no issue in my tank. and after a while i didn't see it anymore - i guess it died.
you can observe if the "string" irritate any coral nearby but it won't sting. it is just getting nutrient from the water.
Random snaps of whatever could be captured with iphone (no filter) and blue light
Hosting this for a friend.
Turquoise Birdsnest (L) & Radioactive Birdsnest (R)
More Radioactive Birdsnest
There should be 3 clowns hidden in there