Salmon and steelhead start their lives in freshwater streams and tributaries. They then migrate downstream, rearing and maturing, before they reach the ocean. They live in the ocean for 2 to 5 years, migrating thousands of miles, before beginning the journey upstream to their natal streams where they spawn to produce the next generation of fish.
Source: tatoeba (6604229)
This remarkable life cycle is what makes salmon and steelhead truly unique.
Source: tatoeba (6604230)
She tried the same cast several times. I signaled her to switch flies. After two such changes we still couldn't move the fish. Some steelhead are biters; some are not.
Source: wiktionary
The researchers compared three groups of steelheads: fish born of two wild parents and reared in the wild; first-generation captive fish (born of two wild parents and reared in captivity); and second-generation captive fish (with one captive-bred parent).
Source: wiktionary
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