Small fish, squid, and bottom-living invertebrates
Length:
1.2 - 1.5 m; females slightly larger than males
Weight:
35 - 60 kg
Identification
Flukes:
Flukes have concave trailing edges and a slight notch in the middle. Dark above and below.
Dorsal fin:
Very distinctive dark, rounded dorsal fin in the middle of the back.
Flippers:
Flippers are black or dark gray and have rounded tips.
Shape of head:
Blunt head with a black, non-protruding beak. The threat is white and the forehead is gray. A dark band extends from the mouth and eye region to the flipper.
Body:
The upper body is mainly light gray. The underside is white with a dark boarder. A white region extends into the lower flank and points toward the tail.
Group size:
Usually in groups of 2-8, with up to 50 on occasion.
Behaviour:
May bow-ride or wake-ride slow-moving vessels. Sometimes playful an dacrobatic. May leap high, breach, or swim upsdie down. Rarely dives for more than 90 seconds.