If levels of these algae increase, the levels of oxygen during night time can become lower than 5 mg/L and there will be oxygen problems in the water the following morning.
Uma tigaba taleti titjalo tasemantini tikhula, letigaba temoya ngesikhatsi sasebusuku tingaba ngaphansi kuna 5mg/L futsi kutobabete tinkinga temoya emantini ngekusa lokulandzelako.