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
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 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
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 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 otm mammals delphinus delphis short-beaked common dolphin 2 354.933 35.2016 0.2003 0.0206 1.9518 uncertain uncertain uncertain Yes
bay of biscay and the iberian coast otm seabirds larus fuscus lesser black-backed gull 1 354.933 35.2016 0.0821 0.0038 1.7767 uncertain uncertain uncertain No
bay of biscay and the iberian coast otm seabirds morus bassanus northern gannet 1 354.933 35.2016 0.0821 0.0038 1.7767 uncertain uncertain uncertain No
black sea otm fish huso huso european sturgeon 2 4981 210 0.0084 0.0012 0.0586 uncertain uncertain uncertain Yes
celtic seas otm mammals globicephala melas long-finned pilot whale 3 2300.6 1025 0.0035 0.0002 0.0564 uncertain uncertain uncertain No
celtic seas otm mammals halichoerus grypus gray seal 18 2300.6 1025 0.0006 0 7.5474 uncertain uncertain uncertain No
greater north sea otm mammals halichoerus grypus gray seal 26 8961.6 1106.77 0.0001 0 72536.9253 NA NA NA No
greater north sea otm seabirds larus argentatus herring gull 1 8961.6 1106.77 0.0013 0.0001 0.0196 uncertain uncertain uncertain No
greater north sea otm seabirds morus bassanus northern gannet 1 8961.6 1106.77 0.0009 0.0001 0.0071 uncertain uncertain uncertain No
greater north sea otm mammals phoca vitulina harbor seal 1 8961.6 1106.77 0.0013 0.0001 0.0198 uncertain uncertain uncertain No
icelandic waters otm seabirds uria aalge common guillemot 2 1766 295 0.0062 0.0008 0.0457 uncertain uncertain uncertain No
western mediterranean sea otm mammals stenella coeruleoalba striped dolphin 2 1090.86 44.5833 0.0417 0.0046 0.379 45 5 414 No
celtic seas ott mammals delphinus delphis short-beaked common dolphin 4 10637.1 1372.1 0.0041 0.001 0.0176 44 11 188 Yes
celtic seas ott elasmobranchs dipturus intermedius common skate 121 10637.1 1452.1 0 0 0 NA NA NA Yes
celtic seas ott seabirds larus argentatus herring gull 1 10637.1 1372.1 0.0006 0 0.0138 uncertain uncertain uncertain No
celtic seas ott mammals phocoena phocoena harbor porpoise 2 10637.1 1372.1 0.0015 0.0004 0.0058 16 4 62 Yes
greater north sea ott elasmobranchs dipturus intermedius common skate 25 13275.8 1885.79 0 0 0.0006 uncertain uncertain uncertain Yes
western mediterranean sea ott turtles caretta caretta loggerhead 3 4281.86 594.75 0.005 0.0016 0.0156 22 7 67 Yes
western mediterranean sea ott mammals tursiops truncatus bottlenose dolphin 1 4281.86 594.75 0.0017 0.0002 0.0118 uncertain uncertain uncertain No
adriatic sea ps turtles caretta caretta loggerhead 20 15972.5 534 0.0129 0.001 0.1703 uncertain uncertain uncertain Yes
bay of biscay and the iberian coast ps mammals delphinus delphis short-beaked common dolphin 19 56608.7 1582.32 0.0072 0.0013 0.0407 443 147 1469 Yes
bay of biscay and the iberian coast ps seabirds larus michahellis yellow-legged gull 7 56608.7 1397.32 0.0047 0.0013 0.0173 265 72 978 No
celtic seas ps mammals delphinus delphis short-beaked common dolphin 1 467 139 0.008 0.0007 0.0914 uncertain uncertain uncertain Yes
celtic seas ps seabirds larus argentatus herring gull 9 467 139 0.0748 0.0179 0.3122 35 9 146 No
greater north sea ps mammals delphinus delphis short-beaked common dolphin 14 2137.41 97.6833 0.1227 0.0392 0.3841 262 84 821 Yes
greater north sea ps seabirds larus argentatus herring gull 8 2137.41 97.6833 0.0574 0.0129 0.2544 123 28 544 No
greater north sea ps seabirds larus marinus great black-backed gull 1 2137.41 97.6833 0.0102 0.0014 0.0727 22 4 156 No
bay of biscay and the iberian coast ptb mammals delphinus delphis short-beaked common dolphin 227 7565.44 1374.61 0.0022 0 133.3626 704 269 3308 Yes
bay of biscay and the iberian coast ptb mammals globicephala melas long-finned pilot whale 3 7565.44 1374.61 0.0019 0.0005 0.0073 15 4 56 No
bay of biscay and the iberian coast ptb seabirds morus bassanus northern gannet 28 7565.44 1374.61 0.0108 0.0016 0.074 NA NA NA No
bay of biscay and the iberian coast ptb seabirds rissa tridactyla black-legged kittiwake 4 7565.44 1374.61 0.0026 0.0002 0.0353 uncertain uncertain uncertain No
bay of biscay and the iberian coast ptb mammals tursiops truncatus bottlenose dolphin 8 7565.44 1374.61 0.0053 0.0022 0.0125 40 17 95 No
celtic seas ptb seabirds morus bassanus northern gannet 2 22.1071 31.4788 0.0547 0.0084 0.3576 1 1 8 No
greater north sea ptb elasmobranchs dipturus intermedius common skate 7 5222.58 722.822 0.023 0.0023 0.2282 120 13 1192 Yes
greater north sea ptb seabirds morus bassanus northern gannet 11 5222.58 721.822 0.0192 0.0022 0.1641 100 12 857 No
adriatic sea ptm turtles caretta caretta loggerhead 67 8700.5 1142 0.0585 0.0439 0.078 509 382 679 Yes
adriatic sea ptm mammals tursiops truncatus bottlenose dolphin 8 8700.5 1142 0.0083 0.0027 0.026 73 24 227 No
bay of biscay and the iberian coast ptm mammals delphinus delphis short-beaked common dolphin 122 4836.47 1215.76 0.1257 0.0496 0.3183 608 241 1540 Yes
bay of biscay and the iberian coast ptm mammals globicephala melas long-finned pilot whale 5 4836.47 1215.76 0.0018 0.0002 0.0162 uncertain uncertain uncertain No
bay of biscay and the iberian coast ptm mammals phocoena phocoena harbor porpoise 1 4836.47 1215.76 0.0017 0.0001 0.0329 uncertain uncertain uncertain Yes
celtic seas ptm mammals delphinus delphis short-beaked common dolphin 3 3310.6 428.122 0.0064 0.0015 0.0269 21 5 89 Yes
celtic seas ptm seabirds morus bassanus northern gannet 1 3310.6 428.122 0.0023 0.0003 0.0166 uncertain uncertain uncertain No
greater north sea sdn mammals phocoena phocoena harbor porpoise 1 2982.8 139.916 0.0072 0.0006 0.0924 uncertain uncertain uncertain Yes
icelandic waters sdn elasmobranchs dipturus batis common skate 1 3284 78 0.0128 0.0018 0.091 uncertain uncertain uncertain Yes
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