40 Fish Names List Fish are the most important part of habitats in fresh and salt waters. Fish, which have thousands of varieties, is the source of nutrition for living creatures as part of the habitat and even the species used commercially by humans. The existence of fish on earth is known until about 450 million years ago. The ability of fish with fins and gills to survive underwater also depends on these, because they meet their oxygen need in this way and swim. The fish, which can be in...
