Extent and ecological consequences of hunting in Central African rainforests in the twenty-first century

Philosophical Transactions of the Royal Society B: Biological Sciences

Volumn 368, Issue 1625, 2013, Pages

  Abernethy, K A ^a   Coad, L ^b,c   Taylor, G ^c   Lee, M E ^c   Maisels, F ^a,d  

^a UNIVERSITY OF STIRLING   (United Kingdom)

^b UNIVERSITY OF QUEENSLAND   (Australia)

^c UNIVERSITY OF OXFORD   (United Kingdom)

^d WILDLIFE CONSERVATION SOCIETY   (United States)

Author keywords

Central Africa; Ecological function; Future; Hunting; Land use change; Wildlife

Indexed keywords

ANTHROPOGENIC EFFECT; CLIMATE CHANGE; EMPIRICAL ANALYSIS; LAND USE CHANGE; POPULATION DECLINE; RAINFOREST; REGENERATION; SURVIVAL; TROPHIC LEVEL; TROPICAL FOREST; TWENTY FIRST CENTURY;

CENTRAL AFRICA;

ANIMAL; CENTRAL AFRICA; CLIMATE CHANGE; ECOSYSTEM; ENVIRONMENTAL PROTECTION; HUMAN; LEGISLATION AND JURISPRUDENCE; MAMMAL; MEAT; TREE; TRENDS; TROPIC CLIMATE; WILD ANIMAL;

AFRICA, CENTRAL; ANIMALS; ANIMALS, WILD; CLIMATE CHANGE; CONSERVATION OF NATURAL RESOURCES; ECOSYSTEM; HUMANS; MAMMALS; MEAT; TREES; TROPICAL CLIMATE;

EID: 84880626707     PISSN: 09628436     EISSN: 14712970     Source Type: Journal    
DOI: 10.1098/rstb.2012.0303     Document Type: Review

References (162)

