Salmon expected to begin arriving soon at Fraser River landslide: DFO
Tuesday, May 26, 2020, 23:00 (GMT + 9)
VANCOUVER — Parts of a pneumatic fish pump dubbed the "salmon cannon" have arrived at the site of a massive landslide along British Columbia's Fraser River, where Fisheries and Oceans Canada expects some salmon to begin arriving soon.
Six 160-metre tubes of different sizes are being suspended along the canyon wall above the river, said Gwil Roberts, director of the department's landslide response team.
A fish ladder that's nearly complete would attract salmon, guiding them into a holding pond before they enter the fish pump and tube system that will take them up river from the slide, said Roberts.
The pump system is leased from a Seattle-based company and includes a scanner that measures the size of the salmon in order to send them into the appropriate tube.
Roberts said the largest tube is about 25 centimetres in diameter and the system is more gentle ... FULL STORY