Readers ask: How To Tell Sex Of Molly Fish?

Readers ask: How To Tell Sex Of Molly Fish?

How long is the pregnancy of a molly fish?

The gestation period of a molly fish is around 60 days from being fertilized to giving birth. But if she is pregnant, her belly will start to become more square and thicker. There are some behavior signs as well, but it is harder to recognize than the physical signs.

How can you tell the gender of a molly fish?

The easiest way to tell a male molly from a female is by looking at the anal fin. If you start at the back of the fish and move forward, the anal fin is the first fin on the bottom of the fish. In the case of balloon mollies with their rounded bodies, this fin points the same direction as the caudal or tail fin.

Why is my molly fish laying on the bottom of the tank?

When the swim bladder malfunctions, the fish has trouble maintaining his level in the water and can sink to the bottom of the tank or be stuck near the top. The abnormal ballast can cause the fish to turn sidewise and swim on his side, or even roll entirely upside down.

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Do Mollies eat their babies?

They will eat almost anything that fits in their mouth. The new born babies are very small just about the size of a pellet food which is why molly are seen eating their own babies after giving birth.

What colors are molly fish?

Molly fish come in varieties of colors which derive from only 3 primitive colors: white, orange, and black. Many other color variations available in the market are: The Marble with its orange, black and yellow spots. The Red, which is orange but often has pink eyes.

Can Mollies change gender?

They can ‘t change sex but some males will mature later then others so will appear female for a time. The top one does look as if it could be a late developing male.

Do Mollies sleep at the bottom of the tank?

Molly fish occupy the bottom of the tank due to inappropriate temperature or water conditions, including high ammonia and nitrite concentrations. To your surprise, that behavior could be merely a sign of a sleeping molly. Yes, molly fish sleep like most fish do.

Do molly fish need light at night?

Aquarium fish do not need light and it is best that you turn it off during the night. Leaving the light on can cause stress to fish as they need a period of darkness to sleep. Too much light will cause algae to rapidly grow and make your tank look dirty.

Do molly fish die easily?

They are frequently selected to begin with, and almost always die. They cannot tolerate any ammonia, so the tank must be well established before molly should be introduced. I have this from a professional molly breeder in Florida.

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Why did my molly fish die after giving birth?

Mollies typically die after giving birth due to severe labor strains, secondary to long delivery duration, hostile environment, and inappropriate water conditions. Female mollies also die after delivery due to genetic defects and underlying diseases, such as flukes, fin rot, and ammonia burns.

Will Molly fry survive in main tank?

Just keep the tank heavy in hiding stops for the little fry and they should be fine. Also crush up the flakes or whatever you feed them nice and small for them. They should be fine.

Will baby fish survive in my tank?

It is possible to raise baby fish in your main tank, but generally, few will survive this. Larger fish will see them as tasty snacks and even vegetarian fish may be tempted. Baby fish naturally seek out hiding places and will be stressed without them even in an environment where they are not under threat.

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