Coasts

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.

Storm-tide red alerts mark the highest king tides, crucial for emergency and coastal hazard managers to monitor.

Quantifying impact of sea-level rise on agricultural yield

Mapping migration space for coastal habitats under sea-level-rise

The New Zealand Water Model (NZWaM)

Mangroves on the atoll of Ouvéa are struggling with the changing climate