| dataCensored {baytrends} | R Documentation |
Chesapeake Bay Program Monitoring Data, 1985-2016
Description
Selected 1985-2016 data for eight (8) stations from the Chesapeake Bay Monitoring Program. Water quality variables are stored as either class 'num' for variables with no censoring or class 'Surv' (see survival::Surv) that allows for left- and interval-censored data.
Usage
dataCensored
Format
A data frame with 13,062 rows and 17 variables:
- station
station identifier
- date
sample date
- layer
sample layer
- secchi
Secchi depth [m]
- salinity
Salinity [ppt]
- do
Dissolved Oxygen [mg/L]
- wtemp
Water Temperature [deg C]
- chla
Corrected Chlorophyll-a [ug/L]
- tn
Total Nitrogen [mg/L]
- tp
Total Phosphorus [mg/L]
- tss
Total Suspended Solids [mg/L]
- din
Dissolved Inorganic Nitrogen [mg/L]
- po4
Orthophosphorus [mg/L]
- tdn
Total Dissolved Nitrogen [mg/L]
- tdp
Total Dissolved Phosphorus [mg/L]
- nh4
Ammonium [mg/L]
- no23
Nitrite + Nitrate [mg/L]
[Package baytrends version 2.0.12 Index]