A black substance being discharged into the Trent Water Estuary via a stormwater outlet, often discolouring the entrance to the river mouth, was non-toxic and no cause for alarm, according to TasWater officials.

TasNetworks is hoping for fine weather next Monday to allow a helicopter to conduct urgent repair work on a system damaged by vandals earlier this month.

After just two years in the sport, Springfield’s Cam Auton has just been selected in a Tasmanian team to contest the National Rowing Championships in Penrith, NSW.