KHOA HOC C 6 N 0 N G H | K £ T Q U A K H A O S A T , DAIMH G I A M O T 5 d LOAI DOIXIG V A T HOAIXIG DA IXIGUY CAP, QUY, Hl£lVI TAI KHU DAO TDIXI THI^IXI IVHl£lXI VAlV HOA DdlXIG IVAI, TJIXIH DOIVG IX[.]
Trang 1K £ T Q U A K H A O S A T , D A I M H G I A M O T 5 d LOAI DOIXIG
V A T HOAIXIG DA IXIGUY CAP, QUY, Hl£lVI TAI KHU DAO TDIXI THI^IXI IVHl£lXI-VAlV HOA DdlXIG IVAI, TJIXIH DOIVG IXIAI
Nguyin Hoing Hio', Trin VSn Mtd, Nguyin Xuin Ding^ T6MTAT
Dupc sir til trgr cia Quy Bio tdn RCmg die dvmg Vl^t Nam (VCR, trong thdi gian tii thing 4 din diing 12
nam 2010, da diucbi^n chuong trinh "Khio sit, dinh gii m^t sd loii d^ng vit hoang ds nguy cip, quy,
hidm, loii chi thi cho sinh cinh vim6i trudng t^ KBT Bdng Nai "vdi cic myc tifeu cu thi nhu sau: Dinh
gia tinh hang quin thi m^t sd loii d^ng vat hoang da nguy cip, quy, hiim vi loii chi thj cho sinh canh vi mdi trudng d KBT Ddng Nai Di xuit cic giii phip ky thuit phfi hpp cho c6ng tic quin ly, bio tdn hi$u
qua mdt sd loii dpng v§t hoang da nguy cip, qu^, hiim b KBT Ddng Nai Xiy dung quy trinh giim sit,
dinh gia va bao tdn mdt sd loii dOng vit hoang da nguy cip, qu^, hiim vi loii chi thj cho sinh cinh vi m6i Uudng d KBT Ddng Nai Kit qui, hong qui trinh khio sit, dinh gii nam 2010 da ghi nhin dupc 16 loii dOng vit nguy cip, qu:^, hiim bao gdm 10 loii thii vi 6 loii chim Trong dd, cd 10 loai dupc quan sit tn/c tiip gdm: 06 loii thii vi 04 loii chim rung, 6 loii cdn lai dupc ghi nhin giin dip qua cic diu vit hoat d^ng (diu chan, phan) Ngoii ra, ctmg da ghi nhin dugc chiing cii ciia 3 loai tic dgng true tiip din da dang sinh hgc (san bit dpng vit, khai thic lim sin vi chan thi gia sue tu do) Mpt h# thdng cic tuyin diiu ba, giam sit lau dii vi cic chi tieu giim sat da dupc thiit lip lim co sd cho cic hoat dpng giim sit trong nhiing nam sau Cic sd li^u diiu tra, giim sit li co sd khoa hgc d i Ban Quin ly KBT Ddng Nai xac djnh cac giii phip bio tdn da dang sinh hgc thich hpp hon
Til khda: D0ng vit hoang ds quy hidm, Ddng Nai, Khu bio tdn
\.tkUfhtt
Khu Bao tdn Thiin nhiin - Van hda Ddng Nai
(KBT Ddng Nai) tnrc thupc UBND tinh Ddng Nai,
nim trong h i thdng rimg die diing v i di san van hda
dia Viit Nam KBT Dong Nai dupc thinh lip diu
nim 2004 vdi tdng diin tich 97.192 ha, trong dd cd
64.792 ha dit Iam nghiip v i 32.400 ha mJt nudc hd
Tri An, ngiy 29 thing 6 n i m 2011 da dupc UNESCO
cdng nhin l i Khu Dvr trQ Smh quyin t h i gidi Ddng
Nai, bao gdm KBT D d n g N a i v i V Q G C i t Tiin
KBT Ddng Nai cd c i c h i smh thii rimg die
tnmg dia nuin Ddng Nam bd Mic du d i bj t i c dpng
d cic miic dd khic nhau, nhimg h i ddng v i thuc vit
cOa Khu Bao ton r i t da dang, phong phd vdi nhiiu
