31(4) 42 50 Tap chl SINH HOC 12 2009 GIA TRI BAO TON CUA KHU HE THU 6 KHU BAO TON THIEN NHIEN DAKRONG, TINH QUANG TRI NGUYfiN DAC MANH Tru&ng dgi hgc Ldm Nghiep, Hd Ngi NGUYIN XUAN DANG, NGUYIN XUAN N[.]
31(4): 42-50 12-2009 Tap chl SINH HOC GIA TRI BAO TON CUA KHU HE THU KHU BAO TON THIEN NHIEN DAKRONG, TINH QUANG TRI NGUYfiN DAC MANH Tru&ng dgi hgc Ldm Nghiep, Hd Ngi NGUYIN XUAN DANG, NGUYIN XUAN NGHIA Vien Sinh thai vd Tdi nguyen sinh vdt Khu he thu d khu bao ton thien nhien (KBTTN) DaKrdng, tinh Quang Tri da dupc nhieu nhi khoa hpc quan tam nghien cQu [2-4, 6-11, 13] Mac du vay, cac nghidn ciiu chu ye'u tap trung vao thdng ke thinh phin cac loai thu ldn Cic loii thu nho cung nhu nhimg nghien ciiu sau ve tinh trang quin the cua cac loii cd tim quan trpng bio ton cao nhim dua nhung giii phip bio tdn cu the rat han che Trong cic nam 2006-2008, chung tdi da tie'n hanh nhieu dpt khao sit thuc dia tai KBTTN DaKrdng vdi muc dich xiy dung mpt danh luc thu diy du nha't cho KBTTN, danh gii tinh trang quin the cua mpt sd loii co gii tri bio ton cao, xac dinh cic de dpa va cac khu vuc uu tien bio tdn cho loii hoac nhdm loii cu the nhim nang cao hieu qui bio ton da dang sinh hpc d KBTTN DaKrdng Bao cio nhim gidi thieu mpt sd ke't qua cua chuong trinh nghien cQu niy Nghien cQu cd su ddng gdp mpt phan kinh phi tQ Chuong trinh nghien cQu khoa hpc CO bin cua Bp Khoa hpc va Cdng nghe I PHUONG PHAP NGHIEN CUU Cic phuong phap nghien ciiu dupc su dung nghien cQu deu l i nhung phuong phap thudng quy, bao gdm: Ke' thQa cd chpn lpc tQ cic nguon tai lieu cua cic tic gia nghien cQu trudc day Phong van ngudi dan va kiem lam vien cua KBTTN Da Krdng Trong qua trinh phong van cd su dung cic inh mau chup thu de hd trp nhin dien loai Phin tich cac miu vat thu bi san bit cua dan va cic miu vat tai bio tang dpng vat cua Vien Sinh thai va Tai nguyen sinh vat 42 Dieu tra theo cac tuye'n xuyen qua cic sinh cinh khic cua KBTTN de quan sit phat hien cac loai thu, dau ve't hoat dpng cua thu dinh gii tinh trang sinh cinh va cac tic dpng cua ngudi Tit ci da tien hinh dpt khao sat vdi tdng thdi gian khoang 100 ngiy: 628/7/2006, 2-21/11/2006, 12-30/3/2007, 215/11/2007, 25/02 - 25/3/2008 Su dung cac loai biy de thu miu thu nhd: biy long de thu miu thu gam nhim, ludi md, biy thu cim vi vpt tay de thu miu doi Cac miu thu thu dupc sau giim dinh tdn khoa hpc va lay cic sd can thie't dupc thi trd lai thien nhien noi bit Chi thu miu nhung loai chua the giim dinh dupc ten khoa hpc tren hien trudng Dinh gii ndng thdn cd su tham gia (PRA): mdi thdn, sau phong van 30 hp gia dinh se chpn mot sd thp san giiu kinh nghiem de trao ddi vdi cac thp san ve hoat dpng san bit, su dung va bio ve thu hoang da tai dia phuong hien cung nhu trudc de dinh gii mQc dp de dpa ddi vdi cac nhdm thu Dinh loai thu theo Lekagul vi cs., (1988); Borissenko va cs., (2003); Smith & Yan Xie (2008); vi Francis (2008) Ten khoa hpc va he