Equatorial Guinea

Phenotype: Forest (based on geographical location)

Data contributed by julian.blanc@gmail.com, last updated 18/11/2013

2011

No strata

Rio Muni

Internal name:

Stratum/block area (km²): 24635

Population estimate: 884

Variance:

Standard error:

Value of t used to calculate 95% confidence interval:

Degrees of freedom:

95% confidence interval: 676.0

95% lower confidence limit: 208

95% upper confidence limit: 1560

Check if no estimate of precision available: false

Asymmetric lower confidence interval: 437

Asymmetric upper confidence interval: 1789

Number of transects covered: 83

Total length of transects covered (in km): 233.0

Effective strip width: 0.0423

Number of observations (encounters): 199

How were distances to observations estimated?: Using instruments

Number of elephants seen: 0

Number of dungpile on which the decay estimate is based: 108

Was dung decay rate measured on site, and if so, how?: Retrospectively

Dung decay estimate used (days): 138.0

Site where decay rate was measured: Rio Muni

Date (year) in which decay rate was measured: 2011

Dung decay rate - bibliographical reference: Murai, M. et al., 2013. Priority Areas for Large Mammal Conservation in Equatorial Guinea. PLoS ONE, 8(9), p.e75024.

Variance:

Standard error:

Value of t:

Degrees of freedom:

95% Confidence interval: 17.0

95% lower confidence limit: 121.0

95% upper confidence limit: 155.0

Check if no estimate of precision available: false

Was defecation rate measured on-site?: false

Estimate of defecation rate used (days): 19.0

Site where the defecation rate was measured: Santchou reserve, Cameroon

Defecation rate - bibliographical reference: Tchamba MN (1991) Defaecation by the African forest elephant (Loxodonta africana cyclotis) in the Santchou reserve, Cameroon. Nature et Faune, 7: 27–31. Fa JE, Ryan SF, Bell DJ (2005) Hunting vulnerability, ecological characteristics and harvest rates of

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: 88

Variance:

Standard error:

Value of t:

Degrees of freedom:

95% Confidence interval:

95% lower confidence limit:

95% upper confidence limit:

Asymmetric upper confidence interval:

Asymmetric lower confidence interval:

Check if no estimate of precision available: true

Dung encounter rate: