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Mixed messages: Are we overfishing our rock lobsters?

Mixed messages: Are we overfishing our rock lobsters?

by EllenR | Feb 21, 2021 | Case studies – Fish

Cray, crayfish, rock lobster, kōura: this prized crustacean goes by many names. Jasus edwardsii is a rock lobster species inhabiting shallow reefs around Aotearoa New Zealand’s coasts as well as southern Australia. It is reported to be a relatively slow-growing and...
Integrated ecosystem assessments to inform ecosystem-based fisheries management

Integrated ecosystem assessments to inform ecosystem-based fisheries management

by EllenR | Feb 21, 2021 | Case studies – Fish

In the United States, NOAA has developed an integrated ecosystem assessment as an approach to ecosystem-based fisheries management (EBFM).[1] The framework organises and summarises social-ecological evidence so that it can be integrated to inform a holistic management...
Argo – A global network of profiling floats

Argo – A global network of profiling floats

by EllenR | Feb 21, 2021 | Case studies – Fish

Argo is an international programme that has maintained a global ocean network of profiling floats since 2004. Presently there are about 3,900 operational floats with each float sampling the ocean as shown below. Initially, the float sinks to 1,000 m depth, where it...
EcoCast – An app that can help fishers decide where to fish

EcoCast – An app that can help fishers decide where to fish

by EllenR | Feb 21, 2021 | Case studies – Fish

There’s an app for fishers that acts much like a weather forecast – it pulls in data from a range of sources and forecasts where fishing operations could take place to fish sustainably and avoid endangered species. Mandated bycatch reduction measures in the...
How a chemical fingerprint identified Aotearoa New Zealand’s most significant snapper nursery

How a chemical fingerprint identified Aotearoa New Zealand’s most significant snapper nursery

by EllenR | Feb 21, 2021 | Case studies – Fish

The otolith is an archive of the growth, environmental and ecological history of that fish. Its size and shape can be used to determine the age of the fish. The chemicals in each layer within the otolith change depending on surrounding factors such as water and...
A collaborative effort to protect vulnerable seabirds

A collaborative effort to protect vulnerable seabirds

by EllenR | Feb 21, 2021 | Case studies – Fish

Aotearoa New Zealand is home to one-third of all species of seabird and the breeding ground for the highest number of seabird species worldwide.[1] In recent times, many seabird species have become threatened or endangered.[1] Fishing practices are a contributor along...
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