cyst

Ammonia 0 Nitrite 0 Nitrate <10 pH 7.3 gH 200 ppm Chlorine 0 29gal, moderately planted, gravel bottom with 15 cardinal tetras, multiple cherry shrimp, a clown pleco and two honey gourami. I do a 25% water change every week, water temp is 76F. The past month I have lost three fish, one gourami...

My betta have these lump appearing on his body, is this some kind of tumour? What should I do? @Colin_T

Okay so 8-9 days ago I purchased a crown tail betta from pets at home and named him Drogon I had his 24l tank which has a heater and a hang on back filter. It has java fern, moss balls and some floating plants. His tank was cycled and I’ve been using the API freshwater masterkit to check water...

Around 5 years ago I rescued these 3 goldfish. They were super tiny, and in that time I’ve upgraded them from a 2 gallon tank, to 10, 29, and now 60. I’m running a Fluval fx4 on the tank. I do weekly or large bi-weekly water changes. I always considered them to be thriving as they continue to...

Hello all,   I've been lurking for a little while but have joined today to ask for help. My bristlenose pleco is about 6 years old and has developed a red cyst on his side (see photo). I've just noticed it as he tends to hide a lot, but I don't think it could have been there longer than 3 weeks...