behavior

I have an established fish only tank. I have a relatively large Naso tang I’ve had for years and a Tomini tang that I’ve had for about 2 years. They get along just fine. Suddenly, they’re both huddled in the back of the tank, the Naso tang is vertical, and the tomini tang is facing the opposite...

When I get home from work at night my clownfish goes nuts. I usually feed during the day and he gets fed plenty. He seems like he is all over the place and bumping into the glass but he may just be precisely swimming to each side. This seems a little erratic. Thoughts?

There are 2 female leopard wrasses introduced together and great companions for the last 6 months or so. Today I saw them doing this. Not sure whether to be concerned.

Hi all I'm aware that clownfish are weird creatures, but this is concerning me a little. I have this pair of Ocellaris for over a year, they were always goofy but never agressive to one another or any tankmate. Since this morning both of them are swimming histerically against the glass...

I purchased a Tomini tang from a member of my local reef club yesterday. He had the fish for 3 months before he sold it to me and only got rid of it because his purple tang was bullying him. I put him into my tank last night at 6pm, right as my lights were dimming down hoping that would keep him...