Evaluating effects of deforestation, hunting, and El Niño events on a threatened lemur

Biological Conservation

Volumn 141, Issue 1, 2008, Pages 287-297

  Dunham, Amy E ^a   Erhart, Elizabeth M ^b   Overdorff, Deborah J ^c   Wright, Patricia C ^d  

^a HARVARD UNIVERSITY   (United States)

^b TEXAS STATE UNIVERSITY   (United States)

^c UNIVERSITY OF TEXAS AT AUSTIN   (United States)

^d STONY BROOK UNIVERSITY   (United States)

Author keywords

Demography; El Ni o; Endangered species; Extinction risks; Lemurs; Madagascar; Management; Population models; Population viability analysis; Propithecus edwardsi

Indexed keywords

CONSERVATION MANAGEMENT; DEFORESTATION; EL NINO; ENDANGERED SPECIES; ENVIRONMENTAL EFFECT; EXTINCTION RISK; FECUNDITY; GLOBAL CLIMATE; HABITAT FRAGMENTATION; HUNTING; POPULATION MODELING; PRIMATE; PROTECTED AREA; RAINFOREST; SURVIVAL;

INDIAN OCEAN; INDIAN OCEAN ISLANDS; MADAGASCAR;

LEMUR; LEMURIDAE; PROPITHECUS EDWARDSI; STREPSIRHINI;

EID: 36549042844     PISSN: 00063207     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.biocon.2007.10.006     Document Type: Article

References (47)

