station  latitude  longitude  cruise     date_local  month_local  day_local  year  yrday_local  depth_net  depth_w  dilution  
WBTS     42.862    -69.861    GC040612   04062012    4            6          2012  97           256        261      80        
WBTS     42.862    -69.861    GC040612   04062012    4            6          2012  97           256        261      100       
WBTS     42.862    -69.861    GC041513   04152013    4            15         2013  105          256        261      180