Table 3. Characterisation of the breeding bird community in particular sections in the pristine Kalahari woodland (A, a) and in woodland managed as a ranch (B, b). In both habitats the total length of the sections was 7.5 km.
Tabla 3. Caracterización de la comunidad de aves nidificantes en secciones concretas en la zona inalterada de la sabana arbolada del Kalahari (A, a) y en la zona gestionada como rancho (B, b). En ambos hábitats la longitud total de las secciones fue de 7,5 km.
|
Parameter |
Overall |
September |
|||
| A | a | B | b | ||
|
Number of species and pairs
|
Number of species |
85 |
49 |
44 |
18 |
|
Number of breeding pairs |
1189 |
299 |
200 |
43 |
|
|
Overall linear index of abundance (pairs/1 km) |
99.1 |
29.9 |
26.7 |
5.7 |
|
|
Dominance
|
Number of dominant species |
1 |
5 |
3 |
4 |
|
Cumulative dominance (%) |
10.9 |
45.8 |
25.5 |
55.8 |
|
|
Community dominance (DI) |
0.11 |
0.25 |
0.20 |
0.40 |
|
|
Indices
|
Shannon's diversity index (H') |
3.81 |
1.34 |
1.26 |
0.28 |
|
Simpson's diversity index (D) |
0.97 |
0.94 |
0.96 |
0.90 |
|
|
Pielou's evenness index (J') |
0.86 |
0.34 |
0.33 |
0.10 |
|