A group of Rissos dolphin surfaces, Grampus griseus



A group of Rissos dolphin surfaces.  Extensive scarring on adult Rissos dolphins allows identification of individuals based on their dorsal fins, provided the identification methodology incorporates scarring acquired in future years. Offshore near San Diego. California, USA, Grampus griseus, natural history stock photograph, photo id 07602Add To Light Table
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Rissos dolphin, breaching. Note distinguishing and highly variable skin and dorsal fin patterns, characteristic of this species. White scarring, likely caused by other Risso dolphins teeth, accumulates during the dolphins life so that adult Rissos dolphins are almost entirely white. San Diego. California, USA. Image #00983
Rissos dolphin surfacing with eye showing. Note distinguishing and highly variable skin and dorsal fin patterns, characteristic of this species. White scarring, likely caused by other Risso dolphins teeth, accumulates during the dolphins life so that adult Rissos dolphins are almost entirely white.  San Diego. California, USA. Image #02314
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Rissos dolphin.  Note distinguishing and highly variable skin and dorsal fin patterns, characteristic of this species. White scarring, likely caused by other Risso dolphins teeth, accumulates during the dolphins life so that adult Rissos dolphins are usually almost entirely white. San Diego, California, USA. Image #12792
Rissos dolphin.  Note distinguishing and highly variable skin and dorsal fin patterns, characteristic of this species. White scarring, likely caused by other Risso dolphins teeth, accumulates during the dolphins life so that adult Rissos dolphins are usually almost entirely white. San Diego, California, USA. Image #12799
Rissos dolphin, dorsal fin.  Note distinguishing and highly variable skin and dorsal fin patterns, characteristic of this species. White scarring, likely caused by other Risso dolphins teeth, accumulates during the dolphins life so that adult Rissos dolphins are almost entirely white.  San Diego. California, USA. Image #00981

A group of Rissos dolphin surfaces. Extensive scarring on adult Rissos dolphins allows identification of individuals based on their dorsal fins, provided the identification methodology incorporates scarring acquired in future years. Offshore near San Diego. California, USA

Stock Photo: 07602
Species: Risso's dolphin, Grampus griseus
Location: San Diego, California, USA
Format: Film 3:2
Other Names: risso dolphin, risso whale
Copyright © Phillip Colla, all rights reserved worldwide.
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Keywords: animal, california, cetacean, dolphin, dolphin anatomy, dolphin dorsal fin, dolphin injury scarring, dorsal, dorsal fin, fin, grampus griseus, mammal, marine, marine mammal, nature, ocean, risso dolphin, risso whale, risso's dolphin, san diego, sea, usa, wildlife

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Updated: July 15, 2020

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