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Sanibel
Captiva
Sanibel
Captiva
Sanibel
Captiva
TS Gordon September 4, 2018
Wind 20 knts
Max Wave Height 8 ft
Sanibel
Captiva
Sanibel
Captiva
Sanibel
Captiva
Sanibel
Captiva
Sanibel
Captiva
Sanibel
Bottom DO mg/l Surveyed_Area_km2
0 - 0.5 107
0.5 -1.0 227
1.0 - 2.0 220
2.0 - 3.0 74
3.0 - 4.0 43
4.0 - 5.0 73
Total 744
Hypoxic 628
Anoxic 335
Sanibel
Captiva
Sanibel
Captiva
Sanibel
Captiva
Sites used for dead zone surveys through October 2018
Sanibel
Captiva
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0.0 5.0 10.0 15.0 20.0 25.0 30.0D
ep
th (
m)
9/7/2018_Chlorophyll a
H1a Chla
H3 Chla
G2 Chla
E2 Chla
34.4 34.6 34.8 35 35.2 35.4 35.6
0
2
4
6
8
10
12
0
2
4
6
8
10
12
28.5 29.0 29.5 30.0 30.5 31.0
Salinity (PSU)
De
pth
(m
)
Temp_C
9/26/18_Site_H2
Temp °C
Sal psu
28.5 29.0 29.5 30.0 30.5 31.0
0
2
4
6
8
10
12
0
2
4
6
8
10
12
0 1 2 3 4 5
Temp_C
De
pth
(m
)
DO (mg/l)
9/26/18_Site_H2a
ODO mg/L
Temp °C
HURRICANE MICHAEL OCT 8-10, 2018
Sanibel
Captiva
Multiple Cold Fronts November-December
December 4, 2018
Survey
Date Time Site Name Lat Long Depth_m
Karenia
Surface
(cells/l)
Karenia
Bottom
(cells/l)
Chlorophyll
Surface (ug/l)
Chlorophyll
Bottom (ug/l)
DO Bottom
mg/l
Sal
(psu)Temp °C
BGA PE
ug/L
fDOM
QSU
Turbidity
FNU
12/4/2018 11:04:01 H1 26.56918 -82.24048 7.36 1,084,210 115,790 6.5 7.5 7.1 34.76 22.057 27.45 8.61 18.43
12/4/2018 11:21:08 H2 26.55609 -82.28823 9.601 84,210 21,053 4.4 4.3 6.3 35.3 22.4 24.55 1.69 2.83
12/4/2018 11:43:30 H3 26.5457 -82.37261 14.912 225,000 5,000 0.9 1.4 6.4 35.61 22.634 20.42 -2.66 1.59
12/4/2018 12:00:39 G3 26.50034 -82.33923 10.17 2,568,421 52,631 3.1 2.2 6.5 35.62 22.838 21.87 -2.73 1.15
12/4/2018 12:14:57 G2 26.52037 -82.28436 9.231 200,000 10,530 3.3 6.1 6.3 35.37 22.526 24.96 0.92 3.34
12/4/2018 12:33:05 G1 26.52857 -82.21177 6.283 1,705,263 73,684 33.3 3.4 6.8 34.73 22.196 23.42 9.74 7.13
12/4/2018 12:42:51 GS04 26.53692 -82.19926 3.764 452,632 5.6 2.8 6.7 34.4 22.265 22.5 11.24 9.9
12/4/2018 12:50:51 GS05 26.52661 -82.197 4.419 1,178,947 11.5 3.3 6.6 34.55 22.316 23.46 9.8 15.42
12/4/2018 12:57:09 GS06 26.52118 -82.19607 4.517 1,494,737 11.3 2.9 6.5 34.53 22.33 22.85 10.16 9.72
12/4/2018 13:04:18 GS07 26.50824 -82.193 3.604 1,421,053 14.4 3.0 6.4 34.44 22.321 22.83 9.77 16.94
12/4/2018 13:13:54 GS08 26.48425 -82.18723 4.134 452,631 6.7 2.3 6.5 34.58 22.333 22.1 9.2 13.84
12/4/2018 13:33:19 F2 26.46759 -82.23003 8.49 42,150 5,263 6.0 6.3 6.6 35.12 22.054 26.49 5.18 4.7
12/4/2018 13:52:28 F3 26.42965 -82.28862 9.84 421,053 126,316 4.0 3.4 6.3 35.48 22.707 22.06 -0.63 1.95
12/4/2018 14:11:02 E4 26.36506 -82.3175 10.54 252,632 23,894 1.9 1.1 6.8 35.71 23.134 21.34 -2.33 0.84
12/4/2018 14:33:39 D4 26.30125 -82.24973 8.84 2,484,000 80,000 19.3 1.7 6.5 35.66 23.075 20.56 -2.58 0.49
12/4/2018 14:47:32 D3c 26.31635 -82.22733 11.038 271,136 63,157 7.5 2.0 6.5 35.64 23.095 21.94 -2.2 2.41
12/4/2018 15:04:28 D3 26.35395 -82.17329 10.646 1,347,000 39,500 24.5 4.8 5.8 35.36 22.542 26.73 4.3 9.41
12/4/2018 15:17:40 X3 26.35358 -82.14316 9.874 5,010,500 136,840 36.6 8.2 6.3 35.41 22.75 27.95 3.32 6.22
12/4/2018 15:34:01 D2a 26.3784 -82.1786 9.374 252,631 5,250 13.0 5.7 6.1 35.25 22.351 26.51 5.73 4.02
12/4/2018 15:44:00 D2 26.3897 -82.1485 125,000 36,842 12.1 6.6 6.7
12/4/2018 16:01:13 D1a 26.41879 -82.12788 5.367 1,947,368 52,631 22.4 2.4 6.6 34.7 22.156 23.4 7.76 23.95
12/4/2018 16:13:52 NSF10 26.39695 -82.10052 7.202 200,000 31,579 4.0 2.7 6.6 35 22.414 27.29 4.71 187.36
12/4/2018 16:29:34 O1 26.33843 -82.09544 9.724 1,000,000 13,150 16.0 5.6 6.3 35.37 22.63 25.72 3.14 28.5
12/4/2018 16:44:29 O3 26.36938 -82.07178 7.731 842,500 5,263 12.9 2.2 6.5 35.11 22.441 22.3 4.67 17.43
12/4/2018 16:57:31 O4 26.4036 -82.04448 5.581 37,594 7,519 2.6 2.7 6.7 34.53 22.074 23.18 7.25 19.99
