More than 40 species of birds nest in 24,356 acre marshland on East Bay, about 18 miles southeast. Managed primarily for wintering and migrating waterfowl, the threatened American alligator is also found. Bird checklist has 253 species listed--extra large number because birds flying north across Gulf of Mexico eager for first resting place on land. Refuge activities include wildlife observation, birding, photography, waterfowl hunting, fishing, and crabbing. Overnight camping limited, both in duration and location. Anahuac Wildlife Headquarters also supervises McFaddin and Texas Point National Wildlife Refuges east along coast.