Videos of side-by-side off-road vehicles intentionally plunging into the Big Hole River surfaced in late September. Accompanying soundtracks blared the din of revving engines, spinning tires and rowdy cheers.
Reactions to the videos steered toward outrage.
On Wednesday, Montana Fish, Wildlife & Parks announced four drivers involved in the cold-water plunges — barreling across an area favored for spawning by brown trout — had been cited for operating a vehicle off of authorized routes…