"Pla soi" is a Thai common name for small edible freshwater fish in the carp family (Cyprinidae), similar to minnow distributed in many genera such as Cirrhinus, Henicorhynchus, Labiobarbus, Lobocheilus, etc.

[4] When sediment made parts of the Bang Pakong river shallower, the coastal settlement of Sri Phalo experienced a decline in its importance and economy during the 1300s.

[5] Evidence of the prosperity of Bang Pla Soi that can still be seen is Wat Yai Intharam, an ancient Buddhist house of worship built since the late Ayutthaya period, with an ordination hall shaped like a junk's curve.

[3] During the King Rama III's reign in the early Rattanakosin period, many Chinese immigrated to settle in Bang Pla Soi, making this place more lively and important.

[6] Bang Pla Soi borders Ban Suan to the east and to the south, Bay of Bangkok (upper Gulf of Thailand) to the west and Makham Yong to the north.