All of my tanks are freshwater..I have a 50 gallon, and 2 10 gallons, and a 20 gallon is on it's way..In my 50 gallon I have 2 german blue rams, 2 gold rams, 4 guppies, 5 platies, 4 skirt tetras, 3 scissor tailed tetras, 3 rummy nosed tetras, 2 swordtails, a clown pleco, 3 black kuhli loaches, 2 angel fish, 2 silver dollars, a chinese algae eater, and a peppered cory..I think that's all..without looking anyways! then in my 10 gallon "sandy" tank I have 2 albino cories, 2 bronze cories, 3 neon tetras, 3 glowlight tetras, 2 mollies, and 7 guppy fry. my other tan gallon..my brother's..has a breeding pair of angel fish and a small pleco!