Steelhead are rainbow trout that spend time in the ocean as well as after that go back to fresh water to generate. Rainbow trout that reside in the Fantastic Lakes as well as migrate to surrounding tributaries to spawn are also called steelhead though they don't make it to the sea. The indigenous habitat of steelhead is the seaside waters and also rivers feeding to the Pacific Ocean, reaching from parts of Russia to Alaska as well as down the west shore of the United States, nevertheless, freshwater rainbow trout have actually been introduced across the world, on every continent save for Antarctica.
Though steelhead are practically rainbow trout, they have some particular quirks as well as behaviors that set them apart. Steelhead are usually a lot larger, in some cases getting to four times their solely freshwater counterparts. Steelhead are like salmon in that they go back to generate in the place they were hatched out, however they can spawn several times in their lifetime.