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The Coorong is widely regarded as the most important waterbird wetland in the Murray-Darling Basin. The current ecological condition of the Coorong, however, is deteriorated, particularly in the South Lagoon. Since the Millennium Drought, there have been further reductions in the...
Authors: Qifeng Ye, Sabine Dittmann, George Giatas, Ryan Baring, Joshua Nitschke, Luciana Bucater and Deborah FurstYear: 2019
Report
PDF (0.54 MB)
Interactions of the South Australian Sardine Fishery (SASF) with short-beaked common dolphins (Delphinus delphis) during purse-seine operations have been assessed annually since 2004-05. The report details patterns of observer coverage in the fishery, compares observed and report...
Authors: S.D. Goldsworthy, G.J. Ferguson and T. M. WardYear: 2019
Report
PDF (1.94 MB)
This report provides an estimate of the spawning biomass of Sardine, Sardinops sagax, in waters off South Australia during 2019. The estimate of spawning biomass obtained using the Daily Egg Production Method (DEPM) is the key performance indicator for determining the status of t...
Authors: Ward, T.M., Ivey, A.R., Grammer, G.L. and Smart, J.Year: 2019
Report
PDF (3.51 MB)
This report summarises information on spatial and temporal patterns in nominal catch and effort, client dynamics, fishing activities, and wildlife interactions in the South Australian Charter Boat Fishery (SACBF) between 2007/08 and 2017/18. Nominal catch and estimated weight dat...
Authors: Rogers, P. J., Tsolos, A., Boyle, M.K. and Steer, M. A.Year: 2019
Report
PDF (0.91 MB)
The Chowilla anabranch system, which bypasses Lock 6 on the River Murray, consists of a range of aquatic habitats including permanent lotic (flowing water) creeks, habitats which are now uncommon in the South Australian section of the lower River Murray. These lotic habitats are ...
Authors: J. Fredberg, B. P. Zampatti and C. M. BiceYear: 2019
Report
PDF (1.72 MB)
Molecular techniques for marine pest surveillance offer cost and time savings over traditional techniques. SARDI has developed qPCR assays to detect ten marine pests, including seven priority pests for ballast water management, and a method of plankton collection for testing with...
Authors: K.H. Wiltshire, T.A.A. Prowse, J.J. Buss, D. Giblot-Ducray, Y.N. Lieu and M.R. DeveneyYear: 2019
Report
PDF (1.03 MB)
The status of South Australia’s Southern Zone Rock Lobster Fishery (SZRLF) stock is determined using a weight-of-evidence analysis under the National Fishery Status Reporting Framework (NFSRF...
Authors: A. Linnane, R. McGarvey, J. Feenstra and P. HawthorneYear: 2019
Report
PDF (0.81 MB)
Chowilla, Murray cod, movement, reThe status of South Australia’s Northern Zone Rock Lobster Fishery (NZRLF) stock is determined using a weight-of-evidence analysis under the National Fishery Status Reporting Framework (NFSRF...
Authors: A. Linnane, R. McGarvey, J. Feenstra and D. GraskeYear: 2019
Report
PDF (9.73 MB)
Funds for this research were provided by PIRSA Fisheries and Aquaculture and obtained through licence fees. SARDI Aquatic Sciences provided substantial in-kind support. We thank the Western Zone licence holders, fishers and shellers for their contribution to our understanding of ...
Authors: B. Stobart, S. Mayfield and K. HeldtYear: 2019
Report
PDF (3.73 MB)
Funds for this research were provided by PIRSA Fisheries and Aquaculture, obtained through licence fees. SARDI Aquatic Sciences provided substantial in-kind support. Thanks go to the Gulf St Vincent prawn fishers for their substantial contributions to surveys (including vessel ti...
Authors: L.J. McLeay and G. E. HooperYear: 2019