Biodiversity Assessment Study of Avifauna at Bungin Area Block of South Jambi B of Pt Conoco Phillips Concession in Muaro Jambi, Jambi Province, and Musi Banyuasin District, South Sumatera Province
Hernowo, Jarwadi B
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Biodiversity Assessment Survey for avifauna in Bungin Field Development project area of ConocoPhillips (South Jambi) Ltd. is conducted to collect and analyze data on species diversity, abundance and community structure as well as conservation status category. Based on the survey result, the total number of bird species identified in the study area are 72 species. Since, the diversity of birds has correlation with habitat types, the avifauna survey is designed in different types of habitat found in the study area . There are eight of habitat types determined for the avifauna survey at Bungin area, which include (i) oil palm plantation, (ii) mixed rubber plantation, (iii) shrubs, (iv) secondary growth, (v) pocket of degraded remnant forest, (vi) riparian forest, (vii) timber estate plantation & pocket remnant forest and (viii) logged over forest. The highest number of bird species are found at timber estate plantation and pocket remnant forest. Meanwhile the lowest bird diversity is observed in shrubs area. With regards to conservation status, from the total bird species identified, there are 14 species classified as protected by Government of Indonesia (GOI - Government Regulation 7/1999); 10 species are classified as near threatened by red list of IUCN1; and 10 species are listed as Appendix II by CITES2. The protected birds listed in GOI regulation are 1) Little egret (Egretta garzetta), 2) Oriental honey-buzzard (Pernis ptilorhynchus), 3) Crested serpent eagle (Spilornis cheela), 4) Chinese goshawk (Accipiter soloensis), 5) Black eagle (Ictinaetus malayensis), 6) Black tighed falconet (Microhierax fringilarius), 7) White throated kingfisher (Halcyon smyrnensis), 8) Wreathed hornbill (Aceros undulatus), 9) Black hornbill (Anthrococeros malayanus), 10) Rhinoceros hornbill (Buceros rhinoceros), 11) Brown throated sunbird (Anthreptes malacensis), 12) Purple napped sunbird (Hypogramma hypogrammicum), 13) Olive backed sunbird (Nectarinia jugularis), and 14) Little spiderhunter (Arachnothera longirostra). Neared threatened birds classified in IUCN Red List Database are 1) Crested fireback (Lophura ignita), 2) Long tailed parakeet (Psittacula longicauda), 3) Black hornbill (Anthacoceros malayanus), 4) Rhinoceros hornbill (Buceros rhinoceros), 5) Red throated barbet (Megalaima mystacophonos), 6) Yellow crowned barbet (Megalaima henricii), 7) Fairy minivet (Pericrocotus igneus), 8) Rufous crowned babbler (Malacopteron magnum), 9) Fluffy tit babbler (Macronous ptilosus), and 10) Brown fulvetta (Alcippe brunneicauda). The bird species categorized as Appendix II of CITES are 1) Oriental Honey-buzzard (Pernis ptilorhynchus) , 2) Crested serpent eagle (Spilornis cheela), 3) Chinese goshawk (Accipiter soloensis), 4) Black eagle (Ictinaetus malayensis), 5) Black tighed falconet (Microhierax fringilarius), 6) Long tailed parakeet (Psittacula longicauda), 7) Blue crowned hanging parrot (Loriculus galgulus), 8) Wreathed hornbill (Aceros undulatus), 9) Black hornbill (Anthacoceros malayanus), 10) Rhinoceros hornbill (Buceros rhinoceros). Based on feeding guid analysis, the bird community observed at the study area is dominated by insectivorous birds.