Blue Leg Pistol Shrimp

Blue Leg Pistol Shrimp - Alpheus spp.

The Blue Leg Pistol Shrimp is a fascinating reef invertebrate known for its vivid blue-toned legs, asymmetrical claws, and remarkable snapping behavior used for defense and communication. Depending on the species, these shrimp typically reach an adult size of 2–3 inches and spend much of their time excavating burrows beneath rockwork and substrate. Blue Leg Pistol Shrimp are generally peaceful toward fish but may prey upon very small crustaceans or ornamental shrimp in confined systems. Their symbiotic relationship with watchman gobies and constant burrowing activity make them a favorite among reef hobbyists seeking natural behavior displays.

The Blue Leg Pistol Shrimp thrives in established reef aquariums with a sandy substrate and stable rockwork positioned directly on the tank bottom to prevent collapse from burrowing activity. A minimum tank size of 20 gallons is recommended for a single shrimp or goby-shrimp pair. This species should be added to peaceful systems with compatible tankmates and plenty of substrate depth for tunnel construction.

As a carnivorous scavenger, the Blue Leg Pistol Shrimp benefits from a varied diet of meaty marine foods that settle near its burrow entrance. Offer PE Mysis, Hikari Brine Shrimp, finely chopped seafoods, and PE Cyclopods to support healthy molting, coloration, and activity.

Approximate product size: 1-2"

We maintain a rigorous, veterinarian-approved quarantine program that includes proactive treatments, careful observation, and daily monitoring to ensure the highest standards of fish health. Our biosecurity practices reduce the risk of any cross-contamination between systems, meaning our fish are ready for your display tanks.