Underwater robot getting close-up look at Kaikōura Canyon

Underwater robot getting close-up look at Kaikōura Canyon

Voyage leader and NIWA marine geologist Dr Joshu Mountjoy says this is the first time this technology has been used to survey submarine canyons in New Zealand waters and information collected will lead to new understanding relevant to many of the world’s continental margins.

NIWA research vessel returns home after epic voyage

NIWA research vessel returns home after epic voyage

John Brosnan waits on board the RV Kaharoa after returning to New Zealand from an epic 75-day voyage.NIWA has deployed more than 1100 Argo floats in the Pacific, Indian and Southern Ocean over 22 voyages since 2004, more than any other individual vessel.

New tsunami monitoring system for Pacific

New tsunami monitoring system for Pacific

A network of state-of-the-art tsunami buoys is being deployed from New Zealand up into the Pacific to keep communities safer.Every 15 seconds the BPR records the height of the ocean above it and sends that information to the surface buoy once an hour.

Winter 2020 – NZ’s warmest winter on record

Winter 2020 – NZ’s warmest winter on record

This year’s result also means seven of the 10 warmest winters on record in New Zealand have occurred since the year 2000.This was the highest temperature recorded there during winter since records began in 1885 and the equal-4th warmest winter temperature on record for New Zealand as a whole.

Tsunami evacuation zones home to 1 in 10 New Zealanders

Tsunami evacuation zones home to 1 in 10 New Zealanders

NIWA hazards analyst Ryan Paulik, who led the assessment, says overall 430,000 people – or nine per cent of the population – live in the zones of which 170,000 are in red and orange zones.

Squat lobster memoir hot off the press

Squat lobster memoir hot off the press

Written by marine biologist Kareen Schnabel, the 350-page treatise presents everything we currently know about the different kinds of squat lobster living in New Zealand’s waters.Kareen’s memoir gives detailed information about 87 species of squat lobster in the New Zealand region.

Students do the science on COVID protection

Students do the science on COVID protection

As the world battles a deadly pandemic, New Zealand school students have been beavering away at science fair projects researching the effectiveness of our own COVID-19 protection measures.NIWA freshwater ecologist and science fair coordinator Tracey Burton says that there is a strong focus on COVID-19 related projects entered in the fair.

Nameless nodes get new look from NIWA

Nameless nodes get new look from NIWA

Pelorus Ridge was officially granted its title by the New Zealand Geographic Board (NZGB) last week, along with 42 other place names for undersea features in New Zealand waters.Mr Mackay says the naming of Pelorus Ridge carries on a tradition of undersea features connected to NIWA.

Concepts in sustainable aquaculture - IMTA

Concepts in sustainable aquaculture - IMTA

The paper, written by Dr Stenton-Dozey along with NIWA scientist Jeffrey Ren, Phil Heath, formerly of NIWA, and Leo Zamora from the Cawthron Institute and published in the New Zealand Journal of Marine and Freshwater Research, had its origins in a four-year NIWA research programme into IMTA around salmon farms in the Marlborough Sounds.

Glaciers continue to melt away

Glaciers continue to melt away

NIWA climate scientist Dr Andrew Lorrey says that the volume lost from the Brewster Glacier in Mt Aspiring National Park is about equal to the basic drinking water requirements for all New Zealanders for those three years.

The Quest to Purge New Zealand of Invasive Predators

The Quest to Purge New Zealand of Invasive Predators

In 2015, New Zealand’s government launched a nationwide effort called Predator Free 2050 with a $17 million (28 million New Zealand dollars) investment to rid the country’s 164,375 square miles of invasive mammals in the next three decades.

Auckland’s drought most extreme in modern times

Auckland’s drought most extreme in modern times

As weather systems tracked toward New Zealand from the west and north, they lacked moisture because of cooler eastern Indian Ocean seas caused by the IOD.NIWA’s climate change expectations suggest spring average rainfall decreases for northern New Zealand, including Auckland.

Huge waves on Wellington coast to ease later today, says NIWA

Huge waves on Wellington coast to ease later today, says NIWA

High waves pounding Wellington’s south coast today are being caused by a deep area of low pressure passing the Chatham Islands, according to NIWA forecaster Ben Noll.Mr Noll said the low was responsible for generating strong winds and large waves between the Chathams and mainland New Zealand.

Climate change content for school kids gets revamp

Climate change content for school kids gets revamp

Young New Zealanders can now access the most up-to-date educational material about the science of climate change and its impacts on Aotearoa thanks to NIWA’s new web section: .

Hotspot Watch 26 March 2020

Hotspot Watch 26 March 2020

The New Zealand Drought Index (NZDI) shows that severe meteorological drought coverage has receded significantly in the past week, but it is still found in parts of Northland, Auckland, the Coromandel Peninsula, and East Cape.

