Hi, I was cleaning my tank recently, and noticed some stuff floating around in the tank. What is this? I’ll attach some pictures but I just need to know what I have to do to remove it, thanks!

Hello! I'm new here and I have a question. I recently got a betta fish for the first time in a while. I don't have a filtered or heated tank, only a 1.5 gallon bowl. I realize that it was pretty stupid of me to buy one when I don't even have the right materials :blueworry: So, I really want to...

First off I'm not sure if I'm putting this in the correct section or not..feel free to close this if it isn't and point me to the suitable section to post this in... Betta fish is currently out of this tank because he's got fin rot, which i put the blame on myself for not keeping his tank...