strange

Hi all, the pics might not look like much but this Aro is obsessed with this Ray, he swims on her while she’s moving around, sits on her and is sooo strange, video link attached... He’s been like it for months too. Used to try bite her when she came up the side of tank now she can do what she...

Hey, I have a baby sun cat in a 40 gallon tank (will upgrade when he grows older). I did a water change today, and rearranged the rocks/decor, although keeping them in the same general area. PROBLEM: The sun cat keeps "freaking out". Swimming frantically against the back glass wall. Other days...

Hi I recently purchased what I think is a marbled bichir and I know they have a fancy and unusually thick slime coat thing going on more than other fish but is it normal to find strange clear goo around the tank where it rests and coming off its body? If not what is it and how do I treat it?