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GCE-LTER Data Set Summary
Accession:
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NUT-GCEM-0210
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Research Theme:
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General Nutrient Chemistry (Monitoring)
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Contributors:
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James T. Hollibaugh, Jack Sandow, Nat Weston, Bill Porubsky, Matthew Erickson, Mandy Joye
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Title:
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Water quality monitoring on the Altamaha River and major tributaries from September 2000 through November 2001
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Abstract:
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Water samples were collected from the Altamaha River (approximately weekly) and several tributaries (bimonthly) from September 2000 through September 2001. Samples were then collected at less frequent intervals from September 2001 through November 2001. The concentration of dissolved nutrients (ammonium, nitrate+nitrite, phosphate) and dissolved organics (DOC, DON, DOP) were measured using standard methods. The concentrations of 6 elements (Ca, K, Mg, Na, Si, and Sr) were also determined using elemental analysis by inductively coupled plasma mass spectrometry (ICP-MS).
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DOI:
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10.6073/pasta/6c342b699a5a524d515f66e1a497c78c
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Key Words:
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Altamaha River, ammonium, calcium, carbon, magnesium, nitrate, nitrogen, organic, phosphate, phosphorus, potassium, River Nutrient Sampling, rivers, silicon, sodium, strontium, water chemistry, water column, water quality
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LTER Core Area:
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Inorganic Matter
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Research Themes:
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General Nutrient Chemistry, Organic Matter/Decomposition |
Study Period:
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28-Sep-2000 to 30-Nov-2001
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Study Sites:
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GCE-AL -- Altamaha River, Georgia, USA
ALT-BASIN -- Altamaha River basin, Georgia, USA
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Downloads:
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Data Table: NUT-GCEM-0210 (Main data table for data set NUT-GCEM-0210, 101 records)
Access: Public (released 11-Oct-2002)
Metadata: Text (ESA FLED),
XML (Ecological Metadata Language)
Data Formats: Spreadsheet (CSV) [16.42kb], Text File [13.03kb], MATLAB (GCE Toolbox) [240.45kb], MATLAB (Variables) [153.11kb], Text Report [47.36kb]
Column List:(hide)
Column |
Name |
Units |
Type |
Description |
1 |
Year |
YYYY |
integer |
Year of sample collection |
2 |
Month |
MM |
integer |
Month of sample collection |
3 |
Day |
DD |
integer |
Day of sample collection |
4 |
Location |
none |
string |
Sampling location (GCE location code) |
5 |
Longitude |
degrees |
floating-point |
Geographic longitude of sampling location |
6 |
Latitude |
degrees |
floating-point |
Geographic latitude of sampling location |
7 |
NH4_Conc |
µM |
floating-point |
Ammonium concentration |
8 |
Flag_NH4_Conc |
none |
string |
QA/QC flags for Ammonium concentration (flagging criteria, where "x" is NH4_Conc: x<0="I", x<0.1="Q") |
9 |
NOx_Conc |
µM |
floating-point |
Nitrate + Nitrite concentration |
10 |
Flag_NOx_Conc |
none |
string |
QA/QC flags for Nitrate + Nitrite concentration (flagging criteria, where "x" is NOx_Conc: x<0="I", x<0.2="Q") |
11 |
PO4_Conc |
µM |
floating-point |
Phosphate concentration |
12 |
Flag_PO4_Conc |
none |
string |
QA/QC flags for Phosphate concentration (flagging criteria, where "x" is PO4_Conc: x<0="I", x<0.05="Q") |
13 |
DOC_Conc |
µM |
floating-point |
Dissolved organic carbon concentration |
14 |
Flag_DOC_Conc |
none |
string |
QA/QC flags for Dissolved organic carbon concentration (flagging criteria, where "x" is DOC_Conc: x<0="I", x<2="Q") |
15 |
DON_Conc |
µM |
floating-point |
Dissolved organic nitrogen concentration |
16 |
Flag_DON_Conc |
none |
string |
QA/QC flags for Dissolved organic nitrogen concentration (flagging criteria, where "x" is DON_Conc: x<0="I", x<2="Q") |
17 |
DOP_Conc |
µM |
floating-point |
Dissolved organic phosphorus concentration |
18 |
Flag_DOP_Conc |
none |
string |
QA/QC flags for Dissolved organic phosphorus concentration (flagging criteria, where "x" is DOP_Conc: x<0="I", x<0.2="Q") |
19 |
Calcium_Conc |
µM |
floating-point |
Calcium concentration |
20 |
Flag_Calcium_Conc |
none |
string |
QA/QC flags for Calcium concentration (flagging criteria, where "x" is Calcium_Conc: x<0="I", x<2.25="Q", x>4990.02="Q") |
21 |
Potassium_Conc |
µM |
floating-point |
Potassium concentration |
22 |
Flag_Potassium_Conc |
none |
string |
QA/QC flags for Potassium concentration (flagging criteria, where "x" is Potassium_Conc: x<0="I", x<2.3="Q", x>10230.6="Q") |
23 |
Magnesium_Conc |
µM |
floating-point |
Magnesium concentration |
24 |
Flag_Magnesium_Conc |
none |
string |
QA/QC flags for Magnesium concentration (flagging criteria, where "x" is Magnesium_Conc: x<0="I", x<0.41="Q", x>4114.38="Q") |
25 |
Sodium_Conc |
µM |
floating-point |
Sodium concentration |
26 |
Flag_Sodium_Conc |
none |
string |
QA/QC flags for Sodium concentration (flagging criteria, where "x" is Sodium_Conc: x<0="I", x<4.35="Q", x>26098.6="Q") |
27 |
Silicon_Conc |
µM |
floating-point |
Silicon concentration |
28 |
Flag_Silicon_Conc |
none |
string |
QA/QC flags for Silicon concentration (flagging criteria, where "x" is Silicon_Conc: x<0="I", x<35.61="Q", x>21363.3="Q") |
29 |
Strontium_Conc |
µM |
floating-point |
Strontium concentration |
30 |
Flag_Strontium_Conc |
none |
string |
QA/QC flags for Strontium concentration (flagging criteria, where "x" is Strontium_Conc: x<0="I", x<0.57="Q", x>2282.58="Q") |
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Statistics:
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Generate script code to retrieve data tables for analysis in: MATLAB, R, SAS, SPSS |
Citation:
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Hollibaugh, James T. 2002. Water quality monitoring on the Altamaha River and major tributaries from September 2000 through November 2001. Georgia Coastal Ecosystems LTER Project, University of Georgia, Long Term Ecological Research Network. http://dx.doi.org/10.6073/pasta/6c342b699a5a524d515f66e1a497c78c
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