Probably not exactly what you're looking for but I've got one of these: https://www.alpackaraft.com/products/mule
It packs up to about the size of a roll of paper towels and fits in a backpack just fine. It's not the easiest to fish from but I've done it on multiple occasions with success.
I'm kind of a rock hound myself and I've got lots of petrified wood, agates and others that I've collected and spread around my home. Just trying to confuse future archeologists when they dig up my place. There's a guy named Nick Zentner (Nick on the Rocks youtube) that is a geologist from CWU...
I have to chime in on this one, I love small streams! Luckily I've go one near-ish that I spend quite a bit of time on. It's a mission to explore further each year than I've ever been and I'm really starting to get myself out into some wilderness now. This is now being accomplished with the...
For free, I have 2 Pineneedle travel rod cases (pvc with fabric outer). They are 54" and are meant for 2 piece rods. I live in Yakima and you'll have to pick these up. Let me know who wants them!