![Sacramento River Juvenile Anadromous Fish Monitoring Project at Red Bluff. Closeup view of one of the rotary screw traps at the base of the Red Bluff Diversion Dam on the Sacramento River Sacramento River Juvenile Anadromous Fish Monitoring Project at Red Bluff. Closeup view of one of the rotary screw traps at the base of the Red Bluff Diversion Dam on the Sacramento River](https://c8.alamy.com/comp/MACKH8/sacramento-river-juvenile-anadromous-fish-monitoring-project-at-red-bluff-closeup-view-of-one-of-the-rotary-screw-traps-at-the-base-of-the-red-bluff-diversion-dam-on-the-sacramento-river-MACKH8.jpg)
Sacramento River Juvenile Anadromous Fish Monitoring Project at Red Bluff. Closeup view of one of the rotary screw traps at the base of the Red Bluff Diversion Dam on the Sacramento River
![Side-view schematic of a rotary-screw trap with the modifications in... | Download Scientific Diagram Side-view schematic of a rotary-screw trap with the modifications in... | Download Scientific Diagram](https://www.researchgate.net/publication/233243292/figure/fig4/AS:400475758317570@1472492269218/Side-view-schematic-of-a-rotary-screw-trap-with-the-modifications-in-the-new-trap-design.png)
Side-view schematic of a rotary-screw trap with the modifications in... | Download Scientific Diagram
![COLUMBIA ENERGY FINISHES WORK ON COWLITZ ROTARY SCREW TRAP — Columbia Energy and Environmental Services COLUMBIA ENERGY FINISHES WORK ON COWLITZ ROTARY SCREW TRAP — Columbia Energy and Environmental Services](https://images.squarespace-cdn.com/content/v1/55a3c6f0e4b072e2b12a699d/1436812464523-NBO9IJNXDPNIF8AGL3ER/image-asset.jpeg)
COLUMBIA ENERGY FINISHES WORK ON COWLITZ ROTARY SCREW TRAP — Columbia Energy and Environmental Services
Rotary screw trap located on Johnson Creek used for capturing migrating... | Download Scientific Diagram
![Rotary Screw Trap used Non Destructively for Research in Cedar Creek in Woodland Washington Stock Photo - Alamy Rotary Screw Trap used Non Destructively for Research in Cedar Creek in Woodland Washington Stock Photo - Alamy](https://c8.alamy.com/comp/DAHE0A/rotary-screw-trap-used-non-destructively-for-research-in-cedar-creek-DAHE0A.jpg)
Rotary Screw Trap used Non Destructively for Research in Cedar Creek in Woodland Washington Stock Photo - Alamy
![Schematic of the rotary-screw trap and resistance board weir hybrid... | Download Scientific Diagram Schematic of the rotary-screw trap and resistance board weir hybrid... | Download Scientific Diagram](https://www.researchgate.net/publication/233243292/figure/fig2/AS:400475754123272@1472492268797/Schematic-of-the-rotary-screw-trap-and-resistance-board-weir-hybrid-trap.png)
Schematic of the rotary-screw trap and resistance board weir hybrid... | Download Scientific Diagram
![Sacramento River Juvenile Anadromous Fish Monitoring Project at Red Bluff. An overhead view of a rotary screw trap on the Sacramento River at the base of the Red Bluff Diversion Dam Stock Sacramento River Juvenile Anadromous Fish Monitoring Project at Red Bluff. An overhead view of a rotary screw trap on the Sacramento River at the base of the Red Bluff Diversion Dam Stock](https://c8.alamy.com/comp/MACKH6/sacramento-river-juvenile-anadromous-fish-monitoring-project-at-red-bluff-an-overhead-view-of-a-rotary-screw-trap-on-the-sacramento-river-at-the-base-of-the-red-bluff-diversion-dam-MACKH6.jpg)