site          sitenum  datetime             Group           lat           lon          
site108       108      2014-12-21T00:50:00  Silverfish      -77.60695     165.8850333  
site108       108      2014-12-21T00:50:00  LargeFish       -77.60695     165.8850333  
site108       108      2014-12-21T00:50:00  Krill           -77.60695     165.8850333  
site108       108      2014-12-21T00:50:00  WeakScatterers  -77.6072628   165.8838031