Jack mackerel (Trachurus declivis) is a pelagic species that is found in waters off southern Australia and New Zealand. It is the subject of a major fishery, predominantly off Tasmania, with annual landings in the range of 9,000 - 42,000 tonnes. The fishery commenced in the mid 1980s and uses purse...

The aims of this project were to: Quantify density-dependent effects on wild abalone growth and meat quality Develop a statistical tool for classification of shell age Use length-based models to test the adequacy of shell age performance measures Use length-based models to determine...