coastline	plot a coastline
ctd		summarize and plot a a CTD profile
TS 		TS plot along 36N
eos		demonstrate some EOS functions
geod.dist	geodesic calculation
lobo		summarize and plot a lobo datafile
sealevel    	summarize and plot a sealevel file         
section     	plot a section of Halifax Harbour
tide	    	tidal analysis of Tuktoyaktuk sea-level in 1975
