Vietnam Primate Conservation Status Review 2002 - Hoang Lien ...

A Yun Pa Nature Reserve (GIA LAI)
Special use forest: Nature reserve
Douc status: Provisional occurrence, last report in 2000 (Tran Quang Ngoc et al., 2001)
Species Recorded: Pygathrix sp. (specimen)
4 DOUC LANGURS
The lower jaw of a Black-shanked douc langur (the identification remains questionable) was seen in
the area by a BirdLife and FIPI team in April 2000 (Tran Quang Ngoc et al., 2001). The species, locally
named “con giac”, was reported as uncommon. The area is dominated by a dipterocarp forest habitat.
Ea Kar District (DAK LAK)
Special use forest: Partly included in Chu Hoa Nature Reserve
Douc status: Provisional occurrence, last report in 1996 (Le Xuan Canh et al., 1997a)
Species recorded: Pygathrix sp. (interview and specimen)
In April and May 1997, during a survey conducted by IUCN and WWF for large mammals, two
photographs of one captive animal in Buon Ba village were examined. According to the authors, the
specimens fitted neither the black nor red forms. (Le Xuan Canh et al., 1997a). However, the succinct
description given suggests that it was P. nigripes.
Yok Don National Park (DAK LAK)
Special use forest: National park
Douc langur status: Provisional occurrence, last report 1994 (Ha Thang Long & Le Thien Duc, 2001)
Species recorded: P. nigripes (museum specimen)
One specimen of a young female Black-shanked douc langur was seen in the collection of Tay Nguyen
University during a FZS survey in December 2001. According to the inventory of the collection the
animal was bought about 1994 in Buon Me Thuot and hunted in Yok Don National Park.
Ea Sup District (DAK LAK)
Special use forest: None
Douc status: Provisional occurrence, last report in 1996 (Le Xuan Canh, 1997a)
Species recorded: P. nigripes (interview)
According to the forest staff of Ye Lop Forest Enterprise, Ea Sup District, interviewed during a large mammal
survey carried out by WWF and IUCN in June 1997, douc langurs may occur in Tieu Teo mountain
(northeast of the district) (Le Xuan Canh, 1997a). According to Vu Ngoc Thanh (pers. comm., 2000), the
form recognised was P. nigripes. The last dated sighting was in late 1996. The species was not recorded
during a survey for the green peafowl in the area by BirdLife and IEBR in March 1998 (Brickle et al., 1998).
Cu Jut District (DAK LAK)
Special use forest: None, partly included in proposed extension of Yok Don National Park
Douc status: Occurrence confirmed, last evidence in 1999 (Trinh Viet Cuong Ngo & Ngo Van Tri, 2000)
Species recorded: P. nigripes (sighting); P. cinerea (interview)
In December 1999, FFI conducted an elephant survey in the district (Trinh Viet Cuong & Ngo Van Tri,
2000). Five doucs were observed on a single occasion near the Dak Klau Stream in secondary evergreen
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