_id date_time   lattitude_n   longitude_w   depth_m   temperature_degc   specific_conductance_us_cm_neg1   dissolved_oxygen_mg_l_neg1   dissolved_oxygen_percent_sat   turbidity_ntu   chlorophyll_rfu   underwater_par_ue_m_neg2_s_neg1   descent_rate_m_s_neg1   source_file   colspacer
date_time lattitude_n longitude_w depth_m temperature_degc specific_conductance_us_cm_neg1 dissolved_oxygen_mg_l_neg1 dissolved_oxygen_percent_sat turbidity_ntu chlorophyll_rfu underwater_par_ue_m_neg2_s_neg1 descent_rate_m_s_neg1 source_file