26 Mar 2021

Critter of the Week Glow-in-the-dark snail

From Afternoons, 3:35 pm on 26 March 2021
Glow-in-the-Dark Freshwater Snail-Limpet
Latius neritoides

Glow-in-the-Dark Freshwater Snail-Limpet Latius neritoides Photo: Shaun Lee

Believed to be the world’s only bioluminescent freshwater organism, the glow-in-the-dark snail, Latius neritoides, is endemic to fast-flowing streams in the North Island.

The tiny, dull-looking snail spends its whole life underwater and secretes a glowing mucus when disturbed.

Latia neritoides limpet emiting bioluminescent slime

Latia neritoides limpet emiting bioluminescent slime Photo: © Angus McIntosh www.ecologylive.com