Gently flush the material in clean water. You want to make sure any debris from the tank is removed. Once the material is removed and flushed, you can transfer it to a new environment.

When you place the fry eggs in the aquarium, do not fill the tank too deep. Ideally, a fry aquarium should only have water 6 to 7 inches deep. The eggs should hatch 4 to 5 days after being laid.

Filtration systems are generally simple to install as long as you follow instructions carefully. They can usually be fitted onto the bank of most fish aquariums. There is really no such thing as too much filtration when it comes to goldfish, as they’re particularly messy. It may be a good idea to install two filters. In the event one filter gives out, a second filter can pick up the slack. Exposure to germs, even for a brief period, can be dangerous for young goldfish fry.

As with a filtration system, it’s a good idea to have two bubble wands in place as they can clog easily. Air stones break down with time when submerged in water, so make sure to replace air stones frequently. Replace air stones when they begin to look cracked and broken down.

Powder-based foods are generally safe for goldfish fry. This is mostly a mix of algae and processed foods and contains the right minerals and vitamins for goldfish fry. You should also provide pellets for adult fish as a supplement to their diet. You may have to break dry pellets apart before feeding them to fish fry, however, as they may be too big for the fry to eat.

It can be difficult to see goldfish fry in a larger aquarium when they are very young. Therefore, be careful when you remove the water from the tank. Use a transparent container to scoop out the water. Check for any goldfish fry before disposing. [5] X Research source If you see a goldfish fry in the water you scooped out, use a smaller container, like a small piece of Tupperware, to scoop out the goldfish fry and transfer it back into the tank.

You can buy fluke medication at a local pet store. There should be instructions on the box on how to administer the medication. The sooner you intervene, the better. You can save a good portion of your fry with quick intervention in the event of a fluke outbreak.