Hotspot Watch 18 March 2020

Hotspot Watch 18 March 2020

The New Zealand Drought Index (NZDI) shows that severe meteorological drought currently encompasses most of Northland, Auckland, northern Waikato, western Bay of Plenty, East Cape, and small portions of interior Manawatu-Whanganui, with meteorological drought in place from Bay of Plenty through the Central Plateau (see NZDI map).

Hotspot Watch 11 March 2020

Hotspot Watch 11 March 2020

As of 8 March, the New Zealand Drought Index (NZDI) map below shows that all of the upper North Island is experiencing severe meteorological drought, along with East Cape and interior Manawatu-Whanganui, with meteorological drought in many other locations.

More snow on glaciers but no good news, say scientists

More snow on glaciers but no good news, say scientists

The snowline survey began in 1977 and provides an incredibly valuable long-term record of how New Zealand’s glaciers have retreated over time due to climate change.

Scientists to check out ash on New Zealand glaciers

Scientists to check out ash on New Zealand glaciers

Journalists are invited to attend a media conference in Queenstown on Friday, March 6, starting at 10.15am at which scientists from NIWA and Victoria University of Wellington will outline the initial findings of the annual end-of-summer snowline survey taking place on March 5.

Hotspot Watch 27 February 2020

Hotspot Watch 27 February 2020

The New Zealand Drought Index (NZDI) shows that all of the upper North Island as well as East Cape are experiencing severe meteorological drought, while the southern Waikato and eastern Taranaki to Manawatu-Whanganui and western Bay of Plenty are experiencing meteorological drought (see NZDI map).

Hotspot Watch 19 February 2020

Hotspot Watch 19 February 2020

The New Zealand Drought Index (NZDI) shows that the upper North Island has widespread severe meteorological drought, with meteorological drought also affecting central Waikato to Manawatu-Whanganui as well as East Cape (see NZDI map below).

Giant squid and glow-in-the-dark sharks surprise scientists

Giant squid and glow-in-the-dark sharks surprise scientists

A giant squid and several glow-in-the-dark sharks were surprise finds for NIWA scientists last month on the Chatham Rise during a voyage to survey hoki, New Zealand’s most valuable commercial fish species.

Auckland set to break dry spell record

Auckland set to break dry spell record

The New Zealand Drought Index ( ) shows severe meteorological drought is widespread across Northland, Auckland, and northern Waikato.The summer of 2012-13 featured one of the worst droughts in decades for parts of Northland, Auckland, Waikato, Bay of Plenty, Hawke’s Bay, and the western South Island.

Hotspot Watch 5 February 2020

Hotspot Watch 5 February 2020

In addition, the New Zealand Drought Index (NZDI) shows that the upper North Island (northern Waikato northbound) has widespread meteorological drought conditions.In the North Island, mostly dry conditions will continue during next week and rainfall is expected to be below normal for the time of year.

Forecast shows Auckland region to stay dry

Forecast shows Auckland region to stay dry

In Auckland city, just 5mm of rain was recorded at the Motat weather station—the lowest since 1948 and just 7% of normal.The extremely dry conditions have prompted NIWA and Fire Emergency New Zealand to issue a video today highlighting the areas at greatest risk and alerting people to the fire danger.

Hotspot Watch 30 January 2020

Hotspot Watch 30 January 2020

In addition, the New Zealand Drought Index (NZDI) shows that the upper North Island (northern Waikato northbound) has widespread meteorological drought conditions, and in fact, the Aupouri peninsula and pockets of Great Barrier Island have recently reached severe meteorological drought conditions (see map at bottom).

Hotspot Watch 22 January 2020

Hotspot Watch 22 January 2020

In addition, the New Zealand Drought Index (NZDI) shows that the upper North Island has widespread extremely dry soils, and some locations in Northland, Auckland, and northern Waikato have reached meteorological drought conditions (see map at bottom).

Hotspot Watch 15 January 2020

Hotspot Watch 15 January 2020

As of 12 January, the New Zealand Drought Index (NZDI) map below shows that the upper North Island continues to have widespread very dry to extremely dry soils, and some locations could approach meteorological drought conditions with additional dry weather in the coming week.

Ten years of the weather with you

Ten years of the weather with you

The Seven Station Series dates back to 1909 and shows New Zealand’s average annual temperature has increased by about 1ᵒC over the past 100 years.Takahe Valley (Southland), 9.61 °C (record length 3419 days) Lowest average mean daily temperature :.

Hottest November on record: NIWA climate scientists

Hottest November on record: NIWA climate scientists

The previous record for the hottest November on record was jointly reached in 1954 and 2013 when the temperature was 1.38ᵒC above average.On 27 November, Wairoa recorded a high of 34.1°C, the equal fourth-highest November temperature on record in New Zealand.

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