Mortality and Pathology Associated with Highly Pathogenic Avian Influenza H5N1 Outbreaks in Commercial Poultry Production Systems in Nigeria

Table 1

Commercial poultry losses in HPAI infection in Nigerian states and region.

	Zone	State	Flock size	Number of the dead	Chicken type
	Northeast	Adamawa	55	36	Cockerel
		Bauchi	28731	4637	Layer, pullet, broiler
		Bornu	800	207	Layer, pullet, cockerel
	Regional subtotal		29586	4880
	Northwest	Jigawa	13786	3000	Layer
		Kaduna	87435	51333	Layer, pullet, broiler, cockerel
		Kano	234998	7930	Layer, cockerel
		Katsina	95605	6778	Layer
		Sokoto	6562	700	Layer
	Regional subtotal		438386	69741
	North central	Abuja	236	165	Layer, broiler
		Plateau	24210	4712	Layer, pullet, broiler, chick
		Nasarawa	58	56	Broiler, cockerel, mixed
		Kwara	6685	1485	Layer
	Regional subtotal		31189	6418
	Southwest	Lagos	291780	21632	Layer, pullet, broiler
		Ogun	138536	642	Layer, cockerel
		Oyo	15004	4604	Layer, broiler, cockerel
	Regional subtotal		445320	26878
	South-south	Rivers	1200	200	Layer
		Edo	6500	5109	Layer, pullet, broiler
	Regional subtotal		7700	5309
	Southeast	Anambra	13352	1653	Layer
		Enugu	50	50	Broiler
	Regional subtotal		13402	1703
	National total		965583	114929