loii qui^, hiim, nguy cip Kit qua cua chuong trinh
diiu tra da dang sinh hpc (J)DSH) trong cic n i m
2007-2009 da ghi nhin dt diy cd 530 loii ddng vit cd
xuong sdng, frong dd cd 66 loii dang bj de dpa luyit
chiing trong nudc, cd t i n trong Sich Dd Viit Nam
(2007) v i 44 loii dang bj de dpa tayit chiing trin
toin ciu, cd t i n trong Danh luc Dd lUCN (2010)
Tuy nhiin, m$c dit cd sir nd luc quan 1^ bao tdn ciia
Ban Quin If KBT Ddng Nai, c i c g i i b j DDSH ciia
' Khu Bio tdn Thidn nhidn - Vin hda Ddng Nai
' Viin Sinh thii vi Tii nguydn Sinh vjt
Khu Bao tdn vin dang hi t i c dpng tiiu cue cda hon 5.798 hd (khcang 26.690 nhan khau) dan cu sdng bin trong v i d vung dim nhir sin bin, biy bat ddng vit hoang da; xSm lin dat rimg v i tin phi sinh cinh; chan tha gia sue bin trong KBT; nguy ca chay rimg;
su xim lin dia cic loii ngo^ lai, chu yiu l i ciy mai
duong (Munosa pigrii; khai thic qui miic lim san
ngoii g6, Vi viy, KBT Ddng Nai cin xiy dyng chuong trinh djnh k^ diiu tra, giim sit DDSH nhim
xic dinh xu t h i biin ddi ciia cic gii tr\ DDSH trong
Khu Bao tdn cung nhu miic dd t i c dpng ciia cac de dpa d i tim ra nhung biin phip quin ly, bao tdn thich hpp cho timg thdi ky v i timg khu vuc Dupc sir tai trp cda Quy Bao tdn Rimg djc dung Viit Nam (VCF), trong thdi gian tir thing 4 din thing 12 nam 2010, da
thijc hiin chuong trinh "Khao sit, dinh gii mdt sd
loii ddng vit hoang di nguy cip, qujf, hiem, hit chi tbi eho sinh dnh vi mdi Irudng tai Khu Bao tdn Thidn nhidn - Vin hda Ddng Nai, tinh Bdng Nai "vdi
cic miic tiiu cu t h i nhu sau: Dinh g i i tinh trang quin t h i mdt sd loii dpng vM hoang da nguy cip, quy, hiim va loai chi thi cho smh canh v i mdi tmong
d KBT Ddng Nai; d i xuat c i c giii phip ky thuat phii hpp cho cdng t i c quan ly, bao tdn hiiu qua mdt sd loii ddng vat hoang da nguy cip, quy, hiim o KBT Ddng Nai; xiy dvmg quy trinh giim sit, dinh gia va bao tdn mdt sd loai ddng vit hoang d i nguy cap, quy
87
Trang 2hiim vi loii chi Ihl cho sinh cinh vi mdi trudng b
KBT Ddng Nai
1 PHuoiw PHAF KHAO (AT, VAIW cut
Trin ca sd phin tich tdng hpp cic tu liiu hiin cd
vi diiu kiin ti; nhiin, thinh phin cic loii ddng
hoang di di ghi nhin trong Khu Bio tdn vi ning Ivic
cua cic cin bd Ban Quin ly Khu bio tdn, cic phuang
phip khio sit, dinh gii (KSDG) sau diy phii hpp vdi
diiu kiin thvic ti cua KBT Ddng Nai di dupc lua
chpn ip dung:
- Bidu tra phdng vin: Ti^n hinh diiu h-a phdng
vin ngirdi din sdng bin trong vi vung dim cua Khu
Bio tdn CQng nhu cic cin bd hiin trudng cda KBT
Trong qui trinh phdng vin, inh miu cua cic loii
ddng vit dupc sir dung di hd trp dinh Ipii Ngpii ra,
cic miu vit vi bd phin cua ddng vit rimg (simg, da,
xirong, miu nhdi trang tri, ) hoic cic con vit dupc
