2. sea water quality measurement) before starting the experiment, and after 3 days, then fed the algae by measuring water quality as follows:
-Water salinity (salinity) measured with a Refractometer.
-Measure the acid – alkaline, with a pH meter brand double junction version of Oakton.
-A measurement of the amount of oxygen in the water with dissolved oxygen meter YSI model 55 55 brands – 25 FT.
A Mercury thermometer with a temperature-
-Quantity analysis method by ammonium Phenolhypochloritemethod