How many sailfin mollies should be kept together?

Mollies tend to stick together most of the time, which is why you should keep them in groups of 4 or more. If you are planning to keep more than 4 mollies, make sure you get a 20-gallon tank at least.

Why are my sailfin mollies fighting?

Why are my mollies fighting? The reason mollies are fighting and chasing each other around the tank is all down to mating behavior. The fighting you are seeing is males either chasing females or sparing with other males. Having the male to female ratio correct will help solve the problem.

How big do sailfin mollies get?

The sailfin molly is a small species, seldom exceeding 12.5 cm (5 inches) in length (Robins and Ray 1986); however it can attain lengths of 15 cm (6 inches) (Rohde et al. 1994).

How many mollies Can I put in a 5 gallon tank?

A 5 gallon tank can easily handle a group of about 5 male mollies. The tank setup you need for mollies the essentially the same as for the other fish in this article.

Can mollies and bettas live together?

Some of the main things to remember when adding mollies and bettas together are: Mollies survive better in slightly brackish water, while you may think bettas wouldn’t like this the international betta congress approve of using aquarium salt as a general preventative and believe it’s also beneficial to bettas.

How do I know if my fish are fighting or playing?

There will be visible signs if a fish has been attacked in the tank. Such signs include marks on its body and nips on its fins. A fish that is injured will shy away from the other fish to give itself time to heal. Territorial fish are likely to be aggressive toward fish of their own species that are of the same sex.

Why are my fish nipping at each other?

Fish chase each other for a variety of reasons, such as defending their territory, establishing dominance, competing for food, and mating. Even fish that are typically docile fish may chase others because of constant stress. This could be due to incompatible tank mates, poor water conditions, or an overcrowded tank.