Table 10. Dissolved oxygen concentrations at the OOA field site during the monitoring cruises in 2006. IB is the station adjacent the Environmental Monitoring Buoy. UD is the station located updrift of the fish pens at the time of sampling. DD is the station located downdrift of the fish pens at the time of sampling. Samples taken at the surface (Surf) were within 1 m of the surface. Bottom samples (Bott) were taken within 4 to 6 m of the bottom. Sat is saturation value. ND is no data.