Rainbow Trout


Other Common Names:

Steelhead, redside, California trout, salmon trout


Scientific Name:

Oncorhynchus mykiss



Feeds on insects and some fish



Prefers cool, spring-fed rivers and streams



Average length is 20 to 30 inches



Prominent pink-red horizontal stripe along each side; sides and back, dorsal and caudal fins marked with many small black spots


Photo & text courtesy of

Iowa Department of Natural Resources

Iowa Fish and Fishing by James R. Harlan and Everett B. Speaker with James Mayhew; color illustrations by Maynard F. Reece

Fishes of Wisconsin by George C. Becker

Fishes of Indiana published by Indiana Department of Conservation, Division of Fish and Game (1964)


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