Known from Laguna de Bay north shore, Lapulapu River in Palawan, Casatagan River and Subic Bay in Zambales Province, Mindoro, Comon River in Bohol, Karig Malan River in Culion, Tarogin River in Mindoro Oriental, Amilao River in Iloilo, Tabios River in Bataan (Ref. 84480), Dumaguete (Ref. 419), Pampanga (Gumay River), gravelly brooks north of Manila Bay, Tagmatay brook, near Cagayan, Misamis (Ref. 439, 280), Taal Lake (Ref. 80679, 13446) and Lake Naujan (Ref. 13446). Recorded from Lake Bourbon (probably Lake Bombon or Lake Taal, Batangas Province (Ref. 13446). Vaimosa sapanga: Type locality, Sapanga creek, Angat, Bulacan (Ref. 84480). Also Ref. 7050.