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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16 votes
2 answers
594 views

How can I resolve a fish conflict in my aquarium?

I want to have bettas in my 50-gallon tank, which will consist of schools of fish. Suppose I obtain a group of (maybe 4) female bettas and I have a shoal of 10 neon tetras in a 50-gallon tank. There ...
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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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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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14 votes
5 answers
25k views

Which shrimp will co-exist with my loaches and schooling fish?

I plan to keep about 4 yo-yo loaches and a few shoals of schooling fish (neon tetras, danios, mollies, and maybe more smaller fish) in my tank. I heard that ghost shrimp eat small fish. What type ...
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  • 1,757
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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9 votes
1 answer
8k views

What non-fish animals are safest for my freshwater aquarium? [closed]

I am filling a 55-gallon freshwater tank. I am planning to add group fish, schooling fish, like guppies and tetras. I am avoiding African Cichlids and solitary fish. I am looking for additional, ...
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7 votes
4 answers
11k views

Do giant gouramis tolerate tank mates?

Right now, I have 2 fish tanks in my home and it is very difficult for me to maintain both at the same time. I have attached images of both fish tanks and fish living in them. In the first fish tank ...
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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
6 votes
3 answers
616 views

How can I get a guppy out from beneath an under gravel filter?

I have a small tank with an under gravel filter. At some point, a guppy fry managed to swim down the circulation tube (while the bubbles were going full blast) and set up house in the cavity between ...
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6 votes
2 answers
3k views

One discus fish bullying the other discus

I have two discus as recent additions to my tank. They are 3 inches each and they are the only discus I currently have in my tank. I have been observing them for a week and one of them is constantly ...
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6 votes
3 answers
3k views

Can snails and betta fish cohabitate?

So my mom just brought home three snails home. One for me, and two for my brothers. I set the bag in the water for 20 minutes, and then put the snail into the tank. My female betta fish has been in ...
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6 votes
4 answers
4k views

Help with Fishless Cycling with Live Plants

I have some questions regarding fishless cycling of a 65L tank I have set up 2 days ago. Please bear with me. I set up the tank with tap water, and added an appropriate amount of Seachem Prime to ...
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  • 121
5 votes
8 answers
24k views

Do betta fish attack snails?

I had a small snail (about 1" / 2.5 cm shell) in the same tank as my betta fish. They seemed to both be doing fine living together for the 7 months I've had them. But this week, I checked up on the ...
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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
5 votes
2 answers
2k views

Any tank mates for an African clawed frog

My aunt keeps forgetting to feed her African clawed frog and offered it to me. I think this frog would be cool with other fish or amphibians but I've also heard of them eating some. I would like to ...
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5 votes
2 answers
187 views

Pretty, bright, unusual and active fish acquisition advice for kids

I'm looking to get an aquarium for my daughter, but I don't want it in her room, I want it in the lounge, so everyone can enjoy it! I like things to look tidy so have been having a hard time finding ...
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4 votes
2 answers
18k views

Why is my tetra attacking other tetras when they swim nearby?

I have 8 white skirt tetras and 17 other community fish in my 60-gal tank. Today, I noticed my white skirt tetra swimming against the filter flow (which I understand to be swimming "upstream") and ...
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4 votes
3 answers
1k views

My guppy & betta fish ignore cucumber

To be honest I was a bit surprised when I heard that fish can eat cucumber. I though it's a joke till I watched it with my own eyes on Youtube: https://www.youtube.com/watch?v=4pt4ZdEKniQ. From what ...
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4 votes
3 answers
5k views

Did my catfish kill my betta

I have a 4 gallon small tank and a larger 15 gallon tank. In the smaller tank I have a couple of guppies, a sailfin catfish and a male fighter. I have kept this combination of fish before without any ...
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4 votes
2 answers
3k views

Can I keep crayfish and guppy fish together in a tank?

I have an aquarium and keep peaceful fish together like: angelfish; guppy; shark; Hypostomus plecostomus. These are pictures of my fish in aquarium: My fish are living together peacefully, but I ...
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4 votes
1 answer
982 views

Can I put newborn platies with neon tetras?

I have 4 newborn platy fry. Can I put them with neon tetras in one aquarium?
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4 votes
2 answers
1k views

Feeding mashed green peas to discus

I have been feeding my juvenile discus (3 inches / 7.5 cm each) and other cichlids in my tank with a wide variety of food like pellets, flakes, bloodworms, beef heart mix, etc. (4 ...
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4 votes
1 answer
2k views

Underwater dry zone for planted aquarium

I'm thinking of getting a vampire crab or fiddler crab, some other semi aquatic creature for my 20 gallon long planted aquarium. I have a 24oz pickle jar that I plan on running through the dishwasher ...
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  • 1,374
4 votes
2 answers
814 views

Does stability comprise a pH buffer?

I went to the pet store to get some advice regarding the water quality in my 100L freshwater aquarium (which is stocked with fish). Since taking over this aquarium, I've notice that the pH tests no ...
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  • 591
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
4 votes
1 answer
513 views

Growing a baby betta with other fish in the tank

I know that betta fish can be aggressive towards other fish, especialyl brightly coloured ones. What I'm trying to figure out is if this is nature or nurture, if that makes sense... I have an ...
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  • 183
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
4 votes
1 answer
6k views

New guppy disappeared from tank overnight

I just got a new guppy yesterday who was living a tank with a young koi, 4 tetras and one guppy. The old guppy seemed to like the new member of the tank. The next morning the new guppy was gone! I ...
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4 votes
1 answer
1k views

What's wrong with my gourami? Has she been bitten, or is she ill?

