Thank you! I will leave the rocks a alone in the meantime. I have a mature filter media from the old aquarium which I am using for the new one, I've only used strips so far to test the water (in all my history of having 3 aquariums -- from small to medium to large) and all seems to be within order ...

Thanks for the reply. It's the beginning of the dry skin season, so there is that occasional dry skin shallow cut. I don't think they puffed anything out after I transferred them, seeing as all my other fishes are ok. But I think I am mostly intimidated by their size and then the unknown factor of ...

Hi, new to this forum and to corydoras. Three weeks back, we bought a group of 5 juvenile corydoras at a big fishkeeping event and they were labelled elegans. I've now learned they are actually sterbai. They've grown a little bit now but they are in a 180L tank I've recently rescaped and so the ...