Hattie's Cove, which serves as Pukaswa National Park's primary canoe launch, has been closed for recreational use since August 11, after a blue-green algae bloom was reported to park staff. But paddles, canoes and life jackets will likely be prominent sights at the cove in the final weekend of August if no more blooms are reported. 

For Pukaswa National Park, the presence of a blue-green algae bloom represents the first such sighting at the park since its founding in 1978, according to park mana…