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Journal Article

Assessing Sustainability at Multiple Scales in a Rotational Bushmeat Hunting System

NOËLLE F. KÜMPEL; E. J. MILNER‐GULLAND; GUY COWLISHAW; J. MARCUS ROWCLIFFE
Conservation Biology · Vol. 24, Issue 3 · pp. 861-871 · 2010

Abstract

Results of many studies show unsustainable levels of bushmeat hunting across West/Central Africa. Nevertheless, these results are usually derived from snapshot sustainability indices in which critical parameters are often taken from the literature. Simple, more informative tools for assessing sustainability are needed. We evaluated the impact of bushmeat hunting across a range of temporal, spatial, and taxonomic scales in a comparison of different measures of sustainability. Over 15 months in 2002–2004 in and around a village close to Equatorial Guinea's Monte Alén National Park, we collected data via a village offtake survey, hunter‐camp bushmeat‐consumption diaries, hunter interviews, and following hunters during hunts. We compared 2003 data with a previous offtake survey (1998–1999) and interview reports back to 1990. In the past 14 years, average distance from the village at which hunters operated remained constant, with hunters switching back and forth between long‐established camps, although trapping effort increased. In the past 5 years, overall offtake and number of active hunters did not change substantially, although catch per unit effort (CPUE) decreased slightly. Although the proportion of the two most commonly trapped species ( Cephalophus monticola and Atherurus africanus ) and gun‐hunted primates increased in the offtake, species presumably less robust to trapping decreased slightly. Apparent sustainability in economic terms may be masking gradual local extirpation of more vulnerable species before and during this study. Our results suggest that changes in prey profiles and CPUE may be the most accurate indicators of actual sustainability; these indices can be monitored with simple village‐based offtake surveys and hunter interviews to improve community management of bushmeat hunting.

Bibliographic Information

JournalConservation Biology
PublisherWiley
Publication Date2010-06-01
Publication Year2010
Volume24
Issue3
Pages861-871
Document TypeJournal Article
Print ISSN0888-8892
eISSN1523-1739
DOI10.1111/j.1523-1739.2010.01505.x
SubjectConservation Science

Access Information

NARA Access Coverage1997-01-01~Current
Journal Homepagehttps://conbio.onlinelibrary.wiley.com/loi/15231739
Publisher PageOpen Publisher Page
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