Place a tarp loosely over the meat pole to keep rain off the meat bags.
Check the meat daily.
Each day, move the loose pieces of meat in the “hamburger” bag around to keep the meat cool and dry.
A river float hunt presents challenges in keeping the meat dry and cool when it is stacked inside the raft. Be sure to remove the meat from the raft every night before you camp, and hang it where it can stay cool.