Quick Answer: What aquarium fish lays eggs?

Important group of egg-layers are barbs, rasboras, goldfish, tetras, danios, betas, angelfish and gouramis. Among them barb is one of the most important groups.

What fish can lay eggs?

Not all fish produce eggs

A few species of fish do not lay eggs but produce live babies, called fry. Some live bearers breed easily in home aquariums, including guppies, swordtail, Endlers fish, mollies, and platies.

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.

Do any tropical fish lay eggs?

Angelfish and Discus will lay eggs on tank glass if nothing else is available. Both species prefer vertical spawning sites, which in the wild might be tree trunks or plants.

Do tank fish lay eggs?

Most types of aquarium fish lay eggs. If your fish is nesting, it may build a safe area for the eggs within the gravel. Some species build nests within bubbles at the surface of the water, in this case, you may notice jelly-like sacs floating throughout the tank.

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What fish does not lay eggs?

Livebearers are fish that give live birth in the aquarium instead of laying eggs. The most common types of livebearing aquarium fish are guppies, mollies, platies, and swordtails.

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.

Do GloFish lay eggs?

A female GloFish releases pheromones that initiate courtship behavior in the male. The male releases gonadal pheromones, causing ovulation to occur in the female. Female GloFish have the capability to lay eggs every two to three days. A single clutch can contain up to several hundred eggs.

What is the easiest egg-laying fish to breed?

Kribensis is one of the most popular egg-laying fish for breeding projects. These cichlids are very colorful, display interesting behavior and breed very easily in the aquarium. They can be kept and bred in community tanks, but keep in mind they do become very territorial when breeding and guarding their eggs or fry.

Which fish is best for breeding?

Easy to Breed Fish Species

  1. Guppy Fish. Guppy Fish. Guppies are known as great breeders. …
  2. Endler’s. Endler Guppy. …
  3. Molly Fish. Molly Fish. …
  4. Platy Fish. Platy Fish. …
  5. Swordtail Fish. Swordtail Fish. …
  6. Least Killifish. Least Killifish. …
  7. Angelfish. Angelfish. …
  8. Ram Cichlids. Ram Cichlids.
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Do guppies lay eggs?

Since guppies give live birth instead of laying eggs, guppy fry (baby fish) are born more developed that most fish. Unlike egg layers, they start life as miniature adults. A guppy can start to reproduce at only 2 to 3 months of age.

Can a single fish lay eggs?

This depends on the kind of fish, the age of the fish, and the conditions of the water in which the fish is living. Some fish lay just a few eggs. Others lay tens of thousands. Some fish are viviparous, meaning that they produce live baby fish instead of laying eggs.

Do Tetra fish lay eggs?

A single female tetra can lay anywhere from 60 to 130 eggs, which take approximately 24 hours to hatch. Once the eggs are laid and fertilized, return the adults to their regular tank as they will tend to eat the eggs or the fry once they hatch.

How can you tell a fish is pregnant?

As your female fish becomes pregnant, she will grow a bulge at the back of her abdomen. This typically appears over the course of 20-40 days. Does your fish have a red or black spot? Sometimes, when a female fish is pregnant, she will develop a “gravid spot” on the abdomen.

Do goldfish lay eggs or live birth?

The first thing to know: there is no such thing as a pregnant goldfish. These fish do not carry live young within them until gestation, and they do not give birth to live fish. Goldfish are an egg-laying species.

How long are fish pregnant for?

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.

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