What does broadcast spawning mean?

1. What does it mean to broadcast spawn?
2. How do broadcast spawning works?
3. What triggers broadcast spawning?
4. What is a broadcaster spawner?
5. What are the benefits of broadcast spawning?
6. What spawning means?
7. Who else benefits during a mass spawn?
8. What induced spawning?
9. What is process spawning in OS?
10. What's spawning in fish?
11. What does coral spawning mean?
12. What is broadcast spawning in corals?
13. What are spawns answer?
14. What is broadcasting reproduction?
15. Why do corals use broadcast spawning?
16. What is natural spawning?
17. What do you understand by parthenogenesis?

What does it mean to broadcast spawn?

Broadcast spawning is the main mode of reproduction in the sea and involves the release of both eggs and sperm into the water column, whereupon gamete contact and fertilization occur externally.

How do broadcast spawning works?

Marine animals, and particularly bony fish, commonly reproduce by broadcast spawning. This is an external method of reproduction where the female releases many unfertilised eggs into the water. At the same time, a male or many males release a lot of sperm into the water which fertilises some of these eggs.

What triggers broadcast spawning?

The annual cycling of water temperature sets the month, the moon cycle determines the day, and sunset triggers the spawning that usually occurs within a few hours after dusk. Most corals are hermaphrodites—each polyp is both male and female—and form egg-sperm bundles a few hours before spawning.

What is a broadcaster spawner?

Definition of Term

broadcast spawners (English) Fish which release their gametes into the water, where fertilization may occur; without parental care. (

What are the benefits of broadcast spawning?

External fertilization in an aquatic environment protects the eggs from drying out. Broadcast spawning can result in a greater mixture of the genes within a group, leading to higher genetic diversity and a greater chance of species survival in a hostile environment.

What spawning means?

1 : to deposit or fertilize spawn. 2 : to produce young especially in large numbers. transitive verb. 1a : to produce or deposit (eggs) —used of an aquatic animal. b : to induce (fish) to spawn.

Who else benefits during a mass spawn?

The mass spawning also provides ready food for other marine creatures, particularly nocturnal animals such as plankton and some fish species.

What induced spawning?

Induced spawning is one of the common methods to stimulate ovulation of the fish in the hatchery. ... Several natural and artificial hormones have been used to induce breeding of fish, while Ovaprim is one of the most popular and effective solutions to stimulate the maturation of male and female broodfish.

What is process spawning in OS?

When the OS at the explicit request of another process creates a process, this action is called process spawning. It refers to function that loads and executes a new child process. The current process may wait for the child process or may continue executing concurrent computing.

What's spawning in fish?

The expulsion of gametes from the body into the surrounding water is called "spawning" resulting in fertilisation. Fish spawns during a specified periods of the year which coincides with the several environmental factors that are available during the said period only.

What does coral spawning mean?

Coral spawning is an annual event where corals simultaneously reproduce. During this synchronised breeding, coral polyps release millions of tiny egg and sperm bundles into the water. Each bundle must find another bundle from the same species to fertilise.

What is broadcast spawning in corals?

Reef-building corals, also known as “stony” or “hard” corals, reproduce in several ways - one of the most common of which is broadcast spawning. This bizarre and beautiful phenomenon starts when male and female corals release reproductive cells, called gametes, into the water.

What are spawns answer?

Spawn is the egg and sperm that is released into the water by aquatic animals. ... A fish, for example, will lay its unfertilised eggs somewhere safe from predators, and it's mate will release the sperm over the eggs to fertilise them.

What is broadcasting reproduction?

February 13, 2019. Broadcast spawning is a form of sexual reproduction used by many aquatic invertebrate animals. Billions of gametes (the combination of sperm and egg) are spewed into the surrounding environment of the ocean.

Why do corals use broadcast spawning?

The timing of a broadcast spawning event is very important because males and female corals cannot move into reproductive contact with each other. ... Many species of stony coral spawn in mass synchronized events, releasing millions of eggs and sperm into the water at the same time.

What is natural spawning?

Natural spawning, in which there is no human interference during the release of gametes, has also been studied in neotropical fish, as it can reduce mortality and increase fertilization rates [3], [5].

What do you understand by parthenogenesis?

Parthenogenesis is a form of reproduction in which an egg can develop into an embryo without being fertilized by a sperm. Parthenogenesis is derived from the Greek words for “virgin birth,” and several insect species including aphids, bees, and ants are known to reproduce by parthenogenesis.