The Blue Gularis Killifish is also referred to scientifically in the genus Aphyosemion. This captive bred variety of Killifish is normally found in water holes, streams, and marshes in Africa. The term Killy is derived from the Dutch word meaning ditch or channel, not because this fish is a killer in the aquarium. These fish are ideal fish for the community aquarium, but may chase small fish such as guppies. They will add some vibrant color and activity to these tank set-ups. The males of this s