2 results
Environment
PROJECT NUMBER • 2013-026
PROJECT STATUS:
COMPLETED

Can commercial harvest of long-spined sea urchins reduce the impact of urchin grazing on abalone and lobster fisheries?

At low-levels of exploitation, commercial harvesting of long-spined sea urchins was found to prevent increase in urchin density. Adjacent unfished locations experienced an increase in both urchin density and grazed area over the 2014 – 2016 study period. Research sampling of populations...
ORGANISATION:
University of Tasmania (UTAS)
TAGS
Rac Tas
Harvest Strategy
Fishing Effort
SPECIES
Blacklip Abalone
Sea Urchins
Adoption
PROJECT NUMBER • 2017-049
PROJECT STATUS:
COMPLETED

Monitoring abalone juvenile abundance following removal of Centrostephanus and translocation

A new system of Abalone recruitment modules (ARMs) have proven to be successful in collecting juvenile abalone in Tasmanian waters. This design was subsequently transferred to the Eastern Zone, Victoria, where IMAS staff and Eastern Zone Abalone Industry Association (EZIZA) members installed ARMs at...
ORGANISATION:
University of Tasmania (UTAS)
TAGS
Reproduction
Rac Vic
Fisheries Management
Depredation
SPECIES
Blacklip Abalone
Sea Urchins
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