A Quick Update On My Unheated Planted White Cloud Mountain Minnow Aquarium! Here’s a winter update on my room-temperature golden white cloud mountain minnow tank as the seasons change and temperatures continue to drop. Right now, the tank is sitting at around 18 °C / 64 °F, and everything inside is doing just fine. The fish, shrimp, and snails are all healthy, active, and showing no signs of stress at these cooler temps. This is actually the second winter for this setup, so I’m not worried about