ngirdi din luu giii dupc chdng tdi xem xit cin thin
di tang dd tin ciy cua thdng tin Tuy nhiin, phdng
vin chi cd thi cung cip nhirng thdng tin cd dd tin ciy
han chi
- Bidu tra giim sit Iheo tuydn cd dinh Mdt hi
thdng cac tuyin giim sit cd dinh dupc thiit lip trin
toin bd diin tich cua KBT vi dupc dinh diu bing
son miu Ai thuin tiin cho viic tiin hinh cic dpt
diiu tra lip lai theo chu ky Chiiu dai cua mdi tuyin
khoang tir 5 - 6 km tuy thudc vio diiu kiin dja hinh
Cic tuyin di qua tit ca cic dang sinh canh chinh ciia
KBT Thdi gian thuc hiin diiu tra trin tuyin budi
sing tu 6 h - 11 h vi budi chiiu tir 14 h - 17 h Khi
khao sat, di bp dpc theo tuyin vdi tdc dd chim 1,5 - 2
km/gid, chti y quan sit mat dit vi cic ting rimg di
phit hiin cic ddng vit vi cic diu vit hoat ddng ciia
chung (dau chin, phin, vit in, ) Tit cicd 45h>yin
vdi tdng chiiu dii 135,5 km dupc fliuc hiin trpng
tdng sd 95 ngay khio sit
- Didu tia giim sit tiieo didm eddinh Tiin hinh
tnrc quan vi khio sit diu vit ddng vit t?i cic diim
cd djnh chung hay lui toi nhtr cic biu sinh, khu vyc
ngudn nudc udng, khu vyc cic diim khoing Ddi vdi
virpn, chpn cic diim cd tim quan sit rdng vi cd thi
nghe dupc fling hdt cua chdng vio cic budi sing di
true dim sd din vupn hdt Thdi gian true dim din
vupn hdt li tir 05 h - 09 h mdi budi sing Tdng sd cd
34 diim khio sit vdi tdng sd 128 gid khao sit dupc
thtrc hiin
- Bidu era giim sit cheo cheo theo d miu cd
djnh Cheo cheo cd kich thudc co flii nhd lai hoat
ddng lin khuit trong fliim fliuc vit ting mJt dit rim rap nin rit khd quan sit trvic flip cOng nhit cic diu vit Ciia chiing di lai trin cic tuyin diiu tra giim sit
Vl viy, ddi vdi Cheo cheo phuong phip diiu tra giim sit flieo d miu dupc svr dung: Tai cic sinh cinh cd Cheo cheo cu tni chpn 06 d ldn, kich fliudc mdi d ldn
li 50 m X 50 m (0,25 ha) Tai mdi d ldn chia ttiinh 25
d nhd diu nhau, kich fliudc (10 m x 10 m) Tiin hinh khio sit lin lupt timg d nhd cho din khi hit ca 25 d Khi khio sit chii y quan sit ky ludng mit dit di tim kiim cic diu chin vi cic bii phin dia cheo cheo Cd
6 d cd djnh vdi tdng diin flch khio sit li 1,5 ha dupc thvic hiin
- Bidu tra giim sit dc de doa: Trong qui trinh
diiu ti-a ddng vit kit hpp phit hiin, quan ti*: cic chiing Cli tic ddng < ua cic de dpa nhir die diu hiiu sin bin, biy bit ddng vit hpang di; khai thic lim sin; phi rimg lim nudng riy; ngudi xim nhjp tiii phip vio Khu Bio tdn; Cic phit hiin niy diu dupc ghi nhin vio phiiu diiu tra di phin tich dinh gii
- Tinh ehi s6 giim sit cic chi sd giim sat bao
gdm hiiu suit khio s i t tin sd bat gip vi chi sd phong phu cua mdi loii: Hiiu su^t khao sit > tdng
