Mediterranean Pairtrawling Short-beaked On-board 2001 and High Hauling time, The annual bycatch in 2001 and and Black Seas considered the common dolphins observations 2002 fishing depth, and 2002 was an estimated 394 et method most (Delphinus delphis) season of the year dolphins [95% confidence interval al., 2010) Galicia likely to catch were identified as (CI) 230–632]. (northwest See text for small cetaceans the key factors Spain) Medit. and involved in the Black Seas for incidental capture. more info. Western Africa 11 pelagic Cetaceans make up over 1,400 October High net openings of Trawlers in spring incidentally (Zeeberg et al., fisheries with 8% of the trawl sets 2001 and 90×50m capture pods of 10–20 pilot whales 2006). Mauritania European megafauna bycatch observed May 2005 or groups of 5–30 dolphins and NW Africa 9,000 and 18,000 See text for (Dutch and representing shortbeaked hp 70–720 dolphins, mostly common Western Africa Irish) pelagic 4–88% of the common dolphins, dolphins for more info. tunnel “excluder” factory trawlers fishing effort bottlenose device used: in a month dolphins, and resulted in 8% white-sided cetaceans retained dolphins, with 0% released pilot whales alive
Mediterranean and Black Seas Galicia (northwest Spain) Pairtrawling considered the method most likely to catch small cetaceans Short-beaked common dolphins (Delphinus delphis) On-board observations 2001 and 2002 High Hauling time, fishing depth, and season of the year were identified as the key factors involved in the incidental capture. The annual bycatch in 2001 and 2002 was an estimated 394 dolphins [95% confidence interval (CI) 230–632]. et al., 2010) See text for Medit. and Black Seas for more info. Western Africa Mauritania and NW Africa 11 pelagic fisheries with European (Dutch and Irish) pelagic factory trawlers Cetaceans make up 8% of the megafauna bycatch shortbeaked common dolphins, bottlenose dolphins, and white-sided dolphins, pilot whales over 1,400 trawl sets observed representing 4–88% of the fishing effort in a month October 2001 and May 2005 High net openings of 90×50m 9,000 and 18,000 hp tunnel “excluder” device used: resulted in 8% cetaceans retained with 0% released alive Trawlers in spring incidentally capture pods of 10–20 pilot whales or groups of 5–30 dolphins 70–720 dolphins, mostly common dolphins (Zeeberg et al., 2006). See text for Western Africa for more info.
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