Just north of San Francisco, Bodega Bay cuts a crescent moon shoreline into the California coast. Toward the end of summer in 2014, the water temperature of the bay skyrocketed. In one of the most intense marine heatwaves on record, warm water persisted for nearly seven months. Now researchers say that the marine heatwaves that roasted Northern California’s coastline for two years also moved a record amount of marine life north. And these marine animal relocations forecast what California’s