Rainbow trout
Scientific name: Oncorhynchus mykiss
With a silvery body, and purple, pink and bluish streaks down its flanks, the rainbow trout lives up to its name. Popular with anglers, it is actually an introduced species in the UK.
Species information
Statistics
Length: 50-70cmWeight: up to 14kg
Average Lifespan: 4-6 years
Conservation status
Introduced species.