Use of acoustic tools to reveal otherwise cryptic responses of forest elephants to oil exploration

Conservation Biology

Volumn 24, Issue 6, 2010, Pages 1578-1585

  Wrege, Peter H ^a   Rowland, Elizabeth D ^a   Thompson, Bruce G ^b   Batruch, Nikolas ^b  

^a Fuller Evolutionary Biology Program   (United States)

^b ITHACA COLLEGE   (United States)

Author keywords

Acoustic monitoring; Forest elephant; Loxodonta cyclotis; Oil exploration

Indexed keywords

ABUNDANCE; ACTIVITY PATTERN; BEHAVIORAL RESPONSE; CRYPSIS; ELEPHANT; ENDANGERED SPECIES; HUMAN ACTIVITY; HYDROCARBON EXPLORATION; MOVEMENT; TRAP (EQUIPMENT);

ACOUSTICS; ANIMAL; ANIMAL BEHAVIOR; ARTICLE; ECOSYSTEM; ELEPHANT; ENVIRONMENTAL MONITORING; GABON; HUMAN ACTIVITIES; METHODOLOGY; NOISE; PHYSIOLOGY; TREE; VIBRATION; VOCALIZATION;

ACOUSTICS; ANIMALS; BEHAVIOR, ANIMAL; ECOSYSTEM; ELEPHANTS; ENVIRONMENTAL MONITORING; GABON; HUMAN ACTIVITIES; NOISE; TREES; VIBRATION; VOCALIZATION, ANIMAL;

GABON;

ANIMALIA; ELEPHANTIDAE; LOXODONTA CYCLOTIS;

EID: 78349285102     PISSN: 08888892     EISSN: 15231739     Source Type: Journal    
DOI: 10.1111/j.1523-1739.2010.01559.x     Document Type: Article

References (37)

