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Catch sampling
Feature story01 November 2021The ear bone of a snapper holds a wealth of information. However, it is not until you look at thousands of them that the picture of a population reveals itself. So where do you get 10,000 snapper ear bones from? -
Commercial catch sampling
The Otolith is the earbone of the fish and like the rings on a tree it can tell us about the story of the fish's life. -
Retired scientist completes four-decade-long bibliographic work
Media release21 September 2021After 40 years of work, retired NIWA fisheries scientist Larry Paul has just published a 793-page bibliography of references to New Zealand marine fishes. Everything known and ichthyological that appears in our waters is referenced in the voluminous tome. -
Surveying scallops populations with artificial intelligence
Developing innovative, non-invasive alternatives for surveying scallops and harvesting. -
Taonga Species Series: Piharau
Feature story08 June 2021What does science tell us about New Zealand lamprey? -
Research finds microplastics in fish muscle tissue
Media release18 March 2021Some of the first research into how microplastics are affecting New Zealand fish species has revealed that microplastic fragments can find their way through the gut lining and into muscle tissue. -
Examining biodiversity and ocean dynamics in the world’s largest marine protected area
Researchers are working their way through a wealth of new Antarctic marine data after RV Tangaroa successfully completed its five week scientific voyage to the Ross Sea. -
Oceanic shark numbers decline amid research gaps
Media release03 February 2021A lack of information about New Zealand oceanic shark populations is making it difficult to assess how well they are doing, says a NIWA researcher. -
How does a fish climb a ramp? Very, very cleverly…
Feature story18 January 2021New Zealand’s native fish are doing their best to climb up ramps in a NIWA laboratory so scientists can learn how to better help them navigate our tricky waterways. -
2021 - Antarctic Voyage
RV Tangaroa undertook a 45-day voyage to the Southern Ocean and Ross Sea in January-February, 2021. -
NIWA heads to Antarctica for critical climate, ocean research
Media release08 January 2021NIWA’s flagship research vessel Tangaroa leaves soon on a six-week voyage to Antarctica, making it one of the few full scientific expeditions to the continent since the global outbreak of COVID-19. -
Scientist spots shark sperm storage strategy
Feature story06 January 2021A NIWA researcher has found the first evidence that female deep sea sharks store sperm as a strategy to preserve the species and possibly avoid aggressive mating encounters.
