ecological characterization atlas of coastal alabama - Data Center

Point ( Biloxi quadrangle), dunes that had been 4 .5 to 6 m (15 to 20 ft) NGVD
were eroded to 1 .5 m (5 ft) NGVD .
On Dauphin Island (Biloxi quadrangle) in Mobile County, the south side of
the island, fronting the gulf, has a broad, well-developed beach and sand
dunes that rise to 12 m (40 ft) NGVD .
The atl as maps del i neate where dunes of any descri ption are found wi thi n
the study area . In order to map the exact location of those few truly active
dunes, a new large-scale mapping exercise would have to be undertaken .
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