marine ecoregions
   (Biogeographic realm) Central Indo-Pacific
     (Biogeographic province) Tropical Southwestern Pacific
       146 (Marine ecoregion) Tonga Islands
       147 (Marine ecoregion) Fiji Islands
       148 (Marine ecoregion) Vanuatu
       149 (Marine ecoregion) New Caledonia
       150 (Marine ecoregion) Coral Sea