not reef safe

This is her now The day I got her 6-7 “ Raccoon Butterfly Fish I enlisted her to help me get rid of my majano anemone infestation. I’ve had her for 7 weeks and my 600+ majano problem is pretty much totally gone. I have never had this fish in my main display, so I am not sure how it would be...

The crabs I will be considering include the true crabs (Brachyura) and some "crabs" from Anomura, including hermit crabs (Paguroidea) and porcelain crabs (Porcellanidae). Horseshoe crabs (Limulidae) will be excluded. Over the years, I have heard mixed reports on how "reef-safe" crabs are in the...

Hi all, I’ve noticed from time to time my tube worm/feather duster (calcareous variety, white/red fan) seems to get a “haircut.” It’s happened several times, and the worm seems to grow them back quite quickly. I assume something is doing this; there is a peppermint shrimp that hangs out...

Hi everyone. You may think what you’re about to read is crazy or a joke. Just hear me out and then let me know what you think. One week ago I added a starry blenny to my mixed reef (took me 3 months to find one locally). Main purpose was for him to eat some random GHA. Not a big issue, just...

Has anyone else experienced this? Midas blenny has been in the tank for probably 4-5 months and this is the first time I've witnessed this behavior.

I have a huge outbreak of starfish and I have the ones that eat algae and are real small but these have thin hair like tentacles and literally every hole in almost every rock in my 125 gallon reef tank has their little tenticles hanging out and I know their carnivores cuz when I feed my fish n...

Let's talk about some things that are not reef safe... Have you wanted something typically designated not reef safe, but are afraid to pull the trigger? Do you currently have something "not reef safe"? If so, what is it? What is your experience? Is it killing your corals? Is it living in...