long tail

Hello everyone, I just bought my lovely long tailed betta "Hemsworth" about a month ago. He's been a real friendly little dude ever since I got him, seemed to like me a whole lot. He'd come to meet me when I walked by, blew bubble nests, flared his fins at me when I put my finger up to the...

I hope someone can help us, we have had Jake, for 2 years, he has been a great fish. About 4 month ago we would find him in vertical positions, but we would tap the tank and he would swim. Now he spends most of the time floating on his side at the top of his bowl. He is not eating much. It...