This species has previously presented problems for many classification ichthyologists, today is classified by the scientific name Oncorhynchus mykiss and belongs to the same family as salmon. The coloration is very variable depending on habitat where the animal lives, ranging from brown-green to white, with the presence of pink shades. Throughout the body are small roundish black spots. In the breeding season of the livery colors intensify. Unlike the brown trout, has the most slender body with a more rounded snout and a relatively small head. Native to North America. This trout has been introduced in European waters more than a century ago. Vive le running waters and lakes where there are high concentrations of oxygen and where temperatures are never high (never above 20 ° C). Preda very popular in sport fishing.
Rainbow trout
Common name: Rainbow trout, rainbow trout, salmon trout
English name: Rainbow trout
Scientific name: Oncorhynchus mykiss
Size Maximum: usually about 35 cm, but in some cases can easily exceed 50 cm.
Power: invertebrates, small fish.
Reproduction: spring
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