Start one of these to document your favorite fishing holes. Reflect on your greatest catch, smallest trophy, what bait works best, what to bring, write down local regulations. Study fish behaviour and keep detailed notes on each species, how they hunt, what prey they eat, where they can be found.
Sketch your flies and instruct how to tie them. Photograph, or video the tying process, detail what color works best for what species, what lake, what season. Keep a running record of what lures work for what fish, the appropriate size, the type of bait that works for your presentation, etc