A Quick Update On My Cold Water Golden White Cloud Mountain Minnow Planted Tank! Here’s a full update on my 45-liter (12-gallon) Golden White Cloud Mountain Minnow tank! This setup is room-temperature and heading into its second winter, and based on how well it did last year, I’m confident it will hold up again. White clouds are one of my favorite temperate fish for unheated aquariums, since they thrive in cooler conditions where other tropical species might struggle. The biggest change I’ve not