Skip to main content

Table 1 Genetic diversity indices (values are given as mean ± SE) of Nile tilapia (Oreochromis niloticus) populations in Ethiopia

From: Genetic diversity of Nile tilapia (Oreochromis niloticus) populations in Ethiopia: insights from nuclear DNA microsatellites and implications for conservation

Drainage Population code N Na Ne Np I Ho He uHe F %dHWE %NA %poly
Blue Nile TA 15.19 3.78 ± 0.38 1.97 ± 0.25 1.11 ± 0.34 0.67 ± 0.09 0.23 ± 0.05 0.32 ± 0.04 0.33 ± 0.05 0.47 ± 0.07 64.86 56.76 97.3
FI 12.87 2.23 ± 0.23 1.71 ± 0.15 0.00 ± 0.00 0.49 ± 0.08 0.31 ± 0.06 0.29 ± 0.05 0.30 ± 0.05 − 0.04 ± 0.06 10.81 10.81 56.76
Omo-Turkana GG 29.03 3.49 ± 0.32 2.10 ± 0.16 0.51 ± 0.17 0.75 ± 0.08 0.35 ± 0.04 0.42 ± 0.04 0.42 ± 0.04 0.15 ± 0.05 24.32 21.62 94.59
TU 34.35 10.57 ± 1.05 4.77 ± 0.61 6.05 ± 0.82 1.56 ± 0.13 0.58 ± 0.04 0.64 ± 0.04 0.65 ± 0.04 0.08 ± 0.03 27.03 13.51 100
SMER AB 19.7 5.08 ± 0.60 2.87 ± 0.38 0.76 ± 0.15 0.98 ± 0.12 0.48 ± 0.05 0.47 ± 0.05 0.48 ± 0.05 − 0.02 ± 0.03 10.81 5.41 91.89
CH 20.97 4.51 ± 0.54 2.60 ± 0.33 0.51 ± 0.13 0.90 ± 0.11 0.38 ± 0.05 0.44 ± 0.05 0.45 ± 0.05 0.12 ± 0.05 24.32 18.92 83.78
CMER HW 14.87 2.76 ± 0.31 1.78 ± 0.16 0.16 ± 0.06 0.54 ± 0.09 0.31 ± 0.05 0.30 ± 0.05 0.31 ± 0.05 − 0.01 ± 0.06 13.51 10.81 70.27
LA 9.84 2.51 ± 0.29 1.75 ± 0.16 0.05 ± 0.04 0.53 ± 0.08 0.32 ± 0.06 0.30 ± 0.05 0.31 ± 0.05 − 0.06 ± 0.07 18.92 8.11 70.27
ZI 35.35 4.32 ± 0.50 2.04 ± 0.27 0.81 ± 0.17 0.67 ± 0.10 0.36 ± 0.05 0.34 ± 0.05 0.34 ± 0.05 − 0.03 ± 0.04 21.62 2.70 89.19
NMER KO 24.19 2.30 ± 0.22 1.65 ± 0.12 0.03 ± 0.3 0.49 ± 0.08 0.31 ± 0.05 0.28 ± 0.04 0.29 ± 0.05 − 0.07 ± 0.04 10.81 2.70 62.16
MT 9.95 2.38 ± 0.27 1.86 ± 0.19 0.00 ± 0.00 0.54 ± 0.09 0.34 ± 0.06 0.31 ± 0.05 0.33 ± 0.05 − 0.08 ± 0.06 5.41 5.41 64.86
YA 8.6 2.32 ± 0.28 1.68 ± 0.19 0.11 ± 0.05 0.46 ± 0.09 0.30 ± 0.06 0.26 ± 0.04 0.27 ± 0.05 − 0.12 ± 0.07 8.11 8.11 62.16
KA 9.92 3.68 ± 0.37 2.20 ± 0.26 0.16 ± 0.07 0.80 ± 0.09 0.34 ± 0.06 0.41 ± 0.04 0.43 ± 0.04 0.36 ± 0.08 75.68 45.95 97.3
Endorheic crater lakes HR 33.35 2.24 ± 0.25 1.69 ± 0.13 0.00 ± 0.00 0.491 ± 0.08 0.29 ± 0.05 0.29 ± 0.05 0.30 ± 0.05 0.03 ± 0.06 16.22 10.81 64.86
HS 30.97 2.95 ± 0.23 1.59 ± 0.13 0.14 ± 0.06 0.48 ± 0.08 0.28 ± 0.05 0.26 ± 0.04 0.26 ± 0.04 − 0.07 ± 0.05 18.92 5.41 81.08
HQ 23.24 1.62 ± 0.15 1.32 ± 0.09 0.00 ± 0.00 0.26 ± 0.06 0.19 ± 0.05 0.16 ± 0.04 0.17 ± 0.04 − 0.15 ± 0.06 5.41 0.00 40.54
  1. Average number of individuals per locus (N), average number of alleles per locus (Na), number of effective alleles (Ne), average number of private alleles (Np), Shannon’s information index (I), observed heterozygosity (Ho), expected heterozygosity (gene diversity) (He), unbiased heterozygosity (uHe), inbreeding coefficient (F), percentage of loci deviating from HWE (%dHWE), percentage of loci shown a proportion of null alleles above 0.1 (%NA),percentage of polymorphic loci (%poly). Abbreviation of population code is given in Table 3