The IUCN Red List of Threatened Species

Lagenorhynchus acutus

 – Lower Risk Least Concern

Taxonomy

Kingdom: ANIMALIA
Phylum: CHORDATA
Class: MAMMALIA
Order: CETACEA
Family: DELPHINIDAE
Scientific Name: Lagenorhynchus acutus
Species Authority: (Gray, 1828)
Common Name/s:
EnglishATLANTIC WHITE-SIDED DOLPHIN
FrenchDAUPHIN À FLANCS BLANCS, LAGÉNORHYNQUE À FLANC BLANC DE L'ATLANTIQUE
SpanishDELFÍN DE COSTADOS BLANCOS, DELFÍN DE FLANCOS BLANCOS

Assessment Information

Red List Category & Criteria: LR/lc    ver 2.3 (1994)
Year Assessed: 1996
Annotations: Needs updating
Assessor/s: Cetacean Specialist Group
Justification: Extract from Reeves et al. (2003, pp. 40-41): "This species is widespread in temperate pelagic waters across the rim of the North Atlantic (IWC 1997; Reeves et al. 1999). Abundance estimates off eastern North America total close to 40,000 (Palka et al. 1997, Kingsley and Reeves 1998), and there are probably at least tens of thousands in the central and eastern North Atlantic. These dolphins are hunted regularly at the Faroe Islands, where a few hundred are taken by driving in some years. Reported catches in the years from 1995 to 1998 were 157, 152, 350, and 438, respectively (Bloch and Olsen 1998, 1999; Bloch et al. 1997, 2000). Smaller numbers are taken occasionally in southern Greenland. Relatively small numbers are also killed in fishing gear throughout much of the species’ range (e.g., Palka et al. 1997, Couperus 1997). Mortality in mid-water trawls is a particular concern (Couperus 1997). No population assessment is associated with the Faroese hunting of White-sided Dolphins, nor is there evidence that this aspect of the drive fishery has a long history, such as that of the pilot whale component. In the absence of any proper assessment of stock identity and abundance, it is impossible to judge whether this can be regarded as a sustainable hunt."
History:
1994-Insufficiently Known (Groombridge 1994)

Geographic Range

Countries: Native:

Belgium; Canada; Denmark; Faroe Islands; France; Greenland; Iceland; Ireland; Netherlands; Norway; Portugal; Russian Federation; Spain; Sweden; United Kingdom; United States

FAO Marine Fishing Areas: Native:

Atlantic-northeast; Atlantic-northwest

Habitat and Ecology

System: Marine

Citation: Cetacean Specialist Group 1996. Lagenorhynchus acutus. In: IUCN 2007. 2007 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 28 August 2008.
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