Table 1. Surveillance statistics for Influenza A virus in Guangdong during 2014–2015.

City	Sampling time	Site	Common name	Scientific name	No. of sample	No. of positive	Positive rate (%)	Subtype (n)a
Guangzhou	08-9-2014	wetland	common moorhen	Gallinula chloropus	18	1	5.56	H5N6 (1)
			great white egret	Ardea alba	6	0	0
			little egret	Egretta garzetta	8	0	0
			night heron	Nycticorax nycticorax	8	0	0
			gray heron	Ardea cinerea	14	0	0
			cattle egret	Bubulcus ibis	10	0	0
			Chinese pond heron	Ardeola bacchus	11	0	0
			rose-ringed parrakeet	Psittacula krameri	13	0	0
		Subtotal			88	1	1.14
	16-9-2014	lake	night heron	Nycticorax nycticorax	18	0	0
			common kingfisher	Alcedo atthis	16	0	0
			white-cheeked starling	Spodiopsar cineraceus	24	3	12.5	H5N1 (3)
			sooty-headed bulbul	Pycnonotus aurigaster	4	0	0
			little egret	Egretta garzetta	35	0	0
			cormorant	Phalacrocorax carbo	3	0	0
			heuglin’s gull	Larus heuglini	8	0	0
			purple heron	Ardea purpurea	14	0	0
			gray heron	Ardea cinerea	20	0	0
		Subtotal			142	3	2.11
Zhuhai	2- 9-2014	wetland	common moorhen	Gallinula chloropus	20	0	0
			common gull	Larus canus	46	0	0
			little egret	Egretta garzetta	14	0	0
			night heron	Nycticorax nycticorax	28	0	0
			Chinese hwamei	Garrulax canorus	6	1	16.7	H5N1 (1)
			Eurasian Tree sparrow	Passer montanus	4	0	0
			white-breasted waterhen	Amaurornis phoenicurus	24	0	0
			vega gull	Larus vegae	36	0	0
		Subtotal			178	1	0.56
	20-2-2015	wetland	night heron	Nycticorax nycticorax	36	0	0
			common moorhen	Gallinula chloropus	120	0	0
			common gull	Larus canus	58	0	0
			Pallas's sandgrouse	Syrrhaptes paradoxus	42	1	2.38	H5N6 (1)
			purple heron	Ardea purpurea	42	0	0
			little egret	Egretta garzetta	36	0	0
			whooper swan	Cygnus cygnus	6	0	0
			daurian redstart	Phoenicurus auroreus	4	0	0
			plain prinia	Prinia inornata	12	0	0
			dusky warbler	Phylloscopus fuscatus	11	0	0
			Japanese white-eye	Zosterops japonicus	4	0	0
			green-winged teal	Anas crecca	8	0	0
			spot-billed duck	Anas poecilorhyncha	12	2	16.67	H6N6 (2)
			common kingfisher	Alcedo atthis	14	0	0
		Subtotal			405	3	0.74
Shanwei	02-8-2014	wetland	rose-ringed parrakeet	Psittacula krameri	10	0	0
			night heron	Nycticorax nycticorax	20	0	0
			oriental magpie-robin	Copsychus saularis	14	1	7.14	H5N6 (1)
			common moorhen	Gallinula chloropus	12	0	0
			great white egret	Ardea alba	6	0	0
			little egret	Egretta garzetta	8	0	0
			purple heron	Ardeapurpurea	9	0	0
			gray heron	Ardeacinerea	5	0	0
		Subtotal			84	1	1.19
	25-12-2014	lake	common moorhen	Gallinula chloropus	14	0	0
			spotted dove	Streptopeliachinensis	18	0	0
			night heron	Nycticorax nycticorax	20	0	0
			purple heron	Ardea purpurea	8	0	0
			great white egret	Ardea alba	13	0	0
			swan goose	Anser cygnoides	31	2	6.45	H5N1 (2)
			daurian redstart	Phoenicurus auroreus	4	0	0
			dusky warbler	Phylloscopus fuscatus	12	0	0
			grebe	Podicipediformes	6	0	0
			black-throated stone-chat	Saxicola torquata	4	0	0
			spot-billed duck	Anas poecilorhyncha	22	0	0
			turtle dove	Streptopelia orientalis	43	0	0
		Subtotal			195	2	1.03
		Total			1092	11	1.01

Note: ^a“n” represents the number of positive samples.