GPS loggers of commercial fishing are now active and their use being developed in all state’s abalone fisheries. One approach to making use of the logger data is to combine estimates of area fished, with logbook records of catch, to estimate a density of legal-sized abalone (e.g. kg landed per Ha...

Hatchery production of fish in Australia has increased rapidly over recent years to support expanding fish culture industries for established (e.g. barramundi, estimated to reach 4000 mt worth $25-30 million in 2003-4 (Barramundi Farming Association, workshop, Darwin, NT, 2003) and emerging species...