I got home tonight and found my gourami injured. She's in a community tank, with, amongst others, five large male angels. I've taken her out of the tank into a hospital tank. I don't know if she ...
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  • 1,374
4 votes
4 answers
2k views

What fish can I put with my Betta?

I have a Betta fish and he is my first fish ever. I was planing on putting more fish in his tank, but I know Betta fish are aggressive to other fish. When I did some research, however, I found out ...
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4 votes
1 answer
314 views

Will a couple of guppy males be happy in my fish tank?

Will a couple of guppy males be happy in a community tank without guppy females? Will they harrass for example platy females or will they mind their own business? The tank is a Juwel Vision 450 LED ...
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  • 203
4 votes
1 answer
184 views

Fish that do not spawn in freshwater aquarium?

I am looking for a species of fish that I could keep in a 10 gallon freshwater aquarium that will not spawn- either because I could easily keep all one sex or because the fish require special ...
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  • 41
4 votes
1 answer
98 views

Broke my Seapora AquariumController. What are my options?

I'm a fool and dropped the controller. The people at the store I bought it from didn't really have a solution on how to resolve this. Does anyone know how I should go about replacing it? Thanks!
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4 votes
0 answers
459 views

What causes a Norman's lampeye to lose the ability to move it's tail fin?

I have an aquarium with eight Norman's lampeyes (unfortunately 5 male, 3 female) and some other fish. Last Sunday I discovered that one of the Norman's lampeyes wasn't doing so well. She was nearly ...
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  • 161
3 votes
2 answers
654 views

What is the best cold-water fish to control a baby guppy population?

I have a tank with 3 guppies, 2 fire belly newts, and one Borneo sucker. Guppies, being guppies, have young frequently. I would like to control their population, if possible, by introducing a fish ...
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3 votes
2 answers
1k views

Will my bristlenose pleco eat aquarium plants?

I've got two 20 gallon fish tanks. One has a bristlenose pleco and 5 tetras, one has 4 corycats and 4 nannostomus and a ton of plants. I am thinking of merging the two tanks as keeping both clean is a ...
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  • 330
3 votes
5 answers
13k views

Mixing African cichlids with goldfish

I have goldfish in a tank. I added cichlids 3 weeks after. They died over the weekend. I don't know if it was the heater I have in there or I could have overfed. My question is what do I do to next ...
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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
736 views

Do plecos eat fish poop?

I'm wondering if plecos will eat the poop of other fish, specifically Molly fish. I've heard they eat algae growing on the aquarium walls but I don't know about what else their diet may include. I'm ...
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  • 133
3 votes
1 answer
1k views

How often should I feed my juvenile discus fish to grow their full potential

I have juvenile discus fish(2.5" to 3") and based on my online research it is said by many that three to four feedings in a day with wide variety of foods will help them grow healthy & to full ...
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3 votes
2 answers
317 views

Benefits of adding aquarium salt to freshwater juvenile discus tank

One of my friends suggested that I add "API Aquarium Salt" to my 40 gallon freshwater tank to promote good health for the fish. He mentioned it will kill some bacteria that can attack freshwater fish. ...
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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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3 votes
1 answer
342 views

What are some safe sand sifters and residue eaters for my turtle?

Sand sifters are animals that move the sand bed, and the latter eat remaining food matter that fell down to the substrate, keeping in mind an animal can be both. Since I'm intending to add some ...
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  • 2,452
3 votes
3 answers
108 views

Changing out aggressive fish species?

My husband and I "adopted" a 55 gallon tank that came with a number of fish, including 2 angelfish and 7 black skirt tetras. Unfortunately we've been having an issue with both species: the angelfish ...
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3 votes
1 answer
1k views

My male platy is clamping, is he sick?

I got this platy when I first got my tank. He used to swim around a lot, at the top, in the middle, and low close to the substrate, fins open, chasing the two female platies. He still feeds and if I ...
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  • 1,374
2 votes
1 answer
48 views

How to feed a Pleco in a community tank?

I got a Pleco to control brown algae in my community tank (3 female Bettas, 1 Pleco). At this point, the algae is largely controlled, which leaves another problem: I need to increase supplemental ...
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2 votes
2 answers
603 views

Red Cherry Shrimp tank mates

In our tank of 120 liters we have a starting colony of Red Cherry Shrimp, 4 adults and a growing number of smaller ones. They all live in a big pile of (curly) java moss. There are quite a bit of ...
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2 votes
2 answers
278 views

White Skirt Tetra

I recently bought a white skirt tetra, and he seems to be a little on the aggressive side toward one of my Cory Catfish. This Cory happens to bee the crazy one that likes to swim really fast all over ...
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  • 21
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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2 votes
2 answers
670 views

Full Spectrum LED (400nm to 840nm) vs Grow Light LED (RED+BLUE)

I'm planning to buy lights for my planted aquarium tank. After a small research I found that regular lights are not suited for growing plants. Beacuse they need BLUE for leaf growth and RED for stem ...
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