1. Barton H, Denham T, Neumann K, Arroyo Kalin M. 2012 Long-term perspectives on human occupation of tropical rainforests: an introductory overview. Quat. Int. 249, 1-3. (doi:10.1016/j.quaint. 2011.07.044)
2. Nasi R, Taber A, Van Vliet N. 2011 Empty forests, empty stomachs? Bushmeat and livelihoods in the Congo and Amazon Basins. Int. For. Rev. 13, 355-368. (doi:10.1505/146554811798293872)
3. INTERPOL. 2012 Environmental crime. See http:// www.interpol.int/Public/EnvironmentalCrime/ Default.asp.
4. Milliken T, Burn RW, Underwood FM, Sangalakula L. 2012 The elephant trade information system (ETIS) and the illicit trade in ivory: a report to the 16th meeting of the Conference of the Parties to CITES (Cop 16). See http://www.cites.org/eng/cop/16/doc/ E-CoP16-53-02-02.pdf.TRAFFIC.
5. Roe D, Milliken T, Milledge S, Mremi J, Mosha S, Grien-Gran M. 2002 Making a killing or making a living? Wildlife trade, trade controls and rural livelihoods. Nairobi, Kenya: IIED, TRAFFIC International.
6. Stiles D. 2011 Elephant meat and ivory trade in Central Africa. Pachyderm 50, 26-36.
7. UNEP, CITES, IUCN, TRAFFIC. 2013 Elephants in the dust-the African elephant crisis: United Nations Environment Programme, GRID-Arendal. See http:// www.grida.no/_cms/OpenFile.aspx?s=1&id=1570 (accessed 15 May 2013.)
8. Brashares J, Pruh L, Stoner CJ, Epps CW (eds) 2010 Ecological and conservation implications of mesopredator release, 1st edn. Washington, DC: Island Press.
9. Estes JA et al. 2011 Trophic downgrading of planet earth. Science 333, 301-306. (doi:10.1126/science. 1205106)
10. Terborgh J, Holt RD, Estes JA. 2010 Trophic cascades: what they are, how they work and why they matter. In Trophic cascades (eds J Terborgh, JA Estes), 1st edn, pp. 1-19. Washington, DC: Island Press.
11. Bayon G, Dennielou B, Etoubleau J, Ponzevera E, Toucanne S, Bermell S. 2012 Intensifying weathering and land use in iron age Central Africa. Science 335, 1219-1222. (doi:10.1126/ science.1215400)
12. Brunet M et al. 2002 A new hominid from the Upper Miocene of Chad, Central Africa. Nature 418, 145-151. (doi:10.1038/nature00879)
13. Jimoh SO, Ikyaagba ET, Alarape AA, Adeyemi AA, Waltert M. 2012 Local depletion of two larger duikers in the Oban hills region, Nigeria. Afr. J. Ecol. 50, 1-7. (doi:10.1111/j.1365-2028.2011.01285.x)
14. Hearn GW, Morra WA. 2001 The approaching extinction of monkeys and duikers in Bioko Island, Equatorial Guinea, Africa. Glenside, PA: Bioko Biodiversity Protection Program, Arcadia University.
15. Henschel P, Hunter LTB, Coad L, Abernethy KA, Muhlenberg M. 2011 Leopard prey choice in the Congo Basin rainforest suggests exploitative competition with human bushmeat hunters. J. Zool. 285, 11-20. (doi:10.1111/j.1469-7998.2011.00826.x)
16. Maisels F, Keming E, Menei M, Toh C. 2001 The extirpation of large mammals and implications for montane forest conservation: the case of the Kilum-Ijim Forest, North-west Province, Cameroon. Oryx 35, 322-331. (doi:10.1046/j.1365-3008.2001. 00204.x)
17. Maisels F et al. 2013 Devastating decline of forest elephants in Central Africa. PLoS ONE 8, e59469. (doi:10.1371/journal.pone.0059469)
18. Fa JE, Brown D. 2009 Impacts of hunting on mammals in African tropical moist forests: a review and synthesis. Mamm. Rev. 39, 231-264. (doi:10. 1111/j.1365-2907.2009.00149.x)
19. Effiom OA, Nunez-Iturri G, Smith HG, Olsson O. 2013 Bushmeat hunting changes regeneration of African rainforests. Proc. R. Soc. B 280, 20130246. (doi:10. 1098/rspb.2013.0246)
20. Laurance WF et al. 2012 Averting biodiversity collapse in tropical forest protected areas. Nature 489, 290-294. (doi:10.1038/nature11318)
21. WCS, CIESIN, Columbia University. 2005 Last of the wild project, Version 2, 2005 (LWP-2): global human footprint dataset (IGHP). Palisades, NY: NASA Socioeconomic Data and Applications Center (SEDAC). See http://sedac.ciesin.columbia.edu/data/ set/wildareas-v2-human-footprint-ighp (accessed 24 September 2012).
22. Dethier. 1995 Etude chasse. Brussels, Belgium: ECOFAC, AGRECO-CTFT. See http://www.ecofac.org/ Biblio/Download/EtudesChasse/Cameroun/ DethierChasseCameroun.pdf.
23. Vanwijnsberghe S. 1996 Etude sur la chasse villegeoise aux environs du Parc d'Odzala. Brussels, Belgium: ECOFAC.
