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companion needed

  1. Betta Fish Compatibility
    Hey guys, I have one male betta (red delta tail if you're curious!) He's about a year old. I recently upgraded him from a 1.5 gallon tank to a 3.5 gallon tank and he adores it. Tons of swim room and he's soo happy, but the tank seems way too big for one single fish. I'm thinking he needs a...