Lake users asked to avoid weed infested areas of Lake Wanaka - Land Information NZ
Thursday, 17 December, 2020 - 14:56 Boaties, tourism operators and recreational users on Lake WÄnaka are being asked to be extra careful this summer to avoid damaging biodegradable matting installed to control lakeweed. Land Information New Zealand leads restoration operations on Otago’s lakes. As part of these operations, hessian matting has been laid at a number of sites in Lake WÄnaka to supress the spread of the highly invasive waterweed, lagarosiphon. Left uncontrolled lagarosiphon takes over lakes, creating dense forests of weed below the water’s surface. It can block bo...