False killer whale (Pseudorca crassidens)
Group formation: Social groups 20-30 (over 100)
Size: males 6 m, females 5 m, calf 2 m
Weight: males 2200 kg, females 1200 kg, calf unknown
Age: 63 yrs
Sexual maturity: 12 yrs
Gestation: 14-16mths, with 7 yrs in between
Weaning: 1.5-2.5 yrs
Diet: mostly fish (e.g. tuna, sailfish) and squid (cephalopods), but do attack small cetaceans, humpback whales, and sperm whales.
Distribution: Oceanic dolphin family (Delphinidae) that lives in tropical and semitropical oceanic deep (>1000m) waters throughout the world. Common habitat is the open ocean, but they travel through more coastal areas as well.
Raja Ampat: they have been sighted regularly but nothing is known about them.
Population size: ca. 60.000, eastern tropical Pacific 39.800.
Conservation Status: Data Deficient ver 3.1, Pop. trend: unknown
Threats: Whaling (Japan, Indonesia, West Indies), chemical and plastic pollution, man-made noise impacts (seismic surveys, military sonar), entanglement in fishing gear, over fishing, captivity.