Table 1: Current and optimal number of rangers and their ideal patrolling range.

Protected areas

Size of PAs

Current rangers number

Optimal number of rangers

Current coverage ranger/km2

Ideal coverage ranger/km2

Awash NP

598

37

120

16.16

5.0

Simien Mountain NP

412

80

120

5.15

3.4

Alatish NP

2666

34

250

78.41

10.7

Bale Mountains NP

2150

88

240

24.43

9.0

Abijata Shalla Lakes NP

887

63

178

14.08

5.0

Omo NP

4575

70

410

65.36

11.2

Nech Sar NP

514

53

105

9.70

4.9

Alledighe NP

1099

34

71

32.32

15.5

Gambela NP

4372

34

392

128.59

11.2

Geraile NP

3558

22

435

161.73

8.2

Kafeta Shiraro NP

2176

81

195

26.86

11.2

Senkelle Sanctuary

54

44

70

1.23

0.8

Babille Sanctuary

6882

76

459

90.55

15.0

Total

29943

716

3045

654.57

111.1