Indiana Clean Lakes Program Lake Report |
Bear |
Noble County |
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1989 |
Sample Location: Deep Hole |
Sample Date: 1989-08-09 |
|||||||||||||||||||||||||||||||||||
Year |
Max Depth (m) |
Secchi (m) |
Light 3' (%) |
1% Light Level
(ft) |
DO @5' (%) |
pH Epi |
pH Hypo |
Cond Epi |
Cond Hypo |
Alk Epi |
Alk Hypo |
SRP Epi |
SRP Hypo |
TP Epi |
TP
Hypo |
Chl-a (ug/L) |
NO3 Epi |
NO3 Hypo |
NH3 Epi |
NH3 Hypo |
TKN Epi |
TKN Hypo |
|||||||||||||||
1989 |
18 |
0.9 |
23 |
8
|
96 |
8.2 |
7.5 |
410 |
400 |
171 |
198 |
0.011 |
0.215 |
0.05 |
0.265 |
11.632 |
16.261 |
0.047 |
1.991 |
2.55 |
3.52 |
||||||||||||||||
Depth (m) |
0 |
1 |
1.5 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
Temp (oC) |
23.5 |
23 |
23 |
19 |
14 |
11.5 |
10.5 |
9 |
8.5 |
8 |
8 |
8 |
8 |
8 |
8 |
||||||||||||||||||||||
DO (mg/L) |
8.3 |
8.1 |
7.5 |
0.2 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
||||||||||||||||||||||
% Water Column Oxic: 27 |
Blue-Green Dominance (% of NU): 53 |
Carlson TSI: 62 | |||||||||||||||||||||||||||||||||||
| Indiana TSI: 43 | |||||||||||||||||||||||||||||||||||||
| Blue-Greens (#/L): 2348 | Greens (#/L): 0 | Diatoms (#/L): 341 | Other Algae (#/L): 436 | Rotifers (#/L): 1334 | Zooplankton (#/L): 0 | ||||||||||||||||||||||||||||||||
1993 |
Sample Location: Deep Hole |
Sample Date: 1993-08-17 |
|||||||||||||||||||||||||||||||||||
Year |
Max Depth (m) |
Secchi (m) |
Light 3' (%) |
1% Light Level
(ft) |
DO @5' (%) |
pH Epi |
pH Hypo |
Cond Epi |
Cond Hypo |
Alk Epi |
Alk Hypo |
SRP Epi |
SRP Hypo |
TP Epi |
TP
Hypo |
Chl-a (ug/L) |
NO3 Epi |
NO3 Hypo |
NH3 Epi |
NH3 Hypo |
TKN Epi |
TKN Hypo |
|||||||||||||||
1993 |
18 |
1.5 |
31 |
11
|
106 |
8.5 |
7.3 |
405 |
355 |
152 |
220 |
0.01 |
0.343 |
0.051 |
0.35 |
6.87 |
0.028 |
0.026 |
0.018 |
1.698 |
1.788 |
1.248 |
|||||||||||||||
Depth (m) |
0 |
1 |
1.5 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
Temp (oC) |
26.5 |
26 |
24.5 |
23 |
21 |
16 |
14 |
11 |
10 |
9 |
8.5 |
8 |
8 |
7.5 |
7.5 |
7.5 |
7.5 |
||||||||||||||||||||
DO (mg/L) |
9.2 |
9.3 |
8.9 |
7.2 |
1.3 |
0.2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
||||||||||||||||||||
% Water Column Oxic: 30.3 |
Blue-Green Dominance (% of NU): 68 |
Carlson TSI: 55 | |||||||||||||||||||||||||||||||||||
| Indiana TSI: 37 | |||||||||||||||||||||||||||||||||||||
| Blue-Greens (#/L): 8269 | Greens (#/L): 370 | Diatoms (#/L): 278 | Other Algae (#/L): 2499 | Rotifers (#/L): 753 | Zooplankton (#/L): 0 | ||||||||||||||||||||||||||||||||
2000 |
Sample Location: Deep Hole |
Sample Date: 2000-08-14 |
|||||||||||||||||||||||||||||||||||
Year |
Max Depth (m) |
Secchi (m) |
Light 3' (%) |
1% Light Level
(ft) |
DO @5' (%) |
pH Epi |
pH Hypo |
Cond Epi |
Cond Hypo |
Alk Epi |
Alk Hypo |
SRP Epi |
SRP Hypo |
TP Epi |
TP
Hypo |
Chl-a (ug/L) |
NO3 Epi |
