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Science Alert: Experts Respond

Unstable countries a biosecurity threat – Expert reaction

John Kerr posted in on June 15th, 2016.

New Zealand could dramatically reduce outbreaks of invasive species if it selectively chose its international trade partners, suggests new research. Reviewing almost 50,000 exotic species border interceptions from the last 10 years, Victoria University researchers have identified the types of countries most likely to be a source of imported exotic invaders. Read more about the […]

NZ island conservation success – In the News

John Kerr posted in on March 23rd, 2016.

New research championing New Zealand’s conservation approach to creating predator free islands has received wide media coverage. The study, published in PNAS, collated data from invasive mammal eradication projects on island around the globe. Examining 181 different islands, the researchers found 236 species – comprising almost 600 separate populations – had benefited from eradication projects. […]

Island eradications a conservation ‘silver bullet’? – Expert Reaction

John Kerr posted in on March 22nd, 2016.

New Zealand is leading the world when it comes to preserving islands’ unique and fragile wildlife by eliminating invasive mammals, according to new research. The international team of researchers, including several New Zealanders, systematically assessed the global impact of eradicating invasive mammals, such as rats, goats and cats, from islands. Their findings, published today in […]

Bee disease and novel virus in invading ants – Expert reaction

John Kerr posted in on September 9th, 2015.

Invasive Argentine ants carry a virus linked to colony collapse in bees as well another insect virus new to science, according to a first-of-its-kind New Zealand study. The new research, published today in Biology Letters, hunted for evidence of insect viruses in Argentine ant populations from New Zealand, Australia and Argentina. One of the key […]

Has ‘rock snot’ been here all along? – Experts respond

John Kerr posted in on May 9th, 2014.

Controversial new research claims that noxious blooms of the fresh water algae didymo –aka ‘rock snot’ — are caused by changes in native algal species and suggest that current efforts to prevent the spread of the organism may be misguided. In a new forum article published in BioScience, two North American researchers conclude that the […]

Antarctica under threat

John Kerr posted in on July 13th, 2012.

Antarctic researchers are calling on policy makers to look ahead to future challenges and protect the polar continent from growing threats to its biosecurity, pressure to exploit its mineral, gas and oil resources, and the effects of its rapidly changing climate. In a ‘Policy Forum’ article  published today in the leading international journal Science, twenty-six […]

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Invader ants don’t last in New Zealand

John Kerr posted in on December 1st, 2011.

The faltering march of an invasive ant species has been making headlines both in New Zealand and overseas. The invasive Argentine ant (Linepithema humile), first detected in New Zealand over 20 years ago, is well known internationally for its ability to spread in new territories. The ants are concern to authorities as the ants compete with […]

Alternatives to 1080 pest control – what and when?

Dacia Herbulock posted in on July 20th, 2010.

ONLINE MEDIA BRIEFING: Tues 20 July, 10 am (NZT) — Conservation efforts in New Zealand currently depend heavily on a single pesticide — sodium monofluoroacetate, or 1080. In its 2007 review of 1080 — widely-used in New Zealand to control pest animals in native ecosystems and agricultural land — ERMA (the Environmental Risk Management Authority) […]

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