Questions tagged [community-aquarium]

Aquariums intended to keep more than a single species of animal. Most aquarium questions will probably involve community tanks, but this tag is only appropriate when the question specifically deals with some aspect of keeping multiple species together.

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14 votes
7 answers
92k views

Can I put any other fish in with a male betta?

I had a male betta fish for a long time, and was told by the people at the pet store that I could put in a pleco fish (aka an algae eater) because it would stay near the bottom. Since, he claimed, the ...
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15 votes
4 answers
3k views

Which fishes can live together with neons?

I have some 50 neons in my aquarium. Recently, I've added some black tetras. They live together very well. What other species could I add so that they would still live "in peace", i.e., without ...
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  • 4,042
7 votes
3 answers
11k views

Does medicating an entire tank harm healthy fish?

I have a female guppy, that's been through a lot of stress over the past year. She's moved from my friend's overcrowded, unclear green algae tank to mine, has had babies 4 times, has had internal ...
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  • 3,017
4 votes
2 answers
562 views

Nitrogen cycle for new fish tank

I recently bought a fish tank. I googled about basics for setting up a fish tank. Almost every webpages help me to understand how important the nitrogen cycle is for a healthy fish tank. So I decided ...
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  • 141
2 votes
5 answers
2k views

Is my betta aggressive? Can she share a tank with other bettas or mollys?

A few months ago I had a male betta (separate tanks) pass away. I had him since I was 9, I'm currently 20. So eight months ago I adopted my fifth betta. A veiltale female. Violet. My mom and ...
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  • 21
11 votes
3 answers
11k views

Aquaponics: lobsters, clams, oysters and tilapia all in the same tank?

I've really been getting into gardening over the past year and have just started looking at aquaponics. I hope to one day build my own homestead, and want a big greenhouse with a central aquaponics "...
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5 votes
2 answers
328 views

Ancistrus breeding in rock pile

Is it possible to get Ancistrus to breed in a rock pile or do you need those eye sore pipe caves everyone is using. I really don't want to taint my fish tank with one of those.
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  • 203
4 votes
2 answers
6k views

How do you breed Daphnia to feed to aquarium fish?

There seems to be a lot of conflicting information on the internet regarding how to breed Daphnia, with the goal of feeding them to aquarium fish. Some of these at large expense including having ...
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  • 41
3 votes
2 answers
296 views

My molly is nipping at one of the cherry barbs in my tank. What should I do? The barb is losing colour

This has never happened before. My fish are in a 20 gallon (76 liters) tank, they've been fed the exact amount every day, and none of them have had problems before (other than another incident with my ...
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  • 31
3 votes
1 answer
18k views

How to use CO2 tablets for aquarium?

I'm new to live planted aquarium. Recently, while looking for CO2 system for my 22 liters (about 6 gallons) tank, I came through a product named CO2 tablets from generic seller. But I don't know the ...
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2 votes
1 answer
3k views

White dots appearing on the drift wood surface

In my newly set aquarium, white dots are appearing over the drift wood surface. I don't know what it is and don't know how to avoid it. Its a newly planted aquarium with no fish. I haven't introduced ...
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