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Questions tagged [fish]

Fish kept as pets in a natural or artificial enclosure.

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0answers
7 views

Problems keeping stable PH in aquarium

I've had some fish deaths lately and paying attention to water params, I've gotten a little concerned about my PH levels. My tap water comes out of the tap with a PH of around 7.6. After aging it ...
4
votes
2answers
33 views

Replacing gravel plants and ornaments in fish tank

I’m looking to remove all my old gravel, ornaments and plants and replacing with new ones, including a new filter. What’s the best way to do it and best way to store fish whilst doing it? How long ...
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1answer
27 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 tank, they've been fed the exact amount every day, and none of them have had problems before (other than another incident with my (now moved) ...
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0answers
29 views

What’s wrong with my beta fish?

He has this big bulge and don’t swimming properly. He kinda swims crooked. He was healthy when we got him, but now he won’t eat. We have a betta tank with a filter and a heater (all the pet ...
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0answers
22 views

Are all fish Tetra breeds nippy?

I have a variety of breeds in my fish aquarium, and I have realized that most of my fish have their fins nipped at. I have three different breeds of tetra, but I am only witnessing one breed that is ...
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0answers
23 views

Pregnant or not and how far along [duplicate]

I'm not 100% sure if my fish is pregnant can anyone help me.
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0answers
30 views

First time on here…Pregnant platy? [duplicate]

Curious if my sunburst platy is pregnant
1
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1answer
53 views

Neon Tetra went missing?

I bought two neon tetras today and added them into the fish tank with all the needed procedures. One hour I see both tetras and I come back to only find one. I've moved around every arrangement and ...
5
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3answers
124 views

What animal can be kept in a tank just under 3 gallons?

I recently had a pet beetle larvae pass away, leaving me with an empty tank. Seeing the empty tank just sitting there makes me pretty sad, so I was wondering if it was a good size for anything else. ...
0
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1answer
23 views

How is GFO reactor better than PhosBan medium in the filter?

I have a cyanobacteria problem. I am using PhosBan/Phosguard as a filter medium and it doesn't really work that well, shall I worry of getting a GFO reactor or am I good with how it is? How would GFO ...
0
votes
2answers
60 views

How do I fix BAD betta fin tearing?

I’ve had my betta for a month now and hes been PERFECT!! I just looked at him now and saw that his tail is SHREDDED!! I realized that he had been glaring at the filter in the back and KNEW that he’d ...
-1
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1answer
45 views

Does Waterfall Discharge make the water 'cleaner' than surface discharge in a fish tank?

So, My mother is threatening to return the fish tank she got me for my birthday unless I would set the filter to waterfall discharge, I told her I wouldn't as the current is too strong for the type of ...
3
votes
1answer
60 views

Does my isolated neon need a companion

1 of my neon tetras has fin injuries... Until they heal s/he is struggling to get to the surface to feed so I've put it in a breeder tank 3" by 5" & 3" deep (it floats in my main tank) My ...
3
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0answers
64 views

Suddenly lethargic Antenna/ Suckermouth catfish

I've got a 31,7 gallon tank in which about 35 fishes live. For cleaner fishes it is: 2 Antenna catfish (black and brown) and since almost 4 weeks now also 5 armored catfish (others are all non ...
0
votes
1answer
51 views

How long does “giving birth” last for a molly?

How long does it take a fish to finish delivery of babies? She is a molly. I noticed two fry swimming around a day ago and haven't seen any more. Has she finished giving birth?
2
votes
2answers
87 views

Betta fish and 2 small snails

My friend’s fish tank has a betta fish and yesterday when I last saw him, he said that there are two snails in his fish tank.* I am worried about the fish in there. Do you know how to handle the ...
2
votes
2answers
68 views

I just came back from Petsmart with 3 GloFish

1 of them stays at the top, sometimes 2. The other stays near the wall. Petsmart said that my chlorine, nitrate and nitrite levels were fine. I have been running my tank before getting the fish for ...
0
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1answer
31 views

Relentless Nitrites

So I’ve recently set up a small 5 gallon tank, planted heavily, and started a fishless cycle. I got stuck on my Nitrite stage as a result of overdosing ammonia, but it finally came back down 3 days ...
1
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1answer
50 views

I have a pretty aggressive Betta

I have a pretty aggressive Betta, ever since I did a full water change because it was getting too dirty. He got more aggressive than before, he flares up whenever he sees me, I've been wanting to get ...
4
votes
2answers
81 views

Multiple Male Bettas in 200+ Gallon?

