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Line 6:
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!Method
|28
|0.17
|Present
|-
−|4 Transportation & service corridors
−|4.1 Roads & railroads
−|Low
−|Mining activities lead to the construction of roads, further impacting the area (CILSS 2016). Two old roads are present, but with low traffic (Zansi, G. K., pers. Comm. 2023).
−|Ongoing (2023)
|-
−|8 Invasive & other problematic species, genes & diseases
−|
−|Absent
−|
−|
|
−|
−|-
−|10 Geological events
−|
−|Absent
|
−|
−|-
−|12 Other threat
−|
−|Absent
= Summary =
= Summary =
−<div style="float: right">{{#display_map: height=190px | width=300px | scrollzoom=off | zoom=5 | layers= OpenStreetMap, OpenTopoMap|7.51, -8.53~[[East Nimba Nature Reserve]]~Pan troglodytes verus}}</div>
+<div style="float: right">{{#display_map: height=190px | width=300px | scrollzoom=off | zoom=5 | layers= OpenStreetMap, OpenTopoMap|7.51, -8.53~[[East Nimba Nature Reserve]]~'Pan troglodytes verus''}}</div>
* Western chimpanzees (''Pan troglodytes verus'') are present in East Nimba Nature Reserve.
* Western chimpanzees (''Pan troglodytes verus'') are present in East Nimba Nature Reserve.
* It has been estimated that 28 individuals occur at the site.
* It has been estimated that 28 individuals occur at the site.
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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
−|Pan troglodytes verus
+|'Pan troglodytes verus''
|-
|-
|Area
|Area
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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)
+!Survey area
−!Encounter rate (nests/km)
+!Sampling method
−!Area
+!Analytical framework
−!Source
!Source
!Comments
!Comments
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|''Pan troglodytes verus''
|''Pan troglodytes verus''
|2010
|2010
−|
|
|
|
+|
+|28
|East Nimba Nature Reserve
|East Nimba Nature Reserve
|Reconnaissance walk
|Reconnaissance walk
+|
|WCF unpubl. data, in Kühl et al. 2017
|WCF unpubl. data, in Kühl et al. 2017
|‘reconnaissance walk’, survey effort: 178 km
|‘reconnaissance walk’, survey effort: 178 km
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|''Pan troglodytes verus''
|''Pan troglodytes verus''
|2010-2011
|2010-2011
+|
+|0.17
|
|
|
|
−|East Nimba Nature Reserve (area around Geipa, Camp 4, Cold Water)
|East Nimba Nature Reserve (area around Geipa, Camp 4, Cold Water)
|Reconnaissance walk
|Reconnaissance walk
+|
|CI 2012
|CI 2012
|‘reconnaissance walk’, survey effort: 41.32 km
|‘reconnaissance walk’, survey effort: 41.32 km
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|''Pan troglodytes verus''
|''Pan troglodytes verus''
|2011-2012
|2011-2012
+|Present
+|
|
|
|
|
−|East Nimba Nature Reserve
|East Nimba Nature Reserve
|Line transects
|Line transects
+|
|Tweh et al. 2014
|Tweh et al. 2014
|
|
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|-
|-
|1 Residential & commercial development
|1 Residential & commercial development
+|
+|Absent
+|
+|
+|-
+|8 Invasive & other problematic species, genes & diseases
+|
+|Absent
+|
+|
+|-
+|10 Geological events
+|
+|Absent
+|
+|
+|-
+|12 Other threat
|
|
|Absent
|Absent
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|2 Agriculture & aquaculture
|2 Agriculture & aquaculture
|2.1 Annual & perennial non-timber crops
|2.1 Annual & perennial non-timber crops
−|High
+|High (more than 70% of population affected)
|Slash-and-burn agriculture around the park (CILSS 2016) and potential of encroachment (Zansi, G. K., pers. Comm. 2023).
|Slash-and-burn agriculture around the park (CILSS 2016) and potential of encroachment (Zansi, G. K., pers. Comm. 2023).
|Ongoing (2023)
|Ongoing (2023)
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|3 Energy production & mining
|3 Energy production & mining
|3.2 Mining & quarrying
|3.2 Mining & quarrying
−|High
+|High (more than 70% of population affected)
|Iron ore mining (CILSS 2016)
|Iron ore mining (CILSS 2016)
|1969-1989
|1969-1989
−|-
|-
|5 Biological resource use
|5 Biological resource use
|5.1 Hunting & collecting terrestrial animals
|5.1 Hunting & collecting terrestrial animals
−|High
+|High (more than 70% of population affected)
|High hunting and poaching rates have been reported in the Nimba mountain range in Liberia (Bene et al. 2013)
|High hunting and poaching rates have been reported in the Nimba mountain range in Liberia (Bene et al. 2013)
|Ongoing (2013)
|Ongoing (2013)
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|5 Biological resource use
|5 Biological resource use
|5.3 Logging & wood harvesting
|5.3 Logging & wood harvesting
−|High
+|High (more than 70% of population affected)
|The site lost half of its forest cover due to logging between 1974 and 2014 (CILSS 2016)
|The site lost half of its forest cover due to logging between 1974 and 2014 (CILSS 2016)
|1974-2014
|1974-2014
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|5 Biological resource use
|5 Biological resource use
|5.2 Gathering terrestrial plants
|5.2 Gathering terrestrial plants
−|High
+|High (more than 70% of population affected)
|Collection of NTFPs; especially fruit trees (Zansi, G. K., pers. Comm. 2023).
|Collection of NTFPs; especially fruit trees (Zansi, G. K., pers. Comm. 2023).
|Ongoing (2023)
|Ongoing (2023)
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|6 Human intrusions & disturbance
|6 Human intrusions & disturbance
|6.2 War, civil unrest & military exercises
|6.2 War, civil unrest & military exercises
−|High
+|High (more than 70% of population affected)
|Influx of people fleeing areas of civil conflict during two civil wars, also resulting in a lack of law enforcement and increase in illegal logging and hunting (CILSS 2016)
|Influx of people fleeing areas of civil conflict during two civil wars, also resulting in a lack of law enforcement and increase in illegal logging and hunting (CILSS 2016)
|1989-1996, 1999-2003
|1989-1996, 1999-2003
+|-
+|4 Transportation & service corridors
+|4.1 Roads & railroads
+|Low (up to 30% of population affected)
+|Mining activities lead to the construction of roads, further impacting the area (CILSS 2016). Two old roads are present, but with low traffic (Zansi, G. K., pers. Comm. 2023).
+|Ongoing (2023)
|-
|-
|7 Natural system modifications
|7 Natural system modifications
|7.1 Fire & fire suppression
|7.1 Fire & fire suppression
−|Low
+|Low (up to 30% of population affected)
|Fires sometimes started by farmers and hunters near the site (Zansi, G. K., pers. Comm. 2023).
|Fires sometimes started by farmers and hunters near the site (Zansi, G. K., pers. Comm. 2023).
|Ongoing (2023)
|Ongoing (2023)
−|-
|-
|9 Pollution
|9 Pollution
|
|
|Unknown
|Unknown
−|
|
|
|
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|
|
|Unknown
|Unknown
−|
|
|
|