argo object may be read with read.argo or
created with as.argo.  Argo data can be gridded to constant
pressures with argoGrid.  Plots can be made with
plot.argo, while summary.argo produces statistical
summaries and show produces overviews. The usual oce generic
functions are available, e.g. [[,argo-method may 
be used to extract data, and [[<-,argo-method may
be used to insert data.See