Results on main elasmobranch species from 2001 to 2021 Porcupine Bank (NE Atlantic) bottom trawl surveys ...
Working Document presented to the Working Group on Elasmobranch Fishes (ICES WGEF), 14-23 June, 2021, Lisbon, Portugal. ... : This working document presents the results of the most significant elasmobranch species caught on the Porcupine Spanish Groundfish Survey (SP-PORC-Q3) in 2021. Biomass and ab...
Main Authors: | , , , , , |
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Format: | Dataset |
Language: | English |
Published: |
CSIC - Instituto Español de Oceanografía (IEO)
2022
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Subjects: | |
Online Access: | https://dx.doi.org/10.20350/digitalcsic/15245 https://digital.csic.es/handle/10261/307374 |
Summary: | Working Document presented to the Working Group on Elasmobranch Fishes (ICES WGEF), 14-23 June, 2021, Lisbon, Portugal. ... : This working document presents the results of the most significant elasmobranch species caught on the Porcupine Spanish Groundfish Survey (SP-PORC-Q3) in 2021. Biomass and abundance index, distribution and length frequency information is presented for Galeus melastomus (blackmouth catshark), Deania calcea (birdbeak dogfish), Deania profundorum (arrowhead dogfish), Scymnodon ringens (knifetooth dogfish), Scyliorhinus canicula (lesser spotted dogfish), Etmopterus spinax (velvet belly lantern shark), Dalatias licha (kitefin shark), Hexanchus griseus (bluntnose sixgill shark), Dipturus nidarosiensis (Norwegian skate), Dipturus batis (common skate), Dipturus intermedius (common skate), Leucoraja circularis (sandy ray) and Leucoraja naevus (cuckoo ray), Squalus acanthias (picked dogfish), Raja clavata (thornback ray) and Raja montagui (spotted ray). In 2021 the biomass of G. melastomus, D. calcea, S. ringens, D. licha, S. acanthias, L. naevus, L. circularis and D. batis increased, whereas it decreased for D. ... |
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