i believe the fishing regs are no rainbows, 5 greyling only one over 14",3 reds and one king over 20'.do not take fish out of the water if your C/R.king fishing is below the confluence and you need a permit stamp . Alaska fish and game ,sports fishing, regs
interior / copper river drainage if you want to read them . i assume your going unguided,because of your questions? what made you pick that river/ branch . can you get down it it at low water?are there allot of trees blown down or beaver dams ? have you ever portaged a raft full of gear?