Special Alert
Starry Stonewort in Stoney Lake

Starry Stonewort is an extremely aggressive, fastspreading
macro alga. It has been spreading throughout the
Trent-Severn Waterway for several years and is now in Ston(e)y
Lake. From a few small patches identified in the summer of
2017 it is now in areas of Gilchrist Bay, The Lost Channel and
the Big Duck Pond (see attachments bellow)

Starry Stonewort Fact Sheet (pdf – 3MB)
Starry Stonewort Alert – Fall 2019 (pdf – 2MB)