Abundance/density case study: Jaguars in the Americas

Camera Traps in Animal Ecology: Methods and Analyses

Volumn , Issue , 2011, Pages 119-144

  Maffei, Leonardo ^a   Noss, Andrew J ^a   Silver, Scott C ^a   Kelly, Marcella J ^b  

^a WILDLIFE CONSERVATION SOCIETY   (United States)

^b VIRGINIA POLYTECHNIC INSTITUTE AND STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84900234767     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1007/978-4-431-99495-4_8     Document Type: Chapter

References (90)

1. Amit, R. R. 2007. Densidad De jaguares (Panthera onca), en el Sector San Cristóbal del Área De Conservación Guanacaste, Costa Rica. Undergraduate thesis. Universidad Nacional, Heredia, Costa Rica
2. Arispe, R., D. I. Rumiz, and C. Venegas. 2005. Segundo censo De jaguares (Panthera onca) y otros mamíferos con trampas cámara en La Estancia San Miguelito. Technical Report #144, Wildlife Conservation Society, Santa Cruz, Bolivia
3. Arispe, R., C. Venegas, D. I. Rumiz, and A. J. Noss. 2006. Estudio De mamíferos con trampas cámara en estancias ganaderas al sur De Roboré. Technical Report #166, Wildlife Conservation Society, Santa Cruz, Bolivia
4. Arispe, R., D. I. Rumiz, and C. Venegas. 2007. Censo De jaguares (Panthera onca) y otros mamíferos con trampas-cámara en La Concesión Forestal El Encanto (23 De septiembre-20 De noviembre). Technical Report #173, Wildlife Conservation Society, Santa Cruz, Bolivia
5. Astete, S. E. 2008. Ecología da onça pintada nos Parques Nacionais Serra da Capivara e Serra das Confusões, Piauí. M.S. thesis. Universidade da Brasília, Brasilia, Brazil
6. Borchers, D. L. and M. G. Efford. 2008. Spatially explicit maximum likelihood methods for capture-recapture studies. Biometrics 64:377-385
7. Bustamante, A. 2008. Densidad y uso De hábitat por los felinos en La parte sureste del área De amortiguamiento del Parque Nacional Corcovado, Península del Osa, Costa Rica. M.S. thesis, Universidad Nacional, Heredia, Costa Rica
8. Carbone, C., S. Christie, K. Conforti, T. Coulson, N. Franklin, J. R. Ginsberg, M. Griffiths, J. Holden, K. Kawanishi, M. Kinnaird, R. Laidlaw, A. Lynam, D. W. Macdonald, D. Martyr, C. McDougal, L. Nath, T. O'Brien, J. Seidensticker, D. J. L. Smith, M. Sunquist, R. Tilson, and W. N. Wan Shahruddin. 2001. The use of photographic rates to estimate densities of tigers and other cryptic animals. Animal Conservation 4:75-79
9. Carbone, C., S. Christie, K. Conforti, T. Coulson, N. Franklin, J. R. Ginsberg, M. Griffiths, J. Holden, M. Kinnaird, R. Laidlaw, A. Lynam, D. W. MacDonald, D. Martyr, C. McDougal, L. Nath, T. O'Brien, J. Seidensticker, J. L. D. Smith, R. Tilson, and W. N. Wan Shahruddin. 2002 The use of photographic rates to estimate densities of cryptic mammals: Response to Jennelle et al. Animal Conservation 5(2) 121-124
10. Carrillo, E., R. Salom-Pérez, J. Saénz, and C. Saénz. 2007. Análisis De distribución De poblaciones De mono araña, felinos grandes y sus presas en La Península De Osa como una herramienta para definir áreas prioritarias De conservación. Final Report presented to INBio. Instituto Nacional De Biodiversidad-Coalición Técnica del Corredor Osa, Critical Ecosystem Partnership Fund- Conservation International, Wildlife Conservation Society & Instituto Internacional en Conservación y Manejo De Vida Silvestre, San José, Costa Rica
