CHAPTER II 



THE SALMON-TROUTS — THE CUT-THROAT SERIES 

 — POPULAR AND TECHNICAL NAMES— SOMKA OR 

 MYKISS TROUT OF KAMCHATKA — COLUMBIA RIVER 

 TROUT — ROCKY MOUNTAIN OR CUT-THROAT 

 TROUT — YELLOWSTONE RIVER TROUT — TROUT 

 OF IDAHO AND WASHINGTON — RIO GRANDE 

 TROUT 



Excluding the German or brown trout, the sea- 

 trout of Europe and the Loch Leven form from 

 Scotland, all of which except the sea-trout have 

 been very generally introduced into American 

 waters, our indigenous salmon-trouts are named 

 and classed as follows : — 



The Cut-throat or Columbia River trout, — 



Salmo clarkii (Richards). 

 The Yellowstone trout, — Salmo clarkii lewisi (Girard). 

 The varietal form from Idaho and Washington (no popular 



name), — Salmo clarkii gibbsii (Buckley). 

 The Lake Tahoe, Truck ee, or " pogy " trout, — 



Salmo clarkii henshatvi (Gill & Jordan). 

 The Silver trout of Lake Tahoe, — Salmo clarkii tahoensis. 

 The trout of Utah Lake, — Salmo clarkii virginalis (Girard). 

 The Rio Grande trout, — Salmo clarkii spilurus (Cope). 



2IO 