1. Alonso, A., M. E. Lee, P. Campbell, O. S. G. Pauwels, and F. Dallmeier 2006. Gamba, Gabon: biodiversity of an equatorial rainforest. Bulletin of the Biological Society of Washington 12:1-436.
2. Ammerman, L. K., R. M. Rodriguez, R. C. Dowler, and M. McDonough 2008. Bat diversity and activity: a comparison among Texas Army National Guard sites. Occasional Papers Museum of Texas Tech University 280:1-23.
3. Blake, S., S. Deem, S. Strindberg, F. Maisels, L. Moment, I.-B. Isia, I. Douglas-Hamilton, W. B. Karesh, and M. D. Kock 2008. Roadless wilderness area determines forest elephant movements in the Congo Basin. Public Library of Science ONE DOI:.
4. Bouley, D. M., C. N. Alarcon, T. Hildebrandt, and C. E. O'Connell-Rodwell 2007. The distribution, density and three-dimensional histomorphology of Pacinian corpuscles in the foot of the Asian elephant (Elephas maximus) and their potential role in seismic communication. Journal of Anatomy 211:428-435.
5. Buij, R., et al. 2007. Patch-occupancy models indicate human activity as major determinant of forest elephant Loxodonta cyclotis seasonal distribution in an industrial corridor in Gabon. Biological Conservation 135:189-201.
6. Clark, C. J., J. R. Poulsen, R. Malonga, and P. W. J. Elkan 2009. Logging concessions can extend the conservation estate for Central African tropical forests. Conservation Biology 23:1281-1293.
7. Croll, D. A., C. W. Clark, A. Acevedo, B. Tershy, S. Flores, J. Gedamke, and J. Urban 2002. Bioacoustics: only male fin whales sing loud songs - these mammals need to call long-distance when it comes to attracting females. Nature 417:809.
8. Fagan, C., C. A. Peres, and J. Terborgh 2006. Tropical forests: a protected-area strategy for the twenty-first century. Pages 417-434 in C. A. Peres, and W. F. Laurance, editors. Emerging threats to tropical forests. University of Chicago Press, Chicago, Illinois
9. Farnsworth, A., and R. W. Russell 2007. Monitoring flight calls of migrating birds from an oil platform in the northern Gulf of Mexico. Journal of Field Ornithology 78:279-289.
10. George, S. L., and K. R. Crooks 2006. Recreation and large mammal activity in an urban nature reserve. Biological Conservation 133:107-117.
11. Graham, M. D., I. Douglas-Hamilton, W. M. Adams, and P. C. Lee 2009. The movement of African elephants in a human-dominated land-use mosaic. Animal Conservation 12:445-455.
12. Kalko, E. K. V., S. E. Villegas, M. Schmidt, M. Wegmann, and C. F. J. Meyer 2008. Flying high - assessing the use of the aerosphere by bats. Integrative and Comparative Biology 48:60-73.
13. Kolowski, J. M., S. Blake, M. D. Kock, M. E. Lee, A. Henderson, A. Honorez, and A. Alonso 2010. Movements of four forest elephants in an oil concession in Gabon, Central Africa. African Journal of Ecology 48:DOI:.
14. Langbauer, W. R. 2000. Elephant communication. Zoo Biology 19:425-445.
15. Langbauer, W. R., K. B. Payne, R. A. Charif, L. Rapaport, and F. Osborn 1991. African elephants respond to distant playbacks of low-frequency conspecific calls. Journal of Experimental Biology 157:35-46.
16. Larkin, R. P., W. R. Evans, and R. H. Diehl 2002. Nocturnal flight calls of Dickcissels and Doppler radar echoes over south Texas in spring. Journal of Field Ornithology 73:2-8.
17. Laurance, W. F., B. M. Croes, L. Tchignoumba, S. A. Lahm, A. Alonso, M. E. Lee, P. Campbell, and C. Ondzeano 2006. Impacts of roads and hunting on central African rainforest mammals. Conservation Biology 20:1251-1261.
18. Lewis, D. M. 1986. Disturbance effects on elephant feeding: evidence for compression in Luangwa Valley, Zambia. African Journal of Ecology 24:227-241.
19. McComb, K., C. Moss, S. Sayialel, and L. Baker 2000. Unusually extensive networks of vocal recognition in African elephants. Animal Behaviour 59:1103-1109.
20. Morgan, B. J., and P. C. Lee 2007. Forest elephant group composition, frugivory and coastal use in the Reserve de Faune du Petit Loango, Gabon. African Journal of Ecology 45:519-526.
21. Moulton, V. D., W. J. Richardson, R. E. Elliott, T. L. McDonald, C. Nations, and M. T. Williams 2005. Effects of an offshore oil development on local abundance and distribution of ringed seals (Phoca hispida) of the Alaskan Beaufort Sea. Marine Mammal Science 21:217-242.
22. O'Connell-Rodwell, C. E., J. D. Wood, T. C. Rodwell, S. Puria, S. R. Partan, R. Keefe, D. Shriver, B. T. Arnason, and L. A. Hart 2006. Wild elephant (Loxodonta africana) breeding herds respond to artificially transmitted seismic stimuli. Behavioral Ecology and Sociobiology 59:842-850.
23. Poole, J. H., K. Payne, W. R. Langbauer, and C. J. Moss 1988. The social contexts of some very low-frequency calls of African elephants. Behavioral Ecology and Sociobiology 22:385-392.
24. Rabanal, L. I., H. S. Kuehl, R. Mundry, M. M. Robbins, and C. Boesch 2010. Oil prospecting and its impact on large rainforest mammals in Loango National Park, Gabon. Biological Conservation 143:1017-1024.
25. Ruggiero, R. G. 1990. The effects of poaching disturbance on elephant behavior. Pachyderm 13:42-44.
26. Ruggiero, R. G. 1992. Seasonal forage utilization by elephants in central Africa. African Journal of Ecology 30:137-148.
27. Schrama, T., M. Poot, M. Robb, and H. Slabbekoorn 2006. Automated recording, detection and identification of nocturnal flight calls: results of a pilot study during autumn migration in the Netherlands. Journal of Ornithology 147:248-248.
28. Sokal, R. R. and F. J. Rohlf 1995. Biometry: the principles and practice of statistics in biological research. 3rd edition. W. H. Freeman, New York
29. Thompson, M. 2009. African forest elephant (Loxodonta africana cyclotis) vocal behavior and its use in conservation. PhD dissertation. Cornell University, Ithaca, New York
30. Thompson, M., S. J. Schwager, and K. B. Payne 2009a. Heard but not seen: an acoustic survey of the African forest elephant population at Kakum Conservation Area, Ghana. African Journal of Ecology 48:224-231.
31. Thompson, M., S. J. Schwager, K. B. Payne, and A. K. Turkalo 2009b. Acoustic estimation of wildlife abundance: methodology for vocal mammals in forested habitats. African Journal of Ecology DOI:.
32. Turkalo, A. K., and J. M. Fay 2001. Forest elephant behavior and ecology: observations from the Dzanga saline. Pages 207-213 in W. Webber, L. J. T. White, A. Vedder, and L. Naughton-Treves, editors. African rain forest ecology and conservation. Yale University Press, New Haven, Connecticut
33. United Nations (UN) Population Division. 2009. Population newsletter 87. UN Population Division, New York. Available from (accessed April 2010).
34. Van Parijs, S. M., and C. W. Clark 2006. Long-term mating tactics in an aquatic-mating pinniped, the bearded seal, Erignathus barbatus. Animal Behaviour 72:1269-1277.
35. White, L. J. T., C. E. G. Tutin, and M. Fernandez 1993. Group composition and diet of forest elephants, Loxodonta africana cyclotis Matschie 1900, in the Lope Reserve, Gabon. African Journal of Ecology 31:181-199.
36. Wittemyer, G., W. M. Getz, F. Vollrath, and I. Douglas-Hamilton 2007. Social dominance, seasonal movements, and spatial segregation in African elephants: a contribution to conservation behavior. Behavioral Ecology and Sociobiology 61:1919-1931.
37. Wyatt, J. R., and S. K. Eltringham 1974. The daily activity of the elephant in the Rwenzori National Park, Uganda. African Journal of Ecology 12:273-289.