1. Department of Marine Sciences University of South Alabama 307 N. University Blvd, Mobile AL 36608 U.S.A.
2. Dauphin Island Sea Lab 101 Bienville Blvd., Dauphin Island AL 36528 U.S.A.
3. National Marine Fisheries Service Southeast Fisheries Science Center, Panama City Laboratory 3500 Delwood Beach Road, Panama City FL 32408 U.S.A.