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remain and therefor' erefor the water table would remain lowered in the area . Citrus groves <br /> 15 <br /> that have been cleared would continue to experience a slow natural succession . <br /> ' Sparsely dispersed cabbage palms have been growing on the already cleared Surman <br /> tract. However, exotic plants such as Brazilian pepper and Australian pine have proven <br /> to be very invasive . If no action is taken , the plant communities would most likely <br /> ' contain large numbers of these exotic plants unless aggressive control was continued <br /> such as spraying and clearing . Citrus groves are of limited value to most wildlife , <br /> however, ground doves , marsh rabbits , cotton rats , rat snakes and hawks do utilize <br /> them . The benefits to wildlife and the ecosystem from restoring and enhancing natural <br /> communities , tidal wetlands and freshwater wetlands would not be realized . A potential <br /> economic gain to the community could be lost if no restoration occurred and public- use <br /> ' facilities were installed without habitat to support wildlife that could be viewed by <br /> visitors , and therefore no net gain to local tourism occurred based on Refuge visitation . <br /> 4 . 2 Alternative 2 : The Proposed Action . <br /> ' Restore native habitats by removing exotic plants , including citrus groves , and <br /> converting to maritime hammocks , palm hammocks , freshwater wetlands , and <br /> tidal wetlands . <br /> Under this alternative , citrus trees and exotic vegetation would be removed from the <br /> proposed 158-acre site located predominantly between Jungle Trail and the <br /> impoundments ( Figure 3 ) . Ditches would be reconfigured into freshwater lakes and <br /> freshwater ephemeral ponds by excavation . Some citrus grove ditches would be Tilled . <br /> The water table should be raised to a more historic , natural level with the aid of the level <br /> ' controls on the lakes and the filling of the ditches . The tidal marsh area would be <br /> restored by excavation . Native vegetation would be planted in each of the restored <br /> habitats : maritime hammock , palm hammock , freshwater wetlands , and tidal wetlands . <br /> The old field habitat would be selectively cleared as needed to keep it open and free of <br /> exotic plants ( Figure 6 ) . <br /> It would be impracticable to plant all vegetative species that ultimately occur in a natural <br /> plant community . However, by planting a variety of primary and secondary species , <br /> colonization by other plant members is facilitated by various means . One of these is by <br /> ' animals which inadvertently transport seed from other locations . These animals might <br /> not frequent a citrus grove , but would appear in a tract that had the cover of a maritime <br /> hammock community . Shade-tolerant species whose seed might be dispersed into a <br /> sunny citrus grove may not be able to grow, but in the shade of oak and palm overstory <br /> may be able to take root . Hence , restoration plantings would not only accelerate <br /> natural succession , but self-colonization of desirable plants would be facilitated as well . <br /> ' In stark contrast to citrus groves , natural habitats support a huge array of plant and <br /> animal species . Maritime hammocks are dominated by live oaks and cabbage palms , <br /> and include an understory with a diverse assemblage of tropical and temperate plants . <br /> Key wildlife species are Neotropical migratory birds , woodrats , eastern indigo snakes , <br />