We all know what a pirate is. We’ve seen swashbuckling movies, watched Peter Pan, read Treasure Island, and perhaps ventured on the Pirates of the Caribbean ride at Disneyland. Pirates are the water-borne baddies who steal boats, rob folks, hide their loot, skulk, drink, and party with abandon in their island hideouts. If this defines pirates, the Salish Sea is no stranger to the genre. The water border with Canada made it ripe for opium smuggle…