Coasts

Assessing depth specific distribution and relative abundance of gold clam and kākahi at Lakes Maraetai and Karaapiro.

Filter traps are being used to study the invasive gold clam in the Waikato River.

The invasive gold clam (Corbicula fluminea) can reach very high population densities, which can harm freshwater ecosystems.

A new online simulation game that enables New Zealanders to experience a climate-changed future and explore choices has been launched.

Could bubbles and strobe lights stop pest fish swimming where they’re not wanted?

Learn more about gold clam life cycle

The invasive gold clam is native to eastern Asia and is widely established in North and South America and Europe. In New Zealand it was first discovered in the Waikato River in May 2023 at Bob's Landing, within Lake Karāpiro. It has been declared an unwanted organism under the Biosecurity Act.

NIWA and partners launch critical research to stop an invasive clam threatening New Zealand's freshwater ecosystem.

Introducing NIWA sediment transport scientist Clare Wilkinson.

Research projects carried out under the Future Coasts programme

See reports produced to guide potential adaptation strategies in the Lower Waikato region.

The Te Puuaha case study uses causal diagrams to show how sea level rise impacts whaanau wellbeing, helping identify areas for action.