thdng phan loai cua thu theo Wilson & Reader (2005) va Nguyen Xuan Dang, Le Xuan Cinh (2009) II KET QUA NGHIEN CUU Thanh phan loai thu d KBTTN DaKrdng TQ ke't qui khao sit cua chung tdi va tham khao ke't qui nghien cua cua cic tic gia trudc day [2-4, 6-11, 13], chung tdi da lap danh luc thu cua KBTTN DaKrdng vdi 89 loai thupc 26 hp, 10 bd Trong dd, cd loai dupc ghi nhan dua trdn quan sat true tie'p, 59 loai dua trdn cac miu vat thu duoe hoac cac di vat cua vat bi san bat vi 22 loii theo cac tii lieu trudc day hoac qua phong vin (bang 1) Bdng Danh luc cac loai thu da ghi nhan dupc d KBTTN DaKrdng s TT 10 11 12 13 14 15 16 1/ 18 19 20 21 22 23 Ten khoa hpc Ten thong I SCANDENTIA Wagner, 1855 Tupaiidae Gray, 1825 Tupaia be longer i (Wagner, 1841) H DERMOPTERA lUiger, 1811 Cynocephalidae Sympson, 1945 Cynoceplialus variegattis (Audebert, 1799) III PRIMATES Linnaeus, 1758 Loridae Gray, 1821 Nycticebus bengalensis (Boddaert, 1785) Nycticebus pygmaeus Bonhote, 1907 Cercopithecidae Gray, 1821 Macaca arctoides (Geofroy, 1831) Macaca mulatta (Zimmermann, 1780) Macaca leolina (Linnaeus 1766) Trachypithecus hatinhensis (Dao, 1970) Pygathrix nemaeus (Linnaeus, 1771) Hylobatidae Weber, 1828 Nomascus siki (Delacour, 1851) IV LAGOMORPHA Brandt, 1855 Leporidae Gray, 1821 Lepus peguensis Blyth, 1855 Nesolagtts timminsi Averianov et al., 2000 V SORICOMORPHA Gregory, 1910 Soricidae Fischer, 1817 Suncus murinus (Liimaeus, 1766) VI CHIROPTERA Blumenbach, 1779 Pteropodidae Gray, 1821 Cynopterus brachyotis (Muller, 1838) C sphinx (Vahl, 1797) Megadermatidae Allen, 1864 Megaderma lyra Geoffroy, 1810 M spasma (Linnaeus, 1758) 10 Hipposideridae Lydekker, 1891 Hipposideros cineraceus Blyth, 1853 H.lylei Thomas, 1913 H larvatus (Horsfield, 1823) H pomona Andersen, 1918 H armiger (Hodgson, 1835) Asellisciis stoliczkanus (Dobson, 1871) Bp Nhieu rang Ho Doi Ddi Bd Canh da Hp Cay bay Chdn doi, ciy bay Bp Linh truong Hp Cu ly Cu ly ldn Cu ly nho Hp Khi, Vopc Khi mat Khi ving Khi dudi Ion Vooc den hi tinh Chi vi chan nau Ho Vuon Vuon siki Bo Tho Hp Tho rQng Tho rung xim Tho vin Bo Chuot chij Ho Chuot chu Chudt chu nha BoDoi Hp Doi qua Dd chd cinh ngin Doi chd an Ho Doi ma Doi ma bic Doi ma nam Hp Doi nep mui Doi nq) miii l&ig dai DdnqjmuiHnhkhim Doi nep mui xam Doi nep mui xinh Doi nep mui qua Doi nep mui ba la Nguon thdng tin Gia tri D bao ton H SDVN lUCN QS TL4,5;PV EN M M VU VU vu vu M M, QS M, QS PV M vu vu M EN TL4, 5,8 M EN LR VU EN EN vu + EN EN + + EN + + QS M M vu M M M M M M M M 43 38 11 Rhinolophidae Gray, 1825 Rhinolophus stlieno Andersen, 1905 R thomasi Andersen, 1905 R pearsoni Horsfield, 1851 /?.aj5^n/5 Horsfield, 1823 R macrotis Blyth, 1844 R malayanus Bohote, 1903 R pusillus Temmincki,1834 12 Vespertilionidae Gray, 1821 My Otis muricola (Gray, 1846) M horsfieldi (Temminck, 1840) Miniopterus magnater Sanborn, 1931 Murina cyclotis Dobson, 1872 M tubinaris (Scully, 1881) Kerivoula