Table 1

Seven islands: Isolation, habitat area, and endemism among their shore fish faunas

IslandIsolation, kmShallow habitat, km2*Shorefish fauna
NowRecent rangeEndemism, %Total no. species
Ascension1,3003924–3925.379
Clipperton95044–118.8102
Cocos4501414–1107.6224
Easter1,500§7240–7222.2126
Malpelo3501.21.2–173.2220
St. Helena1,3003736–11022.186
St. Paul9600.20.2–29.542
  • Data from refs. 713

  • * Habitat <50 m deep from hydrographic charts (areas include soft bottoms as well as reef); recent range is with sea levels to 100 m below present. 

  • Includes 13 species endemic to both islands. 

  • Includes two species endemic to both islands. 

  • § 1,500 km from Ducie Island to the west and 450 km to tiny Sala y Gomez to the east.