Monday, September 14, 2009

Aquaculture note - Farming redclaw crayfish

Redclaw female with eggs. One of the primary advantages of redclaw for aquaculture is the lack of free-living larval stages, and therefore absence of a hatchery phase.

Redclaw juveniles being harvested using a flowtrap at the Jennings farm near Mareeba.

Aquaculture technicians inspecting tagged crayfish as part of a farm trial to assess the performance of an improved stock developed at Freshwater Fisheries and Aquaculture Centre Walkamin

DPI Aquaculture technician, Jo Grady, measuring water quality in a redclaw pond at Walkamin Research Station

Cage research facility at Freshwater Fisheries and Aquaculture Centre ,Walkamin, used for redclaw experiments concering breeding, nutrition and husbandry.
Redclaw in a flowtrap. The flowtrap was developed at Freshwater Fisheries and Aquaculture Centre, Walkamin as an aid in harvesting. It provides a simple, effective and efficient means to harvest stock from ponds with minimal labour and which results in high quality product

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