![DVIDS - Images - Corps operates screw traps [Image 1 of 3]](https://d1ldvf68ux039x.cloudfront.net/thumbs/photos/2106/6697886/2000w_q95.jpg "DVIDS - Images - Corps operates screw traps [Image 1 of 3]")
DVIDS - Images - Corps operates screw traps [Image 1 of 3]
COLUMBIA ENERGY FINISHES WORK ON COWLITZ ROTARY SCREW TRAP — Columbia Energy and Environmental Services
Rotary Screw Traps and Inclined Plane Screen Traps
Lower American River - RST Monitoring
Smolt Trapping Underway on River Frome - Game and Wildlife Conservation Trust
What biologists learn as the screw trap turns and captures fish | Idaho Fish and Game
Capilano Smolt Catch and Release | It's the 13th and the most successful year to date for Metro Vancouver's Capilano Watershed Trap and Truck Program. See how smolts are captured in the...
Rotary Screw Trap
Rotary Screw Traps - FISHBIO | Fisheries Consultants
Rotary screw trap | FWS.gov
A day at a rotary screw trap | Idaho Fish and Game
Emigration stations - FISHBIO | Fisheries Consultants
Salmon smolt counting - Game and Wildlife Conservation Trust
Rotary Screw Trap Device Used Trap Stock Footage Video (100% Royalty-free) 4184816 | Shutterstock
Rotary Screw Traps - FISHBIO | Fisheries Consultants
What biologists learn as the screw trap turns and captures fish | Idaho Fish and Game
Rotary Screw Trap for Outmigrant Fishes Stock Photo by ©jpldesigns 28132129
Some assembly required - FISHBIO | Fisheries Consultants
A CATALOG OF ROTARY SCREW TRAPS THAT HAVE BEEN OPERATED IN THE CENTRAL VALLEY OF CALIFORNIA SINCE 1992
Rotary screw trap located on Johnson Creek used for capturing migrating... | Download Scientific Diagram
Schematic of the rotary-screw trap and resistance board weir hybrid... | Download Scientific Diagram
A CATALOG OF ROTARY SCREW TRAPS THAT HAVE BEEN OPERATED IN THE CENTRAL VALLEY OF CALIFORNIA SINCE 1992
