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Coho smolts in an aquarium


The earlier spelling "cohose" was re-interpreted as a plural form (for a similar development, see pea). From Halkomelem.[1]



coho (plural cohos)

  1. An anadromus and semelparous salmon, Oncorhynchus kisutch, found in the coastal regions of the northern Pacific Ocean, used as a symbol by several Native American tribes.
    • 1996, Committee on Protection and Management of Pacific Northwest Anadromous Salmonids, National Research Council, Upstream: Salmon and Society in the Pacific Northwest, page 105,
      Overall, OCN[Oregon Coastal Natural] coho constitute the largest aggregate of coho populations in the United States outside Alaska.
    • 1998, Robert Harvey Conrad, Coho Salmon Escapement to the Skagit River Estimated Using a Mark-recapture Method, 1989, page i,
      Since 1965, an index live-count method has been used to annually estimate the number of coho salmon in the escapement to the Skagit River.
    • 2000, US Department of Agriculture, Forest Service Sitka Ranger District, Alaska Department of Fish and Game, Redoubt Lake Cabin, Baranof Island: Fish and Wildlife Opportunities, unnumbered page,
      Redoubt Lake has good populations of both coho and sockeye salmon and minor runs of pink salmon and a few chum salmon. The sockeye run peaks during early July, and the coho run begins in August.



See also[edit]


  1. ^ coho” in Unabridged,, LLC, 1995–present.





  1. dative singular of cohum
  2. ablative singular of cohum