Key Hole Limpet

Species information for the Key Hole Limpet, in the Snails category.

  1. Scientific name - Megathura crenulata

    Common name – Key Hole Limpet

    Max Size – 3 in (8 cm)

    Range - Eastern Pacific, Indo-Pacific

    Care Level – Easy

    Temperament – Peaceful

    Foods and feeding – The snail will roam the aquarium eating algae

    Aquarium suitability –

    Reef compatibility – With Caution

    Captive care – This snail is extremely helpful in keeping an aquarium clean by eating hair algae. If the grain of sand is fine enough, it may venture on the sand bed. There are some reports that it will eat cyanobacteria as well. If there isn’t enough algae in the tank for them to eat, offer dried seaweed. Like all invertebrates it is extremely sensitive to nitrates and copper, and even tiny amounts are lethal to them.
    Last edited: Feb 19, 2011
    little_fish, Feb 7, 2011