Ophioblennius atlanticus, often called the Redlip Blenny, is a vibrant and hardy marine fish prized for its distinctive red lips and engaging personality. This species is well-suited for experienced hobbyists seeking an active and visually appealing blenny for their saltwater aquarium.
Care Level: Moderate – Ophioblennius atlanticus requires stable water parameters and a well-established tank.
Temperament: Semi-aggressive. They can be territorial, especially towards conspecifics or similar species, so careful consideration is needed when selecting tank mates.
Diet: Omnivorous. Their diet should include a variety of algae, vegetable matter, and meaty foods such as mysis shrimp and brine shrimp to ensure optimal health.
Minimum Tank Size: 75 litres (20 gallons) is recommended to provide sufficient territory and swimming space.
Lighting Requirements: Standard marine aquarium lighting is suitable; moderate lighting supports natural algae growth for grazing.
Water Flow: Moderate water movement mimics their natural reef environment and promotes health.
Placement: Provide plenty of live rock with crevices and hiding spots to mimic their natural habitat and reduce stress.
Reef Safe: With Caution – While generally reef compatible, they may nip at soft corals or small invertebrates, so monitoring is advised.
Origin: Western Atlantic Ocean, including the Caribbean Sea.
Maximum Size: Up to 12 cm (approximately 4.7 inches).
Ophioblennius atlanticus is an excellent choice for marine aquarists looking to add character and natural behaviour to their reef or fish-only setups. Their algae grazing helps control unwanted growth, and their bold appearance makes them a standout specimen.
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