Celebrating Gulf Coast’s maritime heritage during National Seafood Month at the Annual National Shrimp Festival. Orange Beach, Ala. – (OBA) – October marks National Seafood Month, a time to celebrate the vital role seafood plays in the culture, economy, and culinary traditions of the Northern Gulf Coast. From Orange Beach to Gulf Shores, and across the coastal areas of Alabama, seafood is more than just a meal-it’s a way of life.