The Philippine Coast Guard reported that there have been a series of fishkill with mullet fish floating in Manila Bay breakwater early dawn Monday. Bureau of Fisheries and Acquatic Resources (BFAR) said that “Dissolved oxygen levels from three sampling stations were at 1.2, “way below the normal oxygen level of five (and above)… to be able to sustain marine life.” This oxygen depletion in the water may have been the cause of the fish kills. […]