How do Cardinal Tetra breed?
Mating takes place at twilight with the male embracing the female while swimming and fertilisation is external. Males fertilise as the female scatters some 500 eggs. Once laid the eggs sink and stick to plants. Wool spawning mops can be used in a breeding tank.
Is my cardinal tetra pregnant?
On a closer glance, you notice one of your neon tetra seems to have a larger belly than the rest. Could she be pregnant? From a biological standpoint, the answer is no. Tetras are an egg-spawning species; however, that swelling in your tetra’s belly may indicate the fish is carrying eggs and is ready to spawn.
Can cardinal tetras reproduce?
Breeding the Cardinal Tetra They will spawn in the evening, generally laying between 130 and 500 eggs. Spawning will continue even late into the night hours. In approximately 24 hours, the eggs will hatch and live off of the yolk sac for another four to five days.
Will Cardinal tetras eat Cory eggs?
It doesn’t always work 100%. But most tetras cardinal or larger would probably eat at least some of the eggs as would small cichlids like the Apistogramma mentioned above. But Corydoras eggs are large and sticky and not as easy to eat as some other fish eggs.
Are cardinal tetras easy to breed?
Cardinal tetras are an active schooling fish, and they live peacefully in a community aquarium. Although they are difficult to breed in captivity, tetras remain a very popular aquarium fish.
Do tetra fish give live birth?
Do Tetras Give Live Birth? As a matter of fact, tetras are not livebearers, they lay eggs for the reproduction process. The female scatters the eggs at different parts of the aquarium tank, and the male fish fertilize them. After the eggs are laid, they will take about 24 hours to hatch.
How long do tetras stay pregnant?
Tetra fish are usually pregnant for about 14 days before they lay eggs. If you notice telltale signs that your tetra fish is pregnant, you’ll only have to wait about two weeks to find your answer.
How do tetras reproduce?
Neon tetras mate by performing a “courtship dance” and then spawning, producing dozens and even hundreds of eggs. This process can be triggered purposely or accidentally depending on the tank parameters. The neon tetra mating process is easy to understand and replicate in the home aquarium.
Where did the name Paracheirodon axelrodi come from?
Paracheirodon: from the Greek para, meaning ‘related to’, and the generic name Cheirodon. axelrodi: named for author, publisher of pet care books, and entrepreneur Herbert R. Axelrod.
Is the Paracheirodon a member of the family Characidae?
The closer relationships of Paracheirodon within the family Characidae have not yet been fully-confirmed with the grouping considered incertae sedis by the majority of recent authors.
Are there any paracheirodons in the Amazon rainforest?
A fourth Paracheirodon species has apparently been discovered at a single locality within the rio Purus system, the main channel of which enters the Amazon upstream of the rio Negro but little additional information is currently available.
Where are the Paracheirodon simulans found in the world?
Known from the middle-to-upper rio Negro drainage, Brazil upstream of the mouth of its principal tributary the rio Branco, plus the Río Orinoco system in the border region of Venezuela and Colombia, between San Fernando de Atabapo and the mouth of the Río Meta.