Bycatch

ByCatch > Advice 2025





2025 ICES Advice on bycatch of endangered, threatened and protected (ETP) species of marine mammals, seabirds, marine turtles and selected fish species of bycatch relevance.

For details, see ICES, 2025. Bycatch of endangered, threatened and protected (ETP) species of marine mammals, seabirds, marine turtles and selected fish species of bycatch relevance. In Report of the ICES Advisory Committee, 2025. ICES Advice 2025, byc.eu. https://doi.org/10.17895/ices.advice.30734714

For explanations of columns, see Annex 7 in the above document.



ICES ecoregion
Metier 4
Species
     
Common Name
Taxon
Priority
     
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ICES ecoregion Metier L4 Taxon Species Common Name Reported Bycatch 2024 Fishing effort (DaS) 2024 monitoring effort (DaS) 2017-2024 BPUE BPUE lower CI BPUE upper CI Bycatch 2024 Bycatch lower CI Bycatch upper CI Priority
bay of biscay and the iberian coast gtr mammals halichoerus grypus gray seal 12 71937.2 8055.18 0.0002 0 0.0091 uncertain uncertain uncertain No
bay of biscay and the iberian coast gtr seabirds larus argentatus herring gull 1 71937.2 7980.18 0.0002 0 0.0023 uncertain uncertain uncertain No
bay of biscay and the iberian coast gtr seabirds rissa tridactyla black-legged kittiwake 1 71937.2 7980.18 0.0002 0 0.0037 uncertain uncertain uncertain No
bay of biscay and the iberian coast otb elasmobranchs gymnura altavela spiny butterfly ray 2 71160.3 2728.23 0.0002 0 0.1579 NA NA NA Yes
celtic seas otb seabirds fulmarus glacialis northern fulmar 1 56696.3 4804.61 0.0002 0 0.0015 uncertain uncertain uncertain No
celtic seas otb mammals phoca vitulina harbor seal 1 56696.3 4804.61 0.0002 0 0.0015 uncertain uncertain uncertain No
greater north sea gns seabirds larus marinus great black-backed gull 1 35093.5 5088.05 0.0002 0 0.0014 uncertain uncertain uncertain No
greater north sea gns seabirds podiceps cristatus great crested grebe 1 35093.5 5088.05 0.0002 0 0.0014 NA NA NA No
greater north sea gns seabirds puffinus griseus sooty shearwater 1 35093.5 5088.05 0.0002 0 0.0011 uncertain uncertain uncertain No
western mediterranean sea otb elasmobranchs dipturus batis common skate 1 150669 6238.67 0.0002 0 0.0011 uncertain uncertain uncertain Yes
western mediterranean sea otb seabirds ichthyaetus melanocephalus mediterranean gull 1 150669 6238.67 0.0002 0 0.0011 uncertain uncertain uncertain No
western mediterranean sea otb seabirds puffinus yelkouan yelkouan shearwater 1 150669 6238.67 0.0002 0 0.0011 uncertain uncertain uncertain No
western mediterranean sea otb mammals stenella coeruleoalba striped dolphin 1 150669 6238.67 0.0002 NA NA NA No
bay of biscay and the iberian coast gns mammals balaenoptera acutorostrata NA 1 45477.1 7339 0.0001 0 0.001 NA NA NA No
bay of biscay and the iberian coast gtr mammals globicephala melas long-finned pilot whale 1 71937.2 8055.18 0.0001 0 0.0009 9 2 64 No
bay of biscay and the iberian coast gtr seabirds larus marinus great black-backed gull 1 71937.2 7980.18 0.0001 0 0.0016 uncertain uncertain uncertain No
bay of biscay and the iberian coast gtr seabirds larus michahellis yellow-legged gull 2 71937.2 7980.18 0.0001 0 0.1918 uncertain uncertain uncertain No
bay of biscay and the iberian coast gtr seabirds phalacrocorax carbo great cormorant 7 71937.2 7980.18 0.0001 0 1.1074 NA NA NA No
bay of biscay and the iberian coast gtr seabirds uria aalge common guillemot 662 71937.2 7980.18 0.0001 0 0.4118 NA NA NA No
