
Larger fish may take advantage of their size and fight smaller ones. An aggressive fish can get out of control if it feels crowded.įish size. The fish will have an equal chance to claim territory.


Once you introduce an aggressive fish to your aquarium, it will attach itself to a particular section of the fish tank and not allow others near. Certain types of fish want to create and keep their own territory. This action will reduce fish fighting over one type of food. Also, try to offer different varieties of food to your fish. To minimize fighting over food, make sure you spread food evenly throughout the aquarium. An aggressive fish will fight off other fish that are perceived to be a threat during feeding sessions. Aggression in Fishīelow are some reasons why some fish species are aggressive:įighting for food.

It’s essential that you know why certain species are aggressive before you add them to your aquarium. Fish that don't live in the right environment tend to be very aggressive. Certain fish species can sometimes become aggressive and hard to control.
