Difference between revisions of "UFA 09-024"

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(Created page with "Central Africa > Cameroon > UFA 09-024 '''[https://wiki-iucnapesportal-org.translate.goog/index.php/UFA_09-024?_x_tr_sl=auto&_x_tr_tl=fr&_x_tr_hl=en&_x_tr_pto=wap...")
 
 
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= Summary =
 
= Summary =
  
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<div style="float: right">{{#display_map: height=190px | width=300px | scrollzoom=off | zoom=5 | layers= OpenStreetMap, OpenTopoMap|2.2498,10.4144~[[UFA 09-024]]~Pan troglodytes troglodytes and Gorilla gorilla gorilla}}</div>
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<div style="float: right">{{#display_map: height=190px | width=300px | scrollzoom=off | zoom=5 | layers= OpenStreetMap, OpenTopoMap|2.2498,10.4144~[[UFA 09-024]]~'Pan troglodytes troglodytes'', ''Gorilla gorilla gorilla''}}</div>
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* Central chimpanzees (''Pan troglodytes troglodytes'') & western lowland gorillas (''Gorilla gorilla gorilla'') are present in UFA 09-02.
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* The population size is unknown.
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* The population trend is unknown.
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{| border="1" cellpadding="5" cellspacing="0" class="Site_characteristics-table"
 
{| border="1" cellpadding="5" cellspacing="0" class="Site_characteristics-table"
 
|Species
 
|Species
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|Pan troglodytes troglodytes and Gorilla gorilla gorilla
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|'Pan troglodytes troglodytes'', ''Gorilla gorilla gorilla''
 
|-
 
|-
 
|Area
 
|Area
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|747.62
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|747.62 km²
 
|-
 
|-
 
|Coordinates
 
|Coordinates
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!Species
 
!Species
 
!Year
 
!Year
 +
!Occurrence
 +
!Encounter or vistation rate (nests/km; ind/day)
 +
!Density estimate [ind./ km²] (95% CI)
 
!Abundance estimate (95% CI)
 
!Abundance estimate (95% CI)
−
!Density estimate [ind./ km²] (95% CI)
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!Survey area
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!Encounter rate (nests/km)
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!Sampling method
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!Area
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!Analytical framework
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!Method
 
 
!Source
 
!Source
 
!Comments
 
!Comments
 
!A.P.E.S. database ID
 
!A.P.E.S. database ID
 
|-
 
|-
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|Pan troglodytes troglodytes
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|''Pan troglodytes troglodytes''
 
|2014
 
|2014
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|257 (163 - 408)
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|
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|0.34 (0.22 - 0.54)
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|1.64
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|1.64 nest/km
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|0.34 (0.22-0.54)
 +
|257 (163-408)
 
|
 
|
 
|Line transects
 
|Line transects
 +
|Distance sampling
 
|Beukou Choumbou et al. (2021)
 
|Beukou Choumbou et al. (2021)
 
|
 
|
 
|
 
|
 
|-
 
|-
−
|Pan troglodytes troglodytes
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|''Pan troglodytes troglodytes''
 
|2020
 
|2020
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|28(13-61)
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|
 +
|0.116
 
|0.038 (0.018-0.082)
 
|0.038 (0.018-0.082)
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|0.116 nest/km
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|28 (13-61)
 
|
 
|
 
|Line transects
 
|Line transects
 +
|Distance sampling
 
|Beukou Choumbou et al. (2021)
 
|Beukou Choumbou et al. (2021)
 
|
 
|
 
|
 
|
 
|-
 
|-
−
|Gorilla gorilla gorilla
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|''Gorilla gorilla gorilla''
 
|2014
 
|2014
 +
|
 +
|1.64
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|0.01 (0.003-0.04)
 
|9
 
|9
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|0.01 (0.003 - 0,04)
 
−
|1.64 nest/km
 
 
|
 
|
 
|Line transects
 
|Line transects
 +
|Distance sampling
 
|Beukou Choumbou et al. (2021)
 
|Beukou Choumbou et al. (2021)
 
|
 
|
 
|
 
|
 
|-
 
|-
−
|Gorilla gorilla gorilla
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|''Gorilla gorilla gorilla''
 
|2020
 
|2020
 +
|
 +
|0.116
 
|
 
|
 
|
 
|
−
|0.116 nest/km
 
 
|
 
|
 
|Line transects
 
|Line transects
 +
|Distance sampling
 
|Beukou Choumbou et al. (2021)
 
|Beukou Choumbou et al. (2021)
 
|Density and abundance of gorillas could not be estimated due to insuffisence of gorilla nests
 
|Density and abundance of gorillas could not be estimated due to insuffisence of gorilla nests
 
|
 
|
 
|-
 
|-
−
|Pan troglodytes troglodytes and Gorilla gorilla gorilla
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|''Pan troglodytes troglodytes'' & ''Gorilla gorilla gorilla''
 
|2014
 
|2014
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|389 (257 -587)
 
 
|
 
|
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|0.52 (0.34 - 0.78)
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|0.52 (0.34-0.78)
 +
|
 +
|389 (257-587)
 
|
 
|
 
|Line transects
 
|Line transects
 +
|Distance sampling
 
|
 
|
 
|
 
|
 
|
 
|
 
|-
 
|-
−
|Pan troglodytes troglodytes and Gorilla gorilla gorilla
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|''Pan troglodytes troglodytes'' & ''Gorilla gorilla gorilla''
 
|2020
 
|2020
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|49 (23-104)
 
