*Haruka NAKANO^1,2, Keiichi UCHIDA³, María Belén ALFONSO^1,2, Suppakarn JANDANG^1,2, Nopphawit PHINCHAN¹, Hisayuki ARAKAWA³, Sukchai Arnupapboon⁴, Udomsak DARUMAS⁵, Suchana CHAVANICH^5,6, Voranop VIYAKARN^5,6, Atsuhiko ISOBE^1,2 (1.Center for Ocean Plastic Studies, Kyushu University, Thailand, 2.Research Institute for Applied Mechanics, Kyushu University, Japan, 3.Tokyo University of Marine Science and Technology, Japan, 4.Southeast Asian Fisheries Development Center (SEAFDEC), Thailand, 5.Department of Marine Science, Faculty of Science, Chulalongkorn University, 6.Aquatic Resources Research Institute, Chulalongkorn University)