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Pacific Cod - Photo by E. Wright

Bottomfish Identification: Codfish Species

This codfish identification guide is intended to provide information and key characteristics for common species in Washington marine waters.  To access species information click on the common or scientific name listed in the left hand column.  For each species, information is available on expected sizes, typical distribution, and published ages. 

For additional identification assistance, codfish information is available through the Alaska Department of Fish and Game Webpage at:

The NOAA-Alaska Fisheries Science Center also provides identification information about codfish at:

Enjoy learning about Washington’s marine fish!

Cod Fishes
Pacific Cod (Gadus macrocephalus)  
Pacific Hake (Merluccius productus)  
Pacific Tomcod (Microgadus proximus)  
Walleye Pollock (Gadus chalcogrammus)