1. Achard F., Eva H.D., Stibig H., Mayaux P., Gallego J., Richards T., and Malingreau J. Determination of deforestation rates of the world's humid tropical forests. Science 297 (2002) 999-1002
2. Akçakaya H.R. Population viability analysis with demographically and spatially structured models. Ecological Bulletins 48 (2000) 23-38
3. Akçakaya H.R. Estimating the variance of survival rates and fecundities. Animal Conservation 5 (2002) 333-336
4. Akçakaya, R.H., 2002b. RAMAS Metapop: Viability analysis for stage-structured metapopulations. Version 4.0. Applied Biomathematics, Setauket, NY.
5. ANGAP, 2003. Carte de localisation du Parc National de Ranomafana. Map by Association Nationale pour la Gestion des Aires Protégées/FTM, Ranomafana.
6. Bercovitch F.B., Lebron M.R., Martinez H.S., and Kessler M.J. Primigravidity, body weight, and costs of rearing first offspring in rhesus macaques. American Journal of Primatology 46 (1999) 135-144
7. Dehgan, A. 2003. The behavior of extinction: Predicting the incidence and local extinction of lemurs in fragmented habitats of southeastern Madagascar. Ph.D. Dissertation.University of Chicago Publisher, Department of Ecology and Evolution, 248 pp.
8. deKroon H.A., Plaisier J.M., van Groenendael J.M., and Caswell H. Elasticity; the relative contribution of demographic parameters to population growth rate. Ecology 67 (1986) 1427-1431
9. Du Puy D.J., and Moat J.F. Vegetation mapping and classification in Madagascar (using GIS): implications and recommendations for the conservation of biodiversity. In: Huxley C.R., Lock J.M., and Cutler D.F. (Eds). Chorology, taxonomy and ecology of the Floras of African and Madagascar (1998), Royal Botanic Gardens, Kew 97-117
10. Erhart E.M., and Overdorff D.J. Infanticide in Propithecus diadema edwardsi: An evaluation of the sexual selection hypothesis. International Journal of Primatology 19 (1998) 73-81
11. FAO, 2003. State of the World's Forests (SOFO) - SOFO 2003. Food and Agricultural Organization of the United Nations, Rome, Italy.
12. Fedorov A.V., and Philander S.G. Is El Niño changing?. Science 288 (2000) 1197-2002
13. Ganzhorn J.U., Lowry II P.P., Schatz G.E., and Sommer S. The biodiversity of Madagascar: one of the world's hottest hotspots on its way out. Oryx 35 (2001) 346-348
14. Glander K.E., Fedigan L.M., Fedigan L., and Chapman C. Field methods for capture and measurement of three monkey species in Costa Rica. Folia Primatologica 57 (1991) 70-82
15. Goodman S.M., and Benstead J.P. Updated estimates of biotic diversity and endemism for Madagascar. Oryx 39 (2005) 73-77
16. Gould L., Sussman R.W., and Sauther M.L. Natural disasters and primate populations: The effects of a 2-year drought on a naturally ocurring population of ring-tailed lemurs (Lemur catta). International Journal of Primatology 20 (1999) 69-83
17. Hemingway C.A. Selectivity and variability in the diet of Milne-Edwards' Sifakas (Propithecus diadema edwardsi): Implications for folivory and seed-eating. International Journal of Primatology 19 (1998) 355-377
18. Ingram J.C., and Dawson T.P. Climate change impacts and vegetation response on the island of Madagascar. Philosophical Transactions of the Royal Society A 363 (2005) 55-59
19. Irwin, M.T. 2006. Ecological impacts of forest fragmentation on diademed sifakas (Propithecus diadema) at Tsinjoarivo, eastern Madagascar: Implications for conservation in fragmented landscapes. Ph.D. thesis. Stony Brook University Publisher, Department of Physical Anthropology, 410 pp.
20. Irwin M.T., Johnson S.E., and Wright P.C. The state of lemur conservation in Southeastern Madagascar: Population and habitat assessments for diurnal lemurs using surveys, satellite imagery and GIS. Oryx 39 (2005) 204-218
21. Irwin M.T., Smith T.M., and Wright P.C. Census of three eastern rainforest sites north of Ranomafana National Park: Preliminary results and implications for lemur conservation. Lemur News 5 (2000) 20-21
22. IUCN, 2001. IUCN Red List Categories and Criteria: Version 3.1. IUCN Species Survival Commission, Gland, Switzerland and Cambridge, UK.
23. IUCN, 2004. 2004 IUCN Red List of Threatened Species. A Global Species Assessment. in: IUCN (World Conservation Union), Gland and Cambridge, UK.
24. Jolly A., Dobson A., Rasamimanana H.M., Walker J., O'Connor S., Solberg M., and Perei V. Demography of Lemur catta at Berenty Reserve, Madagascar: Effects of troop size, habitat and rainfall. International Journal of Primatology 23 (2002) 327-353
25. Kendall B.E. Estimating the magnitude of environmental stochasticity in survivorship data. Ecological Applications 8 (1998) 184-193
26. King S.J., Arrigo-Nelson S.J., Pochron S.T., Semprebon G.M., Godfrey L.R., Wright P.C., and Jernvall J. Dental senescence in a long-lived primate links infant survival to rainfall. Proceedings of the National Academy of Sciences 102 (2005) 16579-16583
27. Lehman S., Ratsimbazafy J., Rajaonson A., and Day S. Decline of Propithecus diadema edwardsi and Varecia variegata variegata (Primates: Lemuridae) in south-east Madagascar. Oryx 40 (2005) 1-4
28. Lehman S.H., and Ratsimbazafy R.H. Biological assessment of the Fandriana-Marolambo forest corridor, Madagascar. Lemur News 6 (2001) 8
29. Lehman S.M., Mayor M., and Wright P.C. Ecogeographic size variations in sifakas: A test of the resource seasonality and resource quality hypotheses. American Journal of Physical Anthropology 126 (2005) 318-328
30. Lehman S.M., Rajaonson A., and Day S. Edge effects and their influence on lemur density and distribution in Southeast Madagascar. American Journal of Physical Anthropology 129 (2006) 232-241
31. Lehman S.M., Ratsimbazafy J., Rajaonson A., and Day S. Decline of Propithecus diadema edwardsi and Varecia variegata variegata (Primates: Lemuridae) in south-east Madagascar. Oryx 40 (2006) 108-111
32. Lehman S.M., Ratsimbazafy J., Rajaonson A., and Day S. Ecological correlates to lemur community structure in southeast Madagascar. International Journal of Primatology 27 (2006) 1023-1040
33. Link W.A., and Doherty P.F.J. Scaling in sensitivity analysis. Ecology 82 (2002) 3299-3305
34. Mayor M.I., Sommer J.A., Houck M.L., Zaonarivelo J.R., Wright P.C., Ingram C., Engel S.R., and Louis E.E. Specific status of Propithecus spp. International Journal of Primatology 25 (2004) 875-900
35. Mittermeier, R.A., Valladares-Pádua C., Rylands A.B., Eudey A.A., Butynski T.M., Ganzhorn J.U., Kormos R., Aguiar J.M., Walker S., 2005. Primates in peril: The world's 25 most endangered primates 2004-2006. Report by IUCN/SSC Primate Specialist Group (PSG), International Primatological Society (IPS), Conservation International (CI), Washington, DC. p. 45.
36. Myers N., Mittermeier R.A., Mittermeier C.G., da Fanseca G.A.B., and Kent J. Biodiversity hotspots for conservation priorities. Nature 403 (2000) 853-858
37. Pochron S., Tucker T., and Wright P.C. Demography, life history and social structure in Propithecus diadema edwardsi from 1986 to 2000 of Ranomafana National Park, Madagascar. American Journal of Physical Anthropology (2004)
38. Pochron S., and Wright P. Variability in adult group compositions of a prosimian primate. Behavioural Ecology and Sociobiology 54 (2003) 285-293
39. Sabo J.L., Holmes E.E., and Kareiva P. Efficacy of simple viability models in ecological risk assesment: Does density dependence matter?. Ecology 85 (2004) 328-341
40. Thomson M.D., Abayomi I., Barnston A.G., Levy M., and Dilley M. El Niño and drought in southern Africa. Lancet 361 (2003) 437-438
41. Timmermann A., Oberhuber J., Bacher A., Esch M., Latif M., and Roeckner E. Increased El Nio frequency in a climate model forced by future greenhouse warming. Nature 398 (1999) 694-697
42. Whitmore T.C. Madagascan deforestation rate during 1980. In: Lourenco W., and Goodman S.M. (Eds). Diversité et endémisme à Madagascar (2000), Mémoires de la Société de Biogéographie, Paris 125
43. Wright P.C. Demography and life-history of free-ranging Propithecus-Diadema-Edwardsi in Ranomafana-National-Park, Madagascar. International Journal of Primatology 16 (1995) 835-854
44. Wright P.C. The future of biodiversity in Madagascar; A view from Ranomafana National Park. In: Goodman S.M., and Patterson B.D. (Eds). Natural change and human impact in Madagascar (1997), Smithsonian Institution Press, Washington 381-405
45. Wright, P.C., 1999. Lemur traits and Madagascar ecology: Coping with an island environment. Yearbook of Physical Anthropology 1999, vol. 42, pp. 31-72.
46. Wright P.C., and Andriamihaja B. Making a rain forest park work in Madagascar. In: Terborgh J., van Schaik C., Davenport L., and Rao M.R. (Eds). Making parks work: strategies for preserving tropical nature (2002), Island Press, Washington DC xix + 511
47. Wright P.C., Andriamihaja B.R., and Raharimiandra S.A. Tanala synecological relations with lemurs in southeastern Madagascar. In: Paterson J.D., and Wallis J. (Eds). Commensalism and Conflict: the primate - human interface (2005), Kluwer Press, New York