So I started my 30 Gal tank with Alge eaters, fancy guppies male and female, Mollies male and female, 1 neon tetra, and 3 zebra danio's. Well after a few mystery fry and 1 Molly giving fry I have lost just about all of my guppies. I have one active female guppie left and 1 male guppie that...