Green Colored Aquarium Fish. The green color occurs because the number of microscopic algae becomes so high that it reduces the transparency of the water. There are green cory catfish green cichlids and green puffers.
Green aquarium water is not considered dangerous to fish. Because green is a rare color in the aquarium Ive chosen to offer within this article as wide a diversity of aquarium species as possible. These fish are gorgeous to behold and also peaceful to other fish.
There are three main variants of Discus fish blue brown and green all of which grow to around 9 inches in captivity.
They may behave nicely with other tank mates when they are young but adult fishes get aggressive. However you should not neglect the green water as it could do damages to the fish tank. While bettas can be community fish in certain situations most often they are better. Generally speaking no.