A research priority identified by the Australian Abalone Growers’ Association (AAGA) in 2019, prior to the commencement of the project, was to improve the survival of commercially cultured abalone during periods of high summer water temperatures (> 22°C). This research aimed to address...
This report describes a procedure for objectively comparing the likely returns from research programs, particularly those designed for fisheries management purposes. This procedure requires that the management objectives for the fishery are well defined, and that the research is directed at...
OBJECTIVES: a. To determine the efficiency of Beam, Triple and Prawn
trawling methods for the harvesting of scatlops.
b. To investigate the difference in efficiency between the
sputnik dredge and the Japanese Keta-ami dredge.
c. To investigate the difference in bottom damage between the
sputnik and...
ORGANISATION:
Department of Natural Resources and Environment Tasmania (NRE TAS)
During the 3 years of the study, scallop spatfall was observed to occur over a short period (October-December) after the scallops had spawned in spring. Growth was rapid and scallops reached an acceptable harvestable size of 70mm within 16 months. Spatfall one year can therefore be related to...