11. Ceballos, G., C. Chávez, A. Rivera, C. Manterola, and B. Wall. 2002. Tamaño poblacional y conservación del jaguar en La Reserva De La Biosfera Calakmul, Campeche, México. Pages 403- 417 in R. A. Medellín, C. Equihua, C. L. B. Chetkiewicz, P. G. Crawshaw, Jr., A. Rabinowitz, K. H. Redford, J. G. Robinson, E. W. Sanderson, and A. B. Taber, editors. El jaguar en el Nuevo milenio. Fondo De Cultura Económica, Universidad Nacional Autónoma De México, Wildlife Conservation Society, Mexico City, Mexico
12. Chávez, C., G. Ceballos, R. Medellín, and H. Zarza. 2006. Primer censo nacional del jaguar. Pages 133-141 in Conservación y manejo del jaguar en México: Estudios De caso y perspectivas. G. Ceballos, C. Chávez, R. List, and H. Zarza, editors. Comisión nacional para el conocimiento y uso De La biodiversidad, World Wildlife Fund, Telcel, Universidad Nacional Autónoma De México, Mexico City, Mexico
13. Crawshaw, P. G., Jr. 1995. Comparative ecology of the ocelot (Leopardus pardalis) and jaguar (Panthera onca) in a protected subtropical forest in Brazil and Argentina. Ph.D. dissertation. University of Florida, Gainesville, FL
14. Crawshaw, P. G., Jr. and H. B. Quigley. 1991. Jaguar spacing, activity and habitat use in a seasonally flooded environment in Brazil. Journal of Zoology, London 223:357-370
15. Cuéllar, E., T. Dosapei, R. Peña, and A. J. Noss. 2003. Jaguar and other mammal camera trap survey Ravelo II, Ravelo field camp (19° 17¢ 44'S, 60° 37¢ 10'W), Kaa-Iya del Gran Chaco National Park, 18 September-18 November 2003. Technical Report #103. Wildlife Conservation Society, Santa Cruz, Bolivia
16. Cuéllar, E., J. Segundo, G. Castro, and A. J. Noss. 2004. Jaguar and other mammal camera trap survey Guanaco II, Guanaco field camp (20° 03¢ 03'S, 62° 26¢ 04'W), Kaa-Iya del Gran Chaco National Park, 18 August-18 October 2004. Technical Report #108. Wildlife Conservation Society, Santa Cruz, Bolivia
17. Cuéllar, E., L. Maffei, R. Arispe, and A. J. Noss. 2006. Geoffroy's cats at the northern limit of their range: Activity patterns and density estimates from camera trapping in Bolivian dry forests. Studies on Neotropical Fauna and Environment 41(3):169-178
18. Cullen, L. Jr., D. Sana, K. C. Abreu, and A. F. D. Nava. 2005. Jaguars as landscape detectives for the upper Paraná river corridor, Brazil. Natureza e Conservaç̃o 3(1):124-146
19. Denapole, L. 2007. Jaguar (Panthera onca), puma (Puma concolor) y presas en el Chaco Seco, Santiago del Estero, Repüblica Argentina. M.S. thesis. Universidad Nacional, Heredia, Costa Rica
20. Di Bitetti, M. S., A. Paviolo, and C. D. De Angelo. 2006. Density, habitat use and activity patterns of ocelots (Leopardus pardalis) in the Atlantic Forest of Misiones, Argentina. Journal of Zoology, London 270:153-163
21. Di Bitetti, M. S., A. Paviolo, C. D. De Angelo, and Y. E. Di Blanco. 2008. Local and continental correlates of the abundance of a neotropical cat, the ocelot (Leopardus pardalis). Journal of Tropical Ecology 24:189-200
22. Dice, L. R. 1938. Some census methods for mammals. Journal of Wildlife Management 2:119-120
23. Dillon, A. and M. J. Kelly. 2007. Ocelot Leopardus pardalis in Belize: The impact of trap spacing and distance moved on density estimates. Oryx 41:469-477
24. Dillon, A. and M. J. Kelly. 2008. Ocelot home range, overlap, and density using camera trapping and radio telemetry. Journal of Zoology 275(4):391-398
25. Efford, M. G., D. K. Dawson, and C. S. Robbins. 2004. DENSITY: Software for analysing capture- recapture data from passive detector arrays. Animal Biodiversity and Conservation 27:217-228
26. García, A. R., R. B. McNab, J. S. Shoender, J. Radachowsky, J. Moreira, C. Estrada, V. Méndez, D. Juárez, T. Dubón, M. Córdova, F. Córdova, F. Oliva, G. Tut, K. Tut, E. González, E. Muñoz, L. Morales, and L. Flores. 2006. Los jaguares del corazón del Parque Nacional Tikal, Petén, Guatemala. Asociación Balám and Wildlife Conservation Society, Flores, Petén, Guatemala
