Items of Interest:

L.D.W.F. Fishing Closure Declared in an Area South of Port Sulphur in Plaquemines Parish (May 5, 2009)
Louisiana Department of Wildlife and Fisheries.
The Louisiana Department of Wildlife and Fisheries has closed commercial and recreational fishing effective May 5, 2009 in an area south of Port Sulphur in Plaquemines Parish following the discovery of tilapia in public waterways in the vicinity.  Tilapia, fish native to Africa, are exotic species capable of displacing native fish and are currently prohibited from being possessed in Louisiana except under extremely restrictive permits issued to tilapia producers.

State Specific Threats:

Nonindigenous Aquatic Species List - Louisiana or Display NAS by Taxonomic Group (select State)
DOI. USGS. Southeast Ecological Science Center.
Includes fact sheets, maps and collection information.

State Noxious Weed List - Louisiana
USDA. NRCS. National Plant Data Center. PLANTS Database.
Designated legally noxious plants.

Status of Invasive Plants - Louisiana / Details by State and Details by County
University of Georgia. Center for Invasive Species and Ecosystem Health. Early Detection & Distribution Mapping System.

Pest Tracker - Louisiana
USDA. APHIS. Cooperative Agricultural Pest Survey. National Agricultural Pest Information System.

Forest Threat Summary Viewer - Louisiana
USDA. FS. Eastern Forest Environmental Threat Assessment Center.
See what threats (invasive plants, insects and diseases) are in my state.

States Restricting Firewood Movement and/or Advocating Leaving Firewood at Home: Who is Affected?
Don't Move Firewood.