How many gallons is your tank? 3gal
Does it have a filter? yes
Does it have a heater? no
What temperature is your tank? 76-80
Does your tank have an air stone or other type of aeration? no
Does your Betta have tank mates? What kind? no
What food brand do you use? National...
Hi guys, I've had my Betta fish for about six months. I keep him in a 1-gal bowl with a heater and he's been happy and healthy this entire time- he was even making bubble nests a few weeks ago. Gave him about a 70-75% water change the other day, and ever since, he's been laying on the gravel...