AlaskaHunter
Well-known member

I liked this 37-minute youtube video: Alaska Hunt Planning: Identifying River Characteristics
Outline:
1:00 Conditions Unfavorable to Floating
2:20 Evaluating Whitewater on Imagery
7:00 Color Infrared Photos
12:44 Evaluating Shallow Water Potential
15:45 Reading a River on Imagery
19:20 Measuring Channel Width for Oar Span
23:00 Reading Braided Rivers
26:30 Downed trees: Sweepers, Strainers, Log Jams
31:00 Water Turbidity
32:30 Glacial Rivers and 3 Potential Problems
34:00 Aufeis
35:35 Portaging
36:00 Conclusion