NO3 Hypo |
NH3 Epi |
NH3 Hypo |
TKN Epi |
TKN Hypo |
|||||||||||||||
2000 |
18 |
1.2 |
8 |
12
|
107 |
8.8 |
7.5 |
391.7 |
312.2 |
118 |
182 |
0.019 |
0.361 |
0.105 |
0.431 |
6.14 |
0.022 |
0.022 |
0.083 |
2.51 |
1.774 |
3.506 |
|||||||||||||||
Depth (m) |
0 |
1 |
1.5 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
Temp (oC) |
27.6 |
27.2 |
27 |
25.8 |
25.3 |
23 |
16.1 |
13.6 |
11.5 |
10.2 |
9.6 |
9.2 |
9.1 |
9 |
8.9 |
8.9 |
8.9 |
8.8 |
8.8 |
||||||||||||||||||
DO (mg/L) |
8.5 |
8.52 |
8.55 |
8.78 |
8.63 |
0.46 |
0.39 |
0.36 |
0.36 |
0.36 |
0.36 |
0.35 |
0.35 |
0.35 |
0.35 |
0.35 |
0.35 |
0.35 |
0.35 |
||||||||||||||||||
% Water Column Oxic: 23 |
Blue-Green Dominance (% of NU): 72 |
Carlson TSI: 59 | |||||||||||||||||||||||||||||||||||
| Indiana TSI: 42 | |||||||||||||||||||||||||||||||||||||
| Blue-Greens (#/L): 18882 | Greens (#/L): 481 | Diatoms (#/L): 5770 | Other Algae (#/L): 743 | Rotifers (#/L): 350 | Zooplankton (#/L): 92.5 | ||||||||||||||||||||||||||||||||
2003 |
Sample Location: Deep Hole |
Sample Date: 2003-08-11 |
|||||||||||||||||||||||||||||||||||
Year |
Max Depth (m) |
Secchi (m) |
Light 3' (%) |
1% Light Level
(ft) |
DO @5' (%) |
pH Epi |
pH Hypo |
Cond Epi |
Cond Hypo |
Alk Epi |
Alk Hypo |
SRP Epi |
SRP Hypo |
TP Epi |
TP
Hypo |
Chl-a (ug/L) |
NO3 Epi |
NO3 Hypo |
NH3 Epi |
NH3 Hypo |
TKN Epi |
TKN Hypo |
|||||||||||||||
2003 |
16.1 |
1.1 |
26 |
10
|
118 |
8.9 |
7.5 |
376.3 |
314.3 |
134 |
197 |
0.01 |
0.388 |
0.03 |
0.238 |
13.88 |
0.013 |
0.013 |
0.041 |
2.467 |
0.809 |
3.479 |
|||||||||||||||
Depth (m) |
0 |
1 |
1.5 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
Temp (oC) |
26.1 |
25.8 |
25.7 |
25.5 |
25.2 |
22.3 |
17.8 |
14.5 |
13.2 |
11 |
9.8 |
9.1 |
8.8 |
8.6 |
8.5 |
8.5 |
8.4 |
||||||||||||||||||||
DO (mg/L) |
9.9 |
9.8 |
9.7 |
8.3 |
4.6 |
0.03 |
0.03 |
0.03 |
0.02 |
0.01 |
0.01 |
0.01 |
0.01 |
0 |
0 |
0 |
0 |
||||||||||||||||||||
% Water Column Oxic: 18.6 |
Blue-Green Dominance (% of NU): 86 |
Carlson TSI: 56 | |||||||||||||||||||||||||||||||||||
| Indiana TSI: 41 | |||||||||||||||||||||||||||||||||||||
| Blue-Greens (#/L): 25670 | Greens (#/L): 712 | Diatoms (#/L): 780 | Other Algae (#/L): 1594 | Rotifers (#/L): 576 | Zooplankton (#/L): 368.2 | ||||||||||||||||||||||||||||||||
2011 |
Sample Location: Deep Hole |
Sample Date: 2011-07-06 |
|||||||||||||||||||||||||||||||||||
Year |
Max Depth (m) |
Secchi (m) |
Light 3' (%) |
1% Light Level
(ft) |
DO @5' (%) |
pH Epi |
pH Hypo |
Cond Epi |
Cond Hypo |
Alk Epi |
Alk Hypo |
SRP Epi |
SRP Hypo |
TP Epi |
TP
Hypo |
Chl-a (ug/L) |
NO3 Epi |
NO3 Hypo |
NH3 Epi |
NH3 Hypo |
TKN Epi |
TKN Hypo |
|||||||||||||||
2011 |
16.76 |
1.7 |
17.14 |
11
|
135.2 |
9 |
7.5 |
405.4 |
292.3 |
169 |
189 |
0.01 |
0.216 |
0.03 |
0.257 |
11.63 |
0.374751 |
0.03615 |
0.035359 |
1.372563 |
1.39845 |
2.304025 |
|||||||||||||||
Depth (m) |
0 |
