Questions tagged [freshwater]

Aquariums which are freshwater-based, indicating a different maintenance style from other water types. The "aquarium" tag should normally be included with the question.

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3
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2answers
39 views

Preferable flows in aquarium?

I am in the process of setting up an aquarium, and experimenting with the water flow. It's 100x40x60cm (60cm high). I employ an HMF in one of the back corners, so there is no well defined "inflow" - ...
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0answers
26 views

Why did all my goldfish suddenly die?

I have read this question, and this one, about goldfish/pond life suddenly dying. These situations are similar, but not identical to my own, and so I'm not sure whether this question is a duplicate. ...
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1answer
101 views

Can a Shrimp be a pet?

I want to keep Shrimp as a pet but it always be dead about 1 or 2 days. I read lots of information and knows that it is lack of dissolved of oxygen. How to get the water full of dissolved of oxygen?
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0answers
25 views

What cleaner fish should I include with my aquarium?

I am planning on getting a 20 gallon Marina fish tank (24 inches x 12.5 inches x 16.5 inches). I have already planned on getting several species of fish for my aquarium. I am most likely getting two ...
3
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2answers
52 views

What the best way to get water up to temperature for a water change?

I'm just about to do a water change and was wondering what's the best way to get water up to the right temperature to put it back in to my tank?
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4answers
61 views

How to raise PH in RO water? (with chemical compounds no commercial products)

I am using RO water for my newly started 100 lt aquarium and it results to a Ph of 6-6.2 which is too low considering that KH is 0. In this case, I need something to raise PH (and KH eventually). ...
4
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1answer
57 views

If the water quality is already perfect, do I need to wait any longer?

I just set up a small 23 liter aquarium for red fire shrimps. There is no shrimps in there. I filled up the tank with water from a rain collector and mixed it with some mineralised water. This has ...
2
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1answer
84 views

Why did my betta’s fins grow back curly?

I purchased my half moon about 3 months ago with some fin rot anddull color. This little guy’s fins grew back white and curly and just recently got color. Attached is the progress photos with time ...
2
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1answer
100 views

When should I use bleach to fix the issues in my fish tank?

I have a 55 gallon tank that has been giving me problems but I'm not sure if I'm just over thinking or doing to much. When does one know it's time to bleach the tank to kill anything that could ...
5
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3answers
158 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. ...
3
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2answers
94 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 ...
3
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1answer
32 views

Betta and geothermal water

I'm moving to a new location that uses geothermal water. Generally, when I top off/replace water for my betta, I get my water to the correct temperature, add the stress coat + to remove chemicals, and ...
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2answers
113 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. ...
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3answers
100 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 ...
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0answers
118 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 ...
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2answers
99 views

Are these fish eggs..and if so what should I do with them?

Are these eggs and if so what should I do with them?
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5answers
7k views

Safe for cats to drink from the aquarium?

This kitten doesn't want to drink from her own bowl but seems to prefer running water, namely the waterfall of a hang on filter. Is this safe for the kitten? The aquarium is occupied by a terrapin ...
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0answers
802 views

Happy Betta Being Lethargic [duplicate]

We have had a bright red betta fish for 2 years. He is in a 2.5gal tank with a heater and filter. The heater keeps the water around 76-78 degrees. The front of the tank is curved out while the back is ...
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0answers
38 views

Green water after refilling dry tank with no fish

Several months ago, I moved to new city and had to drain my 20-gallon tank and give away my fish. The tank sat empty (aside from the gravel) for several months. Last week, I decided to fill it back up,...
3
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1answer
1k 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 guppy seemed to like the new member of the tank. The next morning the new guppy was gone! I ...
5
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1answer
49 views

Plants for dirty/algae ridden goldfish aquarium

I have a 20gallon/70litre freshwater aquarium with two comets now about 2inches each. The aquarium gets dirty with algae over the glass and all the plants very quickly after cleaning. This is nothing ...
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1answer
75 views

Planted Nano Aquarium Experiment

Material several 750ml cylindrical glass containers: with and without top cap different types of substrates: gravel (small to mid-size grains), sand and fertilized soil for aquarium (neutral Ph) ...
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0answers
1k views

Why is my Betta fish lying at the bottom of it's tank? [duplicate]

My male betta fish is about 1 and 3/4 years old. He is normally more active, but it's been 2 days now since he's started lying at the bottom of the tank and only coming up for air. He lives in a 5 ...
4
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1answer
167 views

What are normal pH fluctuations, and what could be causing extreme fluctuations?

I measured my pH last night. One tank was <6.2. Another, >7.4. And the last one was 6.8. This morning, about 12 hours later, they're all measuring <6.2. I've added nothing but food to the water ...
4
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1answer
265 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 ...
3
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1answer
71 views

How many pets can I keep in an aquarium?

I recently got a 5.5 gallon fish tank and am curious about the quantity of animals I can have in the tank. I currently own six fish. I don't know their proper names, but I own one bottom feeder fish(...
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2answers
1k views

I think my Betta has dropsy but I'm not sure?