liardwickei (Horsfield, 1824) Pipistrellus coromandra (Gray, 1838) VII PHOLIDOTA Weber, 1904 13 Manidae Gray, 1821 Manis pentadactyla Linnaeus, 1758 Ho Doi muoi Doi tai chin nho Doi tai canh ngin Doi cinh khien Doi miii dng tai tron DdmiiiOTgleng chan Doi mui nhmi xam Doi mudi nau Bo Te te Ho Te te Te te vang 39 M javanica Desmarest, 1822 Te te Java 40 Bo An thit Ho Meo Beo lua 41 VIII CARNIVORA Bowdich, 1821 14 Felidae Gray, 1821 Catopuma temminckii Vigor et Hosfield, 1827 Panthera tigris (Linnaeus, 1758) Ho 42 Pardofelis marmorata (Martin, 1837) Meo gam 43 Neofelis nehulosa (Griffith, 1821) Bio gim 44 Prionailurus bengalensis (Kerr, 1792) 15 Viverridae Gray, 1821 Arctictis binturong (Raffles, 1821) Meo rung HpCay Ciy muc 24 25 26 27 28 29 30 31 32 33 34 35 36 37 45 46 47 48 49 50 51 52 53 54 55 44 Hp Doi la mui Doi li nam a Doi la td ma Doi la pec-xdn Doi la dudi Doi la tai dii Doi la mui phing Ciy voi mde Paguma larvata (Smith, 1827) Paradoxurus hermaphroditus (PaHas, 1777) Ciy voi ddm Cay vin Bac Chrotogale owstoni Thomas, 1912 Prionodon pardicolor Hogdson, 1842 Cay gam Cay gidng Viverra zibetha Linnaeus, 1758 V megaspila Blyth, 1862 Ciy gidng spc Viverricula indica (Desmarest, 1817) Ciy huong 16 Herpestidae Gill, 1872 Hp Cay Ion Herpestes javanicus (Geoffroy, 1818) Ldn tranh Cay moc cua H urva (Hogdson, 1836) 17 Canidae Gray, 1821 Ho Chd Sdi Cuon alpinus (Pallas, 1811) Ho Gau 18 Ursidae Grey, 1825 M M M M M M TL15 VU M M M M M M M TL4, 5, 8;PV TL4, 5, 8;PV EN LR EN LR TL4, 5, 8;PV TL4, 5, 8;PV TL4, 5; PV TL4, 5, 8;PV QS EN NT CR EN VU VU EN VU EN VU VU VU VU vu VU EN EN TL4, 5, 8;PV M M PV TL4;PV M M M QS M TL4, 5,8 56 Ursus thibetanus Cuvier, 1823 Giu ngua 57 Helarctos malayanus (Raffles, 1821) Gau chd 58 19 Mustelidae Svi'ainson, 1835 Arctonyx coUaris Cuvier, 1825 Ho Chon LQng Ipn 59 Aonyx cinerea (llliger, 1815) Rii ca vudt be 60 Lutra Intra (Linnaeus, 1758) Rai ci thudng 61 Maries flavigula (Boddaert, 1785) Chon ving 62 63 Melogale moschata ( Gray, 1831) M personata Geoffroy, 1831 IX ARTIODACTYLA Owen, 1848 20 Suidae Gray, 1821 Sus scrofa Linnaeus, 1758 21 Tragulidae Milne-Edwards, 1864 Tragulus kanchil (Raffles, 1821) 22 Cervidae Gray, 1821 Rusa unicolor (Kerr, 1792) Muntiacus muntjak fZimmeimann, 1780) Muntiacus vuquangensis (Do Tuoc et al,1994) 23 Bovidae Gray, 1821 Bos fiontalis Lambert, 1804 Capricornis milneedwardsii David, 1869 Pseudoryx nghetinhensis Dung et al., 1993 Chon bac m i bic Chdn bac mi nam IX Bp gudc chan 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 X RODENTIA Bowdich, 1821 24 Sciuridae Gray, 1821 Ratufa bicolor (Sparrman, 1778) Callosciurus erythraeus flavimanus (Geofroy, 1831) Callosciurus finornatus (Gray, 1867) Dremomys rufigenis (Blanford, 1878) Menetes berdmorei (Blyth, 1849) Tamiops rodolphii (Milne-Edwards, 1867) Petaurista philippensis (Pallas, 1766) 25 Muridae linger, 1811 Mus musculus Linnaeus, 1758 Rattus