27. Harmsen, B. J., R. J. Foster, S. C. Silver, L. E. T. Ostro, and C. P. Doncaster. 2010. The ecology of jaguars in the Cockscomb Basin Wildlife Sanctuary, Belize. Pages 403-416 in D. Macdonald, editor. The biology and conservation of wild felids. Oxford University Press, Oxford
28. Henschel, P. and J. Ray. 2003. Leopards in African rainforests: Survey and monitoring techniques. WCS Global Carnivore Program. Wildlife Conservation Society, New York
29. Jackson, R. M., J. D. Roe, R. Wangchuk, and D. O. Hunter. 2006. Estimating snow leopard population abundance using photography and capture-recapture techniques. Wildlife Society Bulletin 34(3):772-781
30. Jennelle, C. S., M. C. Runge, and D. I. MacKenzie. 2002. The use of photographic rates to estimate densities of tigers and other mammals: A comment on misleading conclusions. Animal Conservation 5(2):119-120
31. Karanth, K. U. 1995. Estimating tiger Panthera tigris populations from camera-trap data using capture-recapture models. Biological Conservation 71:333-36
32. Karanth, K. U. and J. D. Nichols. 1998. Estimation of tiger densities in India using photographic captures and recaptures. Ecology 79(8):2852-2862
33. Karanth, K. U. and J. D. Nichols, editors. 2002. Monitoring tigers and their prey: A manual for researchers, managers and conservationists in tropical Asia. Centre for Wildlife Studies, Bangalore, India
34. Karanth, K. U., J. D. Nichols, N. S. Kumar, W. A. Link, and J. E. Hines. 2004. Tigers and their prey: Predicting carnivore densities from prey abundance. Proceedings of the National Academy of Sciences (PNAS) 101(14):4854-4858
35. Karanth, K. U., J. D. Nichols, N. S. Kumar, and J. E. Hines. 2006. Assessing tiger population dynamics using photographic capture-recapture sampling. Ecology 87(11):2925-2937
36. Kelly, M. J. 2003. Jaguar monitoring in the Chiquibul Forest, Belize. Caribbean Geography 13(1):19-32
37. Kelly, M. J., A. J. Noss, M. S. Di Bitetti, L. Maffei, R. Arispe, A. Paviolo, C. D. De Angelo, and Y. E. Di Blanco. 2008. Estimating puma densities from camera trapping across three study sites: Bolivia, Argentina, Belize. Journal of Mammalogy 89(2):408-418
38. Kostyria, A. V., A. S. Skorodelov, D. G. Miquelle, V. V. Aramilev, and D. McCullough. 2003 Results of camera trap survey of far eastern leopard population in southwest Primorski Krai, winter 2002-2003. Wildlife Conservation Society and Institute for Sustainable Natural Resource Use, Vladivostok, Russia
39. MacKenzie, D. I. 2005. What are the issues with presence-absence data for wildlife managers? Journal of Wildlife Management 69:849-860
40. MacKenzie, D. I. and W. L. Kendall. 2002. How should detection probability be incorporated into estimates of relative abundance? Ecology 83:2387-2393
41. MacKenzie, D. I., J. D. Nichols, J. E. Hines, M. G. Knutson, and A. B. Franklin. 2003. Estimating site occupancy, colonization, and local extinction when a species is detected imperfectly. Ecology 84:2200-2207
42. MacKenzie, D. I., J. D. Nichols, A. Royle, K. H. Pollock, L. L. Bailey, and J. E. Hines. 2006 Occupancy estimation and modeling: Inferring patterns and dynamics of species occurrence. Academic, Boston, MA
43. Maffei, L. 2005. Estudios con trampas cámaras en el Área Protegida San Matias. Technical Report #162. Wildlife Conservation Society, Santa Cruz, Bolivia
44. Maffei, L. and A. J. Noss. 2008. How small is too small? Camera trap survey areas and density estimates for ocelots in the Bolivian Chaco. Biotropica 40(1):71-75
