Management of the valuable Australian abalone fishery is difficult because catch/effort information for abalone does not provide warnings of declining stocks. In fact abalone fisheries in Alaska, California and Mexico have collapsed or declined dramatically, with little warning. Management must rely...
Pearl oysters of the species Pinctada maxima (silver lip or gold lip pearl oyster), P. margaritifera (black lip pearl oyster), and Pteria penguin (bat wing pearl oyster), are all used in the Australian cultured pearl industry, but Pinctada maxima is by far the most important economically. Pinctada...