Can all fish lay eggs?

Yes, fish can lay eggs in an aquarium. Although not every species of fish can reproduce in a fish tank, many schooling fish can be easily bred in an aquarium. A quick online search can usually inform you whether your fish will lay eggs or give birth to live young.

Can fish have babies without laying eggs?

Fish. Live birth is also rare in fish, accounting for about two percent of known species, including guppies and sharks.

How often do fish produce eggs?

Sometimes if the water temperature stays warm long enough, the fish will spawn more than once. In warmer climates outdoor goldfish might spawn two or three times a season. In aquariums, if the water temperature remains pretty much the same, they may spawn all year long.

What fish dont lay eggs?

Livebearing fish are some of the most popular tropical aquarium fish of all time and include guppies, platies, mollies and swordtails. They are so-called because the females give birth to live young, instead of laying eggs like other fish.

What freshwater fish lay eggs?

Livebearers are aquarium fish that retain the eggs inside the body and give birth to live, free-swimming young. Among aquarium fish, livebearers are nearly all members of the family Poeciliidae and include guppies, mollies, platies and swordtails.

How many baby fish can a fish have?

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.

How many babies do fish have at once?

It can often be difficult to identify when a fish is pregnant, and depending on her breed your fish can give birth to anywhere from a dozen to a couple hundred fray at once.

Do Catfish give live birth?

Catfish are not live bearers. They lay their eggs in cavities. Mature catfish can lay 4000 to 100,000 eggs, and breeding males can fertilize as many as nine spawns a season if the eggs are removed from the spawn site each time.

Do molly fish lay eggs?

Mollies belong to a class of fish called livebearers. They don’t lay eggs; their young come out swimming. And they are prolific breeders as well. 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.