How To Care For Guppy Fry?

Guppy fish breed easily and quickly. To raise healthy baby guppies, proper guppy fry care depends mostly on the owner. This is because guppy fish do not take care of their young. Baby guppies are left to fend for themselves. Luckily, guppy fry are easy to care for so long as you know what to do. Here are some information and tips on how to care for your baby guppies.

How Are Guppies Born?

Adult guppies mature at around 4-6 months. Guppies do not lay any eggs. That’s because guppies are livebearers. They give birth to live baby guppies known as fry. A female guppy is able to give birth to 20-60 fry at a time.

Guppies give birth once every 30 days up until the age of 2 to 2.5 years. Normally, guppy fry start swimming soon after birth. They seek out hiding spots to protect themselves as other tank mates, including adult guppies will eat the baby fry.

A few hours after birth, baby guppies begin searching for food. They usually look for scraps and remain cautious of about the other fish in the tank.

How To Care For Baby Guppies?

Baby guppies are often eaten by adult guppies and other fish in the aquarium. Thus, it’s always a good idea to have a separate breeding tank.

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Use the breeding tank to transfer pregnant females so that they can give birth. This way you can increase the chances of your baby guppies’ survival

But, if you do not have a separate aquarium for breeding guppy fish, you can save your guppy fry using the following tips:

  • Use a large glass or plastic container to separate the pregnant female guppy from the rest of the tank mates when she is close to giving birth.
  • You can also use a breeding box to separate the female from the main fish population.
  • A breeding box is a small mesh or plastic box that you insert into the fish tank. It is designed in a way that the water from the tank flows through but the fry can swim out of the box.
  • After the female gives birth, remove her from the breeding box or container and leave only the baby fry.
  • If you do keep your baby guppies in the main tank, live plants such as guppy grass, hornworts, java moss, or the roots of water lettuce can increase their survival rate.
  • These plants provide hiding places until they are big and strong enough to protect themselves.

How To Feed Baby Guppies?

Baby guppies are around 6mm in length at birth. The fry have very small mouths but they have a huge appetite. Typically, baby guppies can eat every 30 minutes. To make your baby guppies grow faster, you can feed them about 5-10 times.

The fry can eat the same food as adult guppies. But, you have to grind the food into smaller bits for the babies. Foods like baby brine shrimp, micro worms, and vinegar eels are good starter food baby guppies.

Also Read:  Guppy Tank Needs: A Complete Guide

Flake foods or powdered foods high in protein are recommended for feeding guppy fry. You can find a few different choices on Amazon. Baby brine shrimp is an excellent choice for guppy fry.

Last update on 2022-01-17 / Affiliate links / As an Amazon Associate this website may earn from qualifying purchases.

How To Maintain A Guppy Fry Tank?

When keeping baby guppies in a separate tank, you can tweak a few things to ensure that the baby fry thrive. For example,

  • Use a water heater to keep the temperature at 80° F. Warm water increases the metabolism of fish and stimulates growth.
  • Fresh water also promotes growth. Thus, partial water changes where the majority of water is fresh water benefits the growth of guppy fry. 50% water changes twice a week is sufficient.
  • 12-16 hours of light a day is needed to help prevent deformities. It is not necessary to keep the baby fry in light all day and night. Guppies do sleep so be sure to turn the lights out at night.


During the first months of your baby guppies lives, good water conditions and high quality and varied food can promote healthy growth a beautiful colors (depending on the guppy types)

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Frequently Asked Questions


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Average Amount

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