hole in the head

Hiya, first post here after snooping for a couple of years. One of my Channa andrao has developed black dots on her head, and she and the rest of the tank inhabitants are flashing regularly, but there are no other symptoms in the tank and parameters are absolutely normal (0ppm nitrites, 0ppm...

Hi all. Spent the weekend at the in laws house and a couple of the fish were pretty sick. I did a big water change for them as they ‘top up the evaporated water regularly’! (Difficult as it’s the brother in laws tank but he no longer lives there) and scrubbed the algae off of the glass and...

Hi all, I will post pictures of one of my threadfin acara tomorrow when I turn the lights on but essentially around the fishes lateral line I’ve found two whitish circular looking patches which are definitely not ich, after monitoring the fish for today and checking the other heckelii it’s...

A few months ago I got my first fish tank, cycled it, and introduced fish at staggered intervals until I had 6 neon tetras, 3 Corys, 4 danios and a dwarf gouramis. One of the danios just disappeared so I'm not sure what happened there. However in the last few days I've been noticing what I think...