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Table 1 Estimated nest density (per km2) in the forest-savannah mosaic, the dense forest and all nests combined

From: The relationship between the abundance of the Nigeria-Cameroon chimpanzee (Pan troglodytes ellioti) and its habitat: a conservation concern in Mbam-Djerem National Park, Cameroon

 

Number of Nestsa

ESW (SD)

Pa (SD)

Nest density

CV

Models

All data

249

12.95 (1.07)

0.51 (0.04)

80.75 (51.32–127.04)

23.06

Hazard-rate simple polynomial + 20 m truncation

Forest-savannah mosaic

130

14.62 (1.37)

0.58 (0.05)

77.20 (36.06–165.29)

38.69

Hazard-rate simple polynomial + 25 m truncation

Dense forest

119

10.46 (1.30)

0.52 (0.06)

84.80 (52.97–135.74)

23.80

Hazard-rate cosine + 20 m truncation

  1. ESW effective strip width (m), SD standard deviation; Pa probability of detection; CI 95% confidence interval, CV percentage coefficient of variation
  2. aSample size after truncation