argentiventer (Robinson et KIoss, 1916) Niviventer tenaster (Thomas, 1916) Rattus exulans (Peale, 1848) Rattus tanezumi Temminck, 1844 Niviventer fiilvescens (Gray, 1847) Rattus remotus (Robinson et KIoss, 1914) TL4, 5, 8;PV TL4, 5, 8;PV TL4, 5, 8;PV TL4, 5; PV TL4, 5, 8;PV TL4, 5, 8;PV M TL4 EN vu EN vu VU vu VU NT HoLon Lpn rung Ho Cheo cheo Cheo cheo Ho Huou nai Nai Hoing Mang ldn Ho Bo Bo tdt Son duong Sao la Bo Gam nham Ho Soc Sdc den Sdc chan vang QS QS VU M M M vu VU vu EN + M M TL4, 5, 8;PV EN EN EN VU NT CR + QS M VU NT Sdc bung xim Sdc mdm Sdc vin lung Sdc chudt lua Sdc bay ldn Ho Chuot Chudt nhit nhi Chuot bung bac M M M M QS Chudt Chudt Chudt Chudt Chudt M M bung kem lit nhi huou be rQng vu M M M M M 45 86 87 88 89 Rhizomys sumatrensis (Raffles, 1821) DQi mi ving Rhizomys pruinosus Blyth, 1851 Dui mde ldn 26 Hystricidae (Fischer, 1817) Ho Nhim Atherurus macrourus (Linnaeus, 1758) Don Hystrix brachyura Linnaeus, 1758 Nhlm dudi ngin Tong cpng: 89 loai, 26 ho, 10 bp TL4 M M M 35 27 Ghi chii: PV qua phdng van; MV cd mlu vit hoac di vat thu bi san bit; QS theo quan sat; TL theo tai lieu; SDVN Sach Do Viet Nam 2007; lUCN Danh luc Do cua lUCN 2009: CR Rai nguy cap; EN nguy cap; VU se nguy cap; LR bi de doa thap; NT gan bi de doa; DD Thieu din lieu; DH loai dac hiiu ciia Dong Duong Danh luc mac du chua phai l i danh luc diy du, vi cic nhom thu nho (doi, gam nham, thu an sau bp ) It dupc nghidn cQu Tuy nhien, danh luc da bao gdm nhirng loai thu CO ban cua cic he sinh thii rimg d KBTTN DaKrdng Nhu vay, so vdi khu he thu hoang da trdn can cua ca nudc [12] khu he thu d KBTTN DaKrdng chie'm 23,4% tOng sd loai, 60,5% tdng sd hp va 76,9% tong sd bp thu cua Viet Nam Cac ty le niy la cao, cho thi'y tim quan trpng cua KBTTN DaKrong ddi vdi viec bao tdn tinh da dang cua khu he loai thu hoang da Viet Nam Cac loai thu co gia trj bao ton cao Trong sd 89 loii thu da ghi nhin dupc d KBTTN Da Krdng, 36 loai co gii tri bio tdn cao (chie'm 40,4% tdng sd loai da ghi nhan), bao gdm 35 loai thupc Sach Dd Viet Nam (2007), 27 loai thupc Danh luc Dd lUCN (2009) va loai Toadd 48Q-0711728; UTM-1845890 48Q-0713471; UTM-1842967 48Q-0713939; UTM-1843199 Bo tdt (Bos gaurus): Nhirng ghi nhan gin diy ve quan the bo tdt d KBTTN DaKrdng dupc tdng hpp bing Khao sit theo cic tuye'n d hai xa Ba Long va Hue Nghi chung tdi deu khdng bit gap bo tdt Nguydn nhan cd the li: dan bd tdt da bi bin tia nhieu lin nen rat canh giic vdi ngudi va thdi gian, pham vi khio sat cua chung tdi khdng du ldn TQ bang vi cic thdng tin phong van thp san cho thiy ring: tai KBTTN DaKrdng, cdn mpt quin the bd tot dudi 10 ca the, sinh sdng d khu vuc phia bic sdng Thach Han thupc vung rimg giip ranh cac xa Trieu Nguyen, Ba Ldng va Cam Chinh Nhiing ghi nhan ve quan the bo tdt d KBTTN Dia diem Sd lupng ca the (2 due, cai, Doi Hai Vu - Trieu Nguyen gin trudng thanh) (2 due, cii, Khe Ban Cdm - Ba Long gin trudng thanh) Bp xuong