A popular tourist destination and major shipping port, Galveston attracts millions of visitors each year. Yet of those who come to drink by the beach, few stray from the boulevards to Fish Village, the neighborhood home to individuals who for generations have powered the island. Carly Castillo has only ever known Fish Village. Her grandmother claims that they descend from the Karankawas, an extinct indigenous Texan tribe, thereby tethering them to...