Cacine

West Africa >Guinea-Bissau > Cacine

Summary

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• Western chimpanzees (Pan troglodytes verus) are present in Cacine.
• The population size is unknown.
• The chimpanzee population trend is unknown.
• The area of the site is unknown.
• Key threats to chimpanzees include loss of habitat due to agricultural expansion.
• Conservation activities are not documented.

Site characteristics

The site includes the forests surrounding the towns of Cacine and Pampaire in southern Guinea-Bissau.

Table 1. Basic site information for Cacine

Area
Coordinates	11.082078, -15.050567
Designation	Non-protected area
Habitat types	Subtropical/tropical moist lowland forest

IUCN habitat categories Site designations

Ape status

Chimpanzees are present in the area but the population size is unknown (Quecuta pers. comm. 2023).

Table 2. Ape population estimates in Cacine

Species	Year	Abundance estimate (95% CI)	Density estimate [ind./ km²] (95% CI)	Encounter rate (nests/km)	Area	Method	Source	Comments	A.P.E.S. database ID
Pan troglodytes verus					Cacine

Threats

Table 3. Threats to apes in Cacine

Category	Specific threats	Threat level	Quantified severity	Description	Year of threat
1. Residential & commercial development		Unknown
2. Agriculture & aquaculture	2.1 Annual & perennial non-timber crops	High			Ongoing (2023)
3. Energy production & mining		Unknown
4. Transportation & service corridors		Unknown
5. Biological resource use		Unknown
6. Human intrusion & disturbance		Unknown
7. Natural system modifications		Unknown
8. Invasive & other problematic species, genes, diseases		Unknown
9. Pollution		Unknown
10. Geological Events		Absent
11. Climate change & severe weather		Unknown
12. Other options		Absent

IUCN Threats list

Conservation activities

Table 4. Conservation activities in Cacine

Category	Specific activity	Description	Year of activity
1. Residential & commercial development	Not reported
2. Agriculture & aquaculture	Not reported
3. Energy production & mining	Not reported
4. Transportation & service corridors	Not reported
5. Biological resource use	Not reported
6. Human intrusion & disturbance	Not reported
7. Natural system modifications	Not reported
8. Invasive & other problematic species, genes, diseases	Not reported
9. Pollution	Not reported
10. Education & Awareness	Not reported
11. Habitat Protection	Not reported
12. Species Management	Not reported
13. Livelihood; Economic & Other Incentives	Not reported

Conservation activities list (Junker et al. 2017)

Challenges

Table 5. Challenges reported for Cacine

Challenge	Source
Not reported

Research activities

Documented behaviours

Table 6. Ape behaviors reported for Cacine

Behavior	Source
Not reported

References

Page completed by: Queba Quecuta Date: 07/07/2023