The elf fish is not very big. The body length of a elf fish is about 4 centimeters. They do not eat fish and shrimp, and can be mixed with other fish. Take the role of a cleaner in the aquarium, because it mainly feeds on seaweed, and sometimes eats the scraps of the feed, so it is best to have seaweed seagrass in the aquarium.

The elf fish has a unique appearance, the fish is brown and black, and there are A black stripe runs through the body, from the eye to the tail. Above the horizontal stripes is brown, below the horizontal stripes is yellow. Pixiefish have a sucker mouth, which is the key to their ability to lick moss well. But one thing is, don't keep elf fish without moss in the aquarium, because elf fish can only remove moss, and without moss, elf fish can easily starve to death.