You can't talk about beautiful fish without mentioning members of the char family. That family of cold water lovers features two species that make our list, including the widespread brook trout.

For example, some fish are freshwater natives while others live in saltwater. There are also fish that prefer cold water to warm. In addition, different fish thrive in tanks of different sizes.

At this stage, the fish—still in freshwater—begin to turn and swim with the current. "We get them ready to turn to salt water," Claire said. Ancient aquifers power modern aquaculture ...

Vermont has both a state cold-water fish, the brook trout, and a state warm-water fish, the walleye pike. Virginia The state's official saltwater fish is the striped bass .

At this stage, the fish—still in freshwater—begin to turn and swim with the current. “We get them ready to turn to salt water,” Claire said. Ancient aquifers power modern aquaculture: ...

Farming innovation brings cold-water fish to the Everglades’ edge. ... Just beneath the region lies the Biscayne Aquifer, a source of fresh water for millions—and also for Bluehouse.