So i just tested my water to have the most current results and got a nitrate reading of 10 ppm. I have a 37 gallon tank with 4 neon tetras, 4 xray tetras, 2 white mollies, 4 mickey mouse platys, 1 guppy, 2 green cory cats, and 1 mystery snail. I only feed once a day excluding Sundays and other...