Ptereleotris evides, commonly known as the Blackfin Dartfish, is a slender and graceful species prized for its peaceful temperament and striking appearance. This species is well-suited to community marine aquariums and is considered reef safe, making it a versatile addition to many tank setups.
Care Level: Easy to moderate care requirements make Ptereleotris evides suitable for hobbyists with some marine aquarium experience. They thrive best in stable, well-maintained tanks.
Temperament and Compatibility: This dartfish is peaceful and non-aggressive, generally compatible with other peaceful fish species. It is best kept in groups or pairs to encourage natural behaviour. Avoid housing with overly aggressive or large predatory fish.
Diet: Ptereleotris evides is carnivorous and should be fed a varied diet including high-quality frozen or live foods such as brine shrimp, mysis shrimp, and finely chopped seafood. Regular feeding of small portions multiple times a day is recommended.
Tank Requirements: A minimum tank size of 75 litres (20 gallons) is advised to provide adequate swimming space. The aquarium should have plenty of live rock for shelter and hiding places, as this species can be shy. Moderate water flow and stable water parameters are essential for optimal health.
Lighting and Water Flow: Moderate lighting is sufficient, and moderate water flow replicates their natural reef environment. Ensure water quality is maintained with regular monitoring and filtration.
Origin and Size: Native to the Indo-Pacific region, Ptereleotris evides can reach a maximum size of approximately 10 cm (4 inches).
Overall, Ptereleotris evides is a charming and peaceful fish that adds movement and colour to marine aquariums, especially reef setups where its reef-safe nature is a significant advantage.



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