Retrofitting fish ladders makes sense to me........crew needed, one man, one dip net.......cost....vehicle expense's......suggestion.....remove upriver native nets and have them line up at the ladders as well........wiers or hatchery ladders on tribs as well.........someone can figure out how many fish by looking at old counts of all parties involved.......would still allow same amount of sport fishing as normal.............so what are we waiting for.........and please MARK ALL THE HATCHERY FISH..............Nah it's to simple