Capt. Boonyarit Chaisuwan is the Director of the Underwater Archaeology Division, Royal Thai Fine Arts Department. A graduate in archaeology from Silpakorn University, Bangkok, he first worked as a curator at the History and Military Museum, Thailand Ministry of Defense, before being transferred to the FAD (Ministry of Culture) as an archaeologist in Suphan Buri, Ayutthaya and Phuket provinces.
Since its launch in 1974, the division has found 46 sites in the Andaman Sea and the Gulf of Thailand. In addition to Koh Khram in Chon Buri and Koh Kluay in Ranong, wreck sites in Krabi and Samut Sakhon, as well as the Chao Phraya River in Ayutthaya were also located and identified.
Currently the head of the Mueang Sing Historical Park in Kanchanaburi province, he has co-authored with Rarai Naiyawat "Thung Tuk: A Settlement Linking Together the Maritime Silk Route" (Trio Creation, 2009).