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Short-beaked Common Dolphin Delphinus delphis Length 1.8-2.3m Our most regularly encountered dolphin. Gregarious, living in schools of 10s or 100s of animals. Adult is streamlined, with pattern of overlapping stripes and bands of pigmentation. Body is overall dark grey above and whitish below with broad, tapering yellow band on flanks from eye and mouth to just behind dorsal fin; grey band continues along flanks towards tail. Overall, yellow and grey patches resemble an hourglass. Flippers are narrow and black, with a black line running forward from base to throat. Dorsal fin is broadly triangular and curved backwards slightly.