Elephant Database
African Elephant Specialist Group

Dung Count (Line Transects) Stratum/Block

Cameroon
Phenotype: Forest (based on geographical location)
Data contributed by reuben@refleqt.co.za, last updated 24/02/2016
Report restricted by data provider
2615 km²
Wetseason
Recorded at stratum level
Show aggregates

Campo Ma'an National Park

Internal name:
Stratum/block area (km²): 2615
Population estimate: 309
Variance:
Standard error:
Value of t used to calculate 95% confidence interval:
Degrees of freedom:
95% confidence interval: 115.5
95% lower confidence limit:
95% upper confidence limit:
Check if no estimate of precision available: false
Asymmetric lower confidence interval: 215
Asymmetric upper confidence interval: 446
Number of transects covered: 156
Total length of transects covered (in km): 205.4
Effective strip width:
Number of observations (encounters): 222
How were distances to observations estimated?: Using instruments
Number of elephants seen:
Number of dungpile on which the decay estimate is based: 0
Was dung decay rate measured on site, and if so, how?: Retrospectively
Dung decay estimate used (days): 105.7
Site where decay rate was measured: Campo Ma'an 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): 17.45
Site where the defecation rate was measured: Lobeke NP eastern Cameroon
Defecation rate - bibliographical reference: Ekobo 1995
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: 218
Variance:
Standard error:
Value of t:
Degrees of freedom:
95% Confidence interval:
95% lower confidence limit: 153.96
95% upper confidence limit: 309.51
Asymmetric upper confidence interval:
Asymmetric lower confidence interval:
Check if no estimate of precision available: false
Dung encounter rate: 1.081
IUCNSpecies Survival Commission

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