Research Scientist

Research interests

  • Ecological risk assessment methods for marine biodiversity
  • Ecosystem based fisheries management
  • Impacts of human disturbances on estuarine and marine ecosystems
  • Experimental marine ecology


Karen Astles is a Research Scientist in the Marine Ecosystems Unit of NSW DPI. She is a marine ecologist with 30 years experience working in temperate estuarine and marine systems.  She has also worked in freshwater fish ecology. Karen joined NSW DPI in 1994 (known then as NSW Fisheries). Karen has worked in university research and as an environmental consultant. Karen does research on ecological risk assessment of marine biodiversity, ecological resilience, impacts of fishing on marine ecosystems and assessing the vulnerability of estuarine habitats to the effects of climate change.


  • M.Sc. Experimental Marine Ecology – University of Sydney, 1991
  • B.Sc. – University of Sydney, 1984

Current projects

  • Review of ecological resilience and its practical application to research and management of temperate estuaries in NSW
  • Development of ecological risk assessment methods for the stock assessment of commercial and recreational fish species in NSW

Recent publications

Please refer to Karen Astles' ResearchGate page.

Contact details

Phone: (02) 4222 8344