche, S. (2016). Floundering flatfish! A video communication case study, in: Seys, J. et al. (Ed.) CommOCEAN2016 - 2nd International Marine Science Communication Conference. 6-7 December 2016. Bruges, Belgium: Book of Abstracts. VLIZ Special Publication, 78: pp. 103, more Theunynck, R.; Uhlmann, S.; Vanderperren, E.; Polet, H. (2015). Live or let die: survival of discarded plaice, in: Mees, J. et al. (Ed.) Book of abstracts – VLIZ Young Scientists’ Day. Brugge, Belgium, 20 February 2015. VLIZ Special Publication, 71: pp. 130, more Uhlmann, S.; Theunynck, R. (2015). “I spy with my little eye…a floundering flatfish”: can self-sampling by fishers facilitate the implementation of the discard ban?, in: MARE Conference: people and the sea VIII. Geopolitics of the oceans. pp. 53, more
Reports (4) [show]
Van Bogaert, N.; Ampe, B.; Uhlmann, S.; Torreele, E. (2021). Discard survival estimates of commercially caught skates of the North Sea and English Channel. Flanders Research Institute for Agriculture, Fisheries and Food: Ostend. 42 pp., more Uhlmann, S.S.; Theunynck, R.; Ampe, B.; Verkempynck, R.; Miller, D.C.M.; van Marlen, B.; van der Reijden, K.J.; Molenaar, P.; Vanderperren, E.; Polet, H. (2016). Overleving van door boomkor gevangen pladijs = Survival of beam-trawled European plaice (Pleuronectes platessa). ILVO Mededeling, 210. Instituut voor Landbouw- en Visserijonderzoek: Oostende. 66 + 12 bijlagen pp., more van Marlen, B.; Molenaar, P.; van der Reijden, K.J.; Goudswaard, P.C.; Bol, R.A.; Glorius, S.T.; Theunynck, R.; Uhlmann, S.S. (2016). Overleving van discard platvis: vaststellen en verhogen. IMARES Wageningen Report, C180/15. IMARES Wageningen UR: IJmuiden. 116 pp., more ICES (2014). Report of the Workshop on Methods for Estimating Discard Survival (WKMEDS), 17–21 February 2014, ICES HQ, Copenhagen, Denmark. CM Documents - ICES, CM 2014(ACOM:51). International Council for the Exploration of the Sea: Copenhagen. 114 pp., more
Other publications (4) [show]
Vandendriessche, S.; Depestele, J.; Van 't Land, M.; Uhlmann, S.; Vanderperren, E. (2019). Ongewenste vis: over ontsnapping, bijvangst, overleving en de aanlandplicht, in: De Grote Rede 49. De Grote Rede: Nieuws over onze Kust en Zee, 49: pp. 15-19, more Theunynck, R.; Uhlmann, S.; Vanderperren, E.; Polet, H. (2015). Live or let die: survival of discarded plaice. Poster presented at the VLIZ Young Marine Scientist's Day 20 February 2015. Institute for Agricultural and Fisheries Research (ILVO): Oostende. 1 poster pp., more Theunynck, R.; Uhlmann, S.; Vanderperren, E. (2014). Het TECHVIS project. Overleving van ondermaatse platvis bepalen. Rederscentrale Augustus: 16-17, more Theunynck, R.; Vanderperren, E.; Uhlmann, S.S. (2014). Project overleving aan boord van de O.190. Rederscentrale December: 18-19, more
Thesis (co-)promotor (2) [show]
Goley, J.M. (2021). Survival variability of commercially trawled-and-discarded European plaice (Pleuronectes platessa). MSc Thesis. Universiteit Antwerpen/Ghent University/Vrije Universiteit Brussel: Antwerpen, Gent, Brussel. 49 pp., more Theodoridis, K. (2021). Study of the effect the rapid changes in temperature have on the impairment of Pleuronectes platessa during hauling onboard the fishing vessel and discarding back to the sea. MSc Thesis. Universiteit Antwerpen/Ghent University/Vrije Universiteit Brussel: Antwerpen, Gent, Brussel. 23 pp., more
Thesis supervisor [show]
Margot, J. (2022). Inventorizing the spatio-temporal occurrence of various algae species in shrimp catches of Dutch beam trawlers. MSc Thesis. Universiteit Antwerpen/Ghent University/Vrije Universiteit Brussel: Antwerpen/Gent/Brussel. 25 pp., more

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