NSW Department of Primary Industries and Regional Development

Slow increase in Australia’s eastern grey nurse shark population shows conservation actions are on track

Sep 5, 2025

Scientists collected biopsy samples from more than 300 grey nurse sharks off the coast of New South Wales. The DNA of these sharks was profiled to reveal family relationships that can help to estimate population size. Based on this work, the number of adults in the eastern grey nurse shark population is estimated to have…

Assessing changes in threatened Black rockcod abundance and length over the past 15 Years (poster)

Jun 18, 2025

NA

Black rockcod find refuge in ‘no-take’ zones amid overall population decline

Jun 17, 2025

It’s a go-to zone for scuba divers who descend to 12–18 metre depths and watch grey nurse sharks parade through rocky gutters. For some there’s an even rarer sight . . . the appearance of a large black rockcod. This legendary fellow is estimated to be 50–70 years old. Divers first noticed him in 1988,…

Eastern grey nurse shark, Carcharias taurus, population abundance and trend

Jan 23, 2025

NA

Assessing changes in threatened black rockcod Epinephelus daemelii abundance and length over the past 15 years in New South Wales, Australia

Jan 9, 2025

Assessing changes in black rockcod abundance and size

Aug 1, 2024

NA

Project 1.30 Information sheet

Sep 25, 2023

5.7

Mar 30, 2025

Current extent and future opportunities for living shorelines in Australia

Aug 30, 2023

4.10

Feb 29, 2024


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