greater north sea gtr mammals delphinus delphis short-beaked common dolphin 12 10854.1 1064.49 0.0001 0 6.3692 NA NA NA Yes
greater north sea gtr mammals halichoerus grypus gray seal 25 10854.1 1064.49 0.0001 0 37.5705 NA NA NA No
greater north sea otb mammals phocoena phocoena harbor porpoise 1 111989 5311.87 0.0001 0 0.0086 NA NA NA Yes
greater north sea otm mammals halichoerus grypus gray seal 26 8961.6 1106.77 0.0001 0 72536.9253 NA NA NA No
norwegian sea gns seabirds larus argentatus herring gull 1 7001.1 0.0001 0 0.0031 NA NA NA No
adriatic sea otb seabirds phalacrocorax aristotelis european shag 3 123059 821 0 0 2.8589 uncertain uncertain uncertain No
baltic sea gns seabirds alca torda razorbill 18 138213 3537.11 0 0 0.8421 NA NA NA No
baltic sea gns seabirds gavia stellata red-throated loon 1 138213 3537.11 0 0 0.0146 NA NA NA No
baltic sea gns mammals phocoena phocoena harbor porpoise 152 138213 3267.11 0 0 0.0463 NA NA NA Yes
baltic sea gtr mammals halichoerus grypus gray seal 2 4376 570.693 0 0 0.0604 uncertain uncertain uncertain No
baltic sea otm mammals halichoerus grypus gray seal 6 16297.5 3857.39 0 0 0.1699 NA NA NA No
bay of biscay and the iberian coast gns seabirds larus michahellis yellow-legged gull 7 45477.1 7141 0 0 0.8286 NA NA NA No
bay of biscay and the iberian coast gns seabirds phalacrocorax aristotelis european shag 3 45477.1 7141 0 0 0.0326 NA NA NA No
bay of biscay and the iberian coast gns seabirds uria aalge common guillemot 251 45477.1 7141 0 0 0.0085 NA NA NA No
bay of biscay and the iberian coast gtr seabirds gavia stellata red-throated loon 3 71937.2 7980.18 0 0 263.6562 uncertain uncertain uncertain No
bay of biscay and the iberian coast gtr seabirds larus fuscus lesser black-backed gull 7 71937.2 7980.18 0 0 0.0029 NA NA NA No
bay of biscay and the iberian coast otb seabirds morus bassanus northern gannet 43 71160.3 2728.23 0 0 0.1846 NA NA NA No
celtic seas gns seabirds fulmarus glacialis northern fulmar 38 16231.6 1707.84 0 0 0.0008 NA NA NA No
celtic seas gns mammals phoca vitulina harbor seal 45 16231.6 1707.84 0 0 0.007 NA NA NA No
celtic seas gtr elasmobranchs dipturus intermedius common skate 127 2931.1 527.738 0 0 0.0454 NA NA NA Yes
celtic seas otb elasmobranchs dipturus intermedius common skate 377 56696.3 5283.61 0 0 0 NA NA NA Yes
celtic seas ott elasmobranchs dipturus intermedius common skate 121 10637.1 1452.1 0 0 0 NA NA NA Yes
greater north sea gns mammals delphinus delphis short-beaked common dolphin 5 35093.5 7287.95 0 0 0.0323 uncertain uncertain uncertain Yes
greater north sea gns elasmobranchs dipturus intermedius common skate 5 35093.5 5299.05 0 0 0.0042 NA NA NA Yes
greater north sea gns seabirds gavia arctica arctic loon 51 35093.5 5088.05 0 0 0.017 NA NA NA No
greater north sea gns seabirds melanitta fusca velvet scoter 33 35093.5 5088.05 0 0 1.0647 NA NA NA No
greater north sea gns seabirds melanitta nigra black scoter 43 35093.5 5088.05 0 0 0.016 NA NA NA No
greater north sea gns seabirds morus bassanus northern gannet 17 35093.5 5088.05 0 0 0.0085 uncertain uncertain uncertain No
greater north sea gns seabirds somateria mollissima common eider 36 35093.5 5088.05 0 0 0.2069 NA NA NA No
greater north sea gns seabirds uria aalge common guillemot 878 35093.5 5088.05 0 0 0.0065 NA NA NA No
greater north sea gtr seabirds melanitta fusca velvet scoter 10 10854.1 1064.49 0 0 0.1646 NA NA NA No
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