This brown thing starting to spread around my live rock, their not slimy and somehow can be rubbed off. http://www.aquariumadvice.com/forums/attachment.php?attachmentid=59873&stc=1&d=1320623704
is these type of algae normal to new tanks?
also in the picture there are green spots occuring on my LR too what are those?
Thanks!
is these type of algae normal to new tanks?
also in the picture there are green spots occuring on my LR too what are those?
Thanks!