Embed Size (px)
Citation preview
David Burbank
Reid Camp
Will Langford
Donella Miller
Physical and Chemical Parameters of Jones Pond
Objectives
Methods
Results
Discussion
Recommendations
Outline
Construct bathymetric mapWater VolumeSediment VolumeDepths
Parameter ProfilesTemperatureDissolved OxygenLightConductivity
Total PhosphorusChlorophyll a
Objectives
Temperature, Conductivity, D.O.YSI 85½ meter intervals
IrradiancePhotometer½ meter intervals1% surface irradiance
GPS/Depth Finder/GISNavigate pond in gridBathymetric Map
Methods
www.rickly.com
misclab.umeoce.maine.edu
Total PhosphorusVan Dorn SamplerTriplicate 20ml Samples every 1 meterP-Tubes (Potassium Persulphate)Analysis
Chlorophyll aTriplicate Sample every 1 meterIntegrated Analysis
Methods
www.superstock.com
www.wildco.com
Profiles
Results
320.0 330.0 340.00.0
0.5
1.0
1.5
2.0
2.5
3.0
Cond. (µS)
Conductivity (µS)
Depth
(m
)
5.0 6.0 7.00.0
0.5
1.0
1.5
2.0
2.5
3.0
Temp (⁰C)
Temperature ºCD
epth
(m
)
Profiles Continued
Results
3.00 4.00 5.000.00.51.01.52.02.53.0
O2 (mg/L)
O2 (mg/L)
Depth
(m
)
0 100 200 300 4000.0
0.5
1.0
1.5
2.0
2.5
3.0
Irradiance (µmol/m2/s)
Irradiance (µmol/m2/s)
Depth
(m
)
Total Phosphorus/Chlorophyll a
Results
surface
1 20.002.004.006.008.00
10.0012.00
Total Phosphorus
Depth (m)
Tota
l P
hosp
horu
s (μ
g/L
)
inte-grated
Surface 1m 2m0
10
20
30
40
50
Chlorophyll a
Depth (m)
Chlo
rophyll
a µ
g/L
Pond Area670.9 m2
Water Volume1315.04 m3
ResultsDepth
Average= .51 mMax= 2.80 m
High Conductivity Spring Valley - <70 Jones Pond - >326
Temperature Profile Isothermic
No Thermocline
Low D.O. Clinograde Profile
T.P. Increases With Depth Within Eutrophic Limits
Chlorophyll a Even Dispersal Within Eutrophic Limits
Discussion
Sample Again at Different TimesDetermine if actually eutrophicMixing events
Low D.O.AeratorsAquatic Plants (P/S)
Fishery Capable?Winter Kill – Low D.O. + FreezeD.O. Raised and Monitored
Recommendations
www.keetonaqua.com
tinyfarmblog.com
Questions?
Thank you!
