<a href=showthread.php?s=&postid=12104873#post12104873 target=_blank>Originally posted</a> by saltycreefer They are stinging hydroids for sure. Try and remove them before they become a problem. I'm sure your zoos will appreciate them being gone.
Myronemia hydroids, but my spelling may be rong.
Most people say the are pests that can run rampant, but I had some that stayed in a neat bunch for a year till they died for unknown reasons.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.