How can I tell if my 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.

How long is molly fish pregnant?

Mollies 50-70 days.

How do you know when a Molly is about to give birth?

The Eyes of the Fry and Signs of Impending Birth To accommodate the developing eggs, the mother’s body expands, becoming deeper and broader. A few days before delivery, she develops a bulge below the gills, her outline becoming fairly square in this region, while the gravid spot has enlarged its area.

How many babies do mollies have?

Gestation and Birth Female mollies will gestate their young for about 60 days. They can give birth to between 40 and 100 fry. Mollies that are young or are having one of their first few pregnancies will tend to give birth to a smaller rather than larger number of fry.

How can you tell if a Molly is about to give birth?

How long does molly fish take to give birth?

The gestation period of a molly fish is around 60 days. Female mollies can store sperm for months and may fertilize eggs as often as every 30 days, even when no male is present in the tank. Mollies may release 10 to 60 live fish at a time.

How many days molly fish give birth?

Gestation and Birth Female mollies will gestate their young for about 60 days. They can give birth to between 40 and 100 fry.

Will mollies eat their babies?

Cannibalism is normal with mollies and other livebearers like guppies and platys. As fecund as they are, you don’t really need to worry about saving every last one.

How can you tell if your Molly fish is pregnant?

To tell if a black molly fish is pregnant, look for swelling and a black pregnancy mark on its lower belly. Black molly fish are almost always pregnant, meaning the pregnancy mark is almost always there.

How long does a Molly fish stay pregnant?

The gestation period of a molly fish is around 60 days. Female mollies can store sperm for months and may fertilize eggs as often as every 30 days, even when no male is present in the tank.

How does a Molly fish get pregnant?

Quick Answer. When Molly fish are pregnant, they develop large, swollen abdomens with large dark spots near the pectoral fin. Mollies start to develop this appearance up to a week before giving birth.

How to tell if my sailfin molly is pregnant?

Watch for any behavioral changes in your female molly fish.

Note if a dark triangular spot has appeared near the anal vent.

Look for the stomach to change. The pregnant molly fish’s stomach will begin to grow bigger and stretch out.

View your molly fish throughout the pregnancy.