LTE-TIDE-BenChl_csv

Benthic algae chlorophyll measurements for Rowley River tidal creeks associated with long term fertilization experiments, Rowley and Ipswich, MA.

Variables
Year
  • Label: Year
  • Definition: Year Sampled
  • Type: Date/time
  • Date format: YYYY
  • Missing values:
    • NA = missing
Month
  • Label: Month
  • Definition: Month of Sampling
  • Type: Nominal
  • Missing values: None specified
Treatment
  • Label: Treatment
  • Definition: Indicates whether the creek was sampled Prior to nutrient enrichment (P), during nutrient enrichment enriched (N), always a Reference/Control (R) or Post nutrient enrichment or Recovery (RN).
  • Type: Code list
  • Codes:
    • N = Nutrient enriched in this year
    • C = Never Nutrient Enriched
    • R = Recovering from Nutrient enrichment.
  • Missing values: None specified
Creek
  • Label: Creek
  • Definition: Creek Sampled
  • Type: Code list
  • Codes:
    • SW = Sweeney- Nutrient Enriched
    • NE = Nelson- Nutrient Enriched
    • WE = West- Reference
    • CL = Clubhead- Reference
  • Missing values:
    • NA = missing
Branch
  • Label: Branch
  • Definition: Branch Sampled
  • Type: Code list
  • Codes:
    • L = Left Branch
    • R = Right Branch
    • C = Confluence
  • Missing values:
    • NA = missing
Transect
  • Label: Transect
  • Definition: Transect Sampled or Area Sampled
  • Type: Code list
  • Codes:
    • 1 = Transect 1
    • 2 = Transect
    • 3 = Transect 3
    • 4 = Transect 4
    • 0 = Confluence
    • 25 = 25 m mark
    • 50 = 50 m mark
    • 75 = 75 m mark
    • 100 = 100 m mark
    • 125 = 125 m mark
    • 150 = 150 m mark
    • 175 = 175 m mark
    • 250 = 250 m mark
    • 350 = 350 m mark
    • 450 = 450 m mark
  • Missing values:
    • NA = missing
Replicate
  • Label: Replicate
  • Definition: Replicate of Sample
  • Type: Nominal
  • Missing values: None specified
Habitat
  • Label: Habitat
  • Definition: Habitat Sampled
  • Type: Code list
  • Codes:
    • MF = Mud Flat
    • TSA = Tall Spartina alterniflora
    • SP = Spartina patens
    • SSA = Short Spartina alterniflora
    • FA = Filamentous algae
  • Missing values:
    • NA = missing
Chla areal
  • Label: Chla areal
  • Definition: Areal concentration of benthic chlorophyll a
  • Type: Physical quantity
  • Unit: milligramPerMeterSquared
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
Phaeo areal
  • Label: Phaeo areal
  • Definition: Areal concentraion of phaeophytin
  • Type: Physical quantity
  • Unit: milligramPerMeterSquared
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • NA = missing
Comment
  • Label: Comment
  • Definition: Notes on the sample or analysis
  • Type: Nominal
  • Missing values: None specified
Data Source Details

Header lines: 

1

Orientation: 

Column

Field delimiter: 

,

Record delimiter: 

\r\n

Number of records: 

8023