24. Wilkie DS, Curran B, Tshombe R, Morelli GA. 1998 Modeling the sustainability of subsistence farming and hunting in the Ituri forest of Zaire. Conserv. Biol. 12, 137-147. (doi:10.1046/j.1523-1739.1998. 96156.x)
25. Noss AJ. 1998 The impacts of BaAka net hunting on rainforest wildlife. Biol. Conserv. 86, 161-167. (doi:10.1016/S0006-3207(98)00013-5)
26. Kumpel NF. 2006 Incentives for sustainable hunting of bushmeat in Rio Muni, Equatorial Guinea. PhD thesis, Imperial College, London, UK.
27. Yasuoka H. 2006 The sustainability of duiker (Cephalophus spp.) hunting for the Baka huntergatherers in southeastern Cameroon. Afr. Study Monogr. 33, 95-120.
28. Solly H. 2004 Bushmeat hunters and secondary traders: making the distinction for livelihood improvement. London, UK: ODI.
29. Van Vliet N, Nasi R. 2008 Hunting for livelihood in northeast Gabon: patterns, evolution, and sustainability. Ecol. Soc. 13, 33. See http://www. ecologyandsociety.org/vol13/iss2/art33/.
30. Rist J. 2008 Bushmeat catch per unit effort in space and time: a monitoring tool for bushmeat hunting. PhD thesis, Imperial College, London, UK.
31. Coad L et al. 2013 Social and ecological change over a decade in a village hunting system, central Gabon. Conserv. Biol. 27, 270-280. (doi:10.1111/cobi. 12012)
32. Maisels F et al. 2012 Great ape and human impact monitoring training, surveys, and protection in the Ndoki-Likouala Landscape, Republic of Congo. GACF Agreement: 96200-9-G247. Final report. New York, NY: Wildlife Conservation Society.
33. Malonga R. 2008 Final report on elephants and great apes survey in the Ngombe FMU and Ntokou-Pikounda forest, Republic of Congo. Contribution to a status survey of Great Apes. New York, NY: Wildlife Conservation Society.
34. Maisels F, Ambahe E, Ambassa R, Nvemgah Yara C, Fosso B. 2009 Great ape and human impact monitoring in the Mbam et Djerem National Park, Cameroon. Final report to USFWS-GACF Agreement 98210-7-G290. New York, NY: Wildlife Conservation Society.
35. Blake S. 2006 Final report on elephant and ape surveys in the Odzala-Koukoua National Park, 2005. New York, NY: Wildlife Conservation Society.
36. Liengola I, Maisels F, KNkumu P, Bonvenge A. 2010 Conserving bonobos in the Lokofa Block of the Salonga National Park, Democratic Republic of Congo. Report to the Beneficia Foundation. New York, NY: Wildlife Conservation Society.
37. Maisels F, Bechem M, Mihindou Y. 2006 Lope National Park, Gabon. Large mammals and human impact. Monitoring program 2004-2005. New York, NY: Wildlife Conservation Society.
38. Aba'a R. 2006 Abondance relative des grands mammiferes et des activités humaines au parc National des Monts de Cristal et sa peripherie. Libreville, Gabon: Wildlife Conservation Society.
39. Abitsi G. 2006 Inventaires de reconnaissance des grands mammiferes et de l'impact des activités anthropiques. Parc National de Waka, Gabon. December 2005-Juillet 2006. Libreville, Gabon: Wildlife Conservation Society.
40. Peres CA, Palacios E. 2007 Basin-wide effects of game harvest on vertebrate population densities in Amazonian forests: implications for animalmediated seed dispersal. Biotropica 39, 304-315. (doi:10.1111/j.1744-7429.2007.00272.x)
41. Coad L. 2007 Bushmeat hunting in Gabon: socioeconomics and hunter behaviour. PhD thesis, University of Cambridge, Cambridge, UK.
42. Colom A. 2006 Aspects Socio-economiques de la gestion des ressources naturelles dans le paysage Salonga-Lukenie-Sankuru, DRC. Kinshasa, Democratic Republic of the Congo: WWF CARPO.
43. Kumpel NF, Rowcliffe JM, Cowlishaw G, Milner-Gulland EJ. 2009 Trapper profiles and strategies: insights into sustainability from hunter behaviour. Anim. Conserv. 12, 531-539. (doi:10.1111/j.1469-1795.2009.00279.x)
44. WRI. 2009 Earthtrends. Washington, DC: World Resources Institute.
45. Laporte NT, Stabach JA, Grosch R, Lin TS, Goetz SJ. 2007 Expansion of industrial logging in Central Africa. Science 316, 1451. (doi:10.1126/ science.1141057)
46. Taylor G. 2012 A systematic review of the bushmeat trade in West and Central Africa. MSc thesis, University of Oxford, Oxford, UK.
47. IUCN. 2012 The red list of threatened species. See http://www.iucnredlist.org/ (accessed 27 September 2012).
48. Fa JE, Johnson PJ, Dupain J, Lapuente J, Koster P, Macdonald DW. 2004 Sampling effort and dynamics of bushmeat markets. Anim. Conserv. 7, 409-416. (doi:10.1017/S136794300400160X)
