|
|
|
| STATISTICS |
| GREAT APES IN THE WILD (FAMILY HOMINIDAE) |
| PONGO PYMAEUS 1 |
|
BORNEAN ORANGUTAN |
|
53,000-54,500 Est. |
| Pongo p. pygmaeus |
|
|
|
3,000 - 4,500 Est. |
| Pongo p. wurmbii |
|
|
|
35,000 Est. |
| Pongo p. morio |
|
|
|
15,000 Est. |
|
| PONGO ABELLI 2,3 |
|
SUMATRAN ORANGUTAN |
|
6,700 Est. |
|
| GORILLA GORILLA |
|
WESTERN GORILLA |
|
94,700 Est. |
| Gorilla g. gorilla |
|
Western Lowland gorilla |
|
94,500 Est. |
| Gorilla g. diehli |
|
Cross River gorilla |
|
200 Est. |
|
| GORILLA BERINGEI |
|
EASTERN GORILLA |
|
17,500 Est. |
| Gorilla b. beringei 4 |
|
Mountain gorilla |
|
700 Est. |
| Gorilla b. graueri |
|
Eastern Lowland gorilla |
|
16,900 Est.* |
|
| PAN TROGLODYTES 5 |
|
CHIMPANZEE |
|
203,000 Est. |
| Pan t. schweinfurthii |
|
Eastern chimpanzee |
|
76,400-119,600 Est. |
| Pan t. verus |
|
Western chimpanzee |
|
21,300-55,600 Est. |
| Pan t. troglodytes |
|
Central chimpanzee |
|
70,000-116,500 Est. |
| Pan t. vellerosus |
|
Nigeria chimpanzee |
|
5,000-8,000 Est. |
|
| PAN PANISCUS |
|
BONOBO |
|
20,000 - 50,000 Est. |
|
| HOMO SAPIENS |
|
HUMAN |
|
6 Billion + Est. |
|
| *ALERT: Conservation International
press release (March 30, 2004) stated number has declined 70% since
1994 and is currently at 5,000 individuals
Taxonomy credited to Groves, C. P. (2001). Primate
Taxonomy. Smithsonian Institution Press: Washington,
D.C.
Unless otherwise cited below, great ape population
numbers are from Butynski, T.M. (2001) Africa’s Great Apes.
In: Great Apes and Humans: the Ethics of Coexistence.
Beck, B., Stoinski, T.S., Hutchins, M., Maple, T.L., Norton, B.,
Rowan, A., Stevens, E.F. and Arluke, A. (eds.) Smithsonian Institution
Press, Washington, D.C. pp.3-56.
| 1 |
IUCN SSC Conservation Breeding Specialist
Group (2004) Orangutan Population & Habitat Viability Assessment
Report, Jakarta, Indonesia. |
| 2 |
Singleton, I., Wich, S. A., Husson, S., Stephens, S., Utami-Atmoko, S. S., Leighton, M., Rosen, N., Traylor-Holzer, K., Lacy, R. & Byers, O. (eds) (2004) Orangutan population and habitat viability assessment: final report, IUCN/SSC Conservation Breeding Specialist Group, Apple Valley, MN. |
| 3 |
Wich SA, Meijaard E, Marshall AJ, Husson S, Ancrenaz M, Lacy RC, van Schaik CP, Sugardjito J, Simorangkir T, Traylor-Holzer K, Galdikas B, Doughty M, Supriatna J, Dennis R, Gumal M, Knott CD, Singleton I. (in review) - The status of the orangutan: an overview of its current distribution. Oryx. |
| 4 |
Dian Fossey Gorilla Fund International (2004). |
| 5 |
This portion of the table was adopted from Butynski, T.M. (2001) and
updated in the IUCN West African Chimpanzee Status Survey and Conservation
Action Plan (2003). |
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