More than 8,200 sharks and rays reported dead during SA bloom; expert says mortality probably a record
Rare pygmy thornback skate and endangered coastal stingaree among species in the bloom's path; neither is federally listed as threatened
More than 8,200 sharks and rays were reported dead during an algal bloom off the South Australian coast, a toll one researcher says is probably the largest mass mortality of these animals ever recorded, with rare species possibly facing extinction.