If your betta fish is just laying at the bottom of the tank all day, usually something's wrong. Healthy bettas swim around, explore, and only rest for short periods of time. When they're stuck on the bottom, that can be a huge red flag. So, today I'm going over the seven most common reasons this can happen and what you can do about it. Your tank is too cold. Bettas are tropical fish and need stable, warm water. So, if the temperature drops below 74°F, your fish's metabolism s