Do you mean "Why do fish lay so many eggs at one time? The reason fish lay so many eggs at one time is survival. The more eggs that a female lays the better chance more eggs will have a chance to survive.
They lay up to 200,000 eggs
A mackerel is a fish they can lay up to 500,000 eggs at one time
yes they lay billions of eggs one million survive their first year
where do herring lay fish
mud
About how many eggs does a female crab produce
swan can lay about 5 to 7 eggs
The female mackerel can lay up to 500,000 eggs at a time.
about 333,598,130,908
Herring gulls typically lay their eggs in late April to early June, with peak egg-laying occurring in May. The exact timing can vary based on geographic location and environmental conditions. After laying, the female usually incubates the eggs for about 28 to 30 days before they hatch.
No, separating the male and female is not necessary for the female to lay eggs. In many species, such as chickens, the female can lay eggs whether or not a male is present.
at least 50 eggs per day