Salmonidae
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Salmonidae is a family of ray-finned fish, the only extant member of the suborder Salmonoidei, consisting of 11 extant genera and over 200 species collectively known as "salmonids" or "salmonoids". Th
Oncorhynchus Tschawytscha 2
Eosalmo driftwoodensis fossil Klondike Mountain Formation
Oncorhynchus mykiss maturing from eggs.
Oncorhynchus
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Oncorhynchus is a genus of ray-finned fish in the subfamily Salmoninae of the family Salmonidae, native to coldwater tributaries of the North Pacific basin. The genus contains sixteen extant species,
Salmonidae
…million years ago (mya), in the Late Miocene, when trout-like fossils appear in Idaho, in the Clarkia Lake beds. Several of these species appear to be Oncorhynchus—the current genus for Pacific salmon and Pacific trout. The presence of these species so far inland established that Oncorhynchus was not only present…
Oncorhynchus nerka 2
Fossil jaw of the extinct Oncorhynchus lacustris
Apache trout
Lahontan cutthroat trout image USFWS