Use this comprehensive guide to help you recognise different frog species in Victoria.

Learn how to differentiate waterbugs with these handy resources, from guides to posters and data sheets.

This introductory guide steps through running a waterbug sampling session, which complements water science analysis and provides an assessment of waterway health.

This series of activity sheets introduce students to the animals in their local waterways through indoor and outdoor tasks.

This lesson plan explores the identification, classification and feeding relationships of organisms using local waterbugs – key indicators of waterway health.

Students focus on the biology and ecology of two threatened frog species, learning how frog populations are managed to enhance recovery.

Know more about sewerage and sewage. Find out what happens after you flush, then read the benefits of 'poo power' harnessed by the treatment process.

This functional strategy outlines the initiatives and actions needed to deliver safe, secure, affordable, world-class drinking water.

Rivers and creeks are central to everyday life, sustaining a complex ecosystem of plants and animals – and providing natural spaces for people to enjoy. Get to know some of Melbourne’s major waterways and the vital role they play.

We aim to ensure our purchases are fair, ethical and value for money. Learn more about our expectations and tendering process.