7 News Seaweed smothers Sydney beaches after days of rough surf 8 months ago The News Room Rough seas off Sydney have smothered the city’s beaches with seaweed. Scientists say it’s helping to prop up the shoreline while tides replenish the sand. #seaweed #beach #ocean #sydney #science Post navigation Previous Thieving Tasmanian devils caught stealing dog toysNext William Defoor arrested over attack on JD Vance's home in Cincinnati, Ohio