170 results
Environment

Stock evaluation and recruitment measurement in the WA pearl oyster fishery

Project number: 1992-147
Project Status:
Completed
Budget expenditure: $437,056.10
Principal Investigator: Lindsay Joll
Organisation: Department of Primary Industries and Regional Development (DPIRD) WA
Project start/end date: 7 Mar 1993 - 2 Apr 1997
Contact:
FRDC

Objectives

1. To develop techniques for the assessment of pearl diver efficiency and selectivity in taking pearl oysters.
2. To consider the impact of fishing on the reproductive potential of wild stock pearl oysters.
3. To develop a database on recruitment to commercially fished grounds.
4. To examine geographic variability in pearl oyster growth rates and age at recruitment to the fishery
5. To examine the degree of genetic difference between populations of Pinctada albina
6. To examine the disease status of Broome and Shark Bay stocks of P. albina
Environment
Industry
Environment
Environment
Environment
Industry
Industry
PROJECT NUMBER • 1989-060
PROJECT STATUS:
COMPLETED

On-growing mariculture techniques for the pearl oyster (Pinctada maxima) spat in WA

This document is the final report of research undertaken in FIRTA project 87/81 and in FIRDTF project 89/60. The results reported in the disease prevention segment (FIRTA 87/81) build upon the experience derived from six years of previous FIRTA supported investigation of pearl oyster mass...
ORGANISATION:
Department of Primary Industries and Regional Development (DPIRD) WA
Environment
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