In most cases, your fish’s eggs should hatch in 3-7 days, occasionally less or sometimes more. The incubation time can vary depending on species, tank conditions, and water temperature, but it should never take more than 10 days for most fish species. via
Should I remove fish eggs from tank?
Even though these eggs are infertile, you should still protect them from other fish as well. It is essential to leave the unfertilized eggs with fertilized ones because once any fish eats an unfertilized egg, it will go for a fertilized egg after that. via
What do you do when a fish lays eggs in a tank?
If your fish have laid eggs, then congratulations! Your fish tank must be clean and spacious. It means you must be feeding the fish often enough and that your water solution is the correct temperature and has the right contents for that type of fish. Unfortunately, a fish tank is not always a safe place for these eggs. via
Will baby fish survive in my tank?
Not necessarily. Many fish breed very easily and produce great numbers of offspring, simply because very few will survive to adulthood. The more fish in your tank, the more you will need to feed them, the more feces they will produce and the harder your filtration system will have to work. via
Can I leave goldfish eggs in tank?
Preparing the Proper Environment. Remove the eggs from the tank. You want to remove the eggs as soon as they are laid. If you are intentionally breeding goldfish, you may have spongy material known as "spawning mops." Goldfish may also lay their eggs in fixtures in the tank, such as underwater castles. via
How do I know if my fish tank has fish eggs?
Check for eggs.
Once laid, the eggs often look like tiny balls of jelly. These are often scattered to the water, but in some species they end up in a mound on the nesting area, or stuck to the floor or side of the aquarium. Many egg-laying species also have mating rituals, including most gouramis. via
How do you tell if fish are spawning?
Another good indicator that carp and bream are close to spawning, is spawning nodules. These are small lumps or spots on the fish, which will make the fish very rough to touch. These nodules will cover the head and pectoral fins but do not worry they aren't causing the fish any harm. via
How long do baby fish need to be separated?
If you don't want more babies, you'll need to separate your male and female fry once they reach about 6 to 8 weeks old. You'll be able to determine the sex of your baby guppies when they're about 1 month old. via
How long do fish stay pregnant?
As examples, the female swordtail and guppy will both give birth to anywhere from 20 to 100 live young after a gestation period of four to six weeks, and mollies will produce a brood of 20 to 60 live young after a gestation of six to 10 weeks. via
What do you do with baby fish you don't want?
If you're not ready to raise baby fish, you might want to check with a local aquarium, fish breeder or pet shop to find out if they can take them. If you are ready to be the owner of several new fish, you may want to start a new aquarium with the babies. via
Do baby fish need their mothers?
They don't lay eggs; their young come out swimming. And they are prolific breeders as well. Molly babies get no protection from their parents. The tiny fish are just as likely to be eaten by their own mother as they are by other fish in the aquarium, so to survive they're going to need a little help. via
Can fish have just one baby?
Just like mammals, livebearers can give birth prematurely and sometimes they will just have a few fry. In general, as they grow larger, they tend to release more and more fry each time. via
Do baby fish need a heater?
Setting Up the Baby Fish Aquarium
But since baby fish take up so little space, small aquariums can be used. The baby fish are very small and fragile; any unnecessary water movement may injure them and make it more difficult for them to move around and locate food. Make use of a small heater to regulate the temperature. via