Published on McMurdo Dry Valleys LTER (https://mcm.lternet.edu)

LIMNO_TLICE

Description: 

tLICE measurements

File: 

File LIMNO_TLICE.csv

Variables (click to expand): 

DATASET_CODE
  • Label: Dataset code
  • Definition: Internal code
  • Type: Nominal
  • Missing values: None specified
COLLECTION_DATE
  • Label: Sample collection date.
  • Definition: Date sample was collected for analyses.
  • Type: Date/time
  • Date format: MM/DD/YYYY
  • Missing values: None specified
LOCATION
  • Label: Location
  • Definition: Lake where sample was collected.
  • Type: Nominal
  • Missing values: None specified
SAMPLE_TYPE
  • Label: Sample type
  • Definition: Was the sample from the water column or the moat?
  • Type: Nominal
  • Missing values: None specified
TREATMENT
  • Label: Treatment
  • Definition: Was the sample a control or transplant?
  • Type: Nominal
  • Missing values: None specified
REPLICATE
  • Label: Sample replicate
  • Definition: Sample replicate - either A, B, or C.
  • Type: Nominal
  • Missing values: None specified
TIMEPOINT
  • Label: Timepoint
  • Definition: T0 = timepoint 0, or the beginning of the experiment for the respective sample. T1 = timepoint 1, or the end of the experiment for the respective sample.
  • Type: Nominal
  • Missing values: None specified
DEPTH_M
  • Label: Depth
  • Definition: Depth in the water column.
  • Type: Physical quantity
  • Unit: meter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
SRP_MM
  • Label: Soluble reactive phosphorus
  • Definition: Phosphate molar concentration.
  • Type: Physical quantity
  • Unit: milliM
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
NO2_MM
  • Label: Nitrite concentration
  • Definition: Nitrite molar concentration.
  • Type: Physical quantity
  • Unit: milliM
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
NO3_MM
  • Label: Nitrate concentration
  • Definition: Nitrate molar concentration.
  • Type: Physical quantity
  • Unit: milliM
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
NH4_MM
  • Label: Ammonium concentration
  • Definition: Ammonium molar concentration.
  • Type: Physical quantity
  • Unit: milliM
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
CHLA_UG_L
  • Label: Chlorophyll-a concentration.
  • Definition: Chlorophyll-a concentration, as averaged from two replicates.
  • Type: Physical quantity
  • Unit: microgramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
CHLA_BL_UG_L
  • Label: Chlorophyll-a fluorescence (blue-green algae)
  • Definition: Chlorophyll-a fluorescence of the blue-green algae.
  • Type: Physical quantity
  • Unit: microgramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
CHLA_GR_UG_L
  • Label: Chlorophyll-a fluorescence (green algae)
  • Definition: Chlorophyll-a fluorescence of the green algae.
  • Type: Physical quantity
  • Unit: microgramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
CHLA_BR_UG_L
  • Label: Chlorophyll-a fluorescence (brown algae)
  • Definition: Chlorophyll-a fluorescence of the brown algae.
  • Type: Physical quantity
  • Unit: microgramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
CHLA_PE_UG_L
  • Label: Chlorophyll-a fluorescence (phycoerythrin algae)
  • Definition: Chlorophyll-a fluorescence of the phycoerythrin algae.
  • Type: Physical quantity
  • Unit: microgramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
CHLA_TOTAL_UG_L
  • Label: Total chlorophyll-a fluorescence.
  • Definition: Total chlorophyll-a fluorescence.
  • Type: Physical quantity
  • Unit: microgramsPerLiter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
FV_FM_BL
  • Label: Photochemical efficiency (blue-green algae)
  • Definition: Photochemical efficiency (Fv/Fm) of the blue-green algae.
  • Type: Nominal
  • Missing values: None specified
FV_FM_GR
  • Label: Photochemical efficiency (green algae)
  • Definition: Photochemical efficiency (Fv/Fm) of the green algae.
  • Type: Nominal
  • Missing values: None specified
FV_FM_BR
  • Label: Photochemical efficiency (brown algae)
  • Definition: Photochemical efficiency (Fv/Fm) of the brown algae.