sd ci thi ghi nhin/tdng sd gid khao sit (ci thi/gid); tin sd bit gap = tdng sd ci thi ghi nhin/tdng sd km thuc t i khio sit (c^ thi/km); chi sd phong phii = tdng sd ci flii ghi nhin/tdng sd diim khio sit (ci flii/diim)
Hinh 1 Bin dd v| tri cic hiyin, diim KSDG
KKfrqiUMiHCNGdu
1, Thinh phin cic loii ddng v^t nguy cip, quy, hiim ghi nhin
Trong qui tiinh KSDG, di ghi nhin dupc 10 loii thu vi 6 loii chun nguy cip, quy, hiim Cic ghi nhin
bao gdm: quan sit trvc tiip dupc con vit (10 loii) vi
ghi nhin qua diu chin phin dia chiing di l^i tain hiin trudng (6 loaO T?i mdi diim ghi nhin diu vit diu udc tinh sd ci thi di di 1^ cic dSu vit dd (t?m
Trang 3gpi la s6 ca th^ g i ^ ti^p) T6ng hgp cac s6 lidu dugc ndu trong bang 1
BAng 1 CAc lodi dQng v^t nguy c^p, qu^, hi^m ghi nh^n dirge
TT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Ten loii
1 Cac loai thu
Khi mat dd - Macaca arctoides
Khi dudi dii - Macaca fasciculahs
Khi duoi Ipn - Macaca leonina
Cha va chan den - Pygathrix nigripes
Vuon ma vans - Nomascus gabriellae
Gaucho- Vrsus malavanus
Vol - Elcphis maxinius
Cheo cheo nho - Tmguhts kanchil
Nai - Rusa unicolor
B6 tot - Bosgaurus
11 Cac loai chim
Ga so cd hung - Arborophila davidi
Ga so nguc gu - Arborophila chsrltoni
Ga ldi hdng tia - Lophura diardi
Ga tiin mat dd - Polyplectron germami
Cong - Pavo muticus
Hdng hoang - Buceros bicomis
Quan sit
n
1
6
7
5
1
3
2
5
1
2
N
10
41
50
27
1
10
3
8
1
4
Ghi nhan khac
d
1
3
1
2
17
1
14
6
7
59
2
22
9
3
1
4
N*
1
21
7
2
51
1
17
7
8
107
2
29
15
4
1
8
t
K
K
C
K
K
C P,C
P
C P,C
K
K
K
K
K
K
ShLcbw n - solan ghi nhin: N - sd ei die ghi nhan; N*-sd ea did udc tinh qua diu vet; d - sd diem ghi nhan; t- dang tac ddng; C - diu ehan; P-phan; K- tiengkdu/hdt
a Cic chi sd'dieu tia giim sit tiieo didm
Kit qui nghiin ciiu cho thay, cic loii quan sat
dugc nhieu nhat la khi dudi Ipn (7 din, 50 ci thi),
khi dudi dai (6 dan, 47 ci the) va cha va chin den (5
dan, 27 ci tfii) Loii vupn mi vang tuy khdng quan
sit true tiip dupc nhung da ghi nhin dupc 17 dan
vupn hdt vdi sd ci flii udc tinh la 51 ca thi (hung
binh mdi din 3 ci thi) Bd tdt cd sd diim ghi nhin
nhieu nhat (59 diim) vdi sd lupng udc tinh la 107 ci
thi Cin luu y rang, cic con sd nay khdng thi hiin
sd lupng tuyit ddi cua cic loii giim sit cd trong Khu
Bao tdn mi trudc hit flii hiin kha ning ghi nhin cua
cic loii niy qua cic phuong phip nghiin ciiu sir
dung Di tinh,toin sd lupng ci thi cua cic loii can
ip dimg cac phuong phip tinh toin dac thii khic
2 Chi sd giim sit dia cic loii phit hiin
Sd Ueu giim sit khdng chq biit mat dp cu flii
Clia cac loii giam sat trong Khu Bao tdn, nhung cac
chi sd giam sat fliu fliip dupc cd thi cho thay su biin
ddng vi dp phong phu vi viing phin bd cua cic quin