45. Maffei, L., J. Barrientos, F. Mendoza, E. Ity, and A. J. Noss. 2003. Jaguar and other mammal camera trap survey Cerro II, Cerro Cortado field camp (19° 31¢ 36'S, 61° 18¢ 36'W), Kaa-Iya del Gran Chaco National Park, 28 November 2002-28 January 2003. Technical Report #85. Kaa-Iya Project (Capitanía De Alto y Bajo Isoso, Wildlife Conservation Society), Santa Cruz, Bolivia
46. Maffei, L., B. Julio, R. Paredes, A. Posiño, and A. J. Noss. 2004a. Estudios con trampas-cámara en el campamento Tucavaca III (18° 30.97¢ S, 60° 48.62¢ W), Parque Nacional Kaa-Iya del Gran Chaco, 28 De marzo-28 De mayo De 2004. Technical Report #129. Wildlife Conservation Society, Santa Cruz, Bolivia
47. Maffei, L., E. Cuéllar, and A. Noss. 2004b. One thousand jaguars (Panthera onca) in Bolivia's Chaco? Camera trapping in the Kaa-Iya National Park. Journal of Zoology, London 262:295-304
48. Maffei, L., A. J. Noss, E. Cuéllar, and D. I. Rumiz. 2005. Ocelot (Felis pardalis) population densities, activity, and ranging behaviour in the dry forests of eastern Bolivia: Data from camera trapping. Journal of Tropical Ecology 21(3):349-353
49. McBride, R., L. Zavala, and E. Buongermini. 2004. Proyecto Jaguareté. Informe Técnico 2002- 2004. Faro Moro Eco Research - Conservation Force, Secretaría del Ambiente, Asunción
50. Paraguay McBride, R., L. Zavala, and E. Buongermini. 2005. Proyecto Jaguareté. Informe Técnico 2005 Faro Moro Eco Research - Conservation Force, Secretaría del Ambiente, Asunción, Paraguay
51. McCain, E. B. and J. L. Childs. 2008. Evidence of resident jaguars (Panthera onca) in the southwestern United States and the implications for conservation. Journal of Mammalogy 89(1):1-10
52. McNab, R. B., J. Moreira, R. García, G. Ponce, V. Méndez, M. Córdova, F. Córdova, G. Ical, I. García, A. Vanegas, E. Zepeda, H. Tut, and R. Monzón. 2008. Densidad De jaguares en La Concesión Comunitaria De Carmelita y Asociación Forestal Integral San Andrés Petén, Reserva De La Biosfera Maya. Technical Report. Wildlife Conservation Society-Guatemala, Flores, Guatemala
53. Miller, C. M. 2005. Jaguar density in Gallon Jug Estate, Belize. Unpublished report. Wildlife Conservation Society, Gallon Jug, Belize
54. Miller, C. M. 2006. Jaguar density in Fireburn, Belize. Unpublished report. Wildlife Conservation Society, Gallon Jug, Belize
55. Miller, C. M. and B. Miller. 2005. Jaguar density in La Selva Maya. Unpublished report. Wildlife Conservation Society, Gallon Jug, Belize
56. Montaño, R. R., L. Maffei, and A. J. Noss. 2007. Segundo muestreo con trampas cámaras De jaguares y otros mamíferos en el Campamento Palmar De las Islas y Ravelo (Diciembre 2006-Marzo 2007). Technical Report #185. Wildlife Conservation Society, Santa Cruz, Bolivia
57. Moreira, J., R. B. McNab, D. Thornton, R. García, V. Méndez, A. Vanegas, G. Ical, E. Zepeda, R. Senturión, I. García, J. Cruz, G. Asij, G. Ponce, J. Radachowsky, and M. Córdova. 2007. The comparative abundance of jaguars in La Gloria-El Lechugal, Multiple Use Zone, Maya Biosphere Reserve, Guatemala. Wildlife Conservation Society, Flores, Guatemala
58. Moreno, R. 2006. Parámetros poblaciones y aspectos ecológicos De los felinos y sus presas en Cana, Parque Nacional Darien, Panamá. M.S. thesis. Universidad Nacional, Heredia, Costa Rica
