Long-term shellsand dredging, Owen Anchorage

Last updated: November 19, 2009

This proposal is for the first of two stages of long-term shellsand dredging,  involving the continuation of shellsand extraction from specific locations on Success Bank, Parmelia Bank and West Success Bank, Owen Anchorage. Stage 1, as proposed, would create a 1.5km wide by 15m deep seaway through Success and Parmelia Banks by 2014. This stage would require the removal of 168.5ha of seagrass and 264.5ha of shallow bare sand, which can be potential seagrass habitat, to recover 30 million tonnes... Read more...

Medium-term shellsand dredging, Success Bank, Owen Anchorage

Last updated: February 10, 1999

Dredging of approximately 9.1 million tonnes of shellsand from two zones on Success Bank, Owen Anchorage over the period 1997 to approximately the end of 2002. Shellsand of high quality, about 92% calcium carbonate is used by Cockburn Cement Ltd (the proponent) for the manufacture of quicklime and cement products. Read more...

Proposed short-term continuation of dredging of shell sand on Success Bank, Owen Anchorage; and proposed strategy to address the long-term environmental issues of shell sand dredging

Last updated: August 4, 1994

Cockburn Cement Limited (the proponent) proposes to dredge 3.7 million tonnes of shell sand from 67ha of Success Bank over a two year period. The area would be dredged using existing plant and equipment. Of the 67ha that is proposed to be dredged, 17ha has substantial seagrass coverage. Read more...