Military Helmet Nerite Snail

Overview

The Military Helmet Nerite (Neritina pulligera) is a large, dark nerite snail with a distinctive helmet-shaped shell. An excellent algae grazer for larger aquariums.

Water Parameters

• Temperature: 22–28°C (72–82°F)
• pH: 7.0–8.5
• Hardness: 8–20 dGH (need minerals for shell health)

Tank Setup

• Minimum tank size: 20 litres for a few
• Decor: Rocks, driftwood, glass; they graze on all surfaces

Diet

• Base: Natural algae and biofilm
• Treats: Algae wafers, blanched vegetables if needed

Temperament & Tank Mates

• Temperament: Peaceful grazers
• Best companions: All peaceful community fish; other snails; shrimp
• Note: Protect from snail-eating fish

Common Issues

• Excellent algae grazers; larger than most nerites
• Shell erosion in soft or acidic water
• Will lay eggs but cannot reproduce in freshwater
• Lifespan: 3–5 years