bo tdt Khe Ban Cdm - Ba Long ? xac bd tdt bi chef TrQ Li'u - Trieu Nguyen ? Mpt dan ca the Tru Liu - Trieu Nguyen Mang ldn (Megamuntiacus vuquangensis): Thdng tin trudc diy ve tinh trang quin the mang ldn tai KBTTN DaKrong ri't It [3,10] Khao sat theo cac tuye'n d hai xa Ba Long va Hue Nghi 46 dac hiiu cho Dong Duong (bang 1) Diy li nhQng loai thu can dupc uu tien bio tdn Tuy nhien, xet ve mQc dp bi de dpa nudc va tren toin ciu, su hien dien cua quin the KBTTN DaKrdng thi nhQng loai cin dac biet uu tien bao tdn bao gdm: bo tdt, mang ldn, thd vin, vupn siki va cha vi chin nau Bdng Da Krdng Nguon thdng tin Nguyen Hii Hi vi cs (2004) (chua cdng bd) Nguyen Hii Hi va cs (2004) (chua cdng bd) Nguyin Hii Ha vi cs (2004) (chua cdng bd) Minh Thing vi cs (2006) theo www.sggp.org.vn Ha Luih (2007) theo www.sggp.org.vn chung tdi deu khdng bit gap mang ldn Mpt sd da'u chan hoing da dupc ghi nhan nhung khd mi nhin bie't dd li dau chan cua hoing thudng hay mang ldn Tuy nhien, qua cic miu sung mdi cdn giu lai cua thp san vi thdng tin phong van cho tha'y mang ldn thudng xuyen bi san bit khu bio tdn, dac biet tai khu vuc xa Hue Nghi Trong dpt khao sat theo tuye'n sd (3/2008) chung tdi da bit gap thp san Hd Van Thu dang gui mot ci the mang ldn khoing 40 kg tQ rQng Theo cic thp san thdn La Td, mang ldn sdng tap trung d khu vuc Ddi Mie'u, thudc tieu khu 733 Thd van (Nesolagus timminsii): Trudc nghien ctiu cua chung tdi, sir ton tai cua tho vin d KBTTN DaKrdng vin chua dupc khing dinh Trong dpt khao sit thing nam 2008 tai thdn La Td, xa Hue Nghi, chung tdi da bit gap ci the tho vin sdng bi thp san bit mang tQ riing ve Day la nhQng miu vat diu tien khing dinh sir tdn tai cua tho vin tai KBTTN DaKrong Phong van cac thp sin dupc biet, tho van ri't It gap, noi hay gap chung nha't la thuong nguon khe A Cho, thudc tieu khu 731 Vupn siki (Nomascus siki): Tai KBTTN DaKrdng, cic din vupn siki da dupc nhieu tic gii quan sit true tie'p va gian tie'p qua tieng hdt Dac biet, Nguyen Manh Hi da tie'n hanh cic dpt khao sit lien tuc cic nam 2003-2006 [7-9] vi cho ring: KBTTN DaKrdng li mpt nhQng noi cu tru quan trpng nhat cua vupn siki d Viet Nam vdi mpt quan the ldn Cic ghi nhan cua NguySn Manh H i dpt khio sit nam 2006 dupc the hien bang Bdng NhQng ghi nhan ve quan the vupn siki d KBTTN DaKrong Dia diem ghi nhan tieng hot Ba Loang (Hue Nghi) La To (Hue Nghi) Ba Tra (Ta Long) A Pat (Ti Long) Doc Dot (Hai Phuc) Khe Lau (Hai Phuc) Dong Che (Trieu Nguyen) A Cho - A Pong (A Bung) Toa dp 48Q-0719309; UTM-1826315 48Q-0713796; UTM-1825013 48Q-0710681; UTM- 1835080 Q - 0709796; UTM- 1838029 48Q-0719740; UTM- 1835559 48Q-0716884; UTM- 1836952 48Q - 0705320; UTM-1843230 48Q - 0724650; UTM-1818520 Tdng Thdi gian ghi nhan Sd ca the 06:13-06:35 >4 06:50 - 07:07 >3 05:50 - 06:06 05:32-05:40 >3 >3 05:30 - 04:40 >3 06:00-06:45 06:20 - 06:45 >3 >2 06:00 - 06:05 >3 05:20-05:33 05:28-05:40 05:35-05:48 05:28 - 05:42 >2 >2 >2 >2 >32 2 12 Khio sit theo cac tuye'n d hai xa Ba Long vi Hue Nghi, chung tdi deu khdng bat gap vupn siM, chi nghe dupc tie'ng hdt cua 2-3 din Tuy nhien, tQ nhung thdng tin co dupc cho de'n cho thay: tai KBTTN DaKrdng, It nhat 12 din vupn siki vdi khoing 32 ci the sdng tap trung d hai khu virc: vung rimg giip ranh cic xa Ta Long - Trieu Nguyen, Ti Long - Ba Long, Ti Long - Hii Phuc va vung rimg giip ranh xa Hue Nghi - A Bung Hdng Tiuy Cha va chan nau (Pygathrix So dan nemaeus): Cic ghi nhan ve quin the cha va chan nau nhung nam gin day dupc tdng hpp bing Trong khao sat theo cic tuye'n d hai xa Ba Long va Hue Nghi, chung tdi chi bit gap dan chi va chan nau tai khu vuc Doi Mie'u, xa Hue Nghi (khdng ro sd ca the) TQ nhung thdng tin ghi nhan trudc dd va thdng tin phong van thp san, chung tdi nhan dinh ring: mpt quin the cha va chan niu khoang 3Q-70 ci the KBTTN DaKrdng Chung sdng tap trung d vung rimg giap ranh ba xa: Ti Long, Hue Nghi vi Hii Phuc 47 Bdng' NhQng ghi nhan ve quan the cha va chan nau d KBTTN DaKrdng Toa dp bat gap 48Q-0720915 UTM-1833056 48Q-0715319 UTM-1830235 48Q-0716056 UTM-1830105 48Q-0719527 UTM-1826219 Sd lu'png ca the Dia diem 10-12 Khe Di Lid'p - Hai Phuc 10-12 Dinh A Pich - Ti Long Dinh Ta No - Ta Long Ddi Mie'u - Hue Nghi Phan vung uu tien bao ton thii KBTTN DaKrong Cd hoat dpng cua ngudi de doa true tie'p de'n tai nguyen thu hoang da tai KBTTN DaKrdng da dupc xac dinh la: san bit, budn bin, khai thae gd, khai thae lam sin ngoai gO, phe' lieu, phi rimg lam nuong riy va chan tha gia sue rQng Tuy nhien mQc dp de doa cua mdi hoat dpng khac theo tOng khu vuc va nhdm thu hoang da: thu linh trudng bi de doa nhieu bdi hoat ddng khai thae gd dd thu mdng gudc la hoat dpng san bit, budn ban Tren CO sd chong ghep bin phan bd cua cic loii quan trpng, ban dd hien trang tham thuc vat, ban dd dia hinh - thuy van va ban phin cip mQc dp de doa theo timg khu vuc, chung tdi da xic dinh cac khu vuc tru tidn bao ton cho mdt sd Nguon thong tin Dd Quang Huy vi cs (2004) (chua cdng bd) Dang Huy Huynh, Nguyen Manh Ha (2005) Dang Huy Huynh, Nguyen Manh Ha (2005) Nguyen Die Manh (2008) nhdm thu KBTTN DaKrdng theo cic tieu chi sau: (1) La noi phin bd tap trung cua cac quan the loai thu quan trpng; (2) La noi cd sinh canh phu hpp vdi ydu cau sinh thai cua cac loai thu quan trpng; (3) L i noi cd mQc dp de doa cap cao hon ddi vdi cac loii thu quan trpng Ke't qui thu dupc nhu sau (hinh 1): Khu vuc uu tien bdo ton bd tot: Khu vuc phia Bic sdng Thach Han thupc dia gidi hanh chi'nh cua hai xa Trieu Nguyen vi Ba Ldng Tdng dien tich li: 5924 (59,24 km^) bao gdm cic tieu khu: 820, 821, 827, 785, 822, 833 va 830 Khu virc dang cd mQc de doa cip 'Trung binh cao" "Trung binh" d cic tieu khu: 820, 821, 827, 830 va 833 thupc dia phin xa Ba Long, "Cao" d cac tieu khu: 785, 787 va 822 thupc dia phan xa Trieu Nguyen CHU GIAI PKhaQtclirQli-djch vu P K phuc t d i sinti i t a i P