Salmon do have scales, and the scales have concentric rings that can be counted to determine the age of the fish. Salmon scales and skin do not have to be removed before cooking, which makes preparation easy.
Many salmon are anadromous fish that are born in fresh water, live their life in the ocean and return to fresh water for reproduction. Salmon typically die after reproduction due to exhaustion from the effort of reaching mating areas. Salmon populate the northern Pacific and Atlantic oceans and can be found in fresh water lakes and rivers in the northern U.S. Salmon have excellent eyesight and can judge distance even with targets outside the water, such as bugs.Learn More
The average size of a tuna fish ranges between around 15 inches to about 79 inches. The average weight varies greatly, from as small as 3 pounds to as large as 400 pounds.Full Answer >
Fish survive when a lake freezes by receding to the lower depths of the lake where the water is not frozen. In the winter, the water still holds a sufficient supply of oxygen and food for active fish.Full Answer >
A dragon blood cichlid is a type of tropical fish characterized by its fiery red and light blue coloration. This fish is also commonly referred to as a firefish cichlid or golden peacock.Full Answer >
Whether fish feel pain is a point of controversy among scientists, but the consensus is that fish may respond to pain but not in the conscious way that humans respond to pain. Fish lack the neurological sensors that humans have to be receptive to pain, making it likely that fish do not consciously process pain.Full Answer >