Haematological Response of African Catfish (Clarias gariepinus Burchell 1822) Fingerlings Exposed to Different Concentrations of Tobacco (Nicotiana tobaccum) Leaf Dust

Table 2

Mean values (±SE) of blood parameters of C. gariepinus exposed to tobacco leaf dust concentrations for 120 hours.

Treatments (mg L^−1)	Haematological parameters
	PCV (%)	RBC (mm^3)	WBC (mm^3)	HB (g dL^−1)	Total protein (mg dL^−1)	Albumin (mg dL^−1)
0	18.00±1.22	1.71±0.26	4.08±0.00	7.03±2.64	6.14±0.13	3.48±0.22
1.25	16.00±1.01	1.67±0.65	5.84±0.10	5.12±0.32	5.91±0.19	3.01±1.13
1.5	10.8±0.66	1.33±1.05	6.14±0.12	4.23±1.01	4.44±0.23	2.74±0.13
1.75	10.1±0.86	1.30±0.22	6.20±0.14	3.30±0.42	3.84±0.21	2.39±2.34
2	8.12±1.38	1.22±0.54	6.25±0.88	1.34±0.41	3.24±0.21	2.11±1.23
2.25	8.01±1.83	1.21±1.04	6.28±0.84	0.82±0.13	2.24±0.18	1.89±1.26

PCV: packed red cell volume; RBC: red blood cell; WBC: white blood cell; HB: haemoglobin.