I am not doing this, nor do I plan to (due to the aggressive nature of male bettas). But I was wondering if it would be possible to house multiple male bettas in a 200+ gallon tank? I definitely ...
3
votes
2answers
75 views

Which nano fish for a big, colorful, community tank?

I'm planning to set up a big (150 x 65 x 50 cm) tank with lots of small colorful fish and shrimp. I want the tank to be heavily planted I want the tank to be very colorful I want to keep a few ...
2
votes
3answers
128 views

Fish keep dying, rogue homicidal fish or is my filter too powerful?

I have a 36 gallon tank with an Aqueon® QuietFlow Aquarium Power Filter 55/75. as of now there are 2 red minor tetras and 4 neon tetras. I had another red minor tetra and 4 more neon tetras that all ...
0
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1answer
35 views

What’s wrong with my Betta fish?

I can’t tell if it’s a fungus disease, but he lost all of his color. My sister never cleaned his tank so I think that might be the reason behind it, but I don’t know what disease he has so I have no ...
1
vote
3answers
331 views

Is my Betta fish dying?

Please help! My Betta fish has been laying at the bottom of the tank for a while now, and I have no idea why. I’ve tried changing the water to warmer water and cleaned the water. He did fine before ...
2
votes
3answers
37 views

What substrate/base should I use for this small fish pond?

I have bought a property that has a tiny decorative pond with waterfall and sizeable filter. It looks as though a larger pond use to be in its place. I plan to install this product: https://www....
3
votes
1answer
46 views

My fish tank still smells a little of vinegar

Is it ok to put my fish back in the tank after I've cured the silicone but it still smells a little of vinegar?
3
votes
1answer
54 views

Losing Fish Though Levels Test Fine

We have a 40 gallon tank with an established Nitrogen Cycle. We went several months with just 1 Three-Striped Cory and 3 Gold Dust Mollies. The tank has its own filter that came with it, rated for ...
1
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0answers
19 views

My betta is laying as the bottom of the tank with its head pointed up, why? [duplicate]

My fish lines in a 2.5 galling tank with a automatic heater and a thermometer. I got it yesterday (after my first one who lived for 2.5 years lived there) I cleaned it thoroughly and made sure no ...
1
vote
2answers
92 views

Bubbles on top of fish aquarium

I have 4 small fish in my aquarium (two Zebra Danios and 2 others which are a similar size but I don't know what they are). Every few days a lot of small bubbles appear at the top of the aquarium. ...
1
vote
3answers
75 views

Can Bettas have lazy personalities?

I had a betta a few years ago who was the most active, happy fish I've ever seen. He enjoyed hide-and-seek, watched me work at my desk, and constantly swam around his 5 gallon tank. He was a strong ...
1
vote
1answer
116 views

Why has my fish laid eggs but is a platy?

My platy was showing all the signs of being pregnant so we had it checked and she was but when it came to the day she had eggs in a sack and took 2 days for them to come out completely however we ...
0
votes
1answer
172 views

Fish disappearing in small tank [duplicate]

I have a five-gallon freshwater fish tank with 3 guppies, 2 ghost shrimp, 7 nerite snails, 1 mystery snail, and 3 dwarf catfish. 2 catfish and 2 guppies have disappeared completely. There are 0 bodies ...
3
votes
2answers
127 views

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

I have an aquarium and keep peaceful fishes together like : Angel Guppy Shark Saugmaulwels These are my fishes picture in aquarium : My fishes living together peacefully, But I intend to buy a type ...
2
votes
1answer
50 views

How many mollies and glofish can be in a 20g tank?

I’m cycling a 20g tank and I have 3 mollies currently. As the tank is done cycling, I want to add more mollies and glofish! How many of each do you recommend?
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0answers
29 views

I think my beta fish is sick, what should I do? [duplicate]

I've had my beta fish for about a year and a couple months ago I noticed its fins were turning a blackish colour and appear to look "fried" at the edges. Now my fish doesn't eat and I think its ...
2
votes
1answer
42 views

How do I clean an aquarium?

I just got a used aquarium from my cousin. It's dry, but there is black stuff on the sides, and I'm not sure how to clean it off. It's completely dissassembled, but the parts are inside. Everything ...
7
votes
1answer
71 views

Streamlining Aquarium for Frequent Travel

Currently, I have a planted 30gal tank with a male betta and a few shrimp/snails. I'm very attached to my fish, and enjoy the ability to give him a tank much larger than the average pet-store betta ...
1
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1answer
47 views

Silvery fish with red eyes and neon fins

Please, help me identify this fish. After going through some local aquarium & pet stores in Chengdu, China, where I am visiting, I was able to identify most of the fishes I saw. Except this one. ...
3
votes
1answer
53 views

Black long fish that can swim upside down

I am new to aquarium fish. Could anyone help me identify these species? I found it in local aquarium store in Chengdu, China, where I am visiting. It is about 6 inches long, it has a black body with ...
1
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0answers
13 views

Betta losing colour [duplicate]

My Betta is losing its colour from its head. This seems to be progressing daily. Please see pics. What is the cause and is there any cure?
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0answers
18 views

What’s wrong with my Betta? [duplicate]

My Betta is very healthy,water is good and she is always swimming around. But today I noticed a weird tear in her fin, I decided to just change the water and let it heal on it’s on and then later ...
2
votes
1answer
138 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 ...
2
votes
1answer
89 views

Does a goldfish experience feelings of loneliness?

My goldfish has been the lone fish in her tank for a number of months now, and quite recently, has begin to behave differently and remain in one small area on the very bottom of her tank. Could ...
1
vote
0answers
19 views

Betta fish eating but stays at tank bottom [duplicate]

About 2 months ago I saw the fins on my elephant ear betta were tearing but I was told that it was not fin rot. He was swimming and active and eating but now he lays at the bottom only coming up to ...
1
vote
1answer
121 views

Half-Moon Betta fish tail-fin is curled in on itself, what could be the issue?

After having my beta for two weeks I noticed that his tail was curled in on itself, and when I had to net him to move him i noticed it got worse. He seems to swim fine but its just constantly curled ...
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0answers
26 views

Does my fish look like she is ready to drop her fry? [duplicate]

I know she is prego but I don’t know when she will drop her fry help
2
votes
0answers
103 views

Freshwater aquarium - many fish batches dead, LFS keeps claiming that water is 'perfect'

Got a new 30 gallon aquarium ~1 month ago. The seller told me to use tap water (no conditiner), run the pump for a week (to get rid of chlorine), then bring a sample for test. Did that, didn't use ...
0
votes
1answer
76 views

Is my betta getting old or is he sick? [duplicate]

My Betta fish has white patches on his fins. One of the patches has a small whole in the middle. There are no signs of dulling scales, red/bulging eyes, or any other signs I found that could mean he ...
1
vote
1answer
62 views

Will pets stores test my aquarium water?

If I have a fish and I don't have the skills and/or supplies to test the water in my fish tank, can I take a sample from the fish tank to the fish/pet store to get tested? If yes, what if any special ...
1
vote
0answers
12 views

Betta laying on bottom [duplicate]

Our little Betta fish has been laying at the bottom of the tank for a couple days. It will move spots from time to time, but is not swimming around like before. I don’t see any signs of sickness on ...