Nautical charts. Intracoastal Waterway. Intracoastal Waterway: Little Egg Harbor to Longport, N. J., topography by Coast and Geodetic Survey in 1935-36, hydrography by Coast and Geodetic Survey in 1935-36, supplemented by surveys in dredged channels by U. S. Engineers to 1939, and New Jersey Board of Commerce and Navigation to 1939; chart 826. Scale 1: 40,000.