49. Beyers RL, Hart JA, Sinclair ARE, Grossmann F, Klinkenberg B, Dino S, Somers M. 2011 Resource wars and conflict ivory: the impact of civil conflict on elephants in the Democratic Republic of Congo: the case of the Okapi Reserve. PLoS ONE 6, e27129. (doi:10.1371/journal.pone.0027129)
50. Bouche P, Douglas-Hamilton I, Wittemyer G, Nianogo AJ, Doucet JL, Lejeune P, Vermeulen C. 2011 Will elephants soon disappear from West African Savannahs? PLoS ONE 6, e20619. (doi:10. 1371/journal.pone.0020619)
51. Bouche P, Mange RNM, Tankalet F, Zowoya F, Lejeune P, Vermeulen C. 2012 Game over! Wildlife collapse in northern Central African Republic. Environ. Monit. Assess. 184, 7001-7011. (doi:10. 1007/s10661-011-2475-y)
52. CITES. 2012 Monitoring the illegal killing of elephants. CoP16 Doc. 53.1. See http://www.cites. org/eng/cop/16/doc/E-CoP16-53-01.pdf.
53. CITES. 2013 Monitoring the illegal killing of elephants-Addendum. CoP16 Doc. 53.1: Addendum. See http://www.cites.org/eng/cop/16/ doc/E-CoP16-53-01-Addendum.pdf.
54. Walsh PD et al. 2003 Catastrophic ape decline in western equatorial Africa. Nature 422, 611-614. (doi:10.1038/nature01566)
55. Kuëhl HS, Nzeingui C, Yeno SLD, Huijbregts B, Boesch C, Walsh PD. 2009 Discriminating between village and commercial hunting of apes. Biol. Conserv. 142, 1500-1506. (doi:10.1016/j.biocon. 2009.02.032)
56. Berryman AA. 1992 The origins and evolution of predator prey theory. Ecology 73, 1530-1536. (doi:10.2307/1940005)
57. Bennett EL, Robinson JG. 1999 Hunting for sustainability in tropical forests. New York, NY: Columbia University Press.
58. White LJT, Tutin CEG, Fernandez M. 1993 Group composition and diet of forest elephants, Loxodonta africana cyclotis Matschie 1900, in the Lopé Reserve, Gabon. Afr. J. Ecol. 31, 181-199. (doi:10.1111/j. 1365-2028.1993.tb00532.x)
59. Prins HHT, Reitsma JM. 1989 Mammalian biomass in an African equatorial rain-forest. J. Anim. Ecol. 58, 851-861. (doi:10.2307/5128)
60. Tutin CEG, Williamson EA, Rogers ME, Fernandez M. 1991 A case-study of a plant-animal relationship: Cola lizae and lowland gorillas in the Lopé Reserve, Gabon. J. Trop. Ecol. 7, 181-199. (doi:10.1017/ S0266467400005320)
61. Campos-Arceiz A, Blake S. 2011 Megagardeners of the forest: the role of elephants in seed dispersal. Acta Oecol. 37, 542-553. (doi:10.1016/j.actao. 2011.01.014)
62. Wilkie DS, Bennett EL, Peres CA, Cunningham AA. 2011 The empty forest revisited. Ann. NY Acad. Sci. 1223, 120-128. (doi:10.1111/j.1749-6632.2010. 05908.x)
63. Lahm S. 2001 Hunting and wildlife in Northeastern Gabon. Why conservation should extend beyond protected areas. In African rain forest ecology and conservation: an interdisciplinary perspective (eds W Weber, LJT White, A Vedder), pp. 344-354. New York, NY: Yale University Press.
64. Kumpel NF, Milner-Gulland EJ, Rowcliffe JM, Cowlishaw G. 2008 Impact of gun-hunting on diurnal primates in continental Equatorial Guinea. Int. J. Primatol. 29, 1065-1082. (doi:10.1007/ s10764-008-9254-9)
65. Brashares JS, Golden CD, Weinbaum KZ, Barrett CB, Okello GV. 2011 Economic and geographic drivers of wildlife consumption in rural Africa. Proc. Natl Acad. Sci. USA 108, 13 931-13 936. (doi:10.1073/pnas. 1011526108)
66. Kumpel NF, Milner-Gulland EJ, Cowlishaw G, Rowcliffe JM. 2010 Incentives for hunting: the role of bushmeat in the household economy in rural Equatorial Guinea. Hum. Ecol. 38, 251-264. (doi:10.1007/s10745-010-9316-4)
67. Foerster S, Wilkie DS, Morelli GA, Demmer J, Starkey M, Telfer P, Steil M, Lewbel A. 2012 Correlates of bushmeat hunting among remote rural households in Gabon, Central Africa. Conserv. Biol. 26, 335-344. (doi:10.1111/j.1523-1739.2011.01802.x)
68. Wilkie DS, Starkey M, Abernethy K, Effa EN, Telfer P, Godoy R. 2005 Role of prices and wealth in consumer demand for bushmeat in Gabon, Central Africa. Conserv. Biol. 19, 268-274. (doi:10.1111/j. 1523-1739.2005.00372.x)
69. Nasi R, Brown D, Wilkie D, Bennett EL, Tutin C, van Tol G, Christophersen T. 2008 Conservation and use of wildlife-based resources: the bushmeat crisis. Bogor, Indonesia: Secretariat of the Convention on Biological Diversity, Montreal, and Center for International Forestry Research (CIFOR).
70. Wilkie DS, Carpenter JF. 1999 Bushmeat hunting in the Congo Basin: an assessment of impacts and options for mitigation. Biodivers. Conserv. 8, 927-955. (doi:10.1023/A:1008877309871)
