Darby and Chip Johnson are fourth and third-generation Point Reyes residents. Her great-grandfather emigrated from Yugoslavia and was among the first commercial fishermen on Tomales Bay; his grandfather came from Washington State and started Johnson Oyster Company in Drakes Estero. Darby and Chip grew up in the same Inverness community their ancestors helped establish—attending the same schools, fishing the same waters, running free on the same sprawling ranchland and rugged coastline.
Head cheerleader and football…