  • Type: Nominal
  • Missing values: None specified
FV_FM_PE
  • Label: Photochemical efficiency (phycoerythrin algae)
  • Definition: Photochemical efficiency (Fv/Fm) of the phycoerythrin algae.
  • Type: Nominal
  • Missing values: None specified
YII_BL
  • Label: Photosystem II photochemical yield (blue-green algae)
  • Definition: Photosystem II photochemical yield of the blue-green algae.
  • Type: Nominal
  • Missing values: None specified
YII_GR
  • Label: Photosystem II photochemical yield (green algae)
  • Definition: Photosystem II photochemical yield of the green algae.
  • Type: Nominal
  • Missing values: None specified
YII_BR
  • Label: Photosystem II photochemical yield (brown algae)
  • Definition: Photosystem II photochemical yield of the brown algae.
  • Type: Nominal
  • Missing values: None specified
YII_PE
  • Label: Photosystem II photochemical yield (phycoerythrin algae)
  • Definition: Photosystem II photochemical yield of the phycoerythrin algae.
  • Type: Nominal
  • Missing values: None specified
NPQ_BL
  • Label: Non-photochemical quenching coefficient (blue-green algae)
  • Definition: Non-photochemical quenching coefficient for the blue-green algae.
  • Type: Nominal
  • Missing values: None specified
NPQ_GR
  • Label: Non-photochemical quenching coefficient (green algae)
  • Definition: Non-photochemical quenching coefficient for the green algae.
  • Type: Nominal
  • Missing values: None specified
NPQ_BR
  • Label: Non-photochemical quenching coefficient (brown algae)
  • Definition: Non-photochemical quenching coefficient for the brown algae.
  • Type: Nominal
  • Missing values: None specified
NPQ_PE
  • Label: Non-photochemical quenching coefficient (phycoerythrin algae)
  • Definition: Non-photochemical quenching coefficient for the phycoerythrin algae.
  • Type: Nominal
  • Missing values: None specified
NO_BL
  • Label: Non-regulated photochemical quenching coefficient (blue-green algae)
  • Definition: Non-regulated photochemical quenching coefficient for the blue-green algae.
  • Type: Nominal
  • Missing values: None specified
NO_GR
  • Label: Non-regulated photochemical quenching coefficient (green algae)
  • Definition: Non-regulated photochemical quenching coefficient for the green algae.
  • Type: Nominal
  • Missing values: None specified
NO_BR
  • Label: Non-regulated photochemical quenching coefficient (brown algae)
  • Definition: Non-regulated photochemical quenching coefficient for the brown algae.
  • Type: Nominal
  • Missing values: None specified
NO_PE
  • Label: Non-regulated photochemical quenching coefficient (phycoerythrin algae)
  • Definition: Non-regulated photochemical quenching coefficient for the phycoerythrin algae.
  • Type: Nominal
  • Missing values: None specified
PHOTOTROPHS_CELLS_ML
  • Label: Phototroph cell density
  • Definition: Phototroph cell density.
  • Type: Physical quantity
  • Unit: cellsPerMilliliter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
HETEROTROPHS_LARGE_CELLS_ML
  • Label: Heterotroph cell density, where cell size >1 um
  • Definition: Heterotroph cell density, where cell size >1 um.
  • Type: Physical quantity
  • Unit: cellsPerMilliliter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
HETEROTROPHS_SMALL_CELLS_ML
  • Label: Heterotroph cell density, where cell size <1 um
  • Definition: Heterotroph cell density, where cell size <1 um.
  • Type: Physical quantity
  • Unit: cellsPerMilliliter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
ACCN_16S
  • Label: Accession number (16S rRNA genes)
  • Definition: NCBI accession number for associated 16S rRNA gene raw sequence reads.
  • Type: Nominal
  • Missing values: None specified
ACCN_18S
  • Label: Accession number (18S rRNA genes)
  • Definition: NCBI accession number for associated 18S rRNA gene raw sequence reads.
  • Type: Nominal
  • Missing values: None specified
COMMENTS
  • Label: Comments
  • Definition: Comments.
  • Type: Nominal
  • Missing values: None specified
Source URL: https://mcm.lternet.edu/content/limnotlice