VN030
Chu Yang Sin


IBA Justification

The site was identified as important in 2002 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):
Species Current IUCN Red List Category Season Year(s) Population estimate at site IBA criteria met
Rufous-throated Partridge Arborophila rufogularis LC resident 2000 present A3
Bar-backed Partridge Arborophila brunneopectus LC resident 2000 present A3
Green-legged Partridge Tropicoperdix chloropus LC resident 2000 present A3
Germain's Peacock-pheasant Polyplectron germaini VU resident 1995 present A1, A2, A3
Silver Pheasant Lophura nycthemera LC resident 2000 present A3
Blyth's Kingfisher Alcedo hercules NT resident 1994-1995 present A3
Necklaced Barbet Psilopogon auricularis LC resident 2000 present A3
Red-vented Barbet Psilopogon lagrandieri LC resident 2000 present A3
Green-eared Barbet Psilopogon faiostrictus LC resident 2000 present A3
Bay Woodpecker Blythipicus pyrrhotis LC resident 2000 present A3
Rusty-naped Pitta Hydrornis oatesi LC resident 2000 present A3
Blue Pitta Hydrornis cyaneus LC resident 2000 present A3
Maroon Oriole Oriolus traillii LC resident 2000 present A3
Burmese Shrike Lanius collurioides LC breeding 2000 present A3
Indochinese Green Magpie Cissa hypoleuca LC resident 2000 present A3
Yellow-cheeked Tit Machlolophus spilonotus LC resident 2000 present A3
Mountain Bulbul Ixos mcclellandii LC resident 2000 present A3
Black Bulbul Hypsipetes leucocephalus LC resident 2000 present A3
Flavescent Bulbul Pycnonotus flavescens LC resident 2000 present A3
White-spectacled Warbler Phylloscopus intermedius LC resident 2000 present A3
White-tailed Leaf-warbler Phylloscopus intensior LC resident 2000 present A3
Slaty-bellied Tesia Tesia olivea LC resident 2000 present A3
Aegithalos concinnus NR resident 2000 present A3
Black-headed Parrotbill Paradoxornis margaritae VU resident 2000 present A3
Black-chinned Yuhina Yuhina nigrimenta LC resident 2000 present A3
Red-billed Scimitar-babbler Pomatorhinus ochraceiceps LC resident 2000 present A3
Grey-faced Tit-babbler Mixornis kelleyi LC resident 1995 present A3
Rufous-capped Babbler Cyanoderma ruficeps LC resident 2000 present A3
Indochinese Wren-babbler Napothera danjoui NT resident 1994-1995 present A2, A3
Streaked Wren-babbler Gypsophila brevicaudata LC resident 2000 present A3
Mountain Fulvetta Alcippe peracensis LC resident 2000 present A3
Cutia nipalensis NR resident 2000 present A3
Black-hooded Laughingthrush Garrulax milleti LC resident 1994-1995 present A2, A3
Garrulax merulinus NR resident 2000 present A3
Pterorhinus chinensis NR resident 2000 present A3
White-cheeked Laughingthrush Pterorhinus vassali LC resident 1994-1995 30,410 individuals A2, A3
Collared Laughingthrush Trochalopteron yersini EN resident 1994-1995 uncommon A1, A2, A3
Heterophasia melanoleuca NR resident 2000 present A3
Rufous-backed Sibia Leioptila annectens LC resident 2000 present A3
Blue-winged Minla Siva cyanouroptera LC resident 2000 present A3
Grey-crowned Crocias Laniellus langbianis EN resident 1994-1995 uncommon A1, A2, A3
Yellow-billed Nuthatch Sitta solangiae NT resident 1994-1995 2 breeding pairs A2, A3
Acridotheres burmannicus NR resident 2000 present A3
Dark-sided Thrush Zoothera marginata LC resident 2000 present A3
Green Cochoa Cochoa viridis LC resident 2000 present A3
Hainan Blue-flycatcher Cyornis hainanus LC resident 2000 present A3
White-tailed Blue Robin Myiomela leucura LC resident 2000 present A3
Slaty-backed Forktail Enicurus schistaceus LC resident 2000 present A3
Greyish-crowned Leafbird Chloropsis lazulina LC resident 2000 present A3
Streaked Spiderhunter Arachnothera magna LC resident 2000 present A3
Aethopyga christinae NR resident 2000 present A3

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2002).


IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Chu Yang Sin Vườn quốc gia 66,980 protected area overlaps with site 20,000
Bidoup-Nui Ba Vườn quốc gia 57,512 protected area is adjacent to site 0

Habitats

Habitat (IUCN level 1) Habitat detail Extent (% of site)
Forest Hill evergreen forest (subtropical), Montane broadleaf evergreen forest (mont temp), Pine forest (subtropical) -
Shrubland Secondary scrub -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
nature conservation and research -


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Chu Yang Sin. Downloaded from https://datazone.birdlife.org/site/factsheet/chu-yang-sin-iba-vietnam on 04/03/2024.