Want to pick a fight? Consult our guide to the nation's top river-advocacy groups.
This Washington, D.C.–based organization ranks America's ten most endangered rivers every year. BEST FOR: Educating yourself; people who don't like swimming near diapers
SAVE OUR WILD SALMON
A small, Portland, Oregon–based group, SOS leads the fight for the removal of four dams on the Lower Snake River blamed for the collapse of the Columbia's salmon run. BEST FOR: Monkey-wrenchers; spey-rod owners
Waterkeeper, which has nearly 200 affiliates on six continents, specializes in busting polluters. BEST FOR: Kennedys; Gulf Coast oystermen
This North Carolina–based group advocates for paddlers' interests and coordinates nationwide river cleanups. BEST FOR: Toyota Tacoma drivers
TU originated in Michigan 50 years ago and now has 400 chapters. The current focus is on restoring native fish—Atlantic salmon, westslope cutthroat, golden trout—to native habitats. BEST FOR: Tobacco chewers