Volunteers from the Friends of Bowker Creek Society say uncovering caddisfly larvae in the gravel beds of the stream show the water quality has improved to a level sufficient to sustain salmon and cutthroat trout.

More than 80 per cent of B.C.'s water basins are experiencing level 4 or 5 drought conditions, with salmon in many parts of the province struggling to make it to their spawning grounds.

Since the initial June to July heatwave shocked the Pacific Northwest, Heim says the Tsolum River Restoration Society has observed significantly fewer fish in the river, especially in its lower portions. Many of the remaining coho, which survived the heat wave, are suffering from diseases and fin rot as a result of heat stress.

Rehabilitation efforts have successfully brought spawning salmon back to urban streams in Metro Vancouver, highlighting the importance of conservation and community stewardship.

Efforts to restore urban waterways have led to spawning salmon returning to Metro Vancouver streams, highlighting the success of rehabilitation projects amidst industrial and residential areas.