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toxins

Poisons and toxins

Article

Poisons and toxins

Poisons are substances that cause harm to organisms when sufficient quantities are absorbed, inhaled or ingested. A toxin is a ...

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Investigating toxins – introduction

Article

Investigating toxins – introduction

Poisonous creatures are fascinating – from a distance. New Zealand is often touted as a good place for people to ...

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He tohu i te ngahere e mea ana kua kati

Article

Is poisoning pests the Māori way?

Some of those opposed to the use of 1080 poison to control pests say it’s ‘un-Māori’. Tame Malcolm unpacks these claims, arguing that to the contrary, ...

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Mātauranga Māori of kōwhai

Article

Mātauranga Māori of kōwhai

Kōwhai trees litter the banks of rivers and streams and are a popular choice as a border for new roading developments around Aotearoa. Not only are ...

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Case study: Neonicotinoid insecticides

Article

Case study: Neonicotinoid insecticides

Insects are vital for our ecosystems, but sometimes there are places where we don’t want them – destroying our gardens, eating our food crops and trees, ...

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Case study: Zinc in the environment

Article

Case study: Zinc in the environment

We use chemicals every day, and they’re all around us. We know different chemicals come in different forms and that they will behave differently in different ...

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Chemical contaminants in the environment

Article

Chemical contaminants in the environment

Did you know there are over 30,000 chemicals approved for use across Aotearoa New Zealand? Who approves and regulates the use of these chemicals? How do ...

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Mercury

Article

Mercury

Mercury – named after a Roman god known for speed and agility – is a chemical element that has fascinated humans for thousands of years. Mercury ...

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Lead

Article

Lead

Lead is a chemical element – a substance that contains only one type of atom. Its official chemical symbol is Pb, and its atomic number is ...

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Alternatives to 1080

Article

Alternatives to 1080

Hunting, trapping and poisons are the three most commonly used methods of mammalian pest control in Aotearoa New Zealand. Each method has benefits and limitations. Extensive ...

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1080 – a wicked problem

Article

1080 – a wicked problem

Aotearoa New Zealand faces a wicked problem – do we kill introduced pests or do we allow them to kill our native animals, damage our forests ...

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1080 and water quality

Article

1080 and water quality

New Zealand uses 1080 to control introduced pests. Decades of research show that 1080 degrades quickly in water and soil. There are also regulations that protect ...

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The chemistry of 1080

Article

The chemistry of 1080

1080 is the brand name for sodium fluoroacetate – a manufactured poison. It is the sodium salt of a naturally occurring plant toxin called fluoroacetate. Plants ...

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1080 – an overview

Article

1080 – an overview

1080, or sodium fluoroacetate, is a poison used to control pest species. It is the salt form of a naturally occurring toxin found in poisonous plants ...

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1080 and the risk to non-target species

Article

1080 and the risk to non-target species

In 2017, New Zealand’s Biological Heritage National Science Challenge surveyed 8,000 people about pest control, and 84% agreed that pests are a significant conservation problem. However, ...

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standard symbol warning of poison.

Article

Investigating toxins – key terms

Delving into the world of poisons. Learn how New Zealand’s most poisonous creature was discovered through the investigative work of scientists. Discover what toxins are, how ...

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Dr Susie Wood

Article

Dr Susie Wood

Position: Senior research scientist, Cawthron Institute. Field: Biology – natural toxins, microalgae and microbiology. Growing up with New Zealand’s outdoors as her playground instilled a desire ...

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Dr Dave Taylor

Article

Dr Dave Taylor

Position: Senior Marine Scientist Field: Marine ecology, aquaculture Organisation: Cawthron Institute Cawthron scientists Dr Dave Taylor, Dr Shaun Ogilvie, Paul McNabb and Dr Susie Wood work ...

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Professor Shaun Ogilvie

Article

Professor Shaun Ogilvie

Position: Professor University of Canterbury, researcher, company director, consultant, Eco Research Associates Ltd. Field: Biological sciences, with a focus on the environment and working with Māori ...

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Dr Paul McNabb

Article

Dr Paul McNabb

Position: Technical Manager, Field: Analytical chemistry, Organisation: Cawthron Institute. Paul McNabb worked as the Technical Manager at the Cawthron Institute in Nelson. This involved the management ...

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Grey side-gilled sea slugs

Article

Grey side-gilled sea slugs

In 2009, some grey side-gilled sea slugs (Pleurobranchaea maculata) were found to be toxic following the deaths of several dogs on Auckland beaches. It was not ...

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Monitoring shellfish

Article

Monitoring shellfish

Marine toxins are naturally occurring chemicals that can contaminate certain seafood. Naturally occurring toxins are produced by phytoplankton and move through the food web when zooplankton, ...

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Food poisoning

Article

Food poisoning

The food we eat can poison us. There are over 200 known diseases that can be transmitted by food. Bacteria or viruses are the main cause ...

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Poisonous animals in New Zealand

Article

Poisonous animals in New Zealand

New Zealand has a very small number of poisonous and venomous animals. The grey side-gilled sea slug (Pleurobranchaea maculata) is an example of a poisonous animal. ...

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Poisonous plants in New Zealand

Article

Poisonous plants in New Zealand

There are over 100 poisonous plants in Aotearoa New Zealand. As children grow up, they often come into contact with plants that have poisonous properties. However, ...

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The National Poisons Centre

Article

The National Poisons Centre

The National Poisons Centre (NPC) is New Zealand’s only poison and hazardous chemicals information centre. It is located in the Dunedin School of Medicine at the ...

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