Because trout tend to prefer the way the water feels when they urinate. Also they like to be in warmer water because there are less fishermen there, and they can find there own food! also they like the surrondings around warm water; moella plants in particular.
All fish need oxygen. They have gills so they breath in water, but they need oxygen in the water, so yeah.
All salmonid species evolved as cold water fish, including salmon and trouts. They require clean, cool water to survive.
Because they are cold blooded.
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Trout are fresh, cold water fish that need high oxygen levels.
Trout are cold water animals.
There are commonly two types of habitat for a rainbow trout. First is a river or stream. As long as the water is cold and flowing trout will flourish. Although this is so, a trout will only grow as big as it's environment lets it. Secondly, is a lake. Just like trout in a river, trout in a lake need to be cold to live to their potential. Trout in lakes normally grow much larger than trout in a river. Usually because food is more prevalent and they have much more space to move.
When the water is cold
water
a trout is a cold blooded creature.
they like cold water but if it freezes it would be to cold and the go farther down in the water (deeper)
Trout farming is a type of aquaculture that involves raising trout for sale as food. To farm with trout, you must have large ponds with constantly moving cold water. The fish are typically feed daily as well.
Catfishtypicallyare capable of thriving in much warmer water than trout.
Trout live mainly in fast flowing, cold water streams, rivers, and brooks they can also be found in lakes joined by those kinds of streams, rivers and brooks.
Trout are cold water fish, and cannot tolerate temps over 75 degrees. Source;Cherokee Reservation Trout Hatchery, Cherokee, NC
Yes, apart from sea trout. Trout are freshwater fish