water chemistry of Imnavait watershed during 2002-2004
Variables
Date
- Label: Date
- Definition: sampling date
- Type: Date/time
- Date format: dd-mmm-yyyy
- Missing values: None specified
Site
- Label: Site
- Definition: Sampling site within Imnavait watershed (WT7=watertrack #7 that has a wier; NWT7=non-watertrack area adjacent to WT7; WT12-14=WT #12-14; 15N addition = 15N addition site located within and adjacent to two major watertracks south of WT#14, ~1km south of the main weir; Weir = below the colvert located below the main weir; approxWT1214 = approximately the area where WT 12-14 were located)
- Type: Nominal
- Missing values: None specified
Type
- Label: Type
- Definition: Type of water samples (lysim=lysimeter water; ST=stream water; downslope=water collected above or below 15N addition plots using a needle attached to syringe; soilextr(H2O)=water-extracts of soil; soilextr(KCl)= KCl-extracts of soil; snowmelt=melting water under snow packs; soilmelt= melting water after dissapearance of snow packs; ST= stream water; Snow= snow cover collected just before spring snowmelt)
- Type: Nominal
- Missing values: None specified
Location
- Label: Location
- Definition: Water sampling locations along the hillslope. CR=crest; US=upper mid slope; LS=lower mid slope; FS=footslope; R= riparian wetsedge tundra; Main weir = at weir in Imnavait Creek; WT weir=weir on watertrack7; A, B=crest (heath tundra); C, E= non-watertrack on lower mid slope (tussock tundra); D, F=watertrack on lower mid slope (tussock tundra); G, I = watertrack on footslope (tussock tundra); H, J =non-watertrack on footslope (tussock tundra) ; K, L = riparian (wetsedge tundra)
- Type: Nominal
- Missing values: None specified
Distance
- Label: Distance
- Definition: Distance (m) from the closest edge of 15N added plot. Below (shonw as positive values) and above (shown as negative values) the plots. Distance=0m indicates within the plots.
- Type: Physical quantity
- Unit: meter
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
Layer
- Label: Layer
- Definition: type of soil layer (O = organic layer; M = mineral layer; OM = organic and mineral mixed layer)
- Type: Nominal
- Missing values: None specified
Depth
- Label: Depth
- Definition: depth of soil from where water samples were collected, or from which organic matter was extracted from
- Type: Physical quantity
- Unit: centimeter
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
NO3
- Label: NO3
- Definition: nitrate concentration in uM
- Type: Physical quantity
- Unit: micromole
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
NH4
- Label: NH4
- Definition: ammonium concentration in uM
- Type: Physical quantity
- Unit: micromole
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
TDN
- Label: TDN
- Definition: total dissolved N in uM
- Type: Physical quantity
- Unit: micromole
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
DON
- Label: DON
- Definition: dissolved organic N in uM
- Type: Physical quantity
- Unit: micromole
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
DOC
- Label: DOC
- Definition: dissolved organic C in uM
- Type: Physical quantity
- Unit: micromole
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
Comments
- Label: Comments
- Definition: Cardinal direction recorded in location column
- Type: Nominal
- Missing values: None specified