Estimating the population of the Endangered flat-tailed tortoise Pyxis planicauda in the deciduous, dry forest of western Madagascar: A monitoring baseline

ORYX

Volumn 42, Issue 2, 2008, Pages 252-258

  Young, Richard P ^a   Volahy, Anselme Toto ^a   Bourou, Robert ^a   Lewis, Richard ^a   Durbin, Joanna ^a   Fa, John E ^a  

^a DURRELL WILDLIFE CONSERVATION TRUST   (United Kingdom)

Author keywords

Distance sampling; Dry forest; Line transect survey; Madagascar; Population monitoring; Pyxis planicauda; Tortoise

Indexed keywords

DEFORESTATION; DEMOGRAPHIC TREND; DRY FOREST; ENDANGERED SPECIES; EXTINCTION RISK; LINE TRANSECT; POPULATION ESTIMATION; POPULATION SIZE; TURTLE;

INDIAN OCEAN; INDIAN OCEAN ISLANDS; MADAGASCAR; MENABE; TOLIARA;

PYXIS PLANICAUDA; TESTUDINIDAE;

EID: 42149110833     PISSN: 00306053     EISSN: 13653008     Source Type: Journal    
DOI: 10.1017/S0030605308006844     Document Type: Article

References (18)

1. BLOXAM, Q.M.C., NODY, J.P., RABENJANAHARY, R.D. & GIBSON, R. (1996) Estimating density and abundance of the Madagascar flat-tailed tortoise. Dodo, 32, 132-136.
2. BOONSTRA, R. & CRAINE, I.T.M. (1985) Natal nest location and small mammal tracking with a spool and line technique. Canadian Journal of Zoology, 64, 1034-1036.
3. BUCKLAND, S.T., ANDERSON, D.R., BURNHAM, K.P., LAAKE, J.L., BORCHERS, D.L. & THOMAS, L. (2001) Introduction to Distance Sampling: Estimating Abundance of Biological Populations. Oxford University Press, Oxford, UK.
4. CITES (2008) The CITES Appendices. Http://www.cites.org/eng/app/ index.shtml [accessed 29 January 2008].
5. GANZHORN, J.U., LOWRY I I , P.P., SCHATZ, G.E. & SOMMER, S. (2001) The biodiversity of Madagascar: one of the world's hottest hotspots on its way out. Oryx, 35, 346-348.
6. GLAW, F. & VENCES, M. (1994) A Field Guide to the Amphibians and Reptiles of Madagascar, 2nd edition. Vences & Glaw Verlag, Köln, Germany.
7. GUILLAUMET, J.J. (1984) The vegetation: an extraordinary diversity. In Key Environments: Madagascar (eds A. Jolly, P. Oberlé & R. Albignac), pp. 27-54. Pergamon Press, New York, USA.
8. IUCN (2007) 2007 IUCN Red List of Threatened Species. IUCN, Gland, Switzerland. Http://www.redlist.org [accessed 10 September 2007].
9. IUCN/CSBG (2002) Evaluation et Plans de Gestion pour la Conservation (CAMP) de la Faune de Madagascar. Lémuriens, Autres Mammifères, Reptiles et Amphibiens, Poissons d'eau douce et Evaluation de la Viabilité des Populations et des Habitats de Hypogeomys anitmena (Vositse). Conservation Breeding Specialist Group, Apple Valley, USA.
10. KUCHLING, G. & BLOXAM, Q.M.C. (1988) Field data on the Madagascan flat tailed tortoise Pyxis (Acinixys) planicauda. Amphibia-Reptilia, 9, 175-180.
11. LEUTERITZ, T.E.J., LAMB, T. & LIMBERAZA, J.C. (2005) Distribution, status, and conservation of radiated tortoises (Geochelone radiata) in Madagascar. Biological Conservation, 124, 451-461.
12. LOWRY I I , P.P., SCHATZ, G.E. & PHILLIPSON, P.B. (1997) The classification of natural and anthropogenic vegetation in Madagascar. In Natural Change and Human Impact in Madagascar (eds S.M. Goodman & B.D. Patterson), pp. 93-123. Smithsonian Institution Press, Washington, DC, USA.
13. O'BRIEN, S., EMAHALALA, E.R., BEARD, V., RAKOTONDRAINY, R.M., REID, A., RAHARISOA, V. & COULSON, T. (2003) Decline of the Madagascar radiated tortoise Geochelone radiata due to overexploitation. Oryx, 37, 338-343.
14. RAUH, W. (1995) Succulent and Xerophytic Plants of Madagascar, Vol I. Strawberry Press, Mill Valley, USA.
15. SMITH, A.P. (1997) Deforestation, fragmentation, and reserve design in western Madagascar. In Tropical Forest Remnants: Ecology, Management and Conservation of Fragmented Communities (eds W. Laurance & O.W. Bierregaard), pp. 415-441. The University of Chicago Press, Chicago, USA.
16. SWANN, D.E., AVERILL-MURRAY, R.C. & SCHWALBE, C.R. (2002) Distance sampling for Sonoran desert tortoises. Journal of Wildlife Management, 66, 969-975.
17. THOMAS, L., LAAKE, J.L., STRINDBERG, S., MARQUES, F.F.C., BUCKLAND, S.T., BORCHERS, D.L. et al. (2003) Distance 4.0 Release 1. Research Unit for Wildlife Population Assessment, University of St. Andrews, UK. Http://www.ruwpa.st-and. ac.uk/distance/ [accessed 20 March 2005].
18. TOTO VOLAHY, A., DURBIN, J.D. & RAKOTOMBOLONA, W.F. (2002) Density and Population Estimates of the Flat Tailed Tortoise Pyxis planicauda in the Western Dry Forest of Madagascar. Unpublished Report. Durrell Wildlife Conservation Trust, Trinity, UK.