Table 7.

Vector surveys in migrant settlements: 2018–2019

Province	No. of districts	No. of sub-districts	No. of village	2018			2019
				Mosquito Species (number collected)	Total No. of mosquitoes collected	Mosquitoes Microfilaria Positive	Mosquito Species (number collected)	Total No. of mosquitoes collected	Mosquitoes Microfilaria Positive
Tak	1	1	1				Cx. quinquefasciatus (271), Cx. gelidus (1), Cx. vishnuis (1), Ma. uniformis (5), Aedes aegypti (1), Ar. subalbatus (17)	296	0
Samut Prakan	NA			Culex gelidus (30), Cx. quinquefasciatus (103), Cx. vishnuai (2), Ma. aunalifera (79), Mansonia uniformis (15), Ma. bonnea (5), An. barbumbrosus (4), An. umbrosus (3)	241	0	Culex spp. (36)	36	0
Chonburi	NA			Annulata barbirostris (2), Armigeres spp. (3), Cx. quinquefasciatus (86), Cx. fuscocephala (1), Cx. bitaeniorhychus (92), Cx. Gelidus (7), Ma. uniformis (14), Ma. aunulifera (2)	207	0	Culex spp.	33	0
Ranong	1	1	1	Cx. quinquefasciatus (350), Cx. selidus (4), Cx. sitiens (170), Ae. aegypti (17), Ae. albopictus (6)	547	0	Cx. quinquefastus (10), Cx. gelidus (6), Cx. sitiens (82), Ae. aegyti (6), Ae. albopictus (13), Ar. subalbatus (132)	249	0
Surat Thani	2	2	3	Ma. uniformis (8), Ma. indiana (13), Ae. albopictus (1), Cx. quinquefasciatus (2), Culex spp. (31), Ar. subalbatus (12)	67	0	Cx. quinquefasciatus (24), Cx. vishui (140), Cx. whitei (100), Ma. uniformis (11), Ar. subalbatus (8)	283	0
Chiang Mai	1	1	1				Cx. quinquefasciatus (160), Ar. subalbatus (46), Cx. pseudovishnui (30), Ma. indiana (16), Ma. uniformis (14), Ae. aegypti (2)	268	0
Phuket	2	2	2				Culex spp.(5), Ae. albopictus (8), Culex spp.(3), Ae. albopictus (2), Ae. aegypti (5)	23	0
Chumphon	1	1	1				Cx. quinquefasciatus (129), Cx. sitien (16), Ae. aegypti (9), An. epiroticus (4)	158	0

2020–22 No vector survey were done in migrant settlements due to COVID-19 lockdowns

NA: not applicable