Love it! Your (I believe) pumpkinseed sunfish is gorgeous
Do you know what that plant is 4th picture down from the top? I swear I've seen that growing along ditches, although it might be something different since you're way up in New Hampshire.
Nice, have you checked out the NANFA page and forums? They are all about keeping native tanks. Lots of helpful and smart people there from all around the country to give you pointers and tips on your little native fish.