Size25 inches (63 cm)
DietSmaller fish and benthic crustaceans and mollusks
RangeEastern Pacific from Amchitka Island, the Aleutians and Alaska to northern Baja California, Mexico
HabitatSurface to about 1,200 feet (366 m) near rocky reefs in shallow water and over deep banks in open water
- Black rockfish can reach a length of about 25 inches (63 cm) and weigh about 10.6 lbs. (4.8 kg). It is reported to live 50 years.
- This species is dark grey to black with light grey mottling and lighter coloring ventrally.
- Feeds mainly on smaller fish and benthic crustaceans and mollusks. It will also eat planktonic crustaceans.
- Occurs in the Eastern Pacific from Amchitka Island, the Aleutians and Alaska to northern Baja California, Mexico.
- Found from the surface to about 1,200 feet (366 m) near rocky reefs in shallow water and over deep banks in open water.
- Adult lives both on and above the bottom, while the juvenile is pelagic.
- This species is reported to form schools.
- Black rockfish, like most members of the genus Sebastes, is viviparous, with the female giving birth to very large numbers of planktonic larvae.
- The dorsal and anal spines of this fish are mildly venomous.
- Young of this species are important prey for other fishes, marine mammals and birds.
- Black rockfish is an excellent food fish and a popular sport fish in Alaska, where it is known as “black bass.”