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The humpback dolphin is a coastal species found from Africa and India south to Australia, with variations in different regions. It has a distinctive hump in front of its dorsal fin and a keel on its belly. The dorsal fin is somewhat curved. Its pectoral fins are relatively small, and the tail flukes have a noticeable notch in the middle.
Males, in particular, can have distinct humps under their dorsal fins. [3] They can also be distinguished by a robust body with a well-defined rostrum. They are typically slate gray on the back and sides, fading to light gray ventrally. The dorsal fin is small, slightly falcate, and triangular, and sits on a distinctive and well developed ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 18 January 2025. Large baleen whale species Humpback whale Temporal range: 7.2–0 Ma Pre๊ ๊ O S D C P T J K Pg N Late Miocene – Recent Size compared to an average human Conservation status Least Concern (IUCN 3.1) CITES Appendix I (CITES) Scientific classification Domain: Eukaryota Kingdom ...
The humpback whale that washed up on Long Beach this week was frequently spotted in Big Apple waters this summer. Christopher St. Lawrence/Gotham Whale “We did have this whale super active on ...
The Australian humpback dolphin also has a distinctive dark dorsal feature, resembling a cape. [3] Known size for Australian humpback dolphins range from 31/2 – 9 ft (1-2.7m). The dorsal fin is short, triangular in shape, and lacks the dorsal "hump" typical of Atlantic and Indian humpback dolphins.
It’s only the second time the black-finned creatures have been seen in the area this season, tour guides said.
The shape, size, position and colour of the dorsal fin varies with the type of billfish, and can be a simple way to identify a billfish species. For example, the white marlin has a dorsal fin with a curved front edge and is covered with black spots. [4] The huge dorsal fin, or sail, of the sailfish is kept retracted most of the time. Sailfish ...
The dorsal fin origin is just in front of the origin of the pelvic fins [2] and the dorsal fin is concave on its upper margin, with a strong, smooth and stiff spine. [3] The caudal fin is deeply forked with small tubercules on the rays. [2] The overall colour is brown with a paler abdomen and it may have dark tips to the fins. [3]