Darren Bishop
Aquarium Advice Apprentice
- Joined
- Jun 20, 2013
- Messages
- 21
Guys...please help...I have huge ammonia spike in a previously 20g well planted tank. Made mistake of changing substrate. ..leaving old filter n water...all ok for weeks...now a disaster. High ammonia for 2 weeks. ..losing fish n plants....doing daily water changes. Now im reading I shouldn't. ..and should try n let it re establish?? Thoroughly fed up...have 3 tanks...and never had this issue. ...my tank has sand substrate with internal filter. ...Help. ..cant solve it