#hydroids

Hey there, so ive had this (confirmed) hydroid issue going on for roughly a year now. It has affected some of my corals causing them to melt or stay closed. I've read multiple forums saying lynx or fringback nudis will eat them but as they are not available since 2018 I'm left with resorting to...

Hey there I have a 35 dsa lagoon tank and in the recent weeks I’ve had these random things pop up not sure what they are. I asked other forums and no one knew any help would be appreciated thank you !

I observed this critter in one of my store tanks for about two months. I have unfortunately moved and never managed to get better photography so I'm afraid this will have to do. I'm just fascinated by them because I have not been able to ID them for months! I have collected a couple other posts...

I woke up and found these on my aquarium glass. They look like tiny starfish. From reading online, they seem to be hydroids, is that correct?

I’ve had a heavy digitate hydroids infestation for about a year now. Seemed to be the more ‘mild’ kind as only one type of zoa seemed a little bothered by contact. I cut back on feeding, stopped broadcast feeding, added Halloween hermits, but saw no population reductions. 3 days ago, I was at...

Hey all, after a pretty depressing trip to the LFS yesterday for advice, I've decided I have to tear down my 20 gallon nano reef because of an absolutely terrible colonial hydroid infestation which I have been battling for close to six months now to no avail. I'm going to salvage what corals I...