Have 2 tanks that seem to have a bacterial infection going on 1st tank has 14 week Redi seahorses that seem to be lethargic and some devoloped tail rot 2nd tank the same with 7 week Redi done large water changes installed a uv sterilizer on both tanks any ideas on what to use to treat the entire tank? 1st is a 30 gal with a 15 gal sump second is a 20 gal with a 10 gal sump. any help will be appreciated