Sharks will sink in fresh water

Sharks will sink in fresh water

February 8, 2015 Kasy 0

Sharks perhaps frightening predators, but they also have significant weaknesses: Most sharks can not live in fresh water. From goldfish to rainbow trout, about 40% of bony fish live in fresh water, but only 5% of cartilaginous fish (sharks, rays shaped head) have this ability to adapt.