71. Schenck M, Effa EN, Starkey M, Wilkie D, Abernethy K, Telfer P, Godoy R, Treves A. 2006 Why people eat bushmeat: results from two-choice, taste tests in Gabon, Central Africa. Hum. Ecol. 34, 433-445. (doi:10.1007/s10745-006-9025-1)
72. East T, Kumpel NF, Milner-Gulland EJ, Rowcliffe JM. 2005 Determinants of urban bushmeat consumption in Rio Muni, Equatorial Guinea. Biol. Conserv. 126, 206-215. (doi:10.1016/j.biocon.2005.05.012)
73. Hennessey AB, Rogers JA. 2008 A study of the bushmeat trade in Ouesso, Republic of Congo. Conserv. Soc. 6, 179-184. (doi:10.4103/0972-4923.49211)
74. Edderal D, Dame M. 2006 A census of the commercial bushmeat in Yaounde, Cameroon. Oryx 40, 472-475. (doi:10.1017/S0030605306001256)
75. Malonga R. 1996 Dynamique socio-economique du circuit commerical de viande de chasse a Brazzaville. New York, NY: Wildlife Conservation Society.
76. Fa JE, Garcia-Yuste JE. 2001 Commercial bushmeat hunting in the Monte Mitra forests, Equatorial Guinea: extent and impact. Anim. Biodivers. Conserv. 24, 31-52.
77. Mbayma G. 2009 Bushmeat consumption in Kinshasa, DRC. Analysis at the household level. New York, NY: Wildlife Conservation Society.
78. Mbete RA et al. 2011 Profile of bushmeat sellers and evaluation of biomass commercialized in the municipal markets of Brazzaville, Congo. Trop. Conserv. Sci. 4, 203-217.
79. Fa JE, Seymour S, Dupain J, Amin R, Albrechtsen L, McDonald D. 2006 Getting to grips with the magnitude of exploitation: bushmeat in the Cross-Sanaga rivers region, Nigeria and Cameroon. Biol. Conserv. 129, 497-510. (doi:10.1016/j.biocon.2005. 11.031)
80. Tieguhong JC, Zwolinski J. 2009 Supplies of bushmeat for livelihoods in logging towns in the Congo Basin. J. Horticulture For. 1, 2-9.
81. Starkey M. 2004 Commerce and subsistence: the hunting, sale and consumption of bushmeat in Gabon. Cambridge, UK: University of Cambridge.
82. de Merode E, Homewood K, Cowlishaw G. 2004 The value of bushmeat and other wild foods to rural households living in extreme poverty in Democratic Republic of Congo. Biol. Conserv. 118, 573-581. (doi:10.1016/j.biocon.2003.10.005)
83. Coad L, Abernethy K, Balmford A, Manica A, Airey L, Milner-Gulland EJ. 2010 Distribution and use of income from bushmeat in a rural village, central Gabon. Conserv Biol. 24, 1510-1518. (doi:10.1111/ j.1523-1739.2010.01525.x)
84. Abernethy K, Coad L, Ilambu O, Makiloutila F, Easton J, Akiak J. 2010 Wildlife hunting, consumption and trade in the Oshwe sector of the Salonga-Lukenie-Sankuru Landscape. Kinshasa, Democratic Republic of the Congo: WWF CARPO.
85. Auzel P, Wilkie D. (eds) 2000 Wildlife use in northern Congo: hunting in a commercial logging concession. New York, NY: Columbia University Press.
86. Carpaneto GM, Fusarii A, Okongo H. 2007 Subsistence hunting and exploitation of mammals in the Haut-Ogooué province, south-eastern Gabon. J. Anthropol. Sci. 85, 183-193.
87. Lahm S. 1994 Hunting and wildlife in northeastern Gabon: why conservation should extend beyond protected areas. Makoukou, Gabon: Institut de Recherche en Ecologie Tropicale.
88. Allebone-Webb SM, Kumpel NF, Rist J, Cowlishaw G, Rowcliffe JM, Milner-Gulland EJ. 2011 Use of market data to assess bushmeat hunting sustainability in Equatorial Guinea. Conserv. Biol. 25, 597-606. (doi:10.1111/j.1523-1739.2011.01681.x)
89. Robinson JG, Redford KH (eds) 1991 Sustainable harvest of neotropical forest mammals. Chicago, IL: University of Chicago Press.
90. Cowlishaw G, Mendelson S, Rowcliffe JM. 2005 Evidence for post-depletion sustainability in a mature bushmeat market. J. Appl. Ecol. 42, 460-468. (doi:10.1111/j.1365-2664.2005.01046.x)
91. Kumpel NF, Milner-Gulland EJ, Cowlishaw G, Rowcliffe JM. 2010 Assessing sustainability at multiple scales in a rotational bushmeat hunting system. Conserv. Biol. 24, 861-871. (doi:10.1111/j. 1523-1739.2010.01505.x)
92. Ling S, Milner-Gulland EJ. 2006 Assessment of the sustainability of bushmeat hunting based on dynamic bioeconomic models. Conserv. Biol. 20, 1294-1299. (doi:10.1111/j.1523-1739.2006.00414.x)
93. Robinson JG, Redford KH, Bennett EL. 1999 Conservation-Wildlife harvest in logged tropical forests. Science 284, 595-596. (doi:10.1126/ science.284.5414.595)
94. Papworth SK, Rist J, Coad L, Milner-Gulland EJ. 2009 Evidence for shifting baseline syndrome in conservation. Conserv. Lett. 2, 93-100. (doi:10. 1111/j.1755-263X.2009.00049.x)
