Mound (Hillsborough County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°8'50", Longitude 82°34'19"
Period of record: 61 sampling dates; December 3, 1990 to January 29, 1999
Surface area (Shafer et al. 1986): 79 acres / 32 hectacres
Lake Region (Griffith et al. 1997): Keystone Lakes
Geologic formation (Brooks 1981):
The geology is dominated by argillaceous to sandy impure limestone of the Tampa Formation.
Physiographic region (Brooks 1981):
The water body lies in the Land-O-Lakes subdivision of the Tampa Plain division of the Ocala Uplift District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 61 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
3 |
8 |
13 |
|
Long-term total nitrogen concentrations (µg/L) |
250 |
380 |
770 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.0 |
2.6 |
7.3 |
|
Long-term Secchi depth (ft) |
5.3 |
13.4 |
19.0 |
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-29-99 |
7 |
340 |
2.0 |
12.5 |
|
|
|
|
|
|
|
1999 Average |
7 |
340 |
2.0 |
12.5 |
Mound (Hillsborough County)
Florida LAKEWATCH Aquatic Plant Summary
Aquatic plant data collected on May 13, 1992
|
Percent area covered with aquatic vegetation (PAC, %) |
52 |
|
Percent of lake's volume filled with vegetation (PVI, %) |
6 |
|
Average emergent plant biomass (kg wet wt/m2) |
7.6 |
|
Average floating-leaved plant biomass (kg wet wt/m2) |
2.6 |
|
Average submersed plant biomass (kg wet wt/m2) |
2.9 |
|
Average width of emergent and floating-leaved zone (ft.) |
21 |
|
Average lake depth (m) |
3 |
Frequency that plant species occur in 10 evenly spaced transects around the lake.
|
Common Name |
Plant Species |
Frequency (%) |
|
bog-moss |
Mayaca fluviatilis |
100 |
|
banana-lily |
Nymphoides aquatica |
70 |
|
pickerelweed |
Pontederia cordata |
60 |
|
maidencane |
Panicum hemitomon |
50 |
|
torpedograss |
Panicum repens |
50 |
|
rush fuirena |
Fuirena scirpoidea |
50 |
|
spatterdock |
Nuphar luteum |
30 |
|
cat-tail |
Typha spp. |
30 |
|
. |
Scirpus cubensis |
30 |
|
lemon bacopa |
Bacopa caroliniana |
20 |
|
water-pennywort |
Hydrocotyle umbellata |
20 |
|
musk-grass |
Chara spp. |
20 |
|
southern cutgrass |
Leersia hexandra |
20 |
|
bladderwort |
Utricularia foliosa |
20 |
|
common salvinia |
Salvinia rotundifolia |
10 |
|
slender spikerush |
Eleocharis baldwinii |
10 |
|
fragrant water-lily |
Nymphaea odorata |
10 |
|
baby-tears |
Micranthemum umbrosum |
10 |
|
elephant-ear |
Colocasia esculenta |
10 |
|
water primrose |
Ludwigia octovalvis |
10 |
|
willow |
Salix spp. |
10 |
|
sawgrass |
Cladium jamaicense |
10 |