This is called the operculum
eating other fishs
They blow air bubbles which may mean a sign of lack of air or they may be pregnant and are making a nest for the eggs.
Predators of X-ray fish include larger fish, birds, and mammals that prey on smaller fish in their habitat. These predators rely on their keen senses to detect and capture X-ray fish as a source of food.
Fish breeding seasons vary depending on the species. Generally, many fish species breed during the spring and summer when water temperatures are warmer. Some fish may have specific cues from the environment, such as rainfall or water level changes, that trigger breeding behavior.
Depends, If the hook goes down the throat into the belly the fish is as good as dead. If the hook is in the hard tissues around the opening of the mouth there is a very good chance he will shake it free.
fishs eddy
aren't fish eggs called caviar?
Swimming creatures cold blooded lay eggs really cool
fishs called remoras and pilot fish (for example gold trevally follow the sharks and are not eaten
NO
deers or fishs
bass, bream,
The Indian & Pacific Oceans .
chalk goby
His fish are named Brock and Swimmy
Gills
what do fish eat