Blennies

Species Averages

Minimum Tank Size

10 - 55 gallons

Full Grown Length

1.5 - 6 inches

Diet

Omnivore, Carnivore, Herbivore

Reef Safe

Yes

Temperament

Semi-Aggressive, Peaceful

Blenny fish are small, colorful and full of personality, making them a great addition to any aquarium. They are peaceful, social, and hardy fish that are easy to care for and can be kept in a variety of tank sizes. Blennies are known for their great personalities, often interacting with their owners and tank mates. They prefer tanks with plenty of hiding places and plenty of live rock for grazing. Blennies are omnivorous, but require a balanced diet of meaty foods and algae-based foods for optimal health. With the proper care and diet, Blenny fish can be a great addition to any aquarium.