Fish fecal material sample T=tank, F=fish number
Fecal sample collected at trial end. T=tank number, and F=fish number from that tank sampled.  Dietary treatments were fed to specific tank numbers. These were Control diet :Tanks 1,6,9; Protease diet: Tanks 2, 5, 8; Humic substance diet: Tanks 3, 4, 7.