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Acropora corals in Florida: status, trends, conservation, and prospects for recovery

August 29, 2003

Despite representing the northern extent of Acropora spp. in the Caribbean, most of the Florida reef line from Palm Beach through the Keys was built by these species. Climatic factors appear to have bee important agents of Acropora loss within historic (century) time frames. In the recent past (1980-present), available quantitative evidence suggests dramatic declines occurred in A. cervicornis first (late 70's to 84) with collapse of A. palmata occuring later (1981-86). However, recent monitoring studies (1996-2001) show continued decline of remnant populations of A. palmata. Current trends in A. cervicornis in the Florida Keys are hard to assess given its exceedingly low abundance, except in Broward County, FL where recently discovered A. cervicornis thickets are thriving. While the State of Florida recognizes A. palmata and A. cervicornis as endangered species (Deyrup and Franz 1994), this designation carries no management implications. The current management plan of the FKNMS provides many strategies for coral conservation, among them minimizing the threat of vessel groundings and anchor damage, and prohibitions on collection, touching, and damage from fishery and recreational users. Although Acropopra spp. are not explicitly given any special consideration, they are implicitly by Santuary management. Restoration approaches undertaken in the Florida Keys include rescue of fragments damaged by groudings and experimental work to culture broadcast-spawned larvae to re-seed natural substrates. Neither of these efforts have yet realized full success.

Publication Year 2003
Title Acropora corals in Florida: status, trends, conservation, and prospects for recovery
Authors Margaret W. Miller, Walt C. Jaap, Mark Chiappone, Bernardo Vargas-Angel, Brian Keller, Richard B. Aronson, Eugene A. Shinn
Publication Type Book
Publication Subtype Conference publication
Series Number NMFS-OPR-24
Index ID 70122899
Record Source USGS Publications Warehouse
USGS Organization Coastal and Marine Geology Program