Tridacna squamosa was reported from 64 countries/islands


Table 1: the species is currently present in 62 of them (endemic, native, introduced);
Table 2: possible in 0 of them (stray, questionable);
Table 3: absent from 2 of them (extirpated, not established, misidentification, error).
Table 4: all reports listed together.

Distribution: Indo-Pacific: from East Africa to the Red Sea, (but not the Persian Gulf) to as far east as Pitcairn Islands, north to southern Japan, and south to Queensland, Australia and New Caledonia. Introduced in Hawaii and Guam.
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Table 1: Present in 62 countries/islands (endemic, native, introduced)
Continent Country Occurrence Main Ref.
Oceania American Samoa ASM native 12255
Asia Andaman Is. ANI native 12255
Oceania Australia AUS native 348
Asia Brunei Darsm BRN native 117184
Asia Cambodia KHM native 117184
Africa Cargados Carajos CRG native 117184
Asia Chagos Is. CHG native 117184
Asia China CHN native 348
Asia Chinese Taipei TWN native 348
Asia Christmas I. CXR native 105915
Africa Comoros COM native 106691
Oceania Cook Is. COK native 87866
Africa Djibouti DJI native 117184
Africa Egypt EGY native 12255
Oceania Fiji FJI native 348
Oceania French Polynesia PYF native 87928
Oceania Guam GUM introduced 348
Oceania Hawaii HWI introduced 74657
Asia India IND native 12255
Asia Indonesia IDN native 75725
Asia Israel ISR native 117184
Asia Japan JPN native 348
Asia Jordan JOR native 106696
Africa Kenya KEN native 12255
Oceania Kiribati KIR native 348
Africa Madagascar MDG native 348
Asia Malaysia MYS native 348
Asia Maldives MDV native 12255
Oceania Marshall Is. MHL native 348
Africa Mauritius MUS native 12255
Africa Mayotte MYT native 117184
Oceania Micronesia FSM native 348
Africa Mozambique MOZ native 12255
Asia Myanmar MMR native 348
Oceania Nauru NRU native 348
Oceania New Caledonia NCL native 348
Oceania Niue NIU native 348
Oceania Palau PLW native 100789
Oceania Papua New Guinea PNG native 348
Asia Philippines PHL native 8295
Oceania Pitcairn PCN native 87866
Africa Reunion I. REU native 106695
Oceania Samoa WSM native 12255
Asia Saudi Arabia SAU native 12255
Africa Seychelles SYC native 12255
Asia Singapore SGP native 348
Oceania Solomon Is. SLB native 348
Africa Somalia SOM native 30573
Africa South Africa ZAF native 12255
Asia Sri Lanka LKA native 97558
Africa Sudan SDN native 106668
Africa Tanzania TZA native 106691
Asia Thailand THA native 348
Asia Timor-Leste TLS native 348
Oceania Tokelau TKL native 12255
Oceania Tonga TON native 348
Oceania Tuamotu Is. TUA native 87883
Oceania Tuvalu TUV native 348
Oceania Vanuatu VUT native 117184
Asia Viet Nam VNM native 348
Oceania Wallis Futuna WLF native 348
Asia Yemen YEM native 117184

Table 3: Absent from 2 country/island (extirpated, not established, misidentification, error)
Continent Country Occurrence Main Ref.
Asia Cocos Is. (Keel) CCK extirpated 117184
Oceania North Marianas MNP extirpated 117184

Table 4: Reported from 64 countries/islands.
Continent Country Occurrence Main Ref.
Oceania American Samoa ASM native 12255
Asia Andaman Is. ANI native 12255
Oceania Australia AUS native 348
Asia Brunei Darsm BRN native 117184
Asia Cambodia KHM native 117184
Africa Cargados Carajos CRG native 117184
Asia Chagos Is. CHG native 117184
Asia China CHN native 348
Asia Chinese Taipei TWN native 348
Asia Christmas I. CXR native 105915
Asia Cocos Is. (Keel) CCK extirpated 117184
Africa Comoros COM native 106691
Oceania Cook Is. COK native 87866
Africa Djibouti DJI native 117184
Africa Egypt EGY native 12255
Oceania Fiji FJI native 348
Oceania French Polynesia PYF native 87928
Oceania Guam GUM introduced 348
Oceania Hawaii HWI introduced 74657
Asia India IND native 12255
Asia Indonesia IDN native 75725
Asia Israel ISR native 117184
Asia Japan JPN native 348
Asia Jordan JOR native 106696
Africa Kenya KEN native 12255
Oceania Kiribati KIR native 348
Africa Madagascar MDG native 348
Asia Malaysia MYS native 348
Asia Maldives MDV native 12255
Oceania Marshall Is. MHL native 348
Africa Mauritius MUS native 12255
Africa Mayotte MYT native 117184
Oceania Micronesia FSM native 348
Africa Mozambique MOZ native 12255
Asia Myanmar MMR native 348
Oceania Nauru NRU native 348
Oceania New Caledonia NCL native 348
Oceania Niue NIU native 348
Oceania North Marianas MNP extirpated 117184
Oceania Palau PLW native 100789
Oceania Papua New Guinea PNG native 348
Asia Philippines PHL native 8295
Oceania Pitcairn PCN native 87866
Africa Reunion I. REU native 106695
Oceania Samoa WSM native 12255
Asia Saudi Arabia SAU native 12255
Africa Seychelles SYC native 12255
Asia Singapore SGP native 348
Oceania Solomon Is. SLB native 348
Africa Somalia SOM native 30573
Africa South Africa ZAF native 12255
Asia Sri Lanka LKA native 97558
Africa Sudan SDN native 106668
Africa Tanzania TZA native 106691
Asia Thailand THA native 348
Asia Timor-Leste TLS native 348
Oceania Tokelau TKL native 12255
Oceania Tonga TON native 348
Oceania Tuamotu Is. TUA native 87883
Oceania Tuvalu TUV native 348
Oceania Vanuatu VUT native 117184
Asia Viet Nam VNM native 348
Oceania Wallis Futuna WLF native 348
Asia Yemen YEM native 117184
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The map in this page was supported by BioFresh that has received funding from the
European Union's Seventh Programme for research, technological development and demonstration under grant agreement No 226874