
Why does breaching a single earthen levee along a Central Valley river reconnect juvenile salmon to floodplain rice fields where they grow up to five times faster than fish stuck in the main channel?
Winter-flooded rice fields on California's Yolo Bypass produce 53 to 150 times more zooplankton than the leveed Sacramento River, and juvenile Chinook salmon released into them grow two to five times faster than fry stuck in the main channel — the finding now driving a program to release two million hatchery fry a year onto working farmland.