95. Weinbaum KZ, Brashares JS, Golden CD, Getz WM. 2013 Searching for sustainability: are assessments of wildlife harvests behind the times? Ecol. Lett. 16, 99-111. (doi:10.1111/ele.12008)
96. Newing H. 2001 Bushmeat hunting and management: implications of duiker ecology and interspecific competition. Biodivers. Conserv. 10, 99-118. (doi:10.1023/A:1016671524034)
97. Treves A. 2009 Hunting for large carnivore conservation. J. Appl. Ecol. 46, 1350-1356. (doi:10. 1111/j.1365-2664.2009.01729.x)
98. Linder JM, Oates JF. 2011 Differential impact of bushmeat hunting on monkey species and implications for primate conservation in Korup National Park, Cameroon. Biol. Conserv. 144, 738-745. (doi:10.1016/j.biocon.2010.10.023)
99. Dirzo R, Mendoza E, Ortiz P. 2007 Size-related differential seed predation in a heavily defaunated neotropical rain forest. Biotropica 39, 355-362. (doi:10.1111/j.1744-7429.2007.00274.x)
100. Terborgh J, Nunez-Iturri G, Pitman NCA, Valverde FHC, Alvarez P, Swamy V, Pringle EG, Paine CET. 2008 Tree recruitment in an empty forest. Ecology 89, 1757-1768. (doi:10.1890/07-0479.1)
101. Babweteera F, Savill P, Brown N. 2007 Balanites wilsoniana: regeneration with and without elephants. Biol. Conserv. 134, 40-47. (doi:10.1016/ j.biocon.2006.08.002)
102. Blake S, Deem SL, Mossimbo E, Maisels F, Walsh P. 2009 Forest elephants: tree planters of the Congo. Biotropica 41, 459-468. (doi:10.1111/j.1744-7429. 2009.00512.x)
103. Wang BC, Sork VL, Leong MT, Smith TB. 2007 Hunting of mammals reduces seed removal and dispersal of the afrotropical tree Antrocaryon klaineanum (Anacardiaceae). Biotropica 39, 340-347. (doi:10.1111/j.1744-7429.2007.00275.x)
104. Harrison RD, Tan S, Ploktin JB, Slik F, Detto M, Brenes T, Itoh A, Davies SJ. 2013 Consequences of defaunation for a tropical tree community. Ecol. Lett. 16, 687-694. (doi:10.1111/ele.12102)
105. Brodie JF, Gibbs HK. 2009 Bushmeat hunting as climate threat. Science 326, 364-365. (doi:10. 1126/science.326_364b)
106. Wright SJ, Stoner KE, Beckman N, Corlett RT, Dirzo R, Muller-Landau HC, Nuñez-Iturri G, Peres CA, Wang BC. 2007 The plight of large animals in tropical forests and the consequences for plant regeneration. Biotropica 39, 289-291. (doi:10. 1111/j.1744-7429.2007.00293.x)
107. Nunez-Iturri G, Olsson O, Howe HF. 2008 Hunting reduces recruitment of primate-dispersed trees in Amazonian Peru. Biol. Conserv. 141, 1536-1546. (doi:10.1016/j.biocon.2008.03.020)
108. Muller-Landau HC. 2007 Predicting the long-term effects of hunting on plant species composition and diversity in tropical forests. Biotropica 39, 372-384. (doi:10.1111/j.1744-7429.2007.00290.x)
109. Beckman NG, Muller-Landau HC. 2007 Differential effects of hunting on pre-dispersal seed predation and primary and secondary seed removal of two neotropical tree species. Biotropica 39, 328-339. (doi:10.1111/j.1744-7429.2007.00273.x)
110. Holbrook KM, Loiselle BA. 2009 Dispersal in a Neotropical tree, Virola flexuosa (Myristicaceae): Does hunting of large vertebrates limit seed removal? Ecology 90, 1449-1455. (doi:10.1890/08-1332.1)
111. Nunez-Iturri G, Howe HF. 2007 Bushmeat and the fate of trees with seeds dispersed by large primates in a lowland rain forest in western Amazonia. Biotropica 39, 348-354. (doi:10.1111/j.1744-7429. 2007.00276.x)
112. Stevenson PR. 2011 The abundance of large ateline monkeys is positively associated with the diversity of plants regenerating in neotropical forests. Biotropica 43, 512-519. (doi:10.1111/j.1744-7429. 2010.00708.x)
113. Nichols E, Larsen T, Spector S, Davis AL, Escobar F, Favila M, Vulinec K. 2008 Global dung beetle response to tropical forest modification and fragmentation: a quantitative literature review and meta-analysis. Biol. Conserv. 141, 1932-1939. (doi:10.1016/j.biocon.2008.06.004)
114. Vanthomme H, Belle B, Forget PM. 2010 Bushmeat hunting alters recruitment of large-seeded plant species in Central Africa. Biotropica 42, 672-679. (doi:10.1111/j.1744-7429.2010.00630.x)
115. Andresen E, Laurance SGW. 2007 Possible indirect effects of mammal hunting on dung beetle assemblages in Panama. Biotropica 39, 141-146. (doi:10.1111/j.1744-7429.2006.00239.x)
116. Jansen PA, Muller-Landau HC, Wright SJ. 2010 Bushmeat hunting and climate: an indirect link. Science 327, 330. (doi:10.1126/science.327. 5961.30-a)
