STP-RO-LENS-BEN-NUT-Flux_csv

Water column nitrate and ammonium concentrations, sediment oxygen, di-nitrogen (gas), nitrate, nitrite, ammonium, phosphate, and silicate flux from sealed, whole core incubations, Rowley River, Rowley, MA.

Variables
Date
  • Label: Date
  • Definition: Date of sample collection
  • Type: Date/time
  • Date format: DD-MON-YYYY
  • Missing values: None specified
Experiment
  • Label: Experiment
  • Definition: Description of experiment
  • Type: Nominal
  • Missing values: None specified
Site
  • Label: Site
  • Definition: Site name
  • Type: Nominal
  • Missing values: None specified
Treatment
  • Label: Treatment
  • Definition: Fertilized or reference creek treatment
  • Type: Nominal
  • Missing values: None specified
Plot
  • Label: Plot
  • Definition: Experimental plot from which sample was taken- F: fertilized, C:control, 1: closest to river, 6: closest to marsh
  • Type: Code list
  • Codes:
    • F = fertilized | C=control | 1 = closest to river | 6=closest to marsh
  • Missing values: None specified
Condition
  • Label: Condition
  • Definition: Sediments incubated under ambient light or dark conditions
  • Type: Nominal
  • Missing values: None specified
Initial_NO3
  • Label: Initial_NO3
  • Definition: Water column nitrate concentration at the beginning of incubation
  • Type: Physical quantity
  • Unit: micromolePerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
Initial_NH4
  • Label: Initial_NH4
  • Definition: Water column ammonium concentration at the beginning of incubation
  • Type: Physical quantity
  • Unit: micromolePerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
O2_Flux
  • Label: O2_Flux
  • Definition: Dissolved oxygen flux as uptake
  • Type: Physical quantity
  • Unit: micromolePerMeterSquaredPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
N2-N_Flux
  • Label: N2-N_Flux
  • Definition: Dissolved N2 gas flux (as N). Positive values indicate release from the sediment (denitrification); negative values indicate uptake to sediment (N fixation)
  • Type: Physical quantity
  • Unit: micromolePerMeterSquaredPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
NO3_Flux
  • Label: NO3_Flux
  • Definition: Nitrate flux, positive values indicate release from sediment, negative values indicate uptake to sediment
  • Type: Physical quantity
  • Unit: micromolePerMeterSquaredPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
NO2_Flux
  • Label: NO2_Flux
  • Definition: Nitrite flux, positive values indicate release from sediment, negative values indicate uptake to sediment
  • Type: Physical quantity
  • Unit: micromolePerMeterSquaredPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
NH4_Flux
  • Label: NH4_Flux
  • Definition: Ammonium flux, positive values indicate release from sediment, negative values indicate uptake to sediment
  • Type: Physical quantity
  • Unit: micromolePerMeterSquaredPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
PO4_Flux
  • Label: PO4_Flux
  • Definition: Phosphate flux, positive values indicate release from sediment, negative values indicate uptake to sediment
  • Type: Physical quantity
  • Unit: micromolePerMeterSquaredPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
DSi_Flux
  • Label: DSi_Flux
  • Definition: Dissolved silica flux, positive values indicate release from sediment, negative values indicate uptake to sediment
  • Type: Physical quantity
  • Unit: micromolePerMeterSquaredPerHour
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
Data Source Details

Header lines: 

1

Orientation: 

Column

Quote character: 

&quot

Field delimiter: 

,