coral rtn

I got an acro frag from a friends tank that was struggling (STN) hoping to recover it. eventually I dipped it in revive and saw dozens of small black organisms coming off. After microscopy examination, I ID'd it as Philaster guamense based on morphology and having microalgae (zooxanthellae) in...

One of my goniopora has been having polyp bailout from what i think is a bacterial infection. should i dip the others as a precaution? are there other options for treatment? i have lugols solution on hand

Dear All Got this Neon Green Bird nest last evening. Dipped in Coral Rx before placing in my tank. There is a white lesion at the base of the stem. I believe it was there when I got it from LFS, I have failed to spot it. Is this Tissue Necrosis? I have never fragged corals before. Please...

In another thread I described my accidental overdosing carbon chain, not monitoring phosphate that lead to zero testable phosphates and RTN of an nice tort. My phosphates were around 0.08 and dropped to 0.00 over two weeks. Since the RTN of my tort I turned off skimmer, stopped carbon dosing...

Hello reefers - I’m planning to clip these two hammer heads off but wondered if anyone had additional suggestions. Only seems to be affecting this branch at the moment. No signs of brown jelly.