stuck

So my blue legged hermit crab disappeared on me for about 5 days in a 15G tank. Initially I though it died because that sucker could not be found and normally its very active. Low and behold I found it wedge against some rocks underneath. I thought maybe it got stuck because I see its body...

I’m a brand new waterbox owner, who is recently put together the basic piping per the poor instructions. Waterbox has provided recently decided to move my tank (all pre full setup) and found that I could no longer remove. The hand tightened return line nozzles. I’m terrified of damaging them...

Don't even understand how he pulled it off, but somehow my starry blenny has managed to jump the weir on my overflow (despite the screen lid sitting nearly right on top of it) and has now squeezed himself into the maybe 1/8-1/4 inch gap.... any ideas on how to get him to come back out? I know...

Afternoon ladies and gents, I purchsed a urchin today as part of my CUC but i have a problem, "he" seems to have lodged himself in a hole in my rock and i cant get him out, common sense says he walked in he can walk out, but what if he gets stuck?

The day before yesterday, Gem got stuck on the heater... Her fins are better now, but when I was feeding them today she couldn't quite swim up to eat the flakes. The flakes float so her buoyancy when trying to eat them wasn't the best. So I gave them another portion. I thought she ate, but she...

Hey guys! So yesterday, I was asking if a fish with a dorsal fin out of the water too much time would be harmed xD The thing is, one of my fishes (Gem) got stuck between the tank heater and the wall. She's fine though! I was really worried when she was swimming badly, but her tankmates kept...

My white ribbon eel managed to get into the back of my bio cube. He is at the bottom of a deep narrow section where the aquarium water come in before being filtered. Waited overnight to see if he could find his way back but he is still there. Often see him trying to reach over to get back but...

My green bubble tip decided to relocate and during his walk, he got stuck in one of the holes in my Jbj 65 gallon aquarium. He has done this once before but I took him out and put him back to his original spot. There was a little flesh coming out but he recovered. Any ideas on how to prevent this?

I'm rescaping my new reef tank and tried to move my bt anemone. I manage to get it off the rock using the power head into a box used to acclimate to my other tank. However it stuck onto the acclimation box and don't know how to get it off. It's been 12hr and I have a piece of acrylic with a...