Eagle Pond (Highlands County)

Florida LAKEWATCH Water Chemistry Summary

Location: Latitude 27°37'41", Longitude 81°31'39"

Period of record: 45 sampling dates; January 26, 1996 to December 17, 1999

Surface area (LAKEWATCH): 2 acres / 1 hectacres    Bathymetric Map

Lake Region (Griffith et al. 1997): Southern Lake Wales Ridge

Geologic formation (Brooks 1981):

The geology is dominated by undifferentiated sand with humate zones and concentrations of heavy minerals of the Pliocene.

Physiographic region (Brooks 1981):

The water body lies in the Carlton Ranch Ridge division of the Southwestern Flatwoods District.

Supplemental, unpublished water chemistry data, University of Florida.

Numbers reported below are the average for 1 month sampled:
 
pH
6.6
 Sulfate (mg/L)
11.7
Total alkalinity (mg/L as CaCO3)
5.4
 Calcium (mg/L)
3.3
Conductance (µS/cm @ 25 °C)
80
 Magnesium (mg/L)
1.4
Color (Pt-Co units)
18
 Sodium (mg/L)
7.4
Chloride (mg/L)
12.4
 Potassium (mg/L)
6.7
Silicon (mg/L)
1.0
    

Long-term Florida LAKEWATCH Data

Numbers reported below are the minimum, average, and maximum value for the 45 months sampled:

 
Minimum
Average
Maximum
Long-term total phosphorus concentrations (µg/L)
5
18
42
Long-term total nitrogen concentrations (µg/L)
390
900
2600
Long-term total chlorophyll concentrations (µg/L)
3.0
18.6
46.0
Long-term Secchi depth (ft)
1.0
3.6
7.5

1999 Florida LAKEWATCH Data

Numbers reported below are monthly averages calculated from 3 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-29-99
12
830
8.0
3.9
Feb-26-99
17
800
11.0
3.4
Mar-26-99
16
600
12.0
2.9
Apr-23-99
20
740
16.3
3.2
May-19-99
31
780
30.0
1.7
Jun-29-99
27
680
21.3
4.4
Jul-29-99
17
600
18.7
3.7
Aug-27-99
9
390
17.0
4.4
Sep-24-99
18
600
42.7
3.7
Oct-29-99
23
1060
8.7
3.7
Nov-19-99
19
1250
7.7
5.7
Dec-17-99
19
1100
8.3
4.6
         
1999 Average
19
790
16.8
3.8

Eagle Pond (Highlands County)

Florida LAKEWATCH Aquatic Plant Summary

Aquatic plant data collected on July 24, 1996

Percent area covered with aquatic vegetation (PAC, %)
36
Percent of lake's volume filled with vegetation (PVI, %)
32
Average emergent plant biomass (kg wet wt/m2)
5.3
Average floating-leaved plant biomass (kg wet wt/m2)
0.0
Average submersed plant biomass (kg wet wt/m2)
0.0
Average width of emergent and floating-leaved zone (ft.)
10
Average lake depth (m)
2

Frequency that plant species occur in 5 evenly spaced transects around the lake.

Common Name Plant Species
Frequency (%)
torpedograss Panicum repens
80
maidencane Panicum hemitomon
60
wax myrtle Myrica cerifera
40
water primrose Ludwigia octovalvis
20
willow Salix spp.
20
giant cutgrass Zizaniopsis miliacea
20
rush fuirena Fuirena scirpoidea
20

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