One of the 4 trout on WAnimals
Bony fish · Salmoniformes · Salmonidae
Oncorhynchus mykiss
The species is abundant and widely distributed; it faces no significant short-term risk.
It has two entirely different ways of life within the same species: the resident freshwater rainbow trout and the anadromous "steelhead", which migrates to the ocean before returning to spawn in its home river.
Weight
450 g – 25.9 kg
Size
up to 1.2 m
Life expectancy
6 years
Diet
Carnivore
Feeds mainly on other animals.
Activity
Irregular activity
Active at irregular times, by day or night depending on circumstances.
Social structure
Solitary
Lives and hunts alone, joining others only to breed.
Sighting difficulty
Easy
AI-generated images: illustrations, not photographs.
Sources consulted: Illinois DNR; FishBase; Maryland DNR; MDB Fish Fact Sheet; Animal Diversity Web; U.S. Fish and Wildlife Service; DOAJ
Best time: From winter to spring in its native range in the North American Pacific, during spawning; in Europe it is introduced in rivers and fish farms.
Parks and dive sites where this species has been documented.
Other species in the catalogue with the most in common with Rainbow Trout — same habitat, park, country, tags or family.
Based on what we already know about rainbow trout.
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The pins mark the parks and dive sites where its presence is documented.
