In the ninth episode of the series, “How to Read Water,” from Jensen Fly Fishing, Dave explains how you should break down stretches of water that don’t immediately show good trout lies.

https://www.orvis.com/fly-fishing
https://news.orvis.com/fly-fishing
http://flyfishalberta.com/jensenflyfishing/

Also look at:
http://flyfishing-blog.com/flyfishing-blog.com/2020/07/13/orvis-how-to-read-water-08-how-to-fish-eddies/
http://flyfishing-blog.com/flyfishing-blog.com/2020/07/11/orvis-guide-to-fly-fishing-fly-fishing-for-great-lakes-steelhead/
http://flyfishing-blog.com/flyfishing-blog.com/2020/07/05/orvis-how-to-read-water-07-how-to-fish-tailouts/