Thursday, June 14, 2018

Water quality for propagation- Katie D.

Sept. 25, 2017 
Water Quality 

     At TNACI, we tested the water quality of water in the fish tanks. 


We had to keep track of which beaker had the water from which tank so that we could compare our data to the data that had been collected previously. The staff at TNACI tests the water quality everyday and records it for comparison. 

We tested dissolved oxygen levels, temperature, pH, mortality, total ammonia nitrogen, and salinity. Each thing that we tested determines the health of the fish. High or low levels of ammonia nitrogen, salinity, pH, dissolved oxygen, and temperature could hurt or kill the fish. 

There were no mortalities in any of the tanks that we took samples from. Water that cannot be used in the tanks gets sent out to the garden to be filtered.

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