What is "mer rouge"

Population (2000): 721
Housing Units (2000): 293
Land area (2000): 1.249970 sq. miles (3.237408 sq. km)
Water area (2000): 0.008162 sq. miles (0.021140 sq. km)
Total area (2000): 1.258132 sq. miles (3.258548 sq. km)
FIPS code: 49905
Located within: Louisiana (LA), FIPS 22
Location: 32.775661 N, 91.793951 W
ZIP Codes (1990): 71261
Note: some ZIP codes may be omitted esp. for suburbs.
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