Gold Ring Cowrie Snail Monetaria Annulus

Gold Ring Cowrie (Monetaria annulus)

Overview

The Gold Ring Cowrie is a small, attractive marine snail easily recognized by its glossy white shell adorned with a distinctive golden ring around the opening. Peaceful and slow-moving, it adds natural beauty and elegance to reef aquariums while helping graze algae.

Origin

Native to the Indo-Pacific region, Monetaria annulus inhabits shallow coral reefs and rocky substrates where it grazes on algae and biofilm.

Feeding

Primarily herbivorous, feeding on algae, biofilm, and detritus. In tanks with low natural algae, supplement with dried seaweed or algae wafers.

Tank Mates

Reef-safe and peaceful. Compatible with corals, fish, and other invertebrates. Avoid predatory species like puffers, triggers, or large Wrasses that may attack the snail.

Aggression

Peaceful. Does not harm corals or other tank inhabitants.

Experience Level

Suitable for beginner to intermediate aquarists. Hardy and low-maintenance, requiring only stable water conditions and access to algae for grazing.

Water Parameters

• Temperature: 74°F – 80°F (23°C – 27°C)

• Salinity: 1.023 – 1.025 SG

• pH: 8.1 – 8.4

• Alkalinity: 8 – 12 dKH

Beautiful, easy to care for, and functional, the Gold Ring Cowrie (Monetaria annulus) is a charming addition to any reef aquarium, providing natural algae control and aesthetic appeal.