Grampus griseus


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Related to Grampus griseus: Risso's Dolphin
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Noun1.Grampus griseus - slaty-grey blunt-nosed dolphin common in northern seasGrampus griseus - slaty-grey blunt-nosed dolphin common in northern seas
dolphin - any of various small toothed whales with a beaklike snout; larger than porpoises
genus Grampus - grampus
References in periodicals archive ?
These large oceanic dolphins are more closely related to Risso's dolphins (Grampus griseus), pygmy killer whales (Feresa attenuata) and pilot whales (Globicephala sp.) than they are to killer whales (Orcinus orca), all of which also belong in the dolphin family.
Also found were Grampus griseus, commonly called Risso's dolphin after Antoine Risso, who first described the mammal in detail.
Single sightings of each of the following cetaceans were also made: short-beaked common dolphin (Delphinus delphis), unidentified common dolphin (Delphinus sp.), and Risso's dolphin (Grampus griseus).
Alternatively, in the dusky dolphin (Lagenorhynchus obscurus), the fusion of the frontal-supraoccipital suture is a reliable indicator of sexual maturity (Van Waerebeek, 1993), whereas in the Risso's dolphin (Grampus griseus) closing of fronto-interparietal, nasal-frontal and maxillary-premaxillary sutures are reliable indicators of sexual maturity (Chen et al., 2011).
The Risso's Dolphin (Grampus griseus) appeared to have been speared and its body had markings of a net indicating that it had also been trapped, the mayor said.
Seasonal SST averages were included as a predictor in the models for Dali's porpoise (Phocoenoides dalli), and common dolphins (Delphinus spp.), northern right whale dolphin (Lissodelphis borealis), and Risso's dolphin (Grampus griseus).
Herein, we describe the first published social interactions of Sperm Whales (Physeter macrocephalus), Risso's Dolphins (Grampus griseus), and Northern Right Whale Dolphins (Lissodelphis borealis) as photo- and video-documented off southern California in spring 2011.
Otros pequenos cetaceos varados y observados fueron: Grampus griseus Cuvier 1812, y Tursiops truncatus Montagu 1821.
Entre las otras especies afectadas se encuentra el Globicephala macrorhyn-chus, Globicephala melas, Grampus griseus, Mesoplodon peruvianus, Feresa attenuata y un ejemplar hibrido, a pesar que se tuvo acceso a un bajo numero de muestras.
A Risso's dolphin (grampus griseus) was found dead on the beach of a fishing village in Paoay town on Friday, and initial examination suggested it may have died from acoustic trauma and hunger.
Commercial fishing gear, such as gill nets that entangle the endangered North Atlantic right whale (Eubalaena glacialis; hereafter 'right whale') (Kraus et al., 2005) and the common bottlenose dolphin (Tursiops truncatus; hereafter 'bottlenose dolphin') in NC waters (Byrd et al., 2008), and longlines that entangle pilot whales (Globicephala spp.) and Risso's dolphins (Grampus griseus) (Garrison, 2007) pose risks for marine mammals.
Se comprobo la utilidad de la variacion isotopica del colageno del hueso para definir el comportamiento trofico principal de seis especies de delfinidos (Lagenorhynchus australis, Cephalorhynchus commersonii, Grampus griseus, Lissodelphis peronii, Pseudorca crassidens y Lagenorhynchus cruciger) y dos especies de focenidos (Phocoena dioptrica y Phocoena spinipinnis).