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  >  Koi How To’s

Category: Koi How To’s

Koi in a Pond
  • Koi Fish Facts
  • Koi How To's
Next Day KoiJuly 3, 2022

How to Tell if Your Koi are Male or Female

Determining whether a koi is male or female involves some detective work. As koi lack external sex organs, we must rely on the subtle differences in external features.

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Fish fry
  • Koi Fish Facts
  • Koi How To's
Next Day KoiMarch 12, 2022

A Guide to Raising Koi Fry

Koi will breed annually if your pond has males older than two and females older than three. Fish typically spawn in late spring or early summer when water

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  • Koi Fish Facts
  • Koi How To's
Next Day KoiMarch 6, 2022

Teaching Your Koi to Perform Tricks

Though limited by what they can do while restricted to a pond environment, koi are capable of learning a few tricks. These are the most common tricks pond owners can teach their koi to perform.

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Calculator outside
  • Koi How To's
  • Pond Maintenance
Next Day KoiFebruary 23, 2022

Calculating Pond Water Volume

Obtaining an accurate measurement of your pond’s volume is helpful for anyone keeping koi. Knowing the correct number of gallons your pond holds is key to informing stocking

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Photographing Koi
  • Koi How To's
Next Day KoiFebruary 21, 2022

Tips for Photographing Koi

Just about every hobbyist wants impressive pictures of their most prized koi and goldfish. Whether submitting them for a show or posting to a website, blog, or social

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Koi Pond in Fall
  • Koi Fish Facts
  • Koi How To's
  • New Koi
  • Pond Maintenance
Next Day KoiSeptember 17, 2021

Introducing New Koi To Your Pond In the Fall

While adding new fish to your pond late in the season is typically okay, there are a few considerations to keep in mind before doing so. 

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  • Koi How To's
Next Day KoiDecember 27, 2019

New Year’s Resolutions for Koi Keepers

The start of a new year is met with plenty of reflection and introspection. It’s a great time to think back on the past year, ponder which areas

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  • Koi How To's
  • Pond Maintenance
Next Day KoiAugust 23, 2019

Ethically Rehoming Your Koi

As you look out on your beautiful pondscape and recall all the hours you’ve spent selecting your living jewels and creating their utopia, the idea of ever parting

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  • Koi How To's
Next Day KoiFebruary 23, 2018

Tips For Feeding Time

Feeding time is a huge part of the bonding experience between koi and their keepers. During this time, koi can go from just fish to welcomed companions. However,

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  • Koi Fish Facts
  • Koi How To's
Next Day KoiJanuary 12, 2018

Stocking Density—How Much Is Too Much?

Perhaps the most common question that we receive from customers is that of stocking density. New hobbyists have a fresh pond or tank that they are ready to

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