Coasts

Pilot whale (Globicephala sp.) calls detected by acoustic recorder stationed in Cook Strait, New Zealand from December 2016 to January 2017.

Cuvier’s beaked whale (Ziphius cavirostris) calls detected by acoustic recorder stationed in Cook Strait, New Zealand from December 2016 to January 2017.

A buoy with the ability to “phone home” has been deployed in Wellington Harbour today to monitor currents, waves and water quality in the harbour.

NIWA’s Marine Invertebrate Collection has welcomed two extremely rare octopus that have only just been provisionally identified.

One of the major consequences of climate change is rising global sea levels.

Charts of coastal bathymetry, sediment, and other information are available for purchase.

To prepare for changes in climate, our freshwater and oceans decision-makers need information on species vulnerability to climate change.

If you're collecting sea shells at the beach this summer and wondering what they are, NIWA is here to help.

New Zealand’s coast is sculpted by ocean waves. Some wave conditions bring joy to surfers and beachgoers, but, at other times, waves can cause major hazards at sea or along the shore.