Four different techniques for determining the stock structure of a marine fish species were compared, using as a subject the jackass morwong. The four techniques examined were allozyme analysis, mitochondrial DNA analysis and two techniques based on measuring the composition of otoliths ('ear...
Most of the world’s marine fish harvest still comes from coastal waters despite the rapid development of distant water fishing fleets (McHugh, 1967). Fish yields from estuaries and lagoons are generally high, due to factors including shallowness, inflow of nutrients from rivers, and the...
ORGANISATION:
Department of Agriculture and Fisheries EcoScience Precinct
Commercial clam hatcheries require a method of labeling or "tagging" clams so that they can be identified as hatchery reared. This is a requirement of the Queensland Department of Primary Industry, aimed at the prevention of the sale of clams collected illegally from the Great Barrier Reef Marine...