Evidence found
9,755 coordinate-bearing animal records; 825 species facets.
IO is the stable ISO place code.
Which animals have been recorded in British Indian Ocean Territory? 9,755 occurrence records cover 825 species. The most-recorded are listed below, with what the record pattern says about each one. 206 is the most-recorded animal class; the leading species records include Common House Gecko, knob coral, Checkerboard wrasse.
9,755 coordinate-bearing animal records; 825 species facets.
IO is the stable ISO place code.
GBIF Animalia occurrence facets for this country, restricted to CC0 records.
Refreshed 2026-09-20. Inspect GBIF.
The listed species have reusable occurrence evidence in the stated source universe.
Rows are ordered by record count.
The list is not a census, abundance ranking, native-range claim or guarantee of current presence.
Missing or low counts can reflect uneven survey effort.
The most-recorded species in this dataset include Common House Gecko, knob coral, Checkerboard wrasse. Use the country list as evidence of recorded wildlife, then open a species to compare its records across other countries and months. It is not a complete habitat or population census.
| Animal | Group | Records | |
|---|---|---|---|
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Common House Gecko
Hemidactylus frenatus |
Squamata Gekkonidae |
100 |
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knob coral
Goniastrea stelligera |
Anthozoa Merulinidae |
91 |
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Checkerboard wrasse
Halichoeres hortulanus |
— Labridae |
87 |
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Threadfin Butterflyfish
Chaetodon auriga |
— Chaetodontidae |
79 |
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cauliflower coral
Pocillopora verrucosa |
Anthozoa Pocilloporidae |
78 |
| larger star coral
Favites flexuosa |
Anthozoa Merulinidae |
74 | |
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Brown Surgeonfish
Acanthurus nigrofuscus |
— Acanthuridae |
74 |
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Powderblue surgeonfish
Acanthurus leucosternon |
— Acanthuridae |
73 |
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Bluelined Snapper
Lutjanus kasmira |
— Lutjanidae |
68 |
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Blue-spotted Grouper
Cephalopholis argus |
— Serranidae |
67 |
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Regal angelfish
Pygoplites diacanthus |
— Pomacanthidae |
65 |
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Spotfin Squirrelfish
Neoniphon sammara |
— Holocentridae |
63 |
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Smooth cauliflower coral
Stylophora pistillata |
Anthozoa Pocilloporidae |
58 |
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knob coral
Dipsastraea pallida |
Anthozoa Merulinidae |
56 |
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Brush Coral
Acropora hyacinthus |
Anthozoa Acroporidae |
43 |
| Black sun coral
Tubastraea micranthus |
Anthozoa Dendrophylliidae |
42 | |
| Common Mushroom Coral
Fungia fungites |
Anthozoa Fungiidae |
39 | |
| Lichen coral
Porites lichen |
Anthozoa Poritidae |
39 | |
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Maypole Butterflyfish
Chaetodon meyeri |
— Chaetodontidae |
37 |
| Corrugated Coral
Pavona varians |
Anthozoa Agariciidae |
32 | |
| Honeycomb Coral
Gardineroseris planulata |
Anthozoa Agariciidae |
31 | |
| blue coral
Heliopora coerulea |
Anthozoa Helioporidae |
30 | |
| Ridge coral
Leptoseris mycetoseroides |
Anthozoa Agariciidae |
30 | |
| Antler Coral
Pocillopora grandis |
Anthozoa Pocilloporidae |
26 | |
| organ-pipe coral
Tubipora musica |
Anthozoa Tubiporidae |
26 | |
| Granulated mushroom coral
Pleuractis granulosa |
Anthozoa Fungiidae |
25 | |
| mushroom coral
Danafungia scruposa |
Anthozoa Fungiidae |
25 | |
| Oval Mushroom Coral
Lobactis scutaria |
Anthozoa Fungiidae |
25 | |
| Mound Coral
Porites lutea |
Anthozoa Poritidae |
24 | |
| Gnarly brain
Favites abdita |
Anthozoa Merulinidae |
23 | |
| larger star coral
Favites pentagona |
Anthozoa Merulinidae |
22 | |
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Variable agama
Calotes versicolor |
Squamata Agamidae |
22 |
| hump coral
Porites nigrescens |
Anthozoa Poritidae |
21 | |
| leaf coral
Pavona clavus |
Anthozoa Agariciidae |
21 | |
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Three-spot Dascyllus
Dascyllus trimaculatus |
— Pomacentridae |
21 |
| Montipora elschneri | Anthozoa Acroporidae |
21 | |
| intermediate valley coral
Oulophyllia crispa |
Anthozoa Merulinidae |
20 | |
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Forster's Hawkfish
Paracirrhites forsteri |
— Cirrhitidae |
19 |
| cauliflower coral
Pocillopora damicornis |
Anthozoa Pocilloporidae |
18 | |
| leaf coral
Pavona explanulata |
Anthozoa Agariciidae |
17 | |
| striate boomerang coral
Herpolitha limax |
Anthozoa Fungiidae |
17 | |
| Bluelined wrasse
Stethojulis albovittata |
— Labridae |
17 | |
| Bullethead Rockskipper
Blenniella periophthalmus |
— Blenniidae |
17 | |
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Striated surgeonfish
Ctenochaetus striatus |
— Acanthuridae |
16 |
| mushroom coral
Cycloseris costulata |
Anthozoa Fungiidae |
16 | |
| lesser star coral
Goniastrea pectinata |
Anthozoa Merulinidae |
15 | |
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Bird wrasse
Gomphosus varius |
— Labridae |
15 |
| Zigzag wrasse
Halichoeres scapularis |
— Labridae |
15 | |
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Whitecheek surgeonfish
Acanthurus nigricans |
— Acanthuridae |
15 |
| Goldbar wrasse
Thalassoma hebraicum |
— Labridae |
15 | |
| Catch Bowl Coral
Isopora palifera |
Anthozoa Acroporidae |
15 | |
| knob coral
Dipsastraea matthaii |
Anthozoa Merulinidae |
15 | |
| sinuous cup coral
Lobophyllia radians |
Anthozoa Lobophylliidae |
15 | |
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Yellowstripe Goatfish
Mulloidichthys flavolineatus |
— Mullidae |
14 |
| Fire Coral
Millepora platyphylla |
Hydrozoa Milleporidae |
14 | |
| Blotcheye Soldierfish
Myripristis murdjan |
— Holocentridae |
14 | |
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coconut crab
Birgus latro |
Malacostraca Coenobitidae |
14 |
| Hawaiian plate coral
Leptoseris hawaiiensis |
Anthozoa Agariciidae |
14 | |
| Elongate Mushroom Coral
Pleuractis paumotensis |
Anthozoa Fungiidae |
14 | |
| pore coral
Montipora tuberculosa |
Anthozoa Acroporidae |
13 |