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www.riverwatcher.is
Riverwatcher 101
Different counting methods available
Proven technology
Developed to minimize disturbance
Camera system Riverwatcher
www.riverwatcher.is
Twenty year anniversary
The first Riverwatcher was installed in 1992
First international installation in 1994
More than 300 worldwide...
Chinook salmon migrating
Biggest of the year?
L/H = 4,5 113 cm och 14,4 kgL/H = 5,0 125 cm och 19,5 kgL/H = 5,5 138 cm och 26,3 kg
The infrared scanner turns on a digital camera that takes pictures/videos of each fish
Important for identification of speciesAutomatic link to other dataAdjustable lightingCan be used with a solar cell
Camera Riverwatcher
Pictures are linked with other data
Lighting options include infra- red lighting
Camera Riverwatcher
•The camera system is also used for detecting otters and to follow their movements in the tributaries of the river Dee in Scotland