site          sitenum  datetime             Group           lat           lon          
site244       244      2015-01-02T01:13:00  Silverfish      -77.63155972  165.154571   
site244       244      2015-01-02T01:13:00  Krill           -77.63165745  165.1563356  
site244       244      2015-01-02T01:13:00  WeakScatterers  -77.63159405  165.1556431