Stream Type F1

F1 Description:

1. Riffle/pool sequences in an entrenched Meandering channel on low slope relief
2. High width/depth ratio
3. Very stable if bedrock controlled channel

• Entrenchment: Well entrenched < 1.4
• Water Surface Slope/Gradient: < 2%
• Dominant Substrate Particle Size: Predominantly bedrock
• Width/Depth Ratio: > 12
• Sinuosity: > 1.4

Image courtesy of Rosgen