Species group · Bony fish

Trout

WAnimals has 4 species of trout, in the family Salmonidae.

4 species

1 family

88 countries

109 parks

Ranges calculated from the profiles that record the figure, not from all 4.

All 4 species of trout on WAnimals

Each one has its own full profile. This group does not replace them: it brings them together.

3 Least Concern1 Not Evaluated

No species documented in this group is genuinely at risk according to the IUCN, with the data available today.

Recorded in 88 countries. The ones with the most species in the group:

Some exceptional populations, known as ferox trout, switch to an entirely fish diet and grow far larger and live longer.
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It feeds on aquatic insects and their larvae, on crustaceans, and — in larger fish — on smaller fish.
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Some populations are anadromous, migrating between sea and river as sea trout.
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The steelhead shows a remarkable instinct for returning to its birthplace after 2 to 3 years at sea.
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It eats insects, crustaceans, molluscs and small fish.
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It has been widely introduced around the world for aquaculture and sport fishing.
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It eats insects and their larvae, zooplankton, small crustaceans and fish.
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It lays its eggs in a redd, a gravel nest dug out by the female.
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