thi loii tixmg Khu Bao tdn qua cac khoing flidi gian
khic nhau Vi viy, di tao co sd cho cac dpt KSDG vi
sau, di tiin hanh tinh cic chi sd giim sit cua mdi
loii, bao gdm hiiu suit khao s i t tin sd bit gip vi
chi sd phong phd
Tdng sd cd 34 diim KSDG duoc thuc hiin vdi tdng thdi gian khao sat trin cic diim la 128 gid Tii
dd, cd thi xac dinh hiiu suat khao sat cua mdi loii tinh cho 100 gid khao sat va chi sd phong phii ciia mdi loii tinh cho 100 diim khao sat (bang 2) Bing 2 Hiiu suit khio sit vi chi sd phong phd flieo
phuang phip diim
TT
1
2
3
5
7
12
13
14
15
17
Ten loai
I Cac loai thii Khi mat do Khi duoi dai Khi duoi Ipn Vupn ma ving Voi
n Cic loai chim
Ga so cd hung
Ga so nguc gu
Gi ldi hdng tia
Ga tiin mat do Hdng hoing
Ghi nhan true tiip Hitu suit 7,81 18,73 16,39
3,12
Chisd p.phu 29,41 70,59 61,77
Ghi nhan gian flip Hieu suat
14,83 39,84 0,78 0,78 17,95 7,02 1,56 4,68
Chisd p.phu
55,88 150,00 2,94 2,94 67,65 26,47 5,88 17,65
Ghi chii: Ban vj hidu suit khao sit d the/100
gid vi chisd phong phu: d thd/100 didm
89
Trang 4Nhu viy, ddi vdi ghi nhin hijc tiip, hiiu suit
khio sit cua cic loii giim sit dao ddng khi ldn, tir 0
din 18,73 ci flli/100 gid; dd phong phu dao ddng tir 0
din 70,59 ci Uli/100 diim Khi dudi dii cd hiiu suit
khio sit vi dd phong phu cao nhit Ddi vdi ghi nhin
giin tiip qua diu vit hiiu suit khio sit dao ddng tir 0
din 39,84 ci flii/100 gid vi chi sd phong phii dao
ddng tir 0 din 150,00 ci flii /lOO diim Vupn mi ving
cd hiiu suit khio sit vi dd phong phu cao nhit
b Chisd didu tra giim sit theo tuyd'n
Tit ci cd 45 hiyin vdi tdng chiiu dii 135,5 km
dupc thuc hiin Dvra vio sd ci tfii quan sit tnrc tiip
hay ghi nhin giin tiip qua diu vit cua mdi loii di
tinh dirpc tin sd bit gip ciia cic loii tinh cho 100 km
(bing 3)
Tin sd bit gip tryc tiip trin tuyin cda cic loii
giim sit dao ddng tii 0 din 21,41 ci tfli/100 km Tin
sd bat gip giin tiip dao ddng tii 0 - 78,98 ci
flii/lOOkm Khi dudi Ipn cd tin sd bit gjp ttirc tiip
cao nhit vi bd tdt cd tAn sd bit gip giin tiip cao nhit
c Chisd giim sit Cheo cheo theo d
Cd 6 d khao sit di dupc thiic hiin, diin tich mdi
d li 0,25 ha (50 x 50 m) Tdng diin tich cic d khio
sit d khu vuc Vinh An li 0,75 ha (3 d) , khu vuc Ma
Di la 0,25 ha (1 d) va Hiiu Uim li 0,5 ha (2 d) Tdng
diin tich khao sat ctia ca 06 d li 1,5 ha Trong qui
trinh khio sit khdng quan sat ti-vic tiip dupc cheo
Bing 4 Chi sd giim
cheo, hiy nhiin, t?i mdi d khio sit dvra vio sd lupng cic bai phin mdi fliii (khdng qui 7 ngay) udc tinh sd lupng Cheo cheo hoat ddng trong d vi tir dd udc tinh mit dd Cheo cheo tiung binh cho mdi d khio sit Kit qui dupc niu ti-ong bing 4
Bing 3 Tin ad bit gip cic loii giim sit ta-in cic taiyin(ci flli/100 km)
TT
