project banner image
Descriptive Attribute Value(s)
Grouping Old World monkey
Observation Number (Open Context) 9
Subspecies Lophocebus albigena
Common name Grey-cheeked mangabey
Period of study April 1991 - June 1991, September 1991 - August 1992
Country or Region Gabon
Method Scan sampling, fruiting phenology, transects
Wet season Long rainy: mid-January - mid-March, Short rainy: mid-September - mid-November
Dry season Long dry: mid-June - mid-September, Short dry: mid-November - mid-January
Environment Continuous forest, tropical rainforest, gallery forest and savannah
Altitude (m) 250 - 600 (Appendices - Great Ape Societies)
% Fruit 29.8
% Leaves 3.8
% Flowers 2.1
% Seeds 35.9
% Pith & stems 0.4
% Invertebrates 28.0
Fruit availability peak November - March
Low fruit availability June - September
Percentages Based on time spent feeding
Reference Ham 1994
Scanning method Instantaneous scan samples (Altmann, 1974) at 15 minute intervals. Feeding was recorded when the focal animal was searching for, manipulating, holding, licking, biting, or placing food-items of plant origin in the mouth.
Full Reference
Ham, R. (1994). Behaviour and ecology of grey-cheeked mangabeys (Cercocebus albigena) in the Lope Reserve, Gabon. PhD thesis, University of Sterling. [Available at:]
Suggested Citation

Rebecca Haywood. (2020) "Old World monkey 9 from Africa/Gabon/Station d`Etudes des Gorilles et Chimpanzes, Lope Reserve, Gabon". In Database of non-human primate dietary studies. Rebecca Haywood (Ed). Released: 2020-08-21. Open Context. <> ARK (Archive):

Copyright License

To the extent to which copyright applies, this content carries the above license. Follow the link to understand specific permissions and requirements.

Required Attribution: Citation and reference of URIs (hyperlinks)