Overview

Distribution

Range Description

This species is restricted to northwestern Sulawesi, Indonesia, from the base of the northern peninsula (Isthmus of Palu) northeast to just east of Gorontalo (Groves 2001).
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
Very little is known of the habitat and ecology of this species (this is one of the least studied of the Sulawesi macaques). It is presumably diurnal and frugivorous, semi-arboreal and occurs in primary and secondary tropical rainforest.

Systems
  • Terrestrial
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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
VU
Vulnerable

Red List Criteria
A3cd+4cd

Version
3.1

Year Assessed
2008

Assessor/s
Supriatna, J. & Shekelle, M.

Reviewer/s
Mittermeier, R.A. & Rylands, A.B. (Primate Red List Authority)

Contributor/s

Justification
This species is listed as Vulnerable due to its continuing decline and future population declines estimated be > 30% over the next 40 years (i.e., three generations), as estimated by current rates of habitat conversion and increasing human population densities.

History
  • 1994
    Vulnerable
    (Groombridge 1994)
  • 1990
    Vulnerable
    (IUCN 1990)
  • 1988
    Vulnerable
    (IUCN Conservation Monitoring Centre 1988)
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Population

Population
Very little is known of the populations of this species. Densities are estimated to be 20-50 individuals/km2, with group sizes of approximately 10-20 (Supriatna and Hendras 2000). Density is 6.0 individuals/km2 in forest areas (WCS unpubl. data).

Population Trend
Decreasing
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Threats

Major Threats
The greatest threat to the species is loss of habitat, which is increasingly fragmented. Additionally, the species is captured, poisoned, shot and persecuted by local farmers who consider the animals crop raiders.
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Management

Conservation Actions

Conservation Actions
This species is listed under CITES Appendix II. It is known to occur in at least 6 protected areas: Dolangan Reserve, Mas Popaya Raja Reserve, Panua Reserve, Pangi Binanga Reserve, Pinjam/Tanjung Mantop Reserve, Tangale Reserve (M. Richardson pers. comm.). There is a need to expand existing protected areas. There are no specimens reported in captivity.
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Wikipedia

Heck's macaque

Heck's macaque (Macaca hecki) is a macaque of the Sulawesi island, Indonesia. This Old World monkey is diurnal.

Heck's macaque feeds on fruits.

References

  1. ^ Groves, C. P. (2005). Wilson, D. E.; Reeder, D. M. eds. Mammal Species of the World (3rd ed.). Baltimore: Johns Hopkins University Press. pp. 162. OCLC 62265494. ISBN 0-801-88221-4. http://www.bucknell.edu/msw3/browse.asp?id=12100548.
  2. ^ Supriatna, J. & Shekelle, M. (2008). Macaca hecki. In: IUCN 2008. IUCN Red List of Threatened Species. Retrieved 4 January 2009.
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