Plagiotremus rhinorhynchos, commonly known as the Bluestriped Fangblenny, is a captivating marine fish prized for its unique behaviour and striking appearance. This species is best suited for experienced marine aquarists due to its specialised care requirements and temperament.
Care Level: Moderate to advanced. This fish requires a mature aquarium with stable water parameters.
Temperament: Semi-aggressive. It may display territorial behaviour, especially towards similar-sized or related species.
Diet: Carnivorous. Feed a varied diet including meaty foods such as frozen mysis shrimp, brine shrimp, and specialised carnivore pellets. Occasional live foods can encourage natural hunting behaviour.
Minimum Tank Size: 75 litres (20 gallons) recommended to provide sufficient space and hiding places.
Reef Safety: With Caution. While generally reef compatible, it may nip at small fish or invertebrates, so monitor interactions carefully.
Lighting Requirements: Standard marine aquarium lighting is sufficient.
Water Flow: Moderate water movement mimicking natural reef conditions is ideal.
Placement: Provide plenty of live rock with crevices and caves for shelter and territorial boundaries.
Origin: Indo-Pacific region.
Maximum Size: Up to 12 cm (4.7 inches).
Plagiotremus rhinorhynchos is known for its mimicry and intriguing behaviour, often imitating cleaner wrasses to approach other fish. This fascinating trait adds interest to a well-maintained marine aquarium. Ensure stable water quality and a balanced diet to maintain health and vibrancy.



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