1 |
1.5 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
Temp (oC) |
29.4 |
29.3 |
29 |
26.9 |
23.5 |
18.4 |
15 |
13 |
11.4 |
10.8 |
10.4 |
10.2 |
10 |
9.9 |
9.9 |
9.8 |
9.8 |
9.8 |
|||||||||||||||||||
DO (mg/L) |
10 |
9.7 |
9.8 |
9.8 |
5.88 |
0.01 |
0.03 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
|||||||||||||||||||
% Water Column Oxic: 35.1 |
Blue-Green Dominance (% of NU): 87.2 |
Blue-Green Dominance (% of cells): 38.1 |
Carlson TSI: 53 | ||||||||||||||||||||||||||||||||||
| Blue-Greens (#/L): 1853343 | Greens (#/L): 2727061 | Diatoms (#/L): 172096 | Other Algae (#/L): 105905 | Rotifers (#/L): 170 | Zooplankton (#/L): 186 | ||||||||||||||||||||||||||||||||
| Blue-Greens (cells/L): 33506 | Greens (cells/L): 4435 | Diatoms (cells/L): 397 | Other Algae (cells/L): 106 | Rotifers (cells/L): 0.170 | Zooplankton (cells/L): 0.186 | ||||||||||||||||||||||||||||||||
2015 |
Sample Location: Deep hole |
Sample Date: 2015-06-29 |
|||||||||||||||||||||||||||||||||||
Year |
Max Depth (m) |
Secchi (m) |
Light 3' (%) |
1% Light Level
(ft) |
DO @5' (%) |
pH Epi |
pH Hypo |
Cond Epi |
Cond Hypo |
Alk Epi |
Alk Hypo |
SRP Epi |
SRP Hypo |
TP Epi |
TP
Hypo |
Chl-a (ug/L) |
NO3 Epi |
NO3 Hypo |
NH3 Epi |
NH3 Hypo |
TKN Epi |
TKN Hypo |
|||||||||||||||
2015 |
17.2 |
1.2 |
5.35 |
7.216
|
8.3 |
7.6 |
360.9 |
400.8 |
147.5 |
177 |
0.01 |
0.197 |
0.053 |
0.228 |
23.61 |
0.09 |
0.013 |
0.018 |
1.131 |
1.589 |
2.336 |
||||||||||||||||
Depth (m) |
0 |
1 |
1.5 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
Temp (oC) |
22.4 |
22.4 |
22 |
21.8 |
19.7 |
13.1 |
11.2 |
10.5 |
10 |
9.5 |
9.3 |
9 |
8.9 |
8.8 |
8.8 |
8.7 |
8.7 |
||||||||||||||||||||
DO (mg/L) |
8.45 |
8.43 |
7.68 |
7.07 |
2.25 |
0.26 |
0.28 |
0.27 |
0.26 |
0.25 |
0.24 |
0.23 |
0.22 |
0.22 |
0.22 |
0.21 |
0.21 |
||||||||||||||||||||
% Water Column Oxic: 25 |
Blue-Green Dominance (% of NU): |
Blue-Green Dominance (% of cells): |
Carlson TSI: 65 | ||||||||||||||||||||||||||||||||||
| Blue-Greens (#/L): | Greens (#/L): | Diatoms (#/L): | Other Algae (#/L): | Rotifers (#/L): | Zooplankton (#/L): | ||||||||||||||||||||||||||||||||
| Blue-Greens (cells/L): | Greens (cells/L): | Diatoms (cells/L): | Other Algae (cells/L): | Rotifers (cells/L): | Zooplankton (cells/L): | ||||||||||||||||||||||||||||||||
| In 2011 CLP changed plankton sampling methods, thus the Indiana TSI is no longer calculated. | |||||||||
Epi |
Epilimnion | Alk |
Alkalinity (mg CaCO3/L) | DO |
Dissolved Oxygen (mg/L) | NH3 |
Ammonia (mg-N/L) | SRP |
Soluable Reactive Phosphorus (mg-P/L) |
Hypo |
Hypolimnion | Chl-a |
Chlorophyll-a (ug/L) | Light 3' |
Percent light penetration at 3ft | NO3 |
Nitrate (mg-N/L) | TP |
Total Phosphorus (mg-P/L) |
Cond |
Conductivity | 1% Light Level |
Depth of the 1% light level (ft) | TKN |
Total Kjeldahl Nitrogen (mg-N/L) | Temp |
Temperature (oC) | ||