Common name: devilfish

Scientific name: Ophioblennius atlanticus (Valenciennes, 1836)
Redlip Blenny perched on a coral head - BonaireOphioblennius atlanticus, redlip blenny
Redlipped Blenny on the ReefPez barriguda mora observando desde una roca

General information

The Redlip Blenny, scientifically known as Ophioblennius atlanticus, is a charismatic and colorful fish that adds personality to any saltwater aquarium. It is easily recognized by its prominent red lips and is often seen perched on rocks or coral outcroppings. This species is known for its curious nature and can often be seen interacting with its environment or observing its surroundings.

Details

Recommended minimum tank volume
200 liter (53 gallons)
Salinity
S.G. 1.020 to 1.025
Temperature
22 to 26 °C (72 to 79 °F)
Acidity
pH 8 to 8.4
Average size
15 cm (6″)
Care level
Moderate to easy Needs rockwork for hiding
Diet
Omnivore Algae, small inverts, frozen food
Social
Solo Can be territorial
Reefsafe
Yes
Aggression
Semi aggresive May nip at slow fish
Captive bred
No

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Chordates
    Chordata
  3. Class
    Ray-finned Fishes
    Actinopterygii
  4. Order
    Perch-like Fishes
    Perciformes
  5. Family
    Blennies
    Blenniidae
  6. Genus
    Rockskipper Blenny
    Ophioblennius
  7. Species
    devilfish
    Ophioblennius atlanticus (Valenciennes, 1836)
  8. Synonyms
    Blennius atlanticus (Valenciennes, 1836)
    Blennophis webbii Valenciennes, 1843
    Cynoscartes atlanticus (Valenciennes, 1836)
    Ophioblennius webbii (Valenciennes, 1843)
    Rupiscartes atlanticus (Valenciennes, 1836)
    Salarias atlanticus Valenciennes, 1836
    Scartichthys atlanticus (Valenciennes, 1836)

Care

Redlip Blennies are hardy and adaptable, making them suitable for both novice and experienced aquarists. They require an aquarium with plenty of live rock for grazing on algae and for hiding. These blennies are herbivores, and their diet should consist of marine algae, vegetable matter, and quality prepared foods that include spirulina and other plant-based ingredients.

Reproduction

In the wild, Redlip Blennies are known to be territorial during breeding season. Males prepare nesting sites and attract females with their bright coloration and elaborate displays. After spawning, males guard the eggs until they hatch. In the aquarium, breeding is less common but can occur if conditions are favorable and the fish are well cared for.

Habitat

Ophioblennius atlanticus is native to the Western Atlantic Ocean, ranging from Bermuda and the northern Gulf of Mexico to Brazil, including the Caribbean Sea. They are typically found in shallow waters, often in areas with strong surge and wave action.