23 results
Environment
Industry
PROJECT NUMBER • 1985-075
PROJECT STATUS:
COMPLETED

Prawn farming pond management

The bioassay section of this study provides, for the first time, estimations of lethal and growth reducing concentrations for the major production-limiting water quality variables for P. monodon. These critical concentrations were assessed using comparable experimental facilities and procedures....
ORGANISATION:
NSW Department of Primary Industries
TAGS
Stock Assessment
Population Dynamics
Biology
Aquaculture
Environment
Environment
Environment
PROJECT NUMBER • 1986-064
PROJECT STATUS:
COMPLETED

A preliminary assessment of the rock lobster fishery in New South Wales

The objectives of this study were to determine whether catch rates of rock lobsters in the commercial fishery off New South Wales were declining, the size and species composition of catches from the commercial fishery and to ascertain the smallest length at which 50% of female eastern rock lobsters,...
ORGANISATION:
NSW Department of Primary Industries
TAGS
Stock Assessment
Reproduction
Population Dynamics
Mortality
Fishing Effort
Environment
PROJECT NUMBER • 1976-018
PROJECT STATUS:
COMPLETED

Ballast water investigations

Ships' ballast water was sampled on 28 occasions in four ports between November, 1976, and October, 1978. A 100.,u plankton net was hand hauled vertically 5 times in each tank. Eight non indigenous species were obtained: 6 copepods, 1 mysid and 1 amphipod. A further 14 species of...
ORGANISATION:
NSW Department of Primary Industries
TAGS
Population Dynamics
Pollution
Invasive Species
Data
Environment
Environment
Environment
Environment
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