157 results
Environment
PROJECT NUMBER • 1986-065
PROJECT STATUS:
COMPLETED

Yellowtail kingfish stock identification

The Kingfish Stock Identification Project was instigated in 1985 to provide information on the stock structure of yellowtail kingfish relevant to management. At that time, the N.S.W. catch had more than doubled since 1982 to approximately 360 tonnes per annum and concern was expressed at the...
ORGANISATION:
Department of Primary Industries and Regional Development (NSW)
TAGS
Tagging
Stock Assessment
Migration
Distribution
Data
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:
Department of Primary Industries and Regional Development (NSW)
TAGS
Stock Assessment
Reproduction
Population Dynamics
Mortality
Fishing Effort
Environment
PROJECT NUMBER • 1986-063
PROJECT STATUS:
COMPLETED

Assessment of the crab fisheries in New South Wales [also referred to as the Spanner Crab Project].

For this very new fishery, those aspects of the species' biology most relevant to its management and continued exploitation are its distributions, abundances and rates of growth. Unfortunately at the start of this project/ we knew none of this information for the NSW stock. As a first step I...
ORGANISATION:
Department of Primary Industries and Regional Development (NSW)
TAGS
Stock Assessment
Reproduction
Population Dynamics
Mortality
Fishing Effort
People
Environment
PROJECT NUMBER • 1986-053
PROJECT STATUS:
COMPLETED

Red spot disease of sea mullet (Mugil cephalus)

Red spot disease (RSD), a cutaneous ulcerative disease of estuarine fish, was first reported from the Burnetfc River in Queensland in 1972. By 1985, when the present application was submitted, seasonally recurrent RSD outbreaks were adversely affecting commercial fisheries in many east coast...
ORGANISATION:
Department of Primary Industries and Regional Development (NSW)
TAGS
Estuarine
Disease
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:
Department of Primary Industries and Regional Development (NSW)
TAGS
Stock Assessment
Population Dynamics
Aquaculture
Environment
PROJECT NUMBER • 1985-074
PROJECT STATUS:
COMPLETED

The fisheries and biology of snapper, Chrysophrys auratus, in New South Wales

The snapper, Chrysophrys auratus, is an economically valuable common property resource that occurs in large numbers in New South Wales waters. Allegations of a resource decline in this major target species of both commercial and recreational fishermen have led to conflict over fishing access and...
ORGANISATION:
Department of Primary Industries and Regional Development (NSW)
TAGS
Wild Catch
Reproduction
Fishing Effort
Fisheries Management
Biomass
Environment
PROJECT NUMBER • 1985-071
PROJECT STATUS:
COMPLETED

Redfish tagging study, New South Wales

The purpose of this report is to describe the methods used for tagging redfish and discuss the results achieved by the various segments of the project. In conjunction with the tagging study, data on commercial catches of redfish, fishing effort and catch length frequency were also analysed, and the...
ORGANISATION:
Department of Primary Industries and Regional Development (NSW)
TAGS
Tagging
Stock Assessment
Mortality
Fishing Effort
Data
Industry
PROJECT NUMBER • 1985-063
PROJECT STATUS:
COMPLETED

Analysis of fish pricing in New South Wales: relationships between prices at auction and retail and between prices at Sydney and regional centres

In this Miscellaneous Bulletin a research project funded by the Fishing Industry Research Committee is reported. The aim of this project was to derive price spreads for the major fish species marketed in Sydney. Weekly auction-retail price spreads for fifteen categories of fish and two categories of...
ORGANISATION:
Department of Primary Industries and Regional Development (NSW)
TAGS
Marketing
Market Opportunities
Bycatch
Industry
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