All the stuff for you need for a wilderness canoe/river kayaking trip.
Rain gear and a jacket, long pants, long sleeve shirt, bug spray, head net something dry to where to bed, bug spray, clean cloths for the drive home(leave in van) lighters, tent, sleeping bag, extra dry socks, paddling gloves, “water tight bags” first aid kit, TP. flash light, pot and pan set, knife, fork, spoon, coffee cup, plate, bowl.
A canoe or kayak may come in handy and spare paddle, life jacket, helmet, rope.
Food
Cash/Credit card for expenses