1
2
3
4
5
6
7
8
9
11
13
14
15
17
Tin loii
1 Cic loii thli Khi mat dd Khi dudi dii Khi du6i Ign Chi vi chan den Vugn mi ving Giu chd Voi Cheo cheo nho Nai Bdtdt
11 Cic loii chim
Gi so ngvic gy
Gi ldi hdng tia G4 tiin mil dd Hdng hoing
Quan sit true tiip Sdci thi
17
29
5
1
10
3
8
1
Tin
sd
12,55 21,41 3,69
0.74 7,38
2,21 5,91 0,74
Ghi nhan gian tiip Sdca dli
1
2
7
2
2
1
16
7
8
107
7
6
2
2
TSn
sd 0,74 1,48 5,17 1,48 1.48 0,74 11,81 5.17 5.91 78,98 5,17 4,43 1,48 1,48
GhjLihii: Don vj tinh tin sd bit gip: ci thi/lOOkm
ski Cheo cheo theo 6
0 khao sat
M D / 0 1
H L / 0 1
HL/02
VA/01
VA/02
VA/03
T o i n b d
Sd bii phin
cu
27
8
4
28
10
31
108
mdi
12
2
4
28
8
15
69
M i t d d phin mdi (bai/ha) 48,0 8,0 16,0 112,0 32,0 60,0 46.00
S d c i Uli udc lupng
12
2
5
19
6
15
59
M i t d d c i t f l i (ciflii/ha) 48,0 8,0 20,0 76,0 24,0 60,0 39,3 Nhu vay, mit dp cic bii phin cua Cheo cheo
mdi d cic cic d khao sit dao ddng tii 8,0 din 112
bii/ ha vi mit dp ci thi Cheo cheo d cic d dao ddng
tir 8 din 60 c4 flii/ha Cic d d khu vvic Vinh An cd
mit dp Cheo cheo cao han 2 khu vuc cdn l?i Diiu
nay cd tfii giai thich nhu sau: Ngoii viic chit lupng
smh canh phii hpp cho loii Cheo cheo smh sdng d
khu vvtc niy, rimg cdn Hin hoin vdi VQG Cit Tiin vi
dupc bao vi kha tdt hoat ddng sin xuat ciia ngudi
dan trong rimg it vi chu yiu phia ngoai bia riing nin
sir tic ddng cia hp din sinh cinh Cheo cheo cOng fliip hon ding ki so vdi 2 khu vuc cdn lai
3 Cic de dpa tivc tiip din DDSH cua KBT Ddng Nai
Cic tic ddng de dpa chinh din DDSH ciia KBT Ddng Nai dupc ghi nhin trong nhiiu nim qua bao gdm:
- Sin bit ddng vit chii yiu gip cic tirudng hw lim biy, di sin bling sung hj chi, cd trudng hpfjun
lin ti^ ttotig rimg di di sin bdn dii ngiy 1
Trang 5- Khai thAc g6: l o ^ vi pham nAy hi^n it xay ra
[rong KBT vi trong th6i gian gAn dAy cdng tac bAo
t6ii dugc thyc hi^n khA tot, hon nua cAc loAi cAy g6
ijuy' c6 du6ng kinh 16n hi^n c6n it vA d^u dupc KBT
dinh vi vA quan ly khA hi^u qua
- Khai thAc LSNG: IA hinh thuc vi pham xay ra
kha nhi^u trong KBT vi hi&n t ^ trong vA xung quanh
KBT c6 r^t nhi^u nguM dAn dang sinh s6ng va phAn
Ion cuOc s^ng cua hg c6n phu thuOc nhi^u vAo tAi
nguyfin rung
- ChAn tha gia siic IA hinh thtJtc vi ph^un khA
fliii6ng xuyfin trong KBT, nhung dgt di^u tra giAm
sat nAy dugc thuc hi^n trong mua mua nfin c6 phAn
giam ttiidu, hon nua cAc tuy^n di^u tra giAm sAt chu
yeu n ^ sAu trong rung tu nhifin
Trong thoi gian KSDG, tAc dOng bat gap nhi^u
nhAt IA tinh trang dAt bAy bAt dOng vAt, ti^p d^n IA
tinh trang nguoi dAn vao rimg khai thAc LSNG vA s6
luoTig cAc di^m khai thac LSNG da dugc phAt hi^n
T k s6 bdt gap tho san va lAn t r ^ cua th^f san IA rAt
