Electronic Supplementary Material

Table 1: Status of Aipysurus laevis and Emydocephalus annulatus on 90 reefs in the Pompey and Swain reefs complexes, southern Great Barrier Reef surveyed between 1967 and 2002, including current and prior zoning status.
Key: Present - present all surveys. Absent - absent all surveys. Changed - present some surveys but not others. # surveys- number of surveys per reef. Current Zoning - as per the GBRMPA 2003 Zoning Plan. Prior Zoning- as per Zoning Plans implemented between 1975 and 2003
Reef name / Reef id / Survey years / # surveys / Aipysurus laevis / Emydocephalus annulatus / Current Zoning / Prior Zoning
20352 / 1985/6 / 1 / absent / absent / Open / Open
21072 / 1985/6 / 1 / absent / absent / Open / Open
Lou's Reef / 21143 / 1976 / 1 / absent / absent / Open / Open
Riptide Cay / 21172 / 1984/5 / 1 / absent / absent / No-take / No-take
21294 / 1985/6 / 1 / absent / absent / No-take / Open
21296 / 1985/6 / 1 / absent / absent / No-take / Open
Little Baron Reef / 21467 / 1994 / 1 / absent / absent / Open / Open
Turrum Cay / 21486 / 1989 / 1 / absent / absent / Open / Open
Bacchi Cay / 21495 / 1982, 1984/5, 1985/6, 2001 / 4 / absent / absent / No-take / No-take
Thomas Cay / 21497 / 1984/5, 2001 / 2 / absent / absent / No-take / No-take
21500 / 1984/5, 2001 / 2 / absent / absent / Open / No-take
21507 / 1984/5, 1988 / 2 / absent / absent / No-take / No-take
21509 / 1984/5, 1988 / 2 / absent / absent / No-take / No-take
Frigate Cay / 21511 / 1984/5, 1985/6, 1986, 1987, 1993, 1994, 2001 / 7 / absent / absent / No-take / No-take
Detour Reef / 21514 / 1984/5, 2001 / 2 / absent / absent / No-take / No-take
Price Cay / 21518 / 1984/5, 1985/6, 2001 / 3 / absent / absent / No-take / No-take
Turtle Reef / 21519 / 1984/5, 1985/6, 2001 / 3 / absent / absent / No-take / No-take
Gannet Cay / 21556 / 1967, 1975, 1976, 1977, 1984/5, 1985/6, 1994, 2002 / 8 / absent / absent / No-take / Open
21566 / 1985/6 / 1 / absent / absent / Open / Open
21585 / 1985/6 / 1 / absent / absent / No-take / Open
22084 / 1984/5 / 1 / absent / absent / No-take / Open
22095 / 1991 / 1 / absent / absent / Open / Open
Chinaman Reef / 22102 / 2002 / 1 / absent / absent / Open / Open
22103 / 1985/6 / 1 / absent / absent / Open / Open
Rubble Reef / 22106 / 1984/5 / 1 / absent / absent / Open / Open
22112 / 1985/6 / 1 / absent / absent / Open / Open
Taiwan Reef / 22124 / 1975, 1984/5 / 2 / absent / absent / Open / Open
Gator Reef / 22130 / 1984/5 / 1 / absent / absent / Open / Open
Sunray Reef / 22131 / 1984/5 / 1 / absent / absent / Open / Open
Sweetlip Reef / 22140 / 1972, 1984/5, 1985/6, 2001 / 4 / absent / absent / Open / Open
Hixson Cay / 22145 / 1971, 1984/5, 1986, 1994, 2001 / 5 / absent / absent / No-take / Open
Howard Patch / 22148 / 1984/5, 1985/6 / 2 / absent / absent / No-take / Open
21139 / 2001b / 1 / absent / absent / No-take / Open
21280 / 1985/6 / 1 / absent / absent / No-take / No-take
21557 / 1984/5 / 1 / absent / absent / No-take / Open
East Cay / 21305 / 2002 / 1 / absent / present / Open / Open
Barron Reef / 21529 / 2002 / 1 / absent / present / No-take / No-take
Turner Cay / 21562 / 2002 / 1 / absent / present / Open / Open
21435 / 1985/6, 2001 / 2 / changed / absent / No-take / No-take
21449 / 1984/5, 2001 / 2 / changed / absent / No-take / Open
21466 / 1984/5, 1985/6, 2001 / 3 / changed / absent / Open / Open
