76
results
Environment
Environment
PROJECT NUMBER • 1989-030
PROJECT STATUS:
COMPLETED

Age determination and assessment of variation in length at age of large southern bluefin tuna by means of otolith and vertebral chemical composition

Patterns of ontogenetic variation in the composition of the otoliths of southern Bluefin tuna (SBT), Thunnus maccoyii, strongly suggested that the concentrations f some elements (and particularly strontium) varied episodically, and probably annually. This suggested that counting the numbers of peaks...
ORGANISATION:
CSIRO Oceans and Atmosphere Cleveland
Environment
PROJECT NUMBER • 1989-013
PROJECT STATUS:
COMPLETED

Causes of decline in stocks of commercially important prawns in the Northern Prawn Fishery

The following report is a description of the two FIRTA projects (85/85 & 89/13) which examined recruitment processes in penaeids at Albatross Bay in the northeastern Gulf of Carpentaria over the years 1985 to 1992. The aim of the first of the two projects was to identify the main factors which...
ORGANISATION:
CSIRO Oceans and Atmosphere Cleveland
Industry
Environment
Environment
PROJECT NUMBER • 1988-074
PROJECT STATUS:
COMPLETED

Fisheries biology of deep-water crustacea and fin fish on the continental slope of Western Australia

This project sought to investigate the population biology of the commercially important species, primarily crustaceans and finfish, caught in the North West Slope Trawl Fishery (NWSTF) and Western Deep Water Trawl Fishery (WDWTF). This work aimed to measure standing stocks, growth rates, natural...
ORGANISATION:
CSIRO Oceans and Atmosphere Cleveland
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