In the Beaufort Seak, 8 km (5 mi) NE of the Jones Islands.
Named for the U.S. Geological Survey research vessel Loon, which was used in scientific studies of the shoal.
Cat Shoals, Loon Shoal, Stamukhi Shoal,
Bays:Capes:Islands:Bertoncini Island, Bodfish Island, Cottle Island, Long Island,
Mountains:Rivers: