Freshwater pest fish in NSW


Freshwater ecosystems are very vulnerable to invasion by pests, including introduced animals and weeds.

Since European settlement many exotic fish have been accidentally or deliberately introduced into NSW waterways, and some have become widespread pests.

This Primefact covers the following topics:

  • Aquarium and ornamental fish
  • Pest fish
  • Freshwater pest fish found in NSW
  • Species of potential concern to NSW
  • Pest fish and recreational fishing
  • Aquatic habitat rehabilitation
  • Help prevent the spread of freshwater pests


Primefact 1336 Third Edition

Published: Nov 2017