The Puffer Forum

Puffers have physoclistous swim bladders, unlike fish species with physostomous swim bladders that open into the gut, the puffer's swim bladder is closed, and gas exchange takes place via the vasculature. The bladder of T. lineatus has 2 conic expansions posteriorly orientated (as opposed to anterio...

I also don't understand how he could have taken in air- I've not transferred him between tanks so he's not been out of water at all, and I don't feed him anything that contains a lot of air. Unless there's something inside him that's rotting and producing gas? I've never wormed him, but I've not see...

Hi, thanks for your help. It's not that he's inflated himself, his body actually looks quite skinny because he's not eaten for so long. Thanks for the link, which I've read, but if I try to expel air out of him I'm worried it will stress him further...

My puffer STILL isn't eating, and has started floating at an angle at the top of the tank with the tip of his tail fin sticking our of the water and his nose pointing downwards, at an angle of about 45 degrees. He doesn't roll when he swims but when he swims across the tank horizontally his rear end...

Hi Pufferpunk, Thanks for your reply and for declaring that my fish is stunted - I can certainly get a bigger tank for him, that is not a problem. I'm using Protozin because it is a protozoacide and fungicide. I had been wary of using salt, given his lack of scales, but perhaps I should give it a go...

Hi all, I am from Nottingham in the UK and have just joined this forum- it looks great! I didn't know it existed until I Googled my fishy problem just now: I have a lovely fahaka puffer, he's probably about 5 years old now and I've had him for about 4.5 of those. He was about 2 inches long I bought ...