From 1870 to 1988, California stocked mountain lakes with trout for anglers; the fish helped push yellow-legged frogs from 92% of their historic Sierra Nevada range
For more than a century, California’s high mountain lakes were stocked with trout to make remote wilderness more attractive to anglers. Between 1870 and 1988, fish were carried or flown into lakes and streams that had historically been fishless, creating new opportunities for recreation but also changing the balance of life in the Sierra Nevada….
