1991 – Records of Fish Kills in Inland Waters of NSW and Qld in Relation to Cotton Pesticides.  Endosulfan used primarily on cotton crops and detected in Gravelly Creek.

1991: Endosulfan detected in Gravelly Creek (NSW)

1991 – Records of Fish Kills in Inland Waters of NSW and Qld in Relation to Cotton Pesticides.  Endosulfan used primarily on cotton crops and detected in Gravelly Creek.