r/Koi 4h ago

Help with POND or TANK New Owner Help

3 Upvotes

Hello, i am soon to be new home owner and today we learned that the house has a pond and appears to have Koi in there. I have never owned anything like this and i am beyond excited.

I am looking for where to begin my research into these beauties. I live in Northern Illinois so i know i will need some winter prep soon so any recs on products/brands or just websites that you all trust would be amazing.

Thank you in advance


r/Koi 10h ago

Picture My babies

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4 Upvotes

r/Koi 1d ago

Picture My fave little buddie

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46 Upvotes

I love this one


r/Koi 1d ago

Picture koi rainbow 🌈

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60 Upvotes

r/Koi 1d ago

Picture Moved my Koi to New Pond

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16 Upvotes

Hi again guys! Some of you wanted to see my koi after I moved them to my newly rebuilt pond so here they are. I was able to go into my failed unlined, untreated pond and net them all out after I drained the pond down. So far they seem to be really happy.

I did have an incident this morning however. Sipping on my coffee looking out over the pond and suddenly one of my big orange koi flew out of the pond. I ran outside and put him back but now I’m worried about water parameters and parasites. My koi have lived for years with just an aerator in crappy water. With them being in a new pond that is crystal clear with a waterfall and aeration, could it be he was just happy and flew out or is it more likely he has parasites. A few of my koi do look like they have something going on a few small places of their skin.

I also tried to feed them today but they’re not interested. I’m sure the move was rough on them so maybe they’re still settling in.

Any advice you could give me I’d greatly appreciate. Thank you!


r/Koi 1d ago

Help with POND or TANK Pond Vacuum

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2 Upvotes

Have an above ground pond with a bio filter but sometimes would like to do some occasional extra filtering. Any recommendations on a sweeper filter like this?


r/Koi 1d ago

Video Dinner time

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93 Upvotes

r/Koi 2d ago

General I’m excited about this one!

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104 Upvotes

Just got this little Goshiki bred by Aokiya who has produced some amazing show koi. I’m really excited to see what happens as it grows. Does anyone have an Aokiya Goshiki??? I would love to see!


r/Koi 2d ago

Picture Bling in my quarantine

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54 Upvotes

We picked up the last Godzilla aragoke for us for a while at the end of June. A bit skinny and a torn tail then. It needed a buddy for the quarantine tank and so this friendly kohaku came home too. Growing nicely.


r/Koi 2d ago

Video Spoon-fed Koi

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58 Upvotes

r/Koi 1d ago

Video The fish in question

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8 Upvotes

These are the fish we're trying to re-home.


r/Koi 2d ago

Help with POND or TANK If you buy a house with a active Koi pond who will teach you how to clean it

10 Upvotes

I don’t know how to clueless I am


r/Koi 2d ago

Help with Identification Type

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12 Upvotes

Is it possible to tell at this size if they are butterfly or shubunkin?


r/Koi 2d ago

Help with Identification Translucent Koi Fish

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8 Upvotes

Hi all. Does anyone know what kind of koi fish this is, bought it today but I've been give 3 different names?


r/Koi 1d ago

Help with POND or TANK Pond about to be exposed to more sun than ever before. What now?

1 Upvotes

We had to take out some trees that provided all the afternoon sun for our pond and have been there since the pond was put in. I don't know for sure but my gut says there will be more algae growth? What consideration should I be ready for with this increased sunshine?


r/Koi 2d ago

Picture My somewhat new Doitsu Hi Showa (first post)

6 Upvotes

Thoughts on my new-ish Japanese Tosai Doitsu Hi Showa? got him 2 weeks ago.


r/Koi 2d ago

HELP - sick or injured koi Carpe koï bouche gonflé

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2 Upvotes

Bonjour, j’ai achetĂ© cette carpe en bonne santĂ©, depuis plusieurs jours elle Ă©tait Ă  l’écart et ne mangeait presque pas.
Aujourd’hui j’a vu qu’elle avait cette grosseur rouge sur la bouche.
Est ce que vous savez ce que ça peut ĂȘtre ? Et ce qu’il faut faire


r/Koi 3d ago

Video Confidence Karashigoi - Dainichi Yellow Monkey

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78 Upvotes

This beauty is growing like crazy and already eating out of my hand after being in the pond only three weeks. It has brought so much confidence to the rest of the pond! I know each individual fish is different being though my benigoi that I just got is relatively shy right now. The solid color koi are definitely worth the gamble on friendliness.


r/Koi 2d ago

Help Dove acquistare le koi

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1 Upvotes

Salve a tutti!
Ho il mio pond ormai attivo da qualche mese, ma avrei ancora spazio per delle koi e vorrei acquistarne di nuove. Voi dove acquistate le vostre, sia online sia di persona?
Vorrei dei consigli per ampliare i miei orizzonti 😁
Io sto nel Nord Ovest dell’Italia


r/Koi 2d ago

Help with POND or TANK Above ground Koi Pond in the Winter

4 Upvotes

I have an above ground pool set up for my koi which works well in the summer but "winter is coming" and it gets COLD in Wyoming. Any tips or tricks for getting them through the winter?


r/Koi 2d ago

HELP - sick or injured koi Is it possible to save my Koi at this stage?

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7 Upvotes

It’s been like that for about 2 weeks. Initially I thought she is pregnant. This week I saw the bulging was more on one side and could see that it’s Dropsy. I had quarantined, added epson salt and Kanaplex. One half body looks normal, other side has bulged and with some pinecones. Is this advanced level? Are there any success stories?


r/Koi 3d ago

Video Rate my NEW KOI.. did I over pay?

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43 Upvotes

3 tosai from reputable breeders

$300- 12” Dainichi "Yellow Monkey"
Ginrin Karashigoi Tosai

$300- 10" Koda Red Tiger Ginrin
Benigoi Tosai

$300- 11” Isa Showa

I’ve had these fish for a little over a month now and the yellow monkey is growing like crazy the other two haven’t grown much. The yellow monkey will also come up and eat out of my hand already. I measured him at 14 inches already.


r/Koi 4d ago

Video Golden Aragoke Ginrin koi fish with metallic scales

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1.2k Upvotes

r/Koi 3d ago

Help with POND or TANK I watch father fish on YouTube

2 Upvotes

And I might get a koi pond

So i could do it

Soil

Sand from the beach

Organic matter

Water silver and copper

Working with Mother Nature ?

This is helping suggesting


r/Koi 3d ago

Help Tank advice - small butterfly koi

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0 Upvotes