dateTime=1;

darkRefIntTime=2;

darkRef690=3;

darkRef590=4;

measureRefIntTime=5;

measureRef690=6;

measureRef590=7;

luminIntTime=8;

lumin690=9;

lumin590=10;

fluorIntTime=11;

fluor690=12;

fluor590=13;

phosIntTime=14;

phos690=15;

phos590=16;

fluorP64Data=Drop[Import["/Volumes/PBC/SES/Pulse\ 64/data-01-system_logs/fluorometer.csv"],1];

fluorP64Data[[500;;510]]

DateListPlot[fluorP64Data[[All,{dateTime,fluor690}]],{PlotRange->All,Joined->True,PlotLabel->"SES 690 nm Fluorescence on Pulse 64",FrameLabel->{"Date","Fluorescence (counts)"}}]

DateListPlot[fluorP64Data[[All,{dateTime,fluor590}]],{PlotRange->All,Joined->True,PlotLabel->"SES 590 nm Fluorescence on Pulse 64",FrameLabel->{"Date","Fluorescence (counts)"}}]

DateListPlot[{fluorP64Data[[All,{dateTime,measureRef690}]],fluorP64Data[[All,{dateTime,measureRef590}]]},{PlotRange->All,Joined->True,PlotLabel->"SES Fluorescence References on Pulse 64",FrameLabel->{"Date","Fluorescence (counts)"}}]

DateListPlot[{fluorP64Data[[All,{dateTime,fluor690}]],fluorP64Data[[All,{dateTime,fluor590}]]},{PlotRange->All,Joined->True,PlotLabel->"SES Fluorescence on Pulse 64",FrameLabel->{"Date","Fluorescence (counts)"}}]

f690p64=fluorP64Data[[All,{fluor690}]]-fluorP64Data[[All,{measureRef690}]];

f690p64date=Partition[Flatten[Riffle[fluorP64Data[[All,{dateTime}]],f690p64]],2];

f690p64date[[1;;10]]

pl690p64=DateListPlot[f690p64date,{PlotRange->All,Joined->True,GridLines->{Automatic,None}, PlotLabel->"SES 690 nm Fluorescence on Pulse 62",FrameLabel->{"Date","Fluorescence (counts)"},PlotStyle->Red}]

f590p64=fluorP64Data[[All,{fluor590}]]-fluorP64Data[[All,{measureRef590}]];

f590p64date=Partition[Flatten[Riffle[fluorP64Data[[All,{dateTime}]],f590p64]],2];

pl590p64=DateListPlot[f590p64date,{PlotRange->All,Joined->True,GridLines->{Automatic,None},PlotLabel->"SES 590 nm Fluorescence on Pulse 64",FrameLabel->{"Date","Fluorescence (counts)"},PlotStyle->Orange}]

Show[pl690p64,pl590p64]

<<PlotLegends`

DateListPlot[{f590p64date,f690p64date},{PlotRange->{All,{0,380}},Joined->True,GridLines->{Automatic,None},BaseStyle->{FontWeight->"Bold",FontSize->14},PlotLabel->"SES Fluorescence on Pulse 64",FrameLabel->{"Date (2014-2015)","Fluorescence (PM counts)"},PlotStyle->{{Thick,Orange},{Thick,Red}},PlotLegend->{"590 nm","690 nm"},LegendShadow->None,LegendPosition->{-0.1,0.25},LegendSize->{0.3,0.2},ImageSize->Large}]