Bayou Portage
Bay in Terrebonne County, Louisiana · on the USGS Lake Tambour quadrangle
29.30780, -90.62029
Maps that show Bayou Portage
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Lake Tambour, LA
Detailed map of terrain, trails and roads
USGS topo, 2024
Dulac, LA
Old map for history, not navigation
USGS historical 15-minute topo (1894)
Dulac, LA
Old map for history, not navigation
USGS historical 15-minute topo (1941)
Dulac, LA
Old map for history, not navigation
USGS historical 15-minute topo (1944)
Dulac, LA
Old map for history, not navigation
USGS historical 15-minute topo (1964)
U.S. Fish and Wildlife Service Alligator Snapping Turtle Range (2024)
Fish & Wildlife Service Refuge Maps
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-22 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-07 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-21 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).