sentences:  "Sea Gull" patrolled the waters of the 4th Naval District during her World War I service.Based at Essington, Pennsylvania, she cruised off the Essington Shipbuilding Company yard and its environs until the war's end.On 8 October 1917, a heavy storm swept across Delaware Bay, threatening to scatter the flotilla, of which "Sea Gull" was a part, on patrol duty there.