Elephant Database
African Elephant Specialist Group

Dung Count (Line Transects) Stratum/Block

Cameroon
Phenotype: Forest (based on genetic evidence gathered on-site)
Data contributed by reuben@refleqt.co.za, last updated 21/10/2022
Report restricted by data provider
19821 km²
Both wet and dry seasons
Recorded at stratum level
Show aggregates
198
UFA 10-015
1308km²

UFA 10-027 & 10-028

Internal name:
Stratum/block area (km²): 1210
Population estimate: 82
Variance:
Standard error:
Value of t used to calculate 95% confidence interval:
Degrees of freedom:
95% confidence interval: 48.0
95% lower confidence limit: 47
95% upper confidence limit: 143
Check if no estimate of precision available: false
Asymmetric lower confidence interval: 47
Asymmetric upper confidence interval: 143
Number of transects covered: 35
Total length of transects covered (in km): 69.41
Effective strip width:
Number of observations (encounters): 42
How were distances to observations estimated?: Using instruments
Number of elephants seen:
Number of dungpile on which the decay estimate is based: 186
Was dung decay rate measured on site, and if so, how?: Retrospectively
Dung decay estimate used (days): 96.1
Site where decay rate was measured: Lobéké National Park
Date (year) in which decay rate was measured: 2014
Dung decay rate - bibliographical reference: Nzooh et al. 2015
Variance:
Standard error:
Value of t:
Degrees of freedom:
95% Confidence interval:
95% lower confidence limit:
95% upper confidence limit:
Check if no estimate of precision available: false
Was defecation rate measured on-site?: false
Estimate of defecation rate used (days): 18.07
Site where the defecation rate was measured:
Defecation rate - bibliographical reference:
Variance:
Standard error:
Value of t:
Degrees of freedom:
95% Confidence interval:
95% lower confidence limit:
95% upper confidence limit:
Check if no estimate of precision available: false
Estimate of dung density: 118
Variance:
Standard error:
Value of t:
Degrees of freedom:
95% Confidence interval:
95% lower confidence limit: 69.18
95% upper confidence limit: 201.45
Asymmetric upper confidence interval:
Asymmetric lower confidence interval:
Check if no estimate of precision available: false
Dung encounter rate: 0.605
IUCNSpecies Survival Commission

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