117. Guimaraes PR, Galetti M, Jordano P. 2008 Seed dispersal anachronisms: rethinking the fruits extinct megafauna ate. PLoS ONE 3, e1745. (doi:10.1371/ journal.pone.0001745)
118. Marquis R. 2010 The role of herbivores in terrestrial trophic cascades. In Trophic cascades (eds J Terborgh, JA Estes), 1st edn, pp. 109-124. Washington, DC: Island Press.
119. Phillips OL et al. 2002 Increasing dominance of large lianas in Amazonian forests. Nature 418, 770-774. (doi:10.1038/nature00926)
120. van der Heijden GMF, Phillips OL. 2009 Liana infestation impacts tree growth in a lowland tropical moist forest. Biogeosciences 6, 2217-2226. (doi:10. 5194/bg-6-2217-2009)
121. Terborgh J. In press. Using Janzen-Connell to predict the consequences of defaunation and other disturbances of tropical forests. Biol. Conserv. (doi:10.1016/j.biocon.2013.01.015)
122. Wright IJ et al. 2007 Relationships among major dimensions of plant trait variation in seven Neotropical forests. Ann. Bot. Lond. 99, 1003-1015. (doi:10.1093/aob/mcl066)
123. Voysey BC, McDonald KE, Rogers ME, Tutin CEG, Parnell RJ. 1999 Gorillas and seed dispersal in the Lopé Reserve, Gabon. II: survival and growth of seedlings. J. Trop. Ecol. 15, 39-60. (doi:10.1017/ S0266467499000668)
124. Cochrane EP. 2003 The need to be eaten: Balanites wilsoniana with and without elephant seeddispersal. J. Trop. Ecol. 19, 579-589. (doi:10.1017/ S0266467403003638)
125. Stoner KE, Riba-Hernandez P, Vulinec K, Lambert JE. 2007 The role of mammals in creating and modifying seedshadows in tropical forests and some possible consequences of their elimination. Biotropica 39, 316-327. (doi:10.1111/j.1744-7429. 2007.00292.x)
126. Rudel TK. 2013 The national determinants of deforestation in sub-Saharan Africa. Phil. Trans. R. Soc. B 368, 20120405. (doi:10.1098/rstb.2012.0405)
127. Oxford Business Group. 2011 Gabon: the report. Oxford, UK: Oxford Business Group.
128. Mayaux P et al. 2013 State and evolution of the African rainforests between 1990 and 2010. Phil. Trans. R. Soc. B 368, 20120300. (doi:10.1098/rstb. 2012.0300)
129. Poulsen JR, Clark CJ, Mavah G, Elkan PW. 2009 Bushmeat supply and consumption in a tropical logging concession in Northern Congo. Conserv. Biol. 23, 1597-608. (doi:10.1111/j.1523-1739.2009. 01251.x)
130. Thibault M, Blaney S. 2003 The oil industry as an underlying factor in the bushmeat crisis in Central Africa. Conserv. Biol. 17, 1807-0813. (doi:10.1111/ j.1523-1739.2003.00159.x)
131. Blake S et al. 2008 Roadless wilderness area determines forest elephant movements in the Congo Basin. PLoS ONE 3, e3546. (doi:10.1371/ journal.pone.0003546)
132. Wilkie D, Shaw E, Rotberg F, Morelli G, Auzel P. 2000 Roads, development, and conservation in the Congo basin. Conserv. Biol. 14, 1614-1622. (doi:10. 1046/j.1523-1739.2000.99102.x)
133. Yackulic CB, Strindberg S, Maisels F, Blake S. 2011 The spatial structure of hunter access determines the local abundance of forest elephants (Loxodonta africana cyclotis). Ecol. Appl. 21, 1296-1307. (doi:10.1890/09-1099.1)
134. Poulsen JR, Clark CJ, Bolker BM. 2011 Decoupling the effects of logging and hunting on an Afrotropical animal community. Ecol. Appl. 21, 1819-1836. (doi:10.1890/10-1083.1)
135. Nasi R, Billand A, Vanvliet N. 2012 Managing for timber and biodiversity in the Congo Basin. For. Ecol. Manag. 268, 103-111. (doi:10.1016/j.foreco. 2011.04.005)
136. Mertens B, Lambin EF. 2000 Land-cover-change trajectories in southern Cameroon. Ann. Assoc. Am. Geogr. 90, 467-494. (doi:10.1111/0004-5608. 00205)
137. Galford GL, Soares-Filho B, Cerri CEP. 2013 Prospects for land-use sustainability on the agricultural frontier of the Brazilian Amazon. Phil. Trans. R. Soc. B 368, 20120171. (doi:10.1098/rstb.2012.0171)
138. Zhang QF, Justice CO, Jiang MX, Brunner J, Wilkie DS. 2006 A GIS-based assessment on the vulnerability and future extent of the tropical forests of the Congo Basin. Environ. Monit. Assess. 114, 107-121. (doi:10.1007/s10661-006-2015-3)
139. James R, Washington R, Rowell DP. 2013 Implications of global warming for the climate of African rainforests. Phil. Trans. R. Soc. B 368, 20120298 (doi:10.1098/rstb.2012.0298)
140. Otto FEL, Jones RG, Halladay K, Allen MR. 2013 Attribution of changes in precipitation patterns in African rainforests. Phil. Trans. R. Soc. B 368, 368, 20120299 (doi:10.1098/rstb.2012.0299)