59. Nüñez, R., B. Miller, and F. Lindzey. 2002. Ecología del jaguar en La Reserva De La Biosfera Chamela-Cuixmala, Jalisco, México. Pages 107-126 in R. A. Medellín, C. Equihua, C. L. B. Chetkiewicz, P. G. Crawshaw, Jr., A. Rabinowitz, K. H. Redford, J. G. Robinson, E. W. Sanderson, and A. B. Taber, editors. El jaguar en el nuevo milenio. Fondo De Cultura Económica, Universidad Nacional Autónoma De México, Wildlife Conservation Society, Mexico City, Mexico
60. Otis, D. L., K. P. Burnham, G. C. White, and D. R. Anderson. 1978. Statistical inference from capture data on closed populations. Wildlife Monographs 62:1-135
61. Parmenter, R. R., T. L. Yates, D. R. Anderson, K. P. Burnham, J. L. Dunnum, A. B. Franklin, M. T. Friggens, B. C. Lubow, M. Miller, G. S. Olson, C. A. Parmenter, J. Pollard, E. Rexstad, T. M. Shenk, T. R. Stanley, and G. C. White. 2003. Small-mammal density estimation: A field comparison of grid-based vs. web-based density estimators. Ecological Monographs 73:1-26
62. Paviolo, A., C. De Angelo, Y. Di Blanco, C. Ferrari, M. Di Bitetti, C. B. Kasper, F. Mazim, J. B. G. Soares, and T. G. De Oliveira. 2006. Crossing the border: The need of transboundary efforts between Argentina, Brazil and Paraguay to preserve the southernmost jaguar (Panthera onca) population in the world. Cat News 45:12-14
63. Paviolo, A. J., C. D. De Angelo, Y. E. Di Blanco, and M. S. Di Bitetti. 2008. Jaguar population decline in the Upper Paraná Atlantic Forest of Argentina and Brazil. Oryx 42(4):554-561
64. Payan, C. E. 2008. The impact of indigenous hunting in jaguar, ocelot and prey populations inside and outside a national park in Colombian Amazonia. PhD dissertation, University College London and Insitute of Zoology, Zoological Society of London, London
65. Pereira, J., M. Di Bitetti, N. Fracassi, A. Paviolo, and C. De Angelo. 2006. Densidad y patrón De actividad del gato montés (Oncifelis geoffroyi) en un arbustal semidesértico De Argentina central. I Congreso Sudamericano De Mastozoología. 5-8 October 2006. Ciudad De Gramado, Rio Grande do Sul, Brazil
66. Polisar, J. 2006. Jaguares, presas y gente en Territorios Indígenas Mayangna Sauni Bu, Reserva Biosfera BOSAWAS. The Nature Conservancy, United States Agency for International Development, Managua, Nicaragua
67. Rabinowitz, A. R. and B. G. Nottingham Jr. 1986. Ecology and behaviour of the jaguar (Panthera onca) in Belize, Central America. Journal of Zoology, London (A) 210:149-159
68. Romero-Muñoz, A. 2008. Densidad, patrones De actividad y comportamiento espacial De felinos en dos sitios del Gran Chaco con diferente presión De ganadería. Undergraduate thesis. Universidad Mayor De San Simon, Cochabamba, Bolivia
69. Romero-Muñoz, A., A. J. Noss, L. Maffei, and R. M. Montaño. 2007. Binational jaguar confirmed by camera-traps in the American Gran Chaco. Cat News 46:24-25
70. Rosas-Rosas, O. C. 2006. Ecological status and conservation of jaguars in northeastern Sonora, Mexico. Ph.D. dissertation. New Mexico State University, Las Cruces, New Mexico
71. Rowcliffe, J. M., J. Field, S. T. Turvey, and C. Carbone. 2008. Estimating animal density using camera traps without the need for individual recognition. Journal of Applied Ecology 45(4):1228-1236
72. Royle, J. A., J. D. Nichols, K. U. Karanth, and A. M. Gopalaswamy. 2009. A hierarchical model for estimating density in camera-trap studies. Journal of Applied Ecology 46(1):118-127
73. Rumiz, D. I., R. Arispe, A. J. Noss, and K. Rivero. 2003. Survey of jaguars (Panthera onca) and other mammals using camera traps in the San Miguelito Ranch, Santa Cruz, Bolivia. Technical Report #143. Wildlife Conservation Society, Museo De Historia Natural Noel Kempff Mercado, Santa Cruz, Bolivia
