| STATION |
DR-BB |
DR-BB |
DR-BB |
DR-BB |
DR-BB |
DR-BB |
DR-BB |
|
| Date |
4/23/2009 |
####### |
2/5/2009 |
####### |
####### |
####### |
####### |
|
| Time |
1:30 |
2:00 |
2:00 |
11:30 |
11:40 |
11:30 |
2:15 |
|
| Weather |
Part cloudy |
overcast |
clear |
overcast |
clear |
Light rain |
Overcast |
|
| Tidal Level |
non-tidal |
non-tidal |
non-tidal |
non-tidal |
non-tidal |
non-tidal |
non-tidal |
|
| Flow Rate
(kt) |
negligible |
1.9 |
iced over |
negligible |
1.2 |
negligible |
0.2 |
|
| Water Color |
normal |
normal |
normal |
normal |
normal |
normal |
normal |
|
| Max. Water
Depth (m) |
2.6 |
NA |
NA |
NA |
NA |
NA |
NA |
|
| Air
Temperature (*C) |
19.5 |
8 |
0 |
|
2 |
11 |
|
|
| Water
Temperature (*C) |
18 |
12 |
0.5 |
8 |
5.5 |
19 |
20 |
|
| Transparency
Tube (cm) |
120 |
120+ |
120+ |
120+ |
120+ |
108 |
80 |
|
| Secchi Depth
(cm) |
140 |
177 |
NA ice |
152 |
135 |
NA |
NA |
|
| **Transparency
Depth (cm) |
140 |
177 |
200 |
152 |
135 |
108 |
80 |
|
| D.O.
(Lamotte) Trial #1 |
7.6 |
7.8 |
9.8 |
9 |
9.8 |
4 |
3.3 |
|
| D.O.
(Lamotte) Trial #2 |
7.8 |
7.9 |
9.9 |
9.6 |
9.6 |
3.6 |
3.4 |
|
| D.O. Average |
7.7 |
7.85 |
9.85 |
9.3 |
9.7 |
3.8 |
3.35 |
|
| D.O.
Saturation (%) |
82 |
75 |
70 |
80 |
78 |
43 |
39 |
|
| pH (Lamotte) |
6.3 |
6.5 |
6.3 |
6.5 |
6.5 |
5.5 |
6.5 |
|
| pH (Hannah
Meter) |
7.8 |
7.7 |
7.8 |
8.4 |
7.5 |
5.4 |
NA |
|
| Salinity
(reftractometer-ppt) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
| Nitrate
(vacu-vials/Spec 20-ppm) |
NA |
0.07 |
0.09 |
NA |
0.06 |
0.09 |
0.05 |
|
| Phosphate
(vacu-vials/Spec 20-ppm) |
NA |
0.11 |
0.03 |
NA |
0.16 |
0.24 |
0.25 |
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