Volunteer groups focused on saving sea turtles are facing a shutdown by the Florida Fish and Wildlife Commission. The groups have been doing nighttime vigils for more than a decade — on beaches where sea turtles have nested for thousands of years. Female loggerhead, green and leatherback turtles, which can weigh hundreds of pounds, come to shore to dig and deposit eggs. When they’re ready, hatchlings break out of their shell and should race toward the ocean, directed by the moonlight that attracts them. But brighter lights from beachfront businesses can attract them too and send them in...