Many-toothed blackfish
Peponocephala electra
p. [142]
- Body to about 9 feet (2.7 m) long.
- Body black on back; light gray on belly.
- Head rounded; no beak; underslung jaw; lips white.
- Dorsal fin to 10 inches (25.4 cm), tall, distinctly back curved.
- Distribution tropical (not yet reported in western North Atlantic).
Pygmy sperm whale
Kogia breviceps
p. [144]
- Body to about 11 feet (3.4 m) long.
- Body dark steel gray on back; lighter gray on sides; pinkish to white on belly (older animals speckled on belly).
- Head blunt; jaw underslung; false gills or bracket marks on side of head.
- Dorsal fin small; located in last one-third of body.
- Has not been reported to ride bow waves.
- Distribution in tropical and temperate waters.
Dwarf sperm whale
Kogia simus
p. [148]
- Body to about 9 feet (2.7 m) long.
- Body dark steel gray on back; lighter gray on sides; pinkish to white on belly.
- Head blunt; jaw underslung; false gills or bracket marks on side of head.
- Body has two small creases on throat.
- Dorsal fin like that of Atlantic bottlenosed dolphin; located near midpoint of back.
- Has not been reported to ride bow waves.
- Distribution poorly known; at least from Georgia to the tropical seas.
Harbor porpoise
Phocoena phocoena
p. [150]
- Body to 5 feet (1.5 m) long.
- Body dark brown above and white below; transition zone on sides often speckled or streaked; ventral white extends high onto side in front of dorsal fin.
- Head rounded; beak small and indistinct.
- Dorsal fin short and triangular.
- Distribution in shallow waters from at least Delaware north; generally found inshore; often in bays, river mouths and inlets.
- Does not approach boats.