Nassarius Snail - Nassarius sp.
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The Nassarius Snail (Nassarius sp.) is a small, hardy marine snail known for its sand-sifting behavior and role as an active scavenger. This peaceful invertebrate is an excellent addition to reef aquariums, helping maintain clean substrate by consuming detritus and leftover food.
Common Name: Nassarius Snail
Scientific Name: Nassarius sp.
Family: Nassariidae
Size: Up to 1 inch (2.5 cm)
Temperament: Peaceful
Difficulty: Easy
Reef Safe: Yes
Native Region: Found throughout the Indo-Pacific, commonly inhabiting sandy and rubble areas of coral reefs.
Tank Size: Minimum of 10 gallons
Temperature: 74–80°F (23–27°C)
pH: 8.0–8.4
Salinity: 1.023–1.025
Substrate: Fine sand or sand/rubble mix to allow natural burrowing and foraging.
• Substrate Maintenance: Actively sifts sand while searching for detritus and leftover food, keeping the substrate clean.
• Behavior: Peaceful; may burrow during the day and become more active at night.
• Diet: Scavenger—feeds on uneaten food, detritus, and small organic matter.
• Tankmates: Compatible with most reef fish and invertebrates; avoid aggressive species that may harm the snail.