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Evaluating Orangutan census techniques using nest decay rates: implications for population estimates

Date

Authors

Mathewson, P. D.

Spehar, S. N.

Meijaard, Erik

Nardiyono

Purnomo

Samirul, A.

Sudiyanto

Oman

Sulhnudin

Jasary

Publisher

Ecological Society of America

Abstract

An accurate estimate for orangutan nest decay time is a crucial factor in commonly used methods for estimating orangutan population size. Decay rates are known to vary, but the decay process and, thus, the temporal and spatial variation in decay time are

Keywords

Keywords: census; habitat conservation; line transect; Markov chain; matrix; population estimation; primate; spatiotemporal analysis; animal; Anthropoidea; article; nesting; population density; probability; Animals; Markov Chains; Nesting Behavior; Pongo pygmaeus; Borneo; Decay rate; Decomposition rate; Indonesia; Markov chain analysis; Nest count; Orangutan; Pongo pygmaeus; Primate; Survey methodology; Transect

URI

http://hdl.handle.net/1885/52273

Collections

ANU Research Publications

Source

Ecological Applications

Type

Journal article

DOI

10.1890/07-0385.1

Restricted until

2037-12-31

Downloads

File

Description

01_Mathewson_Evaluating_Orangutan_census_2008.pdf (574.11 KB)