site          sitenum  datetime             Group           lat           lon          
site145       145      2014-12-13T22:55:00  Silverfish      -77.63035     165.0660167  
site145       145      2014-12-13T22:55:00  Krill           -77.63035     165.0660167  
site145       145      2014-12-13T22:55:00  WeakScatterers  -77.63035     165.0660167