 
|
 
|
 
|0.064 (0.03-1.39)
 
|0.064 (0.03-1.39)
 +
|
 +
|49 (23-104)
 
|
 
|
 
|Line transects
 
|Line transects
 +
|Distance sampling
 
|
 
|
 
|
 
|
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|-
 
|-
 
|5 Biological resource use
 
|5 Biological resource use
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|5.1 Hunting & collecting terrestrial animals
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|5.3.2 Commercial logging
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|Medium (30-70% of population affected)
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|High (more than 70% of population affected)
 
|
 
|
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|2014-ongoing (2020)
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|2014-Ongoing (2020)
 
|-
 
|-
 
|5 Biological resource use
 
|5 Biological resource use
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|5.3.2 Commercial logging
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|5.1 Hunting & collecting terrestrial animals
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|High (more than 70% of population affected)
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|Medium (30-70% of population affected)
 
|
 
|
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|2014-ongoing (2020)
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|2014-Ongoing (2020)
 
|-
 
|-
 
|11 Climate change & severe weather
 
|11 Climate change & severe weather
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|Medium (30-70% of population affected)
 
|Medium (30-70% of population affected)
 
|
 
|
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|2014-ongoing (2020)
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|2014-Ongoing (2020)
 
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|-
 
|1 Residential & commercial development
 
|1 Residential & commercial development
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|Present (unknown severity)
 
|Present (unknown severity)
 
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|
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|2014-ongoing (2020)
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|2014-Ongoing (2020)
 
|}
 
|}
  
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|4 Institutional support
 
|4 Institutional support
 
|4.1 Lack of law enforcement
 
|4.1 Lack of law enforcement
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|Beukou Choumbou et al. (2021)
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|Beukou Choumbou et al. 2021
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|2014-2020 (2021)
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|2014-2020
 
|}
 
|}
  

Latest revision as of 05:29, 19 March 2025

Central Africa > Cameroon > UFA 09-024

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Summary

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  • Central chimpanzees (Pan troglodytes troglodytes) & western lowland gorillas (Gorilla gorilla gorilla) are present in UFA 09-02.
  • The population size is unknown.
  • The population trend is unknown.


Site characteristics

Table 1. Basic site information for UFA 09-024

Species 'Pan troglodytes troglodytes, Gorilla gorilla gorilla
Area 747.62 km²
Coordinates Lat: 2.2498 , Lon: 10.4144
Type of site Logging concession
Habitat types Subtropical/tropical dry forest, Subtropical/tropical moist lowland forest, Subtropical/tropical heavily degraded former forest
Type of governance Private governance

IUCN habitat categories Site designations

Ape status

Table 2. Ape population estimates reported for UFA 09-024

Species Year Occurrence Encounter or vistation rate (nests/km; ind/day) Density estimate [ind./ km²] (95% CI) Abundance estimate (95% CI) Survey area Sampling method Analytical framework Source Comments A.P.E.S. database ID
Pan troglodytes troglodytes 2014 1.64 0.34 (0.22-0.54) 257 (163-408) Line transects Distance sampling Beukou Choumbou et al. (2021)
Pan troglodytes troglodytes 2020 0.116 0.038 (0.018-0.082) 28 (13-61) Line transects Distance sampling Beukou Choumbou et al. (2021)
Gorilla gorilla gorilla 2014 1.64 0.01 (0.003-0.04) 9 Line transects Distance sampling Beukou Choumbou et al. (2021)
Gorilla gorilla gorilla 2020 0.116 Line transects Distance sampling Beukou Choumbou et al. (2021) Density and abundance of gorillas could not be estimated due to insuffisence of gorilla nests
Pan troglodytes troglodytes & Gorilla gorilla gorilla 2014 0.52 (0.34-0.78) 389 (257-587) Line transects Distance sampling
Pan troglodytes troglodytes & Gorilla gorilla gorilla 2020 0.064 (0.03-1.39) 49 (23-104) Line transects Distance sampling

Threats

Table 3. Threats to apes reported for UFA 09-024

Category Specific threats Threat level Description Year of threat
5 Biological resource use 5.3.2 Commercial logging High (more than 70% of population affected) 2014-Ongoing (2020)
5 Biological resource use 5.1 Hunting & collecting terrestrial animals Medium (30-70% of population affected) 2014-Ongoing (2020)
11 Climate change & severe weather 11.1 Habitat shifting & alteration Medium (30-70% of population affected) 2014-Ongoing (2020)
1 Residential & commercial development 1.2 Commercial & industrial areas Present (unknown severity) 2014-Ongoing (2020)

IUCN Threats list

Conservation activities

Challenges

Table 5. Challenges reported for UFA 09-024

Challenges Specific challenges Source Year(s)
4 Institutional support 4.1 Lack of law enforcement Beukou Choumbou et al. 2021 2014-2020

Enablers

Research activities

Documented behaviours

Table 7. Behaviours documented for UFA 09-024

Behavior Source
Not reported

Exposure to climate change impacts

External links

Relevant datasets

References

Beukou Choumbou, G. B., Nzooch Dongmo, Z. L., Sombambo, M., Njal Njock, S., Mbiapa Tchoumi, T., Ekane, H., Mounga Abana, A., Nzitouo, U., Sambou Mambala, P., & N'Goran, K. P. (2021). Dynamique de la population des grands et moyens mammifères dans le PN de Campo Maan et sa zone périphérique.WWF Report


Page created by: Tene Sop Date: 2024-11-30 14:23:00

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