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4
votes
1answer
41 views

Can goldfish be trained?

I've recently got a family of goldfish and I want to encourage them to be interactive. Can they be trained? Background: I have 3 comet goldfish. During the transition to their tank, I must have ...
2
votes
0answers
27 views

How do I tell if my goldfish is pregnant?

I'm new to keeping fish. I picked up 3 comet goldfish a couple of months ago. They've been living in the same tank and one is getting bigger, way bigger than the other 2. Is it pregnant? How can I ...
1
vote
1answer
18 views

Goldfish swim bladder disease? Please help

Hi all. Apologies in advance for the long post. Looking for any help I can get please. I cleaned my goldfish tank last night and went to bed early, this morning when I went to feed him I found he is ...
1
vote
0answers
20 views

I have a 37 gallon tank with one goldfish in it. Any ideas for tank mates?

I have a 37 gallon with one goldfish in it and I just need ideas for tank mates. I know goldfish need a lot of space so I didn’t really want to add more goldfish.
1
vote
0answers
13 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 ...
-2
votes
1answer
98 views

Is my tank overstocked with Goldfish?

Is this tank overstocked? There are many baby Goldish and a couple of adults (some not visible in the dark area). According to some people it should be OK, others say that goldfish need 40gal (80l) ...
2
votes
2answers
136 views

Help. A common goldfish living in 3 gallon tank

My wife got a goldfish from our pre-school. It came in a "fishbowl" the size of a large coffee cup and a tiny ziplock with fish food. It was severely stressed: fins clamped at his side, sunken belly, ...
-1
votes
1answer
37 views

how do i keep my goldfish tank's bottom clean? [duplicate]

my goldfish tank's water is crystal clear and the filter is working fine but goldfish creates a lot of waste so their manure collects on the bottom of the tank(which is bare), is it okay or will it ...
1
vote
0answers
15 views

Goldfish-unknown white marks

I’m really concerned about one of my goldfish as this morning I noticed 2 marks on his body. One near the head and one near the tail. I noticed my bigger goldfish nudging him out of the way at feeding ...
2
votes
1answer
143 views

When to euthanize a sick goldfish? [duplicate]

This poor guy, purportedly a lionhead, has been bloated like this for a month. He was lying upside down so I did feed him some cooked peas which might have helped but now there's a large red patch on ...
1
vote
1answer
61 views

Fantail goldfish looks bloated - Does this mean he is sick?

I bought two goldfishes last summer and they've been doing great in my 10 gallon tank, but I am starting to wonder about one of the goldfish. I don't know if he is sick or in pain or what. When I ...
1
vote
2answers
145 views

Why are my fish always scared?

I have a tank with four 1.5" Shubunkins, which I've had for one month. There are no other fish. It is a glass-bottom tank with no substrate (for easy cleaning), and has many floating plants for them ...
1
vote
1answer
35 views

Can goldfish eat sea lettuce?

I picked up some sea lettuce attached to stones from the local beach near where fresh water was entering the sea, and have washed off the salt water, and placed it into my fresh water tank. The leaves ...
2
votes
4answers
121 views

Goldfishes died first night

We bought 3 small gold fishes from Walmart last night. We poured some tap water in the tank and waited for the Clorine to release (after 2 hours), we put them in with their water (initially in the ...
2
votes
2answers
59 views

Looking for an automated aquarium

I'm looking for a fully automated aquarium. Need an automatically timed feeder for the fish Could the aquarium could automatically clean itself A battery backup for both the feeder and the cleaning ...
2
votes
1answer
211 views

My little red eared turtle ate a dead gold fish should I be concerned?

This is my little red eared turtles image eating my pet gold fish which died of natural causes. Should I be worried? Is there anything I should do?
3
votes
2answers
817 views

What is this tufty white spot on my goldfish's head?

I noticed today that my goldfish, Thunderbolt, has a tuft of white on its head. Note: Same fish. coloration difference due to camera flash I've had the fish in a 10 gallon tank by itself for ...
3
votes
1answer
75 views

Gold fish being strange

My goldfish is being abnormal. Closed upper fins, refused to swim. Not being alert while feeding. Stressed, tails down as you see in the images. Unlike others it's being strange plus all the 4 fishes ...
1
vote
1answer
41 views

What kind of substrate is best for fancy goldfish?

I read that gravel is unsuitable for fancy goldfish, as the fish will eat the pieces whole and get sick. I installed sand in my tank, but I find it very difficult to clean, as when I siphon, the hose ...
2
votes
1answer
62 views

Gold Fish (shubunkin) behaviour changes

I have a 20 gallon gold fish tank with 6 gold fish all small sized. I have this tank around for 6 months. I do weekly 50% water change's and feed them twice a day mostly pellets and flake food. ...
1
vote
0answers
60 views

Fish species to put in tank with goldfish?

I would like to know what fish I could put in my goldfish tank - I currently have two goldfish and would like to purchase an algae sucker fish. Is it possible to put this type of fish with the ...
1
vote
0answers
145 views

Lump on Goldfish

Several months ago my red cap oranda developed a lump on his side. It resembled an acne nodule. The lump was beneath his scales and didn't seem to cause him any trouble. He had some mild red streaking ...
1
vote
0answers
66 views

Fatal cotton like fungus on goldfish spreading to other?

I've had a black moore goldfish for 5 years. I just recently brought him with me to a new city and he's temporarily in a five gallon aquarium. Originally he was in a 30 gallon aquarium with other fish ...
2
votes
2answers
339 views

Can I switch to using tap water with a larger tank?

