Picciola (Lake County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°50'10", Longitude 81°52'27"
Period of record: 69 sampling dates; May 8, 1990 to October 19, 1999
Surface area : No data available.
Lake Region (Griffith et al. 1997): Central Valley
Geologic formation (Brooks 1981):
The geology is dominated by deeply weathered clayey sand and granular sand of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the Central Lakes division of the Central Lake District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 3 months sampled:
|
pH |
8.8 |
Sulfate (mg/L) |
15.0 |
|
Total alkalinity (mg/L as CaCO3) |
117.2 |
Calcium (mg/L) |
34.7 |
|
Conductance (µS/cm @ 25 °C) |
346 |
Magnesium (mg/L) |
11.5 |
|
Color (Pt-Co units) |
24 |
Sodium (mg/L) |
15.0 |
|
Chloride (mg/L) |
30.7 |
Potassium (mg/L) |
6.5 |
|
Silicon (mg/L) |
2.8 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 69 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
40 |
71 |
117 |
|
Long-term total nitrogen concentrations (µg/L) |
1870 |
3290 |
5830 |
|
Long-term total chlorophyll concentrations (µg/L) |
29.3 |
151.1 |
355.0 |
|
Long-term Secchi depth (ft) |
0.5 |
1.3 |
3.0 |
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-12-99 |
95 |
4210 |
233.0 |
0.8 |
|
Mar-06-99 |
116 |
4660 |
286.7 |
0.8 |
|
Apr-04-99 |
117 |
4880 |
347.3 |
0.8 |
|
Jun-14-99 |
93 |
4430 |
315.3 |
0.5 |
|
Jul-05-99 |
86 |
4580 |
355.0 |
0.8 |
|
Aug-11-99 |
81 |
5030 |
294.3 |
0.8 |
|
Sep-12-99 |
66 |
5830 |
260.7 |
0.8 |
|
Oct-19-99 |
69 |
3760 |
227.7 |
0.8 |
|
|
|
|
|
|
|
1999 Average |
91 |
4670 |
290.0 |
0.8 |
Picciola (Lake County)
Florida LAKEWATCH Aquatic Plant Summary
Aquatic plant data collected on June 10, 1993
|
Percent area covered with aquatic vegetation (PAC, %) |
4 |
|
Percent of lake's volume filled with vegetation (PVI, %) |
1 |
|
Average emergent plant biomass (kg wet wt/m2) |
1.4 |
|
Average floating-leaved plant biomass (kg wet wt/m2) |
0.3 |
|
Average submersed plant biomass (kg wet wt/m2) |
0.1 |
|
Average width of emergent and floating-leaved zone (ft.) |
35 |
|
Average lake depth (m) |
2 |
Frequency that plant species occur in 10 evenly spaced transects around the lake.
|
Common Name |
Plant Species |
Frequency (%) |
|
cat-tail |
Typha spp. |
100 |
|
knot grass |
Paspalum distichum |
70 |
|
elderberry |
Sambucus canadensis |
50 |
|
duck-potato |
Sagittaria lancifolia |
40 |
|
pickerelweed |
Pontederia cordata |
40 |
|
elephant-ear |
Colocasia esculenta |
40 |
|
wax myrtle |
Myrica cerifera |
40 |
|
buttonbush |
Cephalanthus occidentalis |
40 |
|
sawgrass |
Cladium jamaicense |
40 |
|
willow |
Salix spp. |
30 |
|
tapegrass |
Vallisneria americana |
20 |
|
water primrose |
Ludwigia octovalvis |
20 |
|
giant bulrush |
Scirpus californicus |
20 |
|
maidencane |
Panicum hemitomon |
20 |
|
bald cypress |
Taxodium distichum |
20 |
|
floating water-hyacinth |
Eichhornia crassipes |
10 |
|
common arrowhead |
Sagittaria latifolia |
10 |
|
slender spikerush |
Eleocharis baldwinii |
10 |
|
spatterdock |
Nuphar luteum |
10 |
|
fragrant water-lily |
Nymphaea odorata |
10 |
|
smartweed |
Polygonum hydropiperoides |
10 |
|
water-pennywort |
Hydrocotyle umbellata |
10 |