Native to:
Aldabra,
Andaman Is.,
Bangladesh,
Bismarck Archipelago,
Borneo,
Cape Provinces,
China Southeast,
Christmas I.,
Cocos (Keeling) Is.,
Comoros,
Djibouti,
Egypt,
Eritrea,
Gulf States,
Hainan,
India,
Iran,
Jawa,
Kenya,
KwaZulu-Natal,
Lesser Sunda Is.,
Madagascar,
Malaya,
Maluku,
Mozambique,
Mozambique Channel I,
Myanmar,
Nansei-shoto,
New Caledonia,
New Guinea,
New South Wales,
New Zealand North,
Nicobar Is.,
Norfolk Is.,
Northern Territory,
Oman,
Pakistan,
Philippines,
Queensland,
Saudi Arabia,
Seychelles,
Sinai,
Socotra,
Solomon Is.,
Somalia,
South Australia,
Sri Lanka,
Sudan,
Sulawesi,
Sumatera,
Taiwan,
Tanzania,
Thailand,
Vanuatu,
Victoria,
Vietnam,
Western Australia,
Yemen
Introduced into:
California