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 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
baltic sea gns seabirds podiceps cristatus great crested grebe 1 138213 3537.11 0.0003 0 0.002 uncertain uncertain uncertain No
bay of biscay and the iberian coast gns seabirds gavia stellata red-throated loon 1 45477.1 7141 0.0003 0 0.005 uncertain uncertain uncertain No
bay of biscay and the iberian coast gtr seabirds fratercula arctica atlantic puffin 1 71937.2 7980.18 0.0003 0 0.0042 uncertain uncertain uncertain No
norwegian sea gns mammals halichoerus grypus gray seal 3 10117.6 0.0003 0.0001 0.0009 NA NA NA No
norwegian sea gns seabirds rissa tridactyla black-legged kittiwake 2 7001.1 0.0003 0 0.0042 NA NA NA No
western mediterranean sea otb elasmobranchs gymnura altavela spiny butterfly ray 2 150669 6238.67 0.0003 0.0001 0.0017 52 11 261 Yes
western mediterranean sea otb mammals tursiops truncatus bottlenose dolphin 2 150669 6238.67 0.0003 0.0001 0.0013 48 13 194 No
baltic sea gns mammals halichoerus grypus gray seal 47 138213 3267.11 0.0004 0 0.1801 NA NA NA No
baltic sea gns seabirds larus argentatus herring gull 2 138213 3537.11 0.0004 0.0001 0.0034 uncertain uncertain uncertain No
bay of biscay and the iberian coast gns seabirds gavia immer common loon 2 45477.1 7141 0.0004 0.0001 0.0022 17 3 102 No
bay of biscay and the iberian coast gtr mammals phocoena phocoena harbor porpoise 95 71937.2 8055.18 0.0004 0 2.4829 uncertain uncertain uncertain Yes
bay of biscay and the iberian coast otb turtles caretta caretta loggerhead 1 71160.3 2728.23 0.0004 0.0001 0.0026 uncertain uncertain uncertain Yes
icelandic waters otb mammals pagophilus groenlandicus harp seal 1 11854 2582 0.0004 0.0001 0.0027 uncertain uncertain uncertain No
western mediterranean sea lld turtles dermochelys coriacea leatherback turtle 1 34340.8 2608 0.0004 0.0001 0.0027 uncertain uncertain uncertain Yes
western mediterranean sea lld mammals globicephala melas long-finned pilot whale 1 34340.8 2453 0.0004 0 0.0047 uncertain uncertain uncertain No
baltic sea gns mammals phoca vitulina harbor seal 85 138213 3267.11 0.0005 0 0.0753 NA NA NA No
celtic seas otb mammals delphinus delphis short-beaked common dolphin 12 56696.3 4804.61 0.0005 0 0.0132 NA NA NA Yes
celtic seas otb mammals phocoena phocoena harbor porpoise 2 56696.3 4804.61 0.0005 0.0001 0.0028 26 5 157 Yes
greater north sea otb seabirds phalacrocorax carbo great cormorant 3 111989 5311.87 0.0005 0.0001 0.0023 59 14 261 No
greater north sea otb mammals phoca vitulina harbor seal 1 111989 5311.87 0.0005 0 0.009 uncertain uncertain uncertain No
baltic sea gns seabirds podiceps grisegena red-necked grebe 2 138213 3537.11 0.0006 0.0001 0.0023 78 20 313 No
bay of biscay and the iberian coast gns turtles caretta caretta loggerhead 3 45477.1 7033 0.0006 0.0001 0.0035 29 6 159 Yes
bay of biscay and the iberian coast gtr seabirds alca torda razorbill 10 71937.2 7980.18 0.0006 0 0.0189 NA NA NA No
celtic seas otm mammals halichoerus grypus gray seal 18 2300.6 1025 0.0006 0 7.5474 uncertain uncertain uncertain No
celtic seas ott seabirds larus argentatus herring gull 1 10637.1 1372.1 0.0006 0 0.0138 uncertain uncertain uncertain No
celtic seas tbb elasmobranchs squatina squatina angelshark 1 7814.26 1660.2 0.0006 uncertain uncertain uncertain Yes
greater north sea gns mammals lagenorhynchus albirostris white-beaked dolphin 3 35093.5 7287.95 0.0006 0.0001 0.0031 20 4 110 No
greater north sea otb mammals halichoerus grypus gray seal 3 111989 5311.87 0.0006 0.0002 0.0018 NA NA NA No
western mediterranean sea lld turtles caretta caretta loggerhead 106 34340.8 2608 0.0006 0 0.1718 NA NA NA Yes
baltic sea gns seabirds cepphus grylle black guillemot 3 138213 3537.11 0.0007 0.0002 0.003 101 25 417 No
baltic sea gns seabirds gavia arctica arctic loon 3 138213 3537.11 0.0007 0.0002 0.0028 97 25 387 No
bay of biscay and the iberian coast gtr seabirds morus bassanus northern gannet 210 71937.2 7980.18 0.0007 0 0.4971 NA NA NA No
bay of biscay and the iberian coast gtr mammals tursiops truncatus bottlenose dolphin 6 71937.2 8055.18 0.0007 0.0003 0.0017 54 25 120 No
celtic seas gns elasmobranchs squatina squatina angelshark 3 16231.6 1951.84 0.0007 0.0001 0.0053 uncertain uncertain uncertain Yes
greater north sea gns seabirds cepphus grylle black guillemot 2 35093.5 5088.05 0.0007 0 0.0088 uncertain uncertain uncertain No
greater north sea gns seabirds phalacrocorax carbo great cormorant 14 35093.5 5088.05 0.0007 0 0.0147 93 18 972 No
western mediterranean sea lld mammals tursiops truncatus bottlenose dolphin 1 34340.8 2453 0.0007 0 0.0124 uncertain uncertain uncertain No
aegean-levantine sea lls mammals monachus monachus mediterranean monk seal 1 165487 1315 0.0008 0.0001 0.0054 uncertain uncertain uncertain Yes
aegean-levantine sea lls seabirds puffinus yelkouan yelkouan shearwater 1 165487 1315 0.0008 0.0001 0.0054 uncertain uncertain uncertain No
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