Which ecosystem in Alabama has the greatest diversity?

Alabama's coastal plain ecosystems, particularly the longleaf pine savannas and wetlands, exhibit the greatest biodiversity. These areas host a rich variety of plant and animal species, including numerous endemic and rare species. Additionally, Alabama's extensive river systems and associated floodplains contribute to its overall ecological diversity. The combination of varied habitats supports a wide range of wildlife and plant communities, making it one of the most biodiverse states in the U.S.