Code* |
SRP05071301 |
SRP05071502b |
SRP05071602 |
SRP05071702c |
SRP05071702d |
SRP05072102 |
GPS N |
49.63456 |
50.6231 |
50.6002 |
50.51523 |
50.51523 |
49.90643 |
GPS E |
102.64865 |
101.87375 |
101.51431 |
101.21074 |
101.21074 |
99.39368 |
Elevation m |
937 |
1152 |
1137 |
1220 |
1220 |
1856 |
Site Name |
Airhan Nuur |
Oxbow on Uilgan Gol |
Oxbow Lake |
Oxbow near Khalkhan Gol |
Oxbow near Khalkhan Gol |
Salt lake |
Aimag |
Bulgan |
Hovsgol |
Hovsgol |
Hovsgol |
Hovsgol |
Hovsgol |
Soum |
Khutag-Ondor |
Tsagaan-Uur |
Tsagaan-Uur |
Chandmani-Ondor |
Chandmani-Ondor |
Arbulag |
Location Description** |
North Shore of Airhan Nuur |
Oxbow on Uilgan Gol 26 km ENE of Tsagaan-Uur |
Oxbow Lake 6.85 km N of Tsagaan-Uur |
Oxbow near Khalkhan Gol 19.38 km E of Chandmani-Ondor |
Oxbow near Khalkhan Gol 19.38 km E of Chandmani-Ondor |
Salt lake, ca. 3 km N. Arbulag |
Click on Site Photograph to enlarge |
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Date |
7/13/2005 |
7/15/2005 |
7/16/2005 |
7/17/2005 |
7/17/2005 |
7/21/2005 |
Lake type |
Closed Basin, Saline |
Oxbow |
Oxbow |
Oxbow |
Oxbow |
Closed Basin, Saline |
Water temp deg C |
27.6 |
16 |
23.9 |
5.6 |
9.4 |
21.3 |
Conductivity uS/cm |
3786 |
199 |
1.8 |
146 |
150 |
244.2 |
DO ppm |
10.24 |
6.65 |
15.4 |
2.59 |
3.16 |
10.4 |
DO % Saturation |
130.7 |
73 |
unreadable |
20.2 |
27.3 |
118.3 |
TDS (ATC) ppm |
1903 |
105 |
90 |
73 |
78 |
1072 |
Turbidity NTU |
ND |
ND |
ND |
0.8 |
2.2 |
10.1 |
pH |
9.7 |
ND |
8.86 |
7.45 |
7.51 |
9.71 |
Phosphate mg/L |
3.28 |
ND |
ND |
0.11 |
ND |
0.31 |
Nitrate (NO3-N) mg/L |
1.2 |
ND |
ND |
0.08 |
ND |
0.68 |
Dominant Substrate |
Silt |
Silt |
Silt |
Silt |
Silt |
Silt |
Watershed Characterization: Estimate from outer banks
to 1 km out |
% Forest |
0 |
30 |
10 |
40 |
40 |
0 |
% Shrubs |
0 |
15 |
10 |
20 |
20 |
0 |
% Forbs |
40 |
40 |
60 |
20 |
20 |
50 |
% Grasslands |
40 |
15 |
20 |
20 |
20 |
50 |
% Other |
20 WHEATFIELDS |
0 |
0 |
0 |
0 |
0 |
Landuse in Watershed: Estimate from outer banks
to 1 km out |
% Grazing |
40 |
70 |
40 |
50 |
50 |
60 |
% Town |
0 |
0 |
0 |
0 |
0 |
20 |
% Ger |
20 |
10 |
10 |
10 |
10 |
20 |
% Mining |
0 |
0 |
0 |
0 |
0 |
0 |
% Natural |
20 |
20 |
40 |
40 |
40 |
0 |
% Other |
20 WHEATFIELDS |
0 |
0 |
0 |
0 |
0 |
Channel Characterization: Left Descending Bank,
Estimate from stream to highest outer bank |
% Forest |
NA |
NA |
NA |
NA |
NA |
NA |
% Shrubs |
NA |
NA |
NA |
NA |
NA |
NA |
% Forbs |
NA |
NA |
NA |
NA |
NA |
NA |
% Grasslands |
NA |
NA |
NA |
NA |
NA |
NA |
% Other |
NA |
NA |
NA |
NA |
NA |
NA |
Channel Characterization: Right Descending Bank,
Estimate from stream to highest outer bank |
% Forest |
NA |
NA |
NA |
NA |
NA |
NA |
% Shrubs |
NA |
NA |
NA |
NA |
NA |
NA |
% Forbs |
NA |
NA |
NA |
NA |
NA |
NA |
% Grasslands |
NA |
NA |
NA |
NA |
NA |
NA |
% Other |
NA |
NA |
NA |
NA |
NA |
NA |
Estimates of Grazing and Erosion |
Grazing** |
2 |
2 |
1 |
2 |
2 |
4 |
Erosion in Watershed*** |
1 |
1 |
1 |
2 |
2 |
3 |
Erosion in Stream Channel**** |
NA |
NA |
NA |
NA |
NA |
NA |
Notes:
DUNG PILED UP
NA=Not Applicable
ND = No Data
*
Code = Selenge River Project (SRP) followed by two digits for year,
two digits for month and two digits for day and two digits for site
number sequence for that day.
** = distance almost always based on
GPS calculation as straight line distance
***Grazing Codes: 0=no grazing
evident; 1=slight grazing; 2=moderate grazing; 3=heavy/mixed grazing;
4=heavy grazing.
****Erosion in Watershed Codes: 0=no erosion evident;
1=slight erosion; 2=moderate erosion; 3=heavy/mixed erosion; 4=heavy
erosion.
*****Erosion in Watershed Codes: 0=no erosion evident;
1=slight erosion; 2=moderate erosion; 3=heavy/mixed erosion; 4=heavy
erosion.
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