Lined Dartfish (Ptereleotris Grammica)

The Lined Dartfish is a sleek and peaceful reef-safe species known for its elongated body and striking horizontal lines that run the length of its body. This active and social fish is a great choice for community and reef tanks, often forming pairs or small groups. Its graceful swimming behavior and stunning coloration make it a delightful addition to aquariums with ample swimming space and rockwork for shelter.

Care Information

• Maximum Size: Up to 5 inches.
• Tank Size: 30 gallons minimum for a single fish; larger tanks (50+ gallons) recommended for groups.
• Diet: Carnivorous; thrives on a diet of frozen mysis shrimp, brine shrimp, copepods, and finely chopped marine foods. High-quality marine pellets or flakes are suitable as supplements.
• Water Temp: 72-78°F.
• Salinity: 1.020-1.025.
• Aggression: Peaceful; suitable for community tanks with other non-aggressive fish.
• Skill Level: Beginner to Intermediate; hardy and adaptable, making it ideal for aquarists of all levels.
• Reef Compatibility: Reef-safe; does not harm corals or invertebrates, making it a perfect addition to reef setups.

Special Features - Graceful Behavior and Striking Patterns
The Lined Dartfish is easily recognized by its horizontal lines of blue and yellow, which shimmer under aquarium lighting. Its streamlined body and darting swimming behavior add constant activity and interest to the tank.

Compatibility
This species thrives in peaceful community setups and is best kept in pairs or small groups. Avoid housing it with aggressive or predatory tankmates that may intimidate or outcompete it. A secure lid is essential, as this species is prone to jumping when startled.

Coloration

• Indo-Pacific Region: The Lined Dartfish features a silvery body adorned with horizontal blue and yellow lines, creating a sleek and vibrant appearance.

Typical Habitat

• Distribution: Found in the Indo-Pacific, particularly in sandy reef zones and lagoons where it hovers near the substrate or rockwork.
• Tank Setup: Requires a tank with plenty of swimming space, sandy substrate, and live rock for shelter and grazing.

Special Considerations - Lid Requirement
This species is an active swimmer and a known jumper. A tight-fitting lid or mesh cover is essential to prevent escape.