thj^ va khong ghi nhAn dugc tnrong hgp khai thAc
g6 va phA hoai sinh cAnh S6 cAc vu vi phgm ghi nhAn
dugc th^ hifin trong bang 5 vA bi^u do hinh 2
g g - BAng 5 Tdng hgp sd vu vi phgm phAt
h i ^ tiieo mfii khu vyrc
|Lo9lviph3m
II'bit dpng v^t
LSNG
atfaagiasuc
Tong
KBT Da Lifim Hi^u Vinh An
• Sflfi b ^ * V i B v * B Kl
Hinh 2 So sinh sd VU vi ph^m giiia c i c khu vvc
trong Khu B i o tdn
Til bing 5 cho thiy tdng sd vii vi ph?m tfieo cic
hinh fliiic t i c ddng cua khu vvic Hiiu U i m l i cao
nhit 128 vu, tiip d i n la khu vuc M i D4 v i khu vuc
Vliih An Tin sd b i t g i p hmh fliuc s i n b i t ddng vit d
khu mic Hiiu Liim l i cao nhit, tiip d i n l i khu vuc
M i Di; hinh fluic khai fliic LSNG v i chin flia gia siic cd tin sd cao hon d khu vvic Vinh An
IV, KtT LUM Trong q u i tiinh KSDG nim 2010 d KBT Ddng Nai da ghi nhin dupc 16 loii ddng vit nguy cip, quy, hiim, bao gdm 10 loii thu v i 6 loii chim Trong dd, cd
10 loii dupc quan sit true tiip, gdm: 06 loii tiui v i 04 loii chim rimg: 6 loii cdn lai dupc ghi nhin giin tiip qua cic diu vit ho^t ddng (diu chin, phin) Ngoai ra, cung da ghi nhin dupc chirng cii cda 3 loai tie ddng tivc tiip din DDSH (sin bat ddng vit, khai tfiic iim sin vichinthigiasuctirdo).Mdthitfidng cac tuyin diiu tra, giim sit liu dii v i cic chi tiiu giam sit da dupc thiit lip lira co sd cho cic hoat dpng giim sit tiong nhimg nam sau Cic sd hiu KSDG li ca sd khoa hpc d i Ban Quan ly KBT Ddng Nai xac djnh cac giii phip bic tdn DDSH tfiich hpp hon
TIU UEU THAM KlUO
1 Cvic Kiim lim, 2004 Bio cio nghiin ciru voi tai tinh Ddng Nai Tii liiu hdi thao bao tdn voi v i giim thiiu cic xung dot giiia voi - ngudi tai Vuim Qudc gia Cit Tidn, Ddng Nai, ngiy 26/11/2009
2 Ding Huy Huynh, Hoing Mmh Khita, Li Xuin Cinh, Nguyin Xuan Dang, Vu Dinh Thdng, Ding Huy Phuong, 2007 Thu rimg (MammaUa) Viet Nam: Hinh thai v i smh hpc, smh tfiii mdt sd loii NXB Khoa hpc Tu nhiin va Cdng nghi Hi Ndi
3 Khu Bio tdn Thiin nhiin v i di tfch Vinh Cihi,
2009 Bio cao tdng k i t du in diiu tra xay dimg danh luc v i tiiu ban ddng, thvic vit rimg Khu Bao tdn Thiin nhiin va Di tich "Wnh Ciru, tfnh Ddng Nai
4 Khu Bao tdn Thiin nhiin va Di tich Vhih Cdu,
2007, 2009 Danh gii nhu c4u bio tdn Khu Bao tdn Thiin nhiin va Di tich Vinh Ciiu Tai Uiu d i xuat du
an Quy Bao tdn Rimg dac dung Viit Nam (VCF) Du
i n ning cao nang ItK quan ly, giim sit bao tdn da dang smh hpc cho cin bd v i ban quan ly Khu Bao tdn Thiin nhiin v i Di tich Vinh Cihi, tinh Ddng Nai
5 Nadler T v i Nguyin Xuin Ding, 2008 Cic loii dpng vit dupc bac v i d Viit Nam - Phin ddng vit
d can Hdi DV Frankfurt v i Vlin Smh fliii va Tai nguyin Smh vat xuit bin Ha Ndi
6 Nguyin Xuin Ding, 2009 Nhan dang nhanh mdt sd loai ddng vit hoang d i dupc Cdng udc CITES
