1. Department of Fisheries and Wildlife; Michigan State University; 480 Wilson Road; East Lansing; MI; 48824; U.S.A.
2. Department of Fisheries and Wildlife & School of Criminal Justice; Michigan State University; 480 Wilson Road; East Lansing; MI; 48824; U.S.A.
3. South African Shark Conservancy; Old Harbour Museum; Hermanus; Western Cape; 7200; South Africa
4. School of Biological Sciences; Flinders University; Sturt Road; Adelaide; SA; 5042; Australia