141. Fisher JB et al. 2013 African tropical rainforest net carbon dioxide fluxes in the twentieth century. Phil. Trans. R. Soc. B 368, 20120376. (doi:10.1098/rstb. 2012.0376)
142. Asefi-Najafabady S, Saatchi S. 2013 Response of African humid tropical forests to recent rainfall anomalies. Phil. Trans. R. Soc. B 368, 20120306. (doi:10.1098/rstb.2012.0306)
143. Malhi Y, Aragao LEOC, Galbraith D, Huntingford C, Fisher R, Zelazowski P, Sitch S, McSweeney C, Meir P. 2009 Exploring the likelihood and mechanism of a climate-change-induced dieback of the Amazon rainforest. Proc. Natl Acad. Sci. USA 106, 20 610-20 615. (doi:10.1073/pnas.0804619106)
144. Huntingford C et al. 2013 Simulated resilience of tropical rainforests to CO2-induced climate change. Nat. Geosci. 6, 268-273. (doi:10.1038/ngeo1741)
145. Cochrane MA. 2003 Fire science for rainforests. Nature 421, 913-919. (doi:10.1038/nature01437)
146. Bowman DMJS et al. 2011 The human dimension of fire regimes on earth. J. Biogeogr. 38, 2223-2236. (doi:10.1111/j.1365-2699.2011.02595.x)
147. Tutin CEG, Fernandez M. 1993 Relationships between minimum temperature and fruit production in some tropical forest trees in Gabon. J. Trop. Ecol. 9, 241-248. (doi:10.1017/ S0266467400007239)
148. Chapman CA, Chapman LJ, Struhsaker TT, Zanne AE, Clark CJ, Poulsen JR. 2005 A long-term evaluation of fruiting phenology: importance of climate change. J. Trop. Ecol. 21, 31-45. (doi:10.1017/ S0266467404001993)
149. Tutin CEG, White LJ. 1998 Primates, phenology and frugivory: present past and future patterns in the Lopé Reserve, Gabon. In Dynamics of tropical communities (eds DH Newbury, HT Prins, N Brown), pp. 309-337. Oxford, UK: Blackwell Science.
150. Barnes RFW, Barnes KL, Alers MPT, Blom A. 1991 Man determines the distribution of elephants in the rain-forests of northeastern Gabon. Afr. J. Ecol. 29, 54-63. (doi:10.1111/j.1365-2028.1991. tb00820.x)
151. Wilkie D, Sidle JG, Boundzanga GC, Blake S, Auzel P. 2001 Defaunation or deforestation: commercial logging and market hunting in northern Congo. In The cutting edge: conserving wildlife in logged tropical forests (eds R Fimbel, JG Robinson, A Graial), pp. 375-399. New York, NY: Columbia University Press.
152. Barnes RFW. 2002 The bushmeat boom and bust in West and Central Africa. Oryx 36, 236-242. (doi:10. 1017/S0030605302000443)
153. Rist J, Milner-Gulland EJ, Cowlishaw G, Rowcliffe M. 2010 Hunter reporting of catch per unit effort as a monitoring tool in a bushmeat-harvesting system. Conserv. Biol. 24, 489-499. (doi:10.1111/j.1523-1739.2010.01470.x)
154. Hedges S. 2012 Monitoring elephants and assessing threats: a manual for researchers, managers and conservationists. Himayatnagar, India: Hyderabad Universities.
155. Kuëhl H, Maisels F, Ancrenaz M, Williamson EA (eds) 2008 Best practice guidelines for surveys and monitoring of great ape populations. Gland, Switzerland: IUCN.
156. Lewis SL et al. 2013 Above-ground biomass and structure of 260 African tropical forests. Phil. Trans. R. Soc. B 368, 20120295. (doi:10.1098/rstb.2012.0295)
157. Prugh LR, Hodges KE, Sinclair ARE, Brashares JS. 2008 Effect of habitat area and isolation on fragmented animal populations. Proc. Natl Acad. Sci. USA 105, 20 770-20 775. (doi:10.1073/pnas. 0806080105)
158. Chazdon RL et al. 2009 Beyond reserves: a research agenda for conserving biodiversity in human-modified tropical landscapes. Biotropica 41, 142-153. (doi:10.1111/j.1744-7429.2008. 00471.x)
159. Stokes EJ et al. 2010 Monitoring great ape and elephant abundance at large spatial scales: measuring effectiveness of a conservation landscape. PLoS ONE 5, e10294. (doi:10.1371/ journal.pone.0010294)
160. Clark CJ, Poulsen JR, Malonga R, Elkan PW. 2009 Can wildlife management in logging concession extend the 'conservation estate' of tropical forests? Conserv. Biol. 23, 1281-1293. (doi:10.1111/j.1523-1739.2009.01243.x)
161. Tranquilli S et al. 2011 Lack of conservation effort rapidly increases African great ape extinction risk. Conserv. Lett. 5, 48-55. (doi:10.1111/j.1755-263X. 2011.00211.x)
162. Stokes EJ. 2010 Improving effectiveness of protection efforts in tiger source sites: developing a framework for law enforcement monitoring using MIST. Integr. Zool. 5, 363-377. (doi:10.1111/j. 1749-4877.2010.00223.x)