I want to know if these guys are a nuisance or a blessing, they came on a piece of live rock and have a really bright florecent green when they are under antinics only. The are each about the size of a penny or nickel.
I want to remove them if they are nuisence but dont want to have to because they are have some cool colors. Help please:
I want to remove them if they are nuisence but dont want to have to because they are have some cool colors. Help please: