| baytrends-package | baytrends: Long Term Water Quality Trend Analysis | 
| analysisOrganizeData | Analysis Organization & Data Preparation | 
| baytrends | baytrends: Long Term Water Quality Trend Analysis | 
| closeOut | Document Processing Time and Other Session Time | 
| createResiduals | Calculate GAM residuals | 
| dataCensored | Chesapeake Bay Program Monitoring Data, 1985-2016 | 
| detrended.flow | Create Seasonally Detrended Flow Data Set | 
| detrended.salinity | Create Seasonally Detrended Salinty Data Set | 
| gamDiff | Compute an estimate of difference based on GAM results | 
| gamPlotDisp | Plot censored gam fits vs. time | 
| gamPlotDispSeason | Plot censored gam fits vs. time | 
| gamTest | Perform GAM analysis | 
| gamTestSeason | Perform GAM analysis for Specified Season | 
| impute | Impute Censored Values | 
| imputeDF | Impute Censored Values in dataframes | 
| layerAggregation | Aggregate data layers | 
| layerLukup | Layer List | 
| loadData | Load/Clean CSV and TXT Data File | 
| loadExcel | Load/Clean Excel sheet | 
| loadModels | Load Built-in GAM formulas | 
| loadModelsResid | Load Built-in GAM formulas for calculating residuals | 
| makeSurvDF | Convert dataframe to include survival (Surv) objects | 
| nobs | Compute the Number of Non-Missing Observations | 
| parameterList | Parameter List | 
| sal | Salinity data | 
| saveDF | Save R object to disk | 
| selectData | Select data for analysis from a larger data frame | 
| stationMasterList | Chesapeake Bay Program long-term tidal monitoring stations | 
| unSurv | Converts Surv object into a 3-column matrix | 
| unSurvDF | Converts Surv objects in a dataframe to "lo" and "hi" values | 
| usgsGages | USGS Gages |