scholarly journals Maxent modelling of habitat suitability for the endangered javan gibbon (Hylobates moloch) in less-protected Dieng Mountains, Central Java

Author(s):  
S Widyastuti ◽  
D Perwitasari-Farajallah ◽  
L B Prasetyo ◽  
E Iskandar ◽  
A Setiawan
Zoo Indonesia ◽  
2020 ◽  
Vol 29 (1) ◽  
Author(s):  
Ivanna Febrissa ◽  
Dones Rinaldi

Javan gibbon (Hylobates moloch) is one of endemic primates in Java Island, which listed as endangered and facing the high risk of extinction. Conservation efforts need to be taken immediately in regard to the decrease of this species population. One of aspects that support conservation effort is data on daily activity of this species. The aim of this study was to determine the daily activities of Javan gibbon juvenile at Citalahab Forest Gunung Halimun Salak National Park. We used focal sampling method to collect behavioral data and recording the activity of each individual Javan gibbon by continuous recording. Average time the daily activities of the three groups is 9 hours 56 minutes. Percentage of daily activity from the highest to the lowest is the resting (36.21%), feeding (33.33%), moving (23.05%), socializing (4.94%) and undetected (2.47%). Mostly social activities that do by javan gibbon is play with most frequently performed is wrestling. Javan gibbon in Cikaniki – Citalahab used 11 species as food resource. There are four types of trees used as sleeping tree over the research. The dominant tree strata for sleeping tree is strata A (over 30 m).


2021 ◽  
Vol 1 (1) ◽  
pp. 65
Author(s):  
Mitariani - ◽  
I Nyoman Artayasa ◽  
Nyoman Dewi Pebryani

Indonesia is a country which has a diversity of flora and fauna. One of the endemic faunas of Indonesia is the Javan Gibbon. The Javan Gibbon (Hylobates Moloch) is a species of small ape without a tail with long arms, gray hair, and a distinctive voice. The Javan gibbon is an animal that is startining become endangered animal and almost extinct so that the IUCN Redlist has categorized as an  "endangered" or threatened extinct. Javan Gibbons are the source of ideas for creating ready-to-wear, ready-to-wear deluxe and haute couture clothing which are implemented with metaphorical theory based on selected keywords, namely diurnal, arboreal, monogamous, territorial, sound, long sleeves, attracting attention and art of beat. The foundation of this fashion creation is using the method of. Tjok Istri Ratna Cora Sudharsana, namely Frangipani. “FRANGIPANI, The Secret Steps of Art Fashion” which consists of ten stages in the process of crafty fashion designs. The result of this creation is expected to be able to introduce to many people that Indonesia has the Javan Gibbon as an endemic animal of Indonesia that must be preserved in order that it does not become extinct. 


2018 ◽  
Vol 07 (01) ◽  
Author(s):  
Entang Iskandar ◽  
Walberto Sinarga ◽  
Septiantina Riendriasari ◽  
Rahmuddin ◽  
Kuswandono Tedjosiswojo ◽  
...  

Author(s):  
Anton Ario ◽  
Agus Priyono Kartono ◽  
Lilik Budi Prasetyo ◽  
Jatna Supriatna

Preparation for gibbons before being released into their habitat is crucial. Thus, there is a need for readiness assessment of Javan gibbon with several criteria derived from other species of gibbons to determine individual readiness. Pre-release assessment study for Javan gibbon (Hylobates moloch) had been conducted in January – February 2014, November – December 2014, and March-April 2016 in the Javan Gibbon Center, Mount Gede Pangrango National Park, West Java, Indonesia. The objective of this research was to assess the readiness of Javan gibbon behavior prior to release. Data collection was conducted by focal animal sampling method with 5-minute interval recording time and ad libitum method. The average time allocations of Javan Gibbon activities were as follow: feeding (18.17±3.34%); moving (22.34±0.53%); resting (46.24±3.84%); socializing (10.13±4.33%); sexual activity (0.59±0.58%); and vocalizing (2.54±0.88%).  The similarities of activity allocation from this study compared by wild Javan gibbons data found as follows: feeding by 33.03%, moving by 90.97%, resting by 61.52%, socializing by 38.09%, vocalizing by 75.02%, and sexual by 44.24%. Based on readiness assessment of 11 Javan gibbons, 3 individuals were considered almost ready for release, while 8 individuals were considered ready. The assessment of behaviors criteria for the readiness of Javan gibbons before release has not existed before. The results of this research are important as a recommendation for the management of wildlife rehabilitation and as a guideline in implementing the rehabilitation and reintroduction program of Javan gibbons.


Zoo Biology ◽  
2009 ◽  
pp. n/a-n/a ◽  
Author(s):  
Sarah Hodgkiss ◽  
Ernie Thetford ◽  
C.D. Waitt ◽  
Vincent Nijman

Oryx ◽  
1998 ◽  
Vol 32 (2) ◽  
pp. 145-156 ◽  
Author(s):  
Vincent Nijman ◽  
S. (Bas) van Balen

A faunal survey was conducted in May–September 1994 and June–July 1995 in the Dieng Mountains, one of the last remaining larger patches of forest in CentralJava province, Indonesia. All three primate species endemic to the Javan faunal region – Javan gibbon Hylobates moloch, grizzled leaf monkey Presbytis comata and ebony leaf monkey Trachypithecus auratus – were found to be present. Hylobates moloch occurs only in the lowland and hill forests in the western part of the study area, while the other two species were found throughout the area from lowland to montane forests. Although more research needs to be done onhabitat preferences and densities at which the primates occur, the available data suggestthat the Dieng Mountains may harbour the second largest populations of both H. moloch and P. comata in the same location. In order to safeguard these two endangered primates itis suggested that the reserve system in Java be expanded to include the Dieng Mountains.


2020 ◽  
Vol 29 (2) ◽  
pp. 1263-1273
Author(s):  
Xiang Luo ◽  
Liang Liang ◽  
Zhixiao Liu ◽  
Jiahui Wang ◽  
Ting Huang ◽  
...  

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