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Environment
Environment
PROJECT NUMBER • 2012-016
PROJECT STATUS:
COMPLETED

RAC WA: Demographic Performance of Brownlip Abalone: Exploration of Wild and Cultured Harvest Potential

The report provides a comprehensive evaluation of Brownlip Abalone biology and fisheries assessment to date. For wild populations, it has provided the most reliable estimates of natural and fishing mortality, size composition and the first to model growth throughout all stages of life. The project...
ORGANISATION:
Department of Primary Industries and Regional Development (DPIRD) WA
Environment
PROJECT NUMBER • 1998-152
PROJECT STATUS:
COMPLETED

Demersal finfish resource assessment survey of the north-west slope of Western Australia

The nature and extent of demersal finfish resources in deep slope waters (>200m) off the northwest coast of Western Australia are poorly understood. Existing fish trawl, trap and line fishing effort is concentrated in shallower waters (<200m), while trawling in deep slope waters...
ORGANISATION:
Department of Primary Industries and Regional Development (DPIRD) WA
Environment
Environment
PROJECT NUMBER • 2003-027
PROJECT STATUS:
COMPLETED

Evaluating the recreational marron fishery against environmental change and human interactions

The distribution of marron in the southwest of Australia has seen many changes since European settlement. Reconstructions of their range from historical records suggested that marron inhabited the waters between the Harvey River and Denmark River. Due to translocation, their range has expanded as...
ORGANISATION:
Department of Primary Industries and Regional Development (DPIRD) WA
SPECIES
Industry
PROJECT NUMBER • 1985-058
PROJECT STATUS:
COMPLETED

Enhancing the availability of pearl oysters for pearl cultivation in WA

The Western Australian Research Laboratories began investigating the feasibility of artificially propagating the silverlip or goldlip pearl oyster, Pinctada maxima, in 1982 and culminated its study by operating a pilot-scale, seasonal hatchery at the Broome Jetty, Broome, Western Australia from 1986...
ORGANISATION:
Department of Primary Industries and Regional Development (DPIRD) WA
Environment
PROJECT NUMBER • 1988-093
PROJECT STATUS:
COMPLETED

An assessment of stocks of the pearl oyster Pinctada maxima

A three year study of the pearl oyster Pinctada maxima in Western Australia was carried out to provide basic biological data and to develop an understanding of the status of the stock. Aspects examined were: The location of stocks within Western Australia, both geographically and by depth. ...
ORGANISATION:
Department of Primary Industries and Regional Development (DPIRD) WA
Industry
PROJECT NUMBER • 2011-762
PROJECT STATUS:
COMPLETED

Seafood CRC: recovering a collapsed abalone stock through translocation

A Roe’s Abalone (Haliotis roei) fishery in Western Australia (Area 8) suffered catastrophic mortality (99.9%) due to an anomalous environmental event in the summer of 2011. During this extreme marine heatwave there was a sustained period of elevated sea surface temperatures that...
ORGANISATION:
Department of Primary Industries and Regional Development (DPIRD) WA
Industry
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