- "Where Nature -- and crime -- run wild, every turn can deliver a fatal blow!"
- — Tagline, from the front cover
River Rats is the 122nd book in the The Hardy Boys Casefiles series.
The Hardys have come to Montana to enjoy the challenges of the Big Bison River. Owen runs a river rafting outfit, and Frank and Joe are eager to test their skills. But their first day out on the fierce white waters turns into a life-and-death struggle when Owen falls victim to a sniper's bullet!
Finding out who tried to kill Owen won't be easy. Especially wince Joe can't take his eyes off Owen's beautiful daughter. But a wake-up call in the form of a firebomb brings him back to his senses... and back into battle. It's a war over the environment, and the Hardys are sitting on a powder keg that's ready to explode at any moment!