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I have a few of these scattered around the lower elements in my tank? Are they eggs? Egg bearers are serpae and phantom tetras and otos.

My blood red swordtail male has been hiding and this morning he is close enough for me to see him. He has this white area on his side and his tail may be rotting (hard to tell). What is this and what should I do? Note: he was getting picked on by another male. Could this be injury-related.

I keep reading Otocinclus are fragile. I did not know this when I got them for a new aquarium. As with most new aquariums and people who don’t quite know what they’re doing, there have been some ups and downs: ammonia spikes, bacteria blooms, fish coming and going. These otos have stayed strong...

Today I checked my filter, rinsed cartridge in a bucket of tank water, moved some things around in the filter and added extra media. In the process, tons of nasty filter waste ended up in the tank. Is this a problem? It’s looking nasty, but water testing same as before and fish don’t seem to...

I’ve had a 40 gallon freshwater for 2 months and I’m making mistake after mistake (not for lack of trying). So, I THOUGHT my tank had cycled before I added fish (you see where this is going...) For the past two weeks I had 6 Serpae, 1 betta (bad combo, different story, but as long as there is...

Hello, I’m new to the forums. I kept solo bettas for years and just upgraded to a 40 gallon tank. I’m working on creating a community tank that can include a betta. It currently has 4 otos and some cherry shrimp as well as 2 (remaining) Serpae tetras (which I need to return because they’re...

I’ve made a mistake! I’ve been keeping bettas for years. All alone in their own tank. I decided to upgrade to a 40 gallon and create a community tank. After cycling my live planted tank for a month, I went to get some fish to start it off. I wanted Harlequin Rasboras, but they didn’t have them...