site          sitenum  datetime             Group           lat           lon          
site204       204      2014-12-28T01:13:00  LargeFish       -77.59166744  165.8408334  
site204       204      2014-12-28T01:13:00  Krill           -77.59190238  165.8385997  
site204       204      2014-12-28T01:13:00  WeakScatterers  -77.59162724  165.8425944