The Puffer Forum

OK, so what I'm hearing is maybe it's time to head back to the LFS and get something more appropriate for this tank. Thanks!

So I recently purchased a South American puffer for my very mildly brackish (1.004-1.006) 20g coastline tank (planted with black mangrove + sea purslane). I know that this species is usually referred to as a freshwater species, but the LFS had it in 1.005 and it looks like they often migrate to brac...