Pass a Loutre and the surrounding marshlands of the Mississippi River Delta are defined by a complex network of shifting channels and sediment deposits where the river meets the Gulf of Mexico. This coastal landscape is a dynamic environment of bays and bayous, including Tommy Dantz Bayou, Willies Bayou, and Pilot Bayou, which serve as critical conduits for water and sediment. The presence of features like North Mud Lumps and Thomasin Lumps highlights the unique geological processes of the birdfoot delta, where subsurface pressure forces up sedimentary mounds near the river mouths.
23 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.
1893 · East Delta
USGS Topo · 1:62,500
1935 · Garden Island Pass
USGS Topo · 1:31,680
1935 · South Pass
USGS Topo · 1:31,680
1947 · Garden Island Pass
USGS Topo · 1:31,680
1947 · Pass A Loutre West
USGS Topo · 1:31,680
1947 · Main Pass
USGS Topo · 1:31,680
1947 · Pass A Loutre East
USGS Topo · 1:31,680
1953 · Breton Island
USGS Topo · 1:62,500
1954 · Pass A Loutre East
USGS Topo · 1:31,680
1954 · Pass A Loutre West
USGS Topo · 1:31,680