Rotary Screw Trap fishing - April 27th, 2022 | Our trap is fishing on the Pollett River! Water temperature was 7.4°C this morning, so we may see smolts soon 🐟. | By
![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
![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
![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)