Tshering Penjor died at Moore River north of Perth on Tuesday. Tshering Penjor died at Moore River north of Perth on Tuesday. WATCH THE VIDEO ABOVE: Tshering Penjor revealed as Moore River drowning victim. Camera Icon Tshering Penjor died at Moore River north of Perth on Tuesday. Six years ago, in 2019, a seven-year-old girl drowned in Moore River after going missing during a day trip with her family.