If you have several extra large persons in your group which will exceed this average, you should make your operator aware. A forty pound max baggage limit per person should be more than efficient for a weeks worth of remote travel. Those who pack most efficiently, still fall well light of this limit. Today's modern materials make bearing the elements a pleasure. Polar Fleece, Gore Tex and other light weight materials which breath, wick moisture, and allow you to layer according to temperature, should be utilized.
Most lodges have laundry facilities.
Floaters and campers should make use of sunny afternoons and the water around them to rinse and dry clothing. Fishermen will be spending most of their time in waders and dressed to fish. A couple comfortable changes of outer garments will be sufficient for around the lodge or camp at night. Excessive baggage intended for continued travel can be left in Anchorage for your return from the bush. Pack in medium sized soft sided luggage or duffel type bags for easy packing, access and transport.