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John Koehn is a research officer for the Arthur Rylah Institute, Melbourne, and studies freshwater fish ecology. John Douglas works for Victorian Fisheries, and Roy Patterson is a Taungurung man.
John Koehn talks about: his work recovering Catfish and Silver Perch populations in the Murray-Darling Basin, 2000; a commercial fishery that existed at Barren Box when Catfish abundant; drivers of Catfish decline; strengths and weakness of different fish species; impact of irrigation releases on water flow e.g. Murray River; impact of European carp on billabongs and lagoons; carp removal; importance of billabongs, floodplains, wetlands in the Murray-Darling system, their loss and degradation from human activities; importance of ‘active’ ecological management; geomorphology; importance of 'instability' in creating diverse habitats for fish species; changes in vegetation e.g. Phragmite (Common Reed).
The group add their diverse knowledge to the topics discussed, in particular the variety of Catfish species found across the Murray-Darling Basin.
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An archival version of the Talking Fish Collection is managed by the Aboriginal and Torres Strait Islander Data Archive (ATSIDA).
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Item Relations
This Item | Is Related To |
Item: Murray: Oral History of John Douglas |
This Item | Is Part Of |
Item: Goulburn River, Victoria |
This Item | References |
Item: Taungurung |
This Item | Was Created By |
Item: Prof. Heather Goodall Item: Dr Jodi Frawley |
This Item | Has Provenance Information |
Item: Aboriginal and Torres Strait Islander Data Archive (ATSIDA) Item: State Library of New South Wales |
This Item | References The Subject |
Item: Freshwater Catfish Item: European Carp |
Item: "Talking Fish" Radio documentary, Hindsight, ABC RN |
References | This Item |
Position: 113 (91 views)