CHAPTER IV: WILDLIFE HABITATS FOR MISSISSIPPI’S SGCN,
THREATS AND CONSERVATION ACTIONS^22012.9.a. Small streams. (see 12.2a for definition).
12.9.b. Small blackwater streams. These streams are small, usually low gradient sluggish
streams with dark, tannin-stained water. Although the waters are darkly stained, they are
relatively clear.
12.9.c. Medium streams. (see 12.2b for definition).
12.9.d. Medium blackwater streams. These streams are similar in size to the other medium
streams but they have dark, tannin-stained waters.
12.9.e. Large streams. (see 12.3c for definition).SPECIES OF GREATEST CONSERVATION NEED ASSOCIATED WITH
LOWER COASTAL PLAIN, PEARL DRAINAGE
GROUP SCIENTIFIC NAME COMMON NAME TIER
Amphibians Pseudotriton montanus Mud Salamander 2
Birds Elanoides forficatus Swallow-Tailed Kite 2
Migrant Songbirds
Crustaceans Procambarus bivittatus Ribbon Crayfish 2
Procambarus penni Pearl Blackwater Crayfish 2
Fish Notropis chalybaeus Ironcolor Shiner 1
Percina lenticula Freckled Darter 1
Alosa alabamae Alabama Shad 1
Crystallaria asprella Crystal Darter 1
Noturus munitus Frecklebelly Madtom 1
Morone saxatilis Striped Bass 2
Pteronotropis welaka Bluenose Shiner 2
Moxostoma carinatum River Redhorse 2
Cycleptus meridionalis Southeastern Blue Sucker 2
Ichthyomyzon castaneus Chestnut Lamprey 2
Fundulus dispar Northern Starhead Topminnow 2
Heterandria formosa Least Killfish 3
Ictiobus niger Black Buffalo 3
Atractosteus spatula Alligator Gar 3
Polyodon spathula Paddlefish 3
Mussels Elliptio arca Alabama Spike 1
Elliptio arctata Delicate Spike 1
Ligumia recta Black Sandshell 1
Obovaria jacksoniana Southern Hickorynut 1
Obovaria unicolor Alabama Hickorynut 1
Anodontoides radiatus Rayed Creekshell 2
Arcidens confragosus Rock Pocketbook 2
Pleurobema beadleianum Mississippi Pigtoe 2
Lasmigona complanata complanata White Heelsplitter 3