K bio vt aghicm ngll Di/dng abirz sang • Tru Mb UBND xl Hinh Cac khu vuc uu tien bao ton thu KBTTN DaKrdng 48 Khu vtcc icu tien bdo ton mang lan vd tho van: Khu vuc thuong ngudn khe A Cho - xa Hue Nghi Tdng dien ttch la: 1948 (19,48 km') bao gom hai tieu khu: 731 va 733 Khu vuc niy dang CO mQc de dpa cap "Trung binh" Khu vice uu tien bdo ton vugn siki: Khu vuc giap ranh giua ba xa Hue Nghi, A Bung va Hdng Thuy Tdng dien tich la: 3581 (35,81 km') bao gom cac tieu khu: 732, 746 va 747 Khu vuc bao ton vupn siki dang cd mQc de doa cip "Trung binh cao" "Trung binh" d tieu khu 732 vi 746 thupc dia phin xa Hue Nghi, "Cao" a tieu khu 747 thupc dia phan xa A Bung Khu vUc Uu tien bdo ton chd vd chdn nau: Khu vuc giap ranh giQa hai xa Ta Long va Hai Phuc Tdng dien tich la: 3529 (35,29 km') bao gdm cic tieu khu: 722, 849 va 850 Khu vuc cd mQc de doa cap "Trung binh cao" "Trung binh" a tieu khu 722 thupc dia phan xa Ta Long "Cao" d cac tieu khu 849 va 850 thudc dia phan xa Hai Phuc III KET LUAN Khu he thu d KBTTN DaKrong kha da dang ve phin loii vi cd gia tri bao ton ri't cao: cho de'n da phit hien dupc 89 loii thu thupc 26 hp va 10 bp Trong sd dd, cd 36 loai cd gii tri bao tdn cao (chie'm 40,4% tdng so loai da ghi nhan), bao gom 35 loii thudc Sich Do Viet Nam (2007), 27 loai thupc Danh luc Do lUCN (2009) va loii dac hihi cho Ddng Duong Cac loai cin dac biet uu tien bio tdn bao gom: bo tdt, mang ldn, tho vin, vupn siki va cha va chin niu Da xic dinh khu vuc tm tidn bio ton thu: khu virc bao tdn bo tdt cd dien tich 5.924 ha, bao gom biy tieu khu: 820, 821, 827, 785, 822, 833 vi 830; khu vuc bao ton mang ldn va tho vin cd dien tich 1948 ha, bao gom hai tieu khu: 731 va 733; khu virc bio ton vupn siki cd dien tich 3581 ha, bao gom ba tieu khu: 732, 746 va 747; va khu virc bio ton cha vi chan nau CO dien tich 3529 ha, bao gom ba tieu khu: 722, 849 va 850 TAI LIEU THAM KHAO Bp Khoa hpc Cong nghe va Mdi trudng, 2007: Sich Dd Viet Nam - Phin Dpng vat Nxb Khoa hoc Tu nhien va Cdng nghe Ha Npi Francis Ch., 2008: A guide to Mammals of Southeast Asia Princeton Unv Press, UK Dang Huy Huynh vi cs., 1994: Danh luc cic loai thu (Mammalia) Viet Nam, Nxb Khoa hpc vi Ky thuat H i Npi Dang Huy Huynh, Nguyin Manh Ha, 2005: Da dang sinh hpc thu khu bao ton thien nhien DaKrdng - tuyen tap cic bio cio: 107-122 Trung tam nghien cQu Tii nguyen va Moi trudng - Dai hpc Qudc gia Hi Npi, Nxb Khoa hpc va Ky thuat Hi Npi Dang Huy Phuong, 2005: Thanh phin loii thu (Mammalia) d khu bao ton thidn nhien de xuat DaKrong, Quang Tri Bio cio khoa hpc ve sinh thai va tai nguyen sinh vat tai Hpi thao qudc gia lin thQ Nxb Khoa hpc va Ky thuat, H i Npi lUCN, 2008: Red list of Threatened species Website: http/www.redlist.org Lekagul B & J A Mc Neely, 1988: Mammals of Thailand Bangkok Le Trong Trai et al., 1999: A feasibility study for the establishment of Phong Dien (Thua Thien - Hue province) and Dakrong (Quang