Isles Dernieres and the complex tidal landscape of coastal Louisiana are documented here as they appeared in 2024. This maritime environment in southern Terrebonne Parish is characterized by shifting barrier islands and intricate waterways, including the California Canal and Trinity Bayou. The map illustrates the fragile boundary between internal waters like Trinity Bay and the open Gulf of Mexico, providing a modern benchmark for the region's topography. Notable navigation points such as Old Camp Pass and Wine Island Pass delineate the breaks in the coastal barrier, while inland features like Bodwin Point and Pass la Poule mark the transition into the marshy expanses of Terrebonne Bay. This survey captures the current state of a landscape defined by water movement and coastal change.
15 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1935 · Cocodrie
USGS Topo · 1:31,680
1945 · Cocodrie
USGS Topo · 1:31,680
1945 · Lake La Graisse
USGS Topo · 1:31,680
1945 · New Orleans
USGS Topo · 1:250,000
1946 · Lake La Graisse
USGS Topo · 1:31,680
1949 · Dog Lake
USGS Topo · 1:31,680
1950 · Derniere
USGS Topo · 1:31,680
1953 · Central Isles Dernieres
USGS Topo · 1:24,000
1953 · Dog Lake
USGS Topo · 1:24,000
1953 · Eastern Isles Dernieres
USGS Topo · 1:24,000