|
Full Name of Site |
Afi Mountain Wildlife Sanctuary (AMWS) |
|
Country |
Nigeria, Cross River State, Africa |
|
Location of base camp |
6° 15.5’-6° 24.5’ to 8° 54’-9° 00’ East |
|
Status |
Wildlife Sanctuary (Protected) |
|
Area- study area |
Study Site 35 km²; AWMS 85 km² |
|
Study Period |
1996, 1997 (Nov) – present |
|
Focus of Project |
Research, Conservation |
|
Altitude |
200 – 1,300m |
|
Rainfall |
Mean 3,528 mm; Range 3,422 – 3,652 mm; Years covered: 1998 – 2000 |
|
Research Presence |
Permanent |
|
Habituation |
None |
|
Types of questions? |
Diet, ranging, censusing, demography, genetics, phenology & density of plants |
|
Conservation Projects? |
A partnership consisting of the Cross River State Forestry Commission (CRSFC), Dr. John Oates (WCS), Jamison Suter (FFI), Pandrillus (local NGO), Nigerian Conservation Federation, and Kelley McFarland are involved in the following: legal gazettement of AWMS, boundary clearing, ranger program (patrols, training), awareness program (meetings between CRSFC & local villages), education, gorilla monitoring, and providing funding and equipment for these activities. |
|
Species studied in addition to WLGs |
Presently none, but in future chimpanzees, drills |
|
Distance to closest village in km |
< 4 km |
|
Types of vegetation present at Site |
|
| savanna | absent |
| gallery forest | 50% |
| previously logged secondary forest | absent |
| streambed | present |
| open understory forest (Primary) | 25% |
| monodominant (Gilbertiodendron) | absent |
| Light gaps | 25% |
| Marantaceae forest | present |
| Swamp Forest | absent |
| Bais | absent |
| Rocky Outcrops | present |
|
Mammalian community |
|
| chimpanzees | occasional, daily in areas not frequently used by gorillas |
| elephants | absent |
| buffalo | rare; present only in lowland forest reserve |
| monkeys | |
| C. mona | monthly |
| C. ascanius | occasional |
| Cercopithecus nictitans | monthly, weekly |
| Mandrillus leucophaeus | monthly |
| red river hog | present |
| giant forest hog | absent |
| Brush-tailed Porcupine | weekly, daily; present Atherurus africanus |
| Giant Forest Squirrel | occasional; present Protoxerus stangeri |
| Other Squirrels | occasional |
| Palm Civet | rare |
|
Human Influence |
|
| selective logging | absent |
| hunting (snares. Traces, shots fired) | Snares- Daily, weekly; 618 total during 18 months (1997-1999) |
| Used Shotgun Shells (varying ages)-Daily, weekly; 267 total | |
| Gunshots Heard- Daily, weekly, monthly; 91 total | |
| Hunters Seen within study site-Weekly, Monthly; 47 total | |
| Hunter Activity (camps, trails, etc.)-Weekly, Monthly; 88 total | |
| gorillas a target? | Not currently (because of recent conservation efforts). In the past, several more experienced hunters did target gorillas; however, most hunters killed gorillas when they happened to encounter them. |
| agriculture- distance to nearest field | Approximate distance to nearest agricultural field: |
| 1-2 km from Study Site, < 1 km from AMWS | |
| tourism | None |
|
predators |
Homo sapiens |
|
Methods Used |
|
| Indirect evidence (trail, feces) | yes |
| Nest to nest tracking | yes; between dec. 1997- nov. 1998 searches were conducted approximately 23-27 days/month. 1999-2000 searches were conducted during 2-3 weeks/month and in 2001 to present 3-4 weeks/month. |
| Direct behavioral sampling | no |
| focal subject sampling | no |
|
Contact Information |
Kelley McFarland, afigorilla@netzero.net; |
|
Dr. John Oates, john.oates@hunter.cuny.edu |
|
|
Bibliography |
Oates, J.F., McFarland, K.L. Bergl, R.A., Linder, J.M., T.R. Disotell, & J.L. Groves. In press. The Cross River Gorilla: The natural history and status of a neglected and critically endangered subspecies. A.B. Taylor & M.L. Goldsmith (eds.), Gorilla Biology: A Multidisciplinary Perspective. Cambridge: Cambridge University Press. |
| Sarmiento, E.E. & J.F. Oates. 2000. The Cross River gorillas: A distinct subspecies, Gorilla gorilla diehli Matschie 1904. American Museum Novitates 3304: 1-55. | |
| Harcourt, A.H.; Stewart, K.J.; Inahoro, I.M. 1989. Gorilla quest in Nigeria. ORYX 23(1): 7-13. | |