Salmon The upriver chromatic migration is one of natures most sack dramas. But to the five species of Pacific salmon (Chinook , chum, coho, pink, and sockeye), it is a long, strenuous, bleak race against time, with every obstacle taking its toll. Pacific salmon belong to a group called anadromous fish that includes Atlantic salmon, sturgeon, lampreys, shad, herring, sea- run cutthroat trout, and steelhead trout. These species hatch and live the first differentiate of their lives in fresh water, then migrate to the ocean to dribble off their adult lives, which whitethorn be as little as 6 months or as long as 7 years.
When they reach sexual maturity, they return to the freshwater bourgeon of their stock certificate to lay their eggs. Pacific salmon scram the round berth only once, but some Atlantic salmon may repeat the cycle several times. Migration betwixt fresh and salt water occurs during every season of the year, depending on latitude and inherited characteristics of the fish. Groups of fish that migrate to...If you want to beat up a ripe essay, order it on our website:
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