Sanibel River (Lee County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 26°25'38", Longitude 82°5'17"
Period of record: 24 sampling dates; December 5, 1993 to December 21, 1999
Surface area : No data available.
Lake Region (Griffith et al. 1997): Southwestern Flatlands
Geologic formation (Brooks 1981):
The geology is dominated by undifferentiated sand, shell, clay, marl, and peat of the Holocene.
Physiographic region (Brooks 1981):
The water body lies in the Barrier Island Coastal Strip division of the Southwestern Flatwoods District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 24 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
59 |
204 |
520 |
|
Long-term total nitrogen concentrations (µg/L) |
890 |
1790 |
3260 |
|
Long-term total chlorophyll concentrations (µg/L) |
4.0 |
41.0 |
126.2 |
|
Long-term Secchi depth (ft) |
1.3 |
2.5 |
3.5 |
1999 Florida LAKEWATCH Data
Numbers reported below are monthly averages calculated from 5 stations for total phosphorus (TP, µg/L), total nitrogen (TN, µg/L), chlorophyll (CHL, µg/L) and Secchi depth (SECCHI, ft) during 1999:
|
Date |
TP (µg/L) |
TN (µg/L) |
CHL (µg/L) |
SECCHI (ft |
|
Jan-21-99 |
159 |
1550 |
15.6 |
3.5 |
|
Feb-25-99 |
119 |
1450 |
14.0 |
3.0 |
|
Mar-31-99 |
228 |
1470 |
24.2 |
3.0 |
|
Jun-08-99 |
254 |
1740 |
43.0 |
2.0 |
|
Jul-30-99 |
178 |
2050 |
46.0 |
2.6 |
|
Sep-22-99 |
117 |
890 |
40.0 |
2.8 |
|
Oct-27-99 |
146 |
1220 |
97.2 |
. |
|
Nov-30-99 |
175 |
2020 |
15.6 |
2.9 |
|
Dec-21-99 |
187 |
1840 |
25.4 |
3.2 |
|
|
|
|
|
|
|
1999 Average |
174 |
1580 |
35.7 |
2.9 |