https://github.com/davepinch/pinchy.cc/blob/master/content/topics/politics/united-states-v-trump/docket/3/para/14.md
In the spring of 1792, Joseph Whidbey, master of HMS Discovery and Captain Vancouver’s chief navigator proved that it was not really a small bay as charted by the Spaniards (hence the name “Deception”), but a deep and turbulent channel that connects the Strait of Juan de Fuca with the Saratoga Passage, which separates the mainland from what they believed was a peninsula (actually Fidalgo Island and Whidbey Island).