Table 1

		Concentrations (µg/g)
	LIVER	GILLS	STOMACH	FLESH
o, p'-DDE	2.73^a ± 0.34	1.74^b ± 0.14	1.01^c ± 0 .12	0.65^d ± 0.04
p,p’-DDD	3.12^a ± 0.06	2.04^b ± 0.02	1.93^c ± 0.11	1.22^d ± 0.01
o,p’-DDD	1.65^a ± 0.03	1.43^b ± 0.11	0.76^a ± 0.04	0.55^d ± 0.01
p,p’-DDT	0.98^a ± 0.12	0.67^a ± 0.05	0.53^c ± 0.03	0.33^d ± 0.01
Alpha BHC	4.21^a ± 0.23	2.65^b ± 0.11	1.85^c ± 0.06	1.23^a ± 0.25
Gamma BHC	4.67^a ± 0.22	3.57^b ± 0.17	2.74^c ± 0.06	1.98^d ± 0.13
Metoxichlor	0.65^a ± 0.05	0.34^b ± 0.01	0.28^c ± 0.02	0.23^d ± 0.01
Lindane	2.85^a ± 0.15	1.83^b ± 0.05	1.42^c ± 0.12	0.86^d ± 0.03
Endosulfan	5.64^a ± 0.22	3.21^b ± 0.31	2.94^c ± 0.15	1.75^d ± 0.11
Aldrin	1.23^a ± 0.04	0.87^b ± 0.07	0.54^c ± 0.08	0.22^d ± 0.01
Dieldrin	4.65^a ± 0.45	4.11^a ± 0.26	3.86^c ± 0.24	2.88^d ± 0.15

Within rows mean and standard deviation with difference letters are statistically significant, P<0.0.

Table 1: Mean Concentrations of Some Organochlorine Pesticide Residues in different organs of Tilapia zilli from Alau Dam.