Hi looks like it could be septicaemia,
Which would explain the sudden dead in the other fish
Are You are sure your ammonia is 0? Have you done a water change
Hi
Ok my tank finished it’s fishless six week cycle, I heavily planted it at the time. On week 7 waters still perfect I bought 6 male blue guppies. I’m not that keen on guppies. Too greedy. So if they died it was no great loss to me. 10 days later still got 6 guppies. Over the course of the...
Hi thanks for the reply. I want another community tank. Some neon tetras danios swordtails etc some loach maybe a couple of Zebra Snails for clean up too. No mollies lol was thinking, in while, a crab or frog too.