Gummy sharks and school sharks are aged by counting growth-increment bands on the articular faces of vertebrae stained with alizarin red. The age data are required for application of age-structured fishery assessment models used by the Southern Shark Fishery Assessment Group for stock advice to the...
The main purpose of the project was to provide biological data urgently needed for a sustainable management of the black teatfish fishery in the Great Barrier Reef (GBR); The principal goals were:
1) to estimate the standing stock of the black teatfish and estimate densities of other bêche-de-mer...