I'm really worried about my dragon scale Crowntail Betta. I realised that in the last couple of weeks he has had a bump, like in the picture, on his body on both sides. He has started to curl his ...
2
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2answers
183 views

I'm wanting to have a female Betta sorority and Corydras- would that be over crowding?

I have a 3ft tank, it's been cycling for about a week so far. We want to have a female Betta sorority(at least 5 females) and at least 2 bottom feeders (Corydras). Would this be considered ...
6
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4answers
922 views

Can a house get too hot for tropical fish and what precautions could we take?

We really want to get tropical fish but there's a problem. In the state we live in it can get as high as low 40*C's in the summer and worse, we don't have insulation installed in our house. Would it ...
5
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1answer
2k views

Best way to adjust fish tank water chemistry

I am a new fish owner with 4 tetras & 1 pleco. My tank is 10 gallon with an Aqueon QuietFlow LED 20 PRO Aquarium Power Filter The tank has been running for +3 months and it gets a 40% water ...
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3answers
761 views

Why do my Glofish Skirt tetra stay on surface after 30% water change?

I bought 7 Glofish Skirt tetra 3 weeks ago and today was the first time I've change 25-30% water for them in 10G aquarium. Replaced water was tapped water warmed for few hours and treated with API ...
3
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2answers
297 views

3 tetras and a betta

I have just purchased a 10 gallon fish tank. I have one male betta and 3 tetras. Two of the tetras swim around together but one of them stays at the bottom of the tank in the corner and looks like ...
3
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2answers
2k views

Almond leaves vs banana leaves in an aquarium?

I was just wondering- what's the difference between using almond leaves in a tank compared to banana leaves for betas? I have seen people commonly use almond leaves in the water for a few days to ...
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4answers
71 views

Heater problem in my 25gallon tank

I have a 25 gallon tank last week i had bought a new heater with thermostat. It is 150 watts but the water seems not to be heating. My Blue Line Shark has Ich so I raised the temperature to 32 degrees ...
4
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1answer
140 views

How to efficiently catch my own fish?

I recently performed some maintenance on my tank which required me to move all of my fish from one tank to another holding tank for a short period of time. The most difficult part of this entire ...
3
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1answer
374 views

How and what to feed my Betta community tank?

I am thinking about getting some Cory catfish, a couple of Kuhli Loaches, a small shoal of Harlequin Rasboras and a betta fish but I cannot find the answers to: What to feed my community tank? I have ...
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1answer
232 views

Why do I see gas bubbles raising from plants after water changes?

I have a 60l freshware aquarium. After water changes I see plants producing gas which raises to the top just like when I had CO2 fertilization running (currently turned off since some weeks). The ...
4
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1answer
167 views

What are these critters in my tank?

https://www.youtube.com/watch?v=pQFom14oxSo I have a separate tank that I want to use for breeding. Last week, I had my gourami breeding pair in there. But, then, my angelfish laid eggs on my glass ...
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0answers
30 views

Easiest Ancistrus to breed

To follow up on a previous question of mine and some information provided in an answer there (Ancistrus breeding in rock pile) What Ancistrus is the easiest to breed? My reasoning around this would ...
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2answers
176 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.
4
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1answer
198 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 ...
4
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3answers
92 views

Species identification: fizzing plants

Many years ago I added some plants to my aquarium that would bubble aggressively from their leaves. When the lights were turned up high they would almost fizz. My angelfish liked to swim in the bubble ...
2
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2answers
524 views

What is wrong with my betta fish? Fin rot? Velvet? [duplicate]

In the picture submitted you can clearly see a healthy betta fish in the top 3 pictures. Those pictures are from May 2017 when he was first brought home from the pet store. The bottom 3 pictures are ...
4
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2answers
298 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 ...
4
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1answer
1k views

Will neon tetras eat ghost shrimp babies?

Some context. I'm planning on having ghost shrimp and neon tetras in the same tank (20g), however I don't really want a lot of ghost shrimp. I currently have 7 neon tetras. Would they eat the ...
4
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3answers
6k views

How many ghost shrimp can I put in a 20g tank with 7 neon tetras?

I have a 20g fish tank, dimensions are around 18in high, 24in length, 12in wide. Currently it contains 7 neon tetras, a plastic column, and a plastic plant (medium size, about as tall as the tank and ...
3
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1answer
311 views

Sea Monkeys air pump

Can you please tell me where to look for the million bubble air pump or the oxy-mist air pump. I cannot find it anywhere. Or an alternative for my Sea Monkeys.
2
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2answers
546 views

How to get cristal clear water in an aquarium?

What are necessary and optional steps to get crystal clear aquarium water, i.e. water with as few large and micro particles and maximal visibility in the distance as possible?
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1answer
104 views

What are reasons for the nitrit/NO2 peak during aquarium installation/start phase?

After installing an aquarium with a new filter without bacteria in the media new/washed gravel plants which don't have sufficient roots yet (to absorb nitrate/NO3<ref>citation needed for the fact ...
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0answers
172 views

I think my female map turtle is trying to lay her eggs in the water.

I have two map turtle one male the other female. I caught them doing the mating dance and the deeds plenty of times. I got the male from a friend and he was lonely so about a month later got the ...