21478 / 1984/5, 2001 / 2 / changed / absent / Open / Open
Recreation Reef / 21501 / 1974, 1976, 1984/5, 1985/6, 2001 / 5 / changed / absent / No-take / No-take
Isobel Reef / 21505 / 1984/5, 2001 / 2 / changed / absent / Open / No-take
21551 / 1984/5, 2001, 2002 / 3 / changed / absent / No-take / No-take
Obstruction Reef / 21552 / 1984/5, 1991 / 2 / changed / absent / No-take / Open
Sanctuary Reef / 22109 / 1972, 1984, 1984/5, 1985/6 / 4 / changed / absent / Open / Open
Hook Reef / 22116 / 1975, 1984/5 / 2 / changed / absent / Open / Open
Junior Reef / 22122 / 1977, 1984/5, 2001 / 3 / changed / absent / Open / Open
Horseshoe Reef / 22104 / 1976, 1977,1984/5, 1985/6, 1987, 2002 / 6 / changed / absent / Open / Open
Emperor Reef / 21538 / 1984/5, 1985/6 / 2 / changed / changed / Open / Open
Snake Reef / 22088 / 1984/5, 2001, 2002 / 3 / changed / changed / Open / Open
20394 / 1985/6 / 1 / present / absent / Open / Open
21115 / 1985/6 / 1 / present / absent / Open / Open
21183 / 1984/5 / 1 / present / absent / Open / Open
21186 / 1984/5, 1985/6, 2001 / 3 / present / absent / Open / Open
Distant Cay / 21206 / 1989 / 1 / present / absent / No-take / No-take
Zodiac Cay / 21214 / 1975, 1984/5 / 2 / present / absent / Open / Open
Laver Cay / 21235 / 1976 / 1 / present / absent / Open / Open
Mystery Reef / 21258 / 1976, 1977, 1979, 1983, 1984, 1984/5, 1985/6, 1986, 1987, 1991, 2001 / 11 / present / absent / Open / Open
DJ Reef / 21441 / 1984/5, 2001 / 2 / present / absent / Open / Open
21465 / 1985/6 / 1 / present / absent / Open / Open
21468 / 1984/5 / 1 / present / absent / Open / Open
21481 / 1984/5 / 1 / present / absent / Open / Open
21482 / 1984/5 / 1 / present / absent / Open / Open
21494 / 1984/5 / 1 / present / absent / Open / Open
Pike Reef / 21549 / 1984/5 / 1 / present / absent / Open / Open
21553 / 1984/5 / 1 / present / absent / Open / Open
Central Reef / 21577 / 1984/5 / 1 / present / absent / Open / Open
Surmise Reef / 22085 / 1984/5 / 1 / present / absent / Open / Open
Herald No 1 / 22094 / 1984/5 / 1 / present / absent / Open / Open
21109 / 2001 / 1 / present / absent / Open / Open
21133 / 2001b / 1 / present / absent / No-take / No-take
Sausage Reef / 21189 / 1982, 1984/5 / 2 / present / changed / Open / Open
Reef name / Reef id / Survey years / # surveys / Aipysurus laevis / Emydocephalus annulatus / Current Zoning / Prior Zoning
Blue Hole / 21230 / 1984/5, 1985/6 / 2 / present / changed / No-take / No-take
Surprise Reef / 21554 / 1967, 1977, 1981, 1983, 1984/5, 1993 / 6 / present / changed / Open / Open
21132 / 1985/6, 2001b / 2 / present / changed / No-take / No-take
20353 / 1985/6 / 1 / present / present / No-take / Open
20396 / 1985/6 / 1 / present / present / No-take / Open
21104 / 2001 / 1 / present / present / Open / Open
21176 / 1984/5 / 1 / present / present / Open / Open
21178 / 1984/5 / 1 / present / present / Open / Open
21182 / 1984/5 / 1 / present / present / Open / Open
21184 / 1984/5 / 1 / present / present / Open / Open
21200 / 1985/6 / 1 / present / present / No-take / No-take
21236 / 1989 / 1 / present / present / No-take / Open
Centenary Reef / 21241 / 1984/5, 1985/6 / 2 / present / present / Open / Open
21124 / 2001b / 1 / present / present / Open / Open
21130 / 2001b / 1 / present / present / No-take / No-take
21131 / 1985/6, 2001b / 2 / present / present / No-take / No-take