74. Salom-Pérez, R., E. Carrillo, J. C. Sáenz, and J. M. Mora. 2007. Critical condition of the jaguar Panthera onca in Corcovado National Park, Costa Rica. Oryx 41(1):1-7
75. Sanderson, E. W., K. H. Redford, C.-L. B. Chetkiewicz, R. A. Medellin, A. R. Rabinowitz, J. G. Robinson, and A. B. Taber. 2002. Planning to save a species: The jaguar as a model. Conservation Biology 16(1):58-72
76. Scognamillo, D. I., E. Maxit, M. Sunquist, and L. Farrell. 2002. Ecología del jaguar y el problema De La depredación De ganado en un hato De los llanos venezolanos. Pages 139-150 in R. A. Medellín, C. Equihua, C. L. B. Chetkiewicz, P. G. Crawshaw, Jr., A. Rabinowitz, K. H. Redford, J. G. Robinson, E. W. Sanderson, and A. B. Taber, editors. El jaguar en el nuevo milenio. Fondo De Cultura Económica, Universidad Nacional Autónoma De México, Wildlife Conservation Society, Mexico City, Mexico
77. Scognamillo, D. I., E. Maxit, M. Sunquist, and J. Polisar. 2003. Coexistence of jaguar (Panthera onca) and puma (Puma concolor) in a mosaic landscape in the Venezuelan llanos. Journal of Zoology, London 259:269-279
78. Silveira. L. 2004. Ecologia comparada e conservaç̃o da onça-pintada (Panthera onca) e onçaparda (Puma concolor) no Cerrado e Pantanal. PhD dissertation, University of Brasília, Brazil
79. Silveira, L., A. T. A. Jácomo, S. Astete, R. Sollmann, N. M. Tôrres, M. M. Furtado, and J. Marinho-Filho. 2009. Jaguar density in the Caatinga of northeastern Brazil. Oryx
80. Silver, S. 2004. Assessing jaguar abundance using remotely triggered cameras. Wildlife Conservation Society, New York. http://savingwildplaces.com/ media/file/SilverJaguarCamera- TrappingProtocol.pdf
81. Silver, S. C., L. E. T. Ostro, L. K. Marsh, L. Maffei, A. J. Noss, and M. Kelly. 2004. The use of camera traps for estimating jaguar (Panthera onca) abundance and density using capture/ recapture analysis. Oryx 28(2):148-154
82. Soisalo, M. K. and S. M. C. Cavalcanti. 2006. Estimating the density of a jaguar population in the Brazilian Pantanal using camera-traps and capture-recapture sampling in combination with GPS radio-telemetry. Biological Conservation 129:487-496
83. Sunquist, M., K. U. Karanth, and F. Sunquist. 1999. Ecology, behavior and resilience of the tiger and its conservation needs. Pages 5-18 in J. Seidensticker, S. Christie, and P. Jackson, editors. Riding the tiger: Tiger conservation in human-dominated landscapes. The Zoological Society of London, Cambridge University Press, London
84. Trolle, M. and M. Kéry. 2003. Density estimation of ocelot (Leopardus pardalis) in the Brazilian Pantanal using capture-recapture analysis of camera-trapping data. Journal of Mammalogy 66:13-21
85. Trolle, M. and M. Kéry. 2005. Camera-trap study of ocelot and other secretive mammals in the northern Pantanal. Mammalia 69(3-4):405-412
86. Trolle, M., M. C. Bissaro, and H. M. Prado. 2007. Mammal survey at a ranch of the Brazilian Cerrado. Biodiversity and Conservation 16:1205-1211
87. Wallace, R. B., H. Gómez, G. Ayala, and F. Espinoza. 2003. Camera trapping for jaguar (Panthera onca) in the Tuichi valley, Bolivia. Mastozoología Neotropical 10(1):133-139
88. White, G. C., D. R. Anderson, K. P. Burnham, and D. L. Otis. 1982. Capture-recapture and removal methods for sampling closed populations. Los Alamos National Laboratory LA-8787- NERP, Los Alamos, New Mexico
89. Wilson, K. R. and D. R. Anderson. 1985. Evaluation of two density estimators of small mammal population size. Journal of Mammalogy 66:13-21
90. Zeller, K. 2007. Jaguars in the new millennium data base update: The state of the jaguar in 2006. Wildlife Conservation Society-Jaguar Conservation Program, New York