I have always given my fish distilled water but I recently got a larger tank. Would it be dangerous to give them tap water with water conditioner in it if I have been giving them distilled water?
4
votes
2answers
808 views

Is changing water daily in a fish bowl harmful to the fish?

I have two goldfishes and have kept them in a fish bowl for now. As I do not have a water filter in there, should I change the water daily in the bowl? It does seem a bit dirty after a day, but I don'...
0
votes
2answers
391 views

Reason for fishes dying

I have a 2 feet by 1 feet aquarium in which i keep about 4 to 6 fishes. I don't know why why but, whenever I keep fishes in my aquarium they die within 1 to 2 months. Initially I was recommended by ...
0
votes
1answer
173 views

gold fish dropped on floor while cleaning bowl then it started swimming upside down

I am feeding pair of gold fish in bowl. I do change the water everyday morning, because I am filling the bowl with tap water. While cleaning the bowl today morning it jumped out and dropped on floor. ...
1
vote
1answer
274 views

Can small snails bite medium size gold fish?

I have a 10 gallon aquarium and have one medium size goldfish in the tank. About a month ago, I decided to purchase couple of live plants. Once I got it, I simply planted it into the tank without ...
0
votes
1answer
72 views

Goldfish die in hours

I've had a pond for several months. Up until this week, there have been hundreds of toad tadpoles living in it. However, fish continually die in the pool. Not sure what to do. I left one in the ...
2
votes
1answer
91 views

Can I use these medicines for my sick fish

My goldfish is sick and I am not very good at this. The fish has got white elevated growth/spots and the edges of the fins also have some growth. Here are the pictures of the fish: Here are two ...
2
votes
1answer
327 views

How many gold fish can i have in my tank?

I have a 320litre tank and at the moment i have one tiny catfish (not much bigger that a tetra) a very little bristle nose, 10 small goldfish and one larger one. He measures about 6cm. How many... ( ...
0
votes
2answers
99 views

New tank issue :(

I got a new 8 gal (33 Ltr.) fish tank on 31st Dec. And the same evening I put a 4-inch oranda and a 2-inch black moor in it. I totally forgot about cycling the tank. I even tried to return the fish ...
2
votes
2answers
1k views

Why do my goldfish keep dying?

I have had a number of goldfish (three pairs of two) over the last six months or so. In all cases they have lasted about 2 months before dying. I have no idea what I'm doing wrong so here is all (...
2
votes
1answer
4k views

Possible reasons goldfish hanging out near surface

We have two goldfish in an 18L tank, which has a pump filter and a light. We feed them lightly once a day and I change the water every week or so. We have had them for a few months and they have ...
3
votes
1answer
245 views

Feed goldfish off-schedule or skip a day?

I missed feeding time and my goldfish were sleeping by the time I got to them. I thought it would be better to let them be and just feed them the normal amount at feeding time the following day. Was ...
3
votes
1answer
2k views

Black goldfish with its fin clamped down

We have two small fish in our tank, they seemed very happy until about a week ago. They both became fairly inactive and had their dorsal fins clamped down against their backs. We thought it might be ...
2
votes
1answer
1k views

Will my turtle eat the goldfish in my pond?

We have a pond in my backyard, where we have close to 50-60 medium-size goldfish. The goldfish have grown quite a bit since they've been in the pond, the youngest being about 3 inches, the oldest 4 ...
1
vote
3answers
394 views

How can I keep my goldfish tank clean?

I'm tired of trying to get the scum marks and slime from the fish tank when doing a weekly clean, it looks gross so does anyone have any tips?
4
votes
2answers
489 views

Why are my goldfish acting this way, and how can I remedy it?

So I bought two goldfish on Wednesday, and the shopkeeper did not tell me to cycle the tank or anything. I bought the gravel and tree on Thursday and my auntie gave me an air pump and filter around ...
6
votes
1answer
8k views

Goldfish coming to the top of bowl and releasing bubbles

I've recently got a pair of goldfish and put them in a bowl. I'm trying to keep them happy by feeding them all the natural thing they eat in the wild (and they are loving it too). It has been 4 ~ 5 ...
4
votes
1answer
1k views

Temperature Range for Fancy Goldfish

I have an aquarium housing moors and an oranda. What is a safe temperature range for these fish? There seems to be conflicting information on this online. My aquarium is in a conservatory and in the ...
6
votes
1answer
215 views

Do smaller numbers of goldfish form pairs?

I've been asking a lot of questions about goldfish, as I am preparing for a bigger pond. I currently have three comets that I will move to the bigger pond. The pond will be approx 350 L so there ...
16
votes
3answers
4k views

Is it true that goldfish growth is limited by container size?

As I grew up, I was taught that a goldfish will only grow to a certain point dependent upon the size of their container and how many fish are in the container; all the fish within the same container ...
7
votes
1answer
544 views

Is my goldfish ok on his own in a pot pond?

I have three big outdoor pot ponds for goldfish. There were three living in a pot together for 2-3 years. I then moved the biggest fish into a separate pond pot by himself, as he was bumping at one of ...
10
votes
1answer
201 views

How to determine the gender of a goldfish?

How can I determine the sex of a goldfish? The only clues I heard so far were to wait for spawning season, or try to see the shape of the vents, but this get a little trickier if you´re not ...
16
votes
5answers
10k views

Cooling a goldfish tank during summer

During the peak of last summer we had several goldfish that died after several days of hot weather and I suspect it was related. According to the Goldfish article on Wikipedia: Extremely high ...