Aquatic Nuisance Project
Fact Sheet

Species: New Zealand Mudsnail


(Potamopyrgus antipodarum)

ANS Examples

Zebra Mussel


(Dreissena polymorpha)

Zebra mussels have disrupted the traditional aquatic food chains of many inland lakes. Their voracious filter feeding depletes the availability of microscopic organisms that play a critical part in each lake’s ecological food web.