Sebastes caurinus

Copper Rockfish

Family: Scorpaenidae · Class: Actinopterygii · Order: Scorpaeniformes

The copper rockfish is a medium-sized marine fish native to the northeastern Pacific Ocean. Adults typically reach 30 to 41 cm (12 to 16 inches) in total length, with some individuals growing up to 58 cm (23 inches). The species exhibits variable coloration, ranging from dark brown to copper-red or yellow-orange, often with darker mottling or blotching across the body. The head is relatively large with a prominent lower jaw and spiny dorsal fin. Juveniles tend to be lighter in color with more distinct banding patterns that fade with age. Copper rockfish occur along the Pacific coast from southeastern Alaska to Baja California, Mexico. In California waters, the species is distributed throughout the state's coastal regions from the Oregon border to the Mexican border. According to the California Department of Fish and Wildlife, copper rockfish are found in all California marine regions including Northern, North Central, South Central, and Southern areas. The species is commonly observed around the Channel Islands and in Marine Protected Areas such as Santa Barbara Island State Marine Reserve and Carrington Point State Marine Reserve. This species inhabits both rocky reef environments and soft bottom substrates from the intertidal zone to depths of approximately 600 feet (183 meters). Copper rockfish show strong associations with rocky reefs, kelp forests, and areas with complex bottom structure that provide shelter and foraging opportunities. Juveniles often occupy shallower nearshore habitats among kelp beds and rocky crevices, while adults may venture into deeper waters over sandy or muddy substrates. Copper rockfish are live-bearing viviparous fish, with females giving birth to planktonic larvae rather than laying eggs. Reproduction occurs seasonally, with mating typically taking place in winter months and parturition in spring. The species exhibits relatively low to moderate productivity compared to other rockfish species. Adults are opportunistic predators feeding on a variety of prey including small fish, crustaceans, cephalopods, and polychaete worms. Their diet varies with size and habitat, with larger individuals consuming proportionally more fish prey. Copper rockfish are managed as part of the Pacific groundfish complex under federal fishery management plans. The species is subject to both commercial and recreational fishing pressure, with populations monitored through the California Recreational Fisheries Survey and other assessment programs. Like many rockfish species, copper rockfish are vulnerable to overfishing due to their slow growth rates, late maturity, and longevity. The species benefits from habitat protection provided by California's network of Marine Protected Areas, which serve as refugia for breeding populations. Current management measures include size limits, bag limits, and seasonal closures designed to maintain sustainable population levels throughout their California range.

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, and more.