Its a 55 gallong tank where is use sponge and internal power filter. I usually change 40% water every week. Other than 2 pairs of gold fish, i have bala shark, rainbow shark, albino shark, iridescent shark and clown loach.
Hi everyone,
I am very new to fish keeping. I like gold fish but my gold fish is dying due to same disease which i cannot figure out. However my othe fishes are not affected.
Please need your help.