v i Phip luit Viit Nam bao vi TRAFFIC Ddng Nam
A, Cue Kiim lam Viit Nam xuat bin Ha Ndi
91
Trang 67 Pham NhAt, Nguyen XuAn DAng G Polet, 9 Charles M Francis, 2008 A fi-Id guide to the 200L S6 tay ngoai nghidp nhAn di^n cAc loAi thii cua mamnals of South-East Asia New Holland Publisher VQG CAt Tifin Nxb TP.HCM Ltd., London, UK
a So tay huong dAn dit^u tra vk gikm sAt da d ^ g 10 Charles M Francis, 200L A photographic
sinh hgc Di^u tra giAm sAt thu NXB Giao th6ng VAn Guide to Mammals of Thailan & South-East Asia, tai HA Noi 2003 Asia Books
RESULT OF SURVEY AND ASSESSMENT OF RARE AND VALUABLE WILDLIFE AT DONG NAI
CULTURE AND NATURE RESERVE, DONG NAI PROVINCE
Nguyen Hoang Hao, Thm Van Mui, Nguyen Xuan Dang Summary
Dong Nai Culture • Nature Reserve contains forest ecosystems which are typical for the Southeastern Although the forests are partially damaged, the fauna and flora in Dong Nai Culture - Nature Reserve still reflect the richness in biodiversity, especially in valuable and rare animals According to the result the survey conducted from 2007 to 2009, 530 species of vertebrate animals were found Among them 66 species were ranged as endangered animals in Vietnam and 44 species as endangered animals in the world With the support from Vietnam Conservation Fund, we conducted the program "Surrey and assessment of some rare, valuable and threatened wild animals at DNCNR Dong Nai province" vith the purpose as below: To evaluate ecological conditions of rare and valuable wildlife and specific species representing for landscape and environment at DNCNR; to propose some technical solutions for effective management and preservation of rare and valuable wildlife at DNCNR; to instruct processing of supervision and appreaation and preserve some rare and valuable, threatening wildlife at DNCNR Finally, we recorded 16 rare,
valuable, threatening species including 10 Mainmalias and 6 Aves during the survey process in 2010 In there, we had directly observed 10 species including 6 mammalias, and 4 aves, as well as the rest of 6
species that we recorded indirectly via animal's activities such as footprint, dung Moreover, we made a conclusion that hunting, exploitation and animal husbandry were 3 reasons that have been influenced biodiversity A system of investigation transects and supervision was set up for those long-term and basic activities The collected data will be useful for the management board of Dong Nai reserve
Keywords: Tbe rare and precious wild animals; Dong Nai culture-nature reserve
Ngudi phan bi^n: TS Ddng Thanh HAi
NgAy nhAn bAi: 25/9/2012
NgAy thdng qua phAn bi$n: 01/11/2012
NgAy duyet dAng: 7/11/2012