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Updated - Eutrophication Matrix as of February 2008
| Indicator/State Listed in Above Table |
Specific Indicator |
Priority Indicator Preferences | Scientifically Valid |
Responsive to Change |
Cause and Effect Link |
Accurate Data Available |
Relevant to Users |
Comparable Regionally |
Useful at Different Scales |
Comparable to Targets, Thresholds, or Standards |
Indicates a Condition (i.e. Not Just A Measurement) |
| Nutrients |
Calculated Nitrogen Load (g/m2/yr) |
Mike Doan, Marilyn ten Brink, Becky Weidman, John Brawley, Jim Latimer preference (5) | Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
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| Calculated Phosphorus Load (g/m2/yr) | Mike Doan, Becky Weidman, John Brawley, Jim Latimer preference (4) | Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
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| Nitrogen Concentration | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | |||
| Phosphurus Concentration | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | |||
| Redfied Ratio | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | ||
| Water Clarity |
Secchi Depth |
Mike Doan, Marilyn ten Brink, Chris Deacutis, Becky Weidman, John Brawley, Jim Latimer preference (6) | Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
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| Kd (Light extinction) | |||||||||||
| Total Suspended Solids (TSS) | |||||||||||
| System Metabolism |
Dissolved Oxygen Concentrations |
Mike Doan, Marilyn ten Brink, Jim Latimer, Chris Deacutis preference (4) NOTE: NEEDS TO BE AT AN ADEQUATE FREQUENCY | Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| P/R ratio | |||||||||||
| Phytoplankton | Chlorophyll a Concentration |
Mike Doan, Chris Deacutis, Becky Weidman, John Brawley, Marilyn ten Brink preference (5) | Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Green Algal Type
|
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| Pigment Types | |||||||||||
| Species Composition/Changes in Food Web |
Nuisance Macroalgae Distribution/Abundance |
Jim Latimer (1) | |||||||||
| Species reduction | |||||||||||
| Number and duration of harmful algal blooms |
Yes |
Yes |
Yes? |
Yes |
Yes |
Yes |
No |
Yes |
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| Submerged Aquatic Vegetation Distribution & Abundance - Aquatic Habitat Indicator |
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Submerged Aquatic Vegetation Health
| |||||||||||
| Foraminifera taxa makeup | |||||||||||
| Diatom taxa makeup | |||||||||||
| Dinoflagellate makeup | |||||||||||
| Macro-invertebrate taxa makeup (NCA) - Contaminant Indicator | |||||||||||
| BHQ - state (coupled sediment-organism indicator |
Query from Contaminants Group
Posted by
Charles Tilburg
at
2008-01-24 05:01 PM
The Contaminants Subcommittee is very interested in knowing if the Eutrophication Subcommittee might over Harmful algal blooms.
Eutro September Call
Query from Fisheries and Aquaculture Group