HABITAT: Coho salmon are an anadromous species that primarily spend their adult life in salt water and then migrate into freshwater to spawn. The exceptions .
Oncorhynchus kisutch. Identification. Coho Salmon Oncorhynchus kisutch are a medium to large salmon, with spawning adults typically.
The coho salmon is a species of anadromous fish in the salmon family, one of the several Mature adults have a pronounced red skin color with darker backs and average 28 inches (71 cm) and 7 to 11 pounds ( to kg), occasionally.
Adult seawater-phase coho salmon were collected in Elliott Bay (Seattle waterfront, lower Duwamish waterway) prior to freshwater entry.