Salmon and Trout Trivia on QuizRevolution

True. Steelhead and rainbow trout are the same species of fish; rainbow are the freshwater form, and steelhead the anadromous form, meaning the fish live in saltwater but return to freshwater to spawn.

Trout prefer cold water, anywhere from 50 to 70º F. In order to support trout year-round, streams must be fed by springs or snowmelt, or they must be at a northerly latitude or a high altitude.

Biologists can determine the age of a wild Atlantic salmon by its scales, similar to the growth rings on a tree.

The Chinook salmon which can weigh over 100 lbs.

The sea trout is the migratory form of the brown trout. It enters the sea at about 2 years old, but returns to freshwater to spawn.

Because of the distinct humped back of the spawning male, the pink salmon is also known as the humpback.

Wild-caught salmon from Alaska is the best choice, due to the health and abundance of the population and effective management of the fishery and habitat. Pacific salmon in Alaska are among the most intensively managed species in the world, with excellent monitoring of both the fish populations and the fishery itself.

True. Large brown trout will eat smaller members of their own species. These cannibal trout, which develop a distinct hooked lower jaw, lurk in deep water waiting to pounce on their prey as it swims past.

As trout grow larger, their diet generally includes a larger percentage of baitfish and a smaller percentage of insects.

Brown trout are the most active at night.