Tri province) Nature Reserves, Vietnam, BQdlife International Vietnam Programme, Hanoi Nguyin Manh Ha, 2004: Tap cht Ndng nghiep va Phat trien Ndng thdn, 42: 12-20 Hi Npi 10 Nguyen Manh Ha, 2005: Status of Whitecheeked gibbon (Nomascus leucogenys) in North Central Vietnam CRES, Hanoi University 11 Nguyen Manh Ha, 2007: Vietnamese J of Primatology, 1: 61-67 12 Nguyin Xuan Dang va cs., 2007: Cac loii thu quy hie'm da ghi nhan dupc d tinh Quing Tri: 35-37 Bao cio khoa hpc Hpi nghi toin qudc nghien cQu co ban khoa hpc su sdng, Quy Nhon Nxb Khoa hpc va Ky thuat Ha Npi 13 Nguyen Xuan Dang, Dang Ngpc Can, Nguyin Xuan Nghia, 2007: Tap chi Sinh hpc, 29(4): 19-26 Hi Npi 49 14 Nguyin Xuan Dang va Le Xuan Canh, 2009: Phan loai hpc ldp Thu (Mammaha) vi dac diem khu he thu hoang da Viet Nam Nxb Khoa hpc Tu nhien va Cdng nghe, Ha Npi vuc Bic Hudng Hda va KBTTN Da Krdng, tinh Quang Tri Bao cio khoa hpc Hpi nghi toin qudc nghien ciiu co bin khoa hpc su sdng, Quy Nhon: 532-536 Nxb Khoa hpc va Ky thuat Hi Npi 15 Nguyin Trudng Son, Csorba Gabor, 2007: Kef qua budc diu dieu tra doi tai khu 1^ Smith A T., Yan Xie (eds), 2008: A guide ^° ^he Mammals of China Princeton Unv Press, UK CONSERVATION IMPORTANCE OF MAMMAL FAUNA IN DAKRONG NATURE RESERVE, QUANG TRI PROVINCE NGUYEN DAC MANH, NGUYEN XUAN DANG, NGUYEN XUAN NGHIA SUMMARY The mammal surveys were conducted during 2006-2008 in DaKrong nature reserve, Quang Tri province Based on the survey results and hterature reviews, a list of 89 mammal species belonging to 26 families and 10 orders was compiled A new record for the reserve was Annamite Striped Rabbit (Nesolagus timminsii) Among these recorded species, 35 species are listed in the Red Data Book of Vietnam (2007), 27 species in the 2009 lUCN Red hst and species endemic to Indochina Gaur (Bos frontalis) Giant Muntjac (Muntiacus vuquangensis), Annamite Striped Rabbit (Nesolagus timminsi), Siki Crested Gibbon (Nomascus siki) and Red-shanked Douc Langur (Pygathrix nemaeus) are identified top priority species for mammal conservation at DaKrong nature reserve Seven direct threats to the mammal faua were dentified and conservation zones were recommended for species or species group protection in the DaKrong nature reserve Key words: Biodiversity, Conservation, Da&ong, Mammal Ngdy nhgn bdi: 7-8-2009 50 ... hai tieu khu: 731 va 733; khu virc bio ton vupn siki cd dien tich 3581 ha, bao gom ba tieu khu: 732, 746 va 747; va khu virc bio ton cha vi chan nau CO dien tich 3529 ha, bao gom ba tieu khu: 722,... bao gom cac tieu khu: 732, 746 va 747 Khu vuc bao ton vupn siki dang cd mQc de doa cip "Trung binh cao" "Trung binh" d tieu khu 732 vi 746 thupc dia phin xa Hue Nghi, "Cao" a tieu khu 747 thupc... phan xa A Bung Khu vUc Uu tien bdo ton chd vd chdn nau: Khu vuc giap ranh giQa hai xa Ta Long va Hai Phuc Tdng dien tich la: 3529 (35,29 km'') bao gdm cic tieu khu: 722, 849 va 850 Khu vuc cd mQc