No PCBs and only trace amounts of organochlorine insecticides were detected in the sediment samples...
Potentially toxic concentrations of synthetic pyrethroids associated with low density residential land use
Supplementary Material
Stephen Marshall*, David Sharley, Katherine Jeppe, Simon Sharp, Gavin Rose, Vincent Pettigrove
https://www.frontiersin.org/articles/10.3389/fenvs.2016.00075/full
Blackburn Lake, Blackburn
Sediment
Feb/April 2015: DEET 10.4ug/kg
also see: https://pursuit.unimelb.edu.au/articles/the-common-insecticide-poisoning-our-rivers-and-wetlands
Potentially toxic concentrations of synthetic pyrethroids associated with low density residential land use
Supplementary Material
Stephen Marshall*, David Sharley, Katherine Jeppe, Simon Sharp, Gavin Rose, Vincent Pettigrove
https://www.frontiersin.org/articles/10.3389/fenvs.2016.00075/full
Blackburn Lake, Blackburn
Sediment
Feb/April 2015: DEET 10.4ug/kg
also see: https://pursuit.unimelb.edu.au/articles/the-common-insecticide-poisoning-our-rivers-and-wetlands