Marine trophic pyramid

Food webs throughout the world all have the ...

Understanding food webs

In this video, Associate Professor Stephen ...

Ocean temperature layers

The ocean has 3 main temperature layers. The ...

Tuna sandwich

On average, only 10% of the energy from an ...

Ocean acidification

Our oceans are absorbing about one-third of ...

Commercial fishing boat

Fishing was probably the first use of the ...

Phytoplankton bloom

This image shows a large phytoplankton bloom ...

Sea surface temperature

This image clearly shows warmer surface water ...

Naming organisms

Dr Peter Buchanan and Dr Robert Hoare, of ...

Linnean classification system

In the 18th century, Carl Linnaeus published ...

Working as an ecologist

Dr Candida Savage, from the University of ...

Kaitiakitanga

NIWA's Maori development officer, Apanui ...

Black coral

Unusual conditions in Fiordland result in an ...

Bryozoan colony

Bryozoans form colonies that often look a lot ...

The five oceans

The ocean is a continuous body of salty water ...

Farmland run-off into estuaries

Dr Candida Savage, from the University of ...

Impact of freshwater on cockles

Ecologists often look for places where the ...

Our role in ocean acidification

In this video, Associate Professor Abby ...

Curiosity’s role in science

Associate Professor Abby Smith, from the ...

Large crayfish

Crayfish, as well as all other marine ...

How do you electronically tag a ...

Dr Miles Lamare, from the University of ...

Estuary issues and protection

Andrew Swales talks about the big issues ...

New Zealand’s marine environment

In this video, Dr Candida Savage, from the ...

Bar built estuary

Bar-built estuaries form when a shallow ...

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