Koi carpKoi carp contribute to poor water quality and are a serious problem in both Australia and New Zealand.
GambusiaGambusia were originally introduced to New Zealand and is now a pest fish negatively impacting our freshwater ecosystems.
Freshwater pest organisations, research and legislation
We work with other organisations, run a research programme and follow guidelines and legislation.
Other freshwater pest species
Learn about animal and plant species that are considered freshwater pests and what you can do to help get rid of them.