
The eastern reaches of Horn Island and the western tip of Petit Bois Island dominate this coastal survey within the Gulf Islands National Seashore. Separated by the Horn Island Pass Channel, these barrier islands represent a dynamic maritime landscape where the protected waters of the Mississippi Sound meet the open Gulf of Mexico. The map documents the intricate bathymetry of the seafloor, featuring depth curves and soundings that define the Pascagoula Channel.
9 named features on this map. Tap any name to fly to it.
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2 editions found
1921 · Grand Bay
USGS Topo · 1:62,500
1921 · Petit Bois Island
USGS Topo · 1:62,500
1941 · Horn Island
USGS Topo · 1:62,500
1942 · Petit Bois Island
USGS Topo · 1:62,500
1942 · Horn Island
USGS Topo · 1:62,500
1943 · Pascagoula
USGS Topo · 1:62,500
1943 · Grand Bay
USGS Topo · 1:62,500
1953 · Mobile
USGS Topo · 1:250,000
1955 · Pascagoula
USGS Topo · 1:62,500
1957 · Mobile
USGS Topo · 1:250,000