Search results

hey, does anyone know what this is? It appears and disappears whenever, it is bright orange and kind of cool. Before today we thought it was some sort of coral/mushroom but today it was on the glass and it's a snail! but no shell? If you know what it is, is it harmful to fish or corals etc...

Yesterday we noticed our sail fin was being picked on by our blue headed wrasse. The sail fin has been the dominant fish for a long long time and she is the biggest fish in the 210 tank. She had missing scales, looked like they were peeling off like a sunburn on her left side and then her...