species    treatment  tanks  num_indiv  trajectories  traj_len_mean  observations  
Aequorea   Still      2      11         23            300            6905          
Aequorea   Turbulent  2      8          15            284            4257          
Mitrocoma  Still      5      10         57            310            17649         
Mitrocoma  Turbulent  5      10         58            305            17680         
Stomotoca  Still      5      5          30            288            8634          
Stomotoca  Turbulent  5      16         42            274            11504         
Aglantha   Still      5      12         57            247            14076         
Aglantha   Turbulent  5      10         49            277            13560