A group of Bolinas residents is mounting a late-stage challenge to a petition to ban fishing at Duxbury Reef, proposing an education-based alternative as state regulators weigh whether to tighten protections along a stretch of coastline prized by tidepoolers and anglers. Save Duxbury Access presented its alternative petition to the California Fish and Game Commission last Wednesday. It is unclear how the commission will view the proposal, given that the current petition is part of…