Invasion

Invasion Description

1st Record: New Orleans area, Lake Ponchartrain Causeway, south end/Lake Ponchartrain (1971, Poirrier and Mulino 1977)

Geographic Extent

New Orleans area, Lake Ponchartrain Causeway, south end/Lake Ponchartrain (1971, Poirrier and Mulino 1977); Madisonville/LA/Tchefuncte River (1974, Poirrier and Mulino 1977); Point aux herbes/LA/Lake Ponchartrain (1975, Poirrier and Mulino 1977); St. John, St. Tammany, Tangipahoa, Livingston Parishes/LA/Lake Ponchartrain, Lake Borgne, and surrounding brackish waters (1972, Everitt 1975)