Citizen Science
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Transcript of Citizen Science
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Enhanced datasets Reliable and engaged Baseline and long-term Local and immediate Leads to Action
Photo by Lew Stamp LewStampPhotography.com
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•Water Temperature •Secchi Disk Transparency •Water Color •Qualitative Assessments
Training Citizen Scientists since 1989……
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Improved reporting Since 2008 153 Level 1 QDCs 4 Level 2 QDCs 1 Level 3 QDC
On-line data entry 30 active volunteers 16 QDCs 8 with 10+ years
QA/QC Protocols Carl Moore,
CLAM Data Coordinator
Reliable and Long-Term
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earthobservatory.nasa.gov/Features/WaterQuality/water_quality2.php
Mesotrophic SD > 78”
Eutrophic 20” - 78”
Hypereutrophic SD < 20
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0
0.5
1
1.5
2
1988 1990 1992 1994 1996 1998 2000 2002
YEAR
HarvestingDredging
Bars = annual median
Dots = monthly mean
Grass Carp
Sec
chi D
isk
Dep
th (
m)
No
Sec
chi d
ata
No
Sec
chi d
ata
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Level 2 data › Transparency › Water temperature › Water color › Quality and lake use Level 3 data
› Temp. / DO profiles › Total nutrients › Total suspended solids › Chlorophyll a
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Lake Keepers
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Harmful Algal Blooms (HAB) › Composite samples from shoreline › Collected by Lake Keepers › Evaluation of citizen protocol
BSA Environmental Services, Inc. › Phytoplankton identification › Cyanobacteria counts › Microcystin measurements
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www.eyesonthewater.org/olms
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30 active lakes › 38 in 2000 › 20 in 2010
SD: 7.92” – 86.38”
2 mesotrophic (> 78”) 13 eutrophic (20”- 78”) 5 hypereutrophic (<20”)
Secchi Depth Water Color
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Range: 2 – 7 (greens) › Crystal Lake at 1.7 › Roaming Rock at 8.2
‘Greener’ with >SD Algal turbidity
Secchi Depth Water Color
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Dec
reas
ing
C
lari
ty
Incr
easi
ng
C
lari
ty
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Chlorophyll a
Total Phosphorus
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Total Nitrogen
Total Suspended Solids
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BSA Environmental Services, Inc.
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BSA Environmental Services, Inc.
www.bsaenv.com
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BSA Environmental Services, Inc.
4,000 – 10,000 cells/mL = Minor Bloom 10,000 – 100,000 cells/mL = Moderate Bloom >100,000 cells/mL = Severe Bloom
ohioalgaeinfo.com
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Algae Bloom Advisory = Identified Public Health Advisory = 6 ppb No Contact Advisory = 20 ppb
ohioalgaeinfo.com
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MWCD reservoirs › n = 9 (no Beach City) › 23–68% forested
Sampled: › OLMS: Jun–Sep, bi-weekly › DOW: 1 summer Intensive
Compare samples › Pleasant Hill › 2010–11 › DOW: 12, OLMS: 12 samples
Compare distributions › Temp/DO profile data
Clendening
Wills Creek
Seneca
Tappan
Atwood
Charles Mill
Piedmont
Leesville Pleasant Hill
Contrast DOW & OLMS data
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Similar values
Similar trends
Divergent values
No divergent trends
Pleasant Hill
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DO < 3 mg/L
30+ d
> 5 mo
Similar trends
Divergent profiles
Missing data
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Eutrophic or hypereutrophic Algal driven turbidity HABs present as severe blooms Toxin health risk low (microcystin)
› Level of Algae Bloom Advisory Trends indicated by citizen data
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Charles Mill and Wills Creek? Another HAB monitoring season Test for Cylindrospermopsin toxin
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Volunteer cultivation, transparency data, on-line database
Reservoir
management, community awareness
Fisheries management,
program evaluation
Algae characterization
Staff, and volunteers
Grant funds
Monitoring equipment, water analysis, and staff
In-kind,
and staff
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www.eyesonthewater.com/olms www.olms.org