Fish

NIWA is working with major Chinook salmon producers to explore alternative farming technologies that circumvent the need for additional inshore marine farming space.

Nutrition underpins the performance of fish stocks in terms of health, growth (production) and reproduction.

One of NIWA's core areas of research and consultancy services are the broodstock development of aquaculture species and breeding strategy.

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

Investigating the effectiveness of an acoustic bubble-screen in minimising the movement of pest fish

Strange fish behaviour has been captured by NIWA scientists

New Zealand’s marine biodiversity checklist has been updated, representing an increase of 3,630 known living species since the turn of the century.

NIWA scientists have discovered the origins of cryptic markings found in Aotearoa New Zealand’s deep sea.

About 76 per cent of indigenous freshwater fish species, that’s 39 out of 54, are threatened with extinction or at risk of becoming threatened.

As New Zealanders search for the summer sun, 38 researchers and crew will board RV Tangaroa tomorrow for a six-week science voyage deep into the waters of Antarctica.

The tiny ear bone of a fish holds a wealth of information. Gather enough and you get a snapshot of what’s happening beneath the waves. Stuart Mackay explains.

Mia Blyth catches up with a marine biologist hunting for ocean ghosts.