How Long Are Dalmatian Mollies Pregnant For? | Aquascape Addiction

How Long Are Dalmatian Mollies Pregnant For?

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We often see lots of questions around breeding Mollies, it's pretty easy providing you have the right set up and water conditions. One popular question we regularly come across is how long are Dalmatian mollies pregnant for? So, we decided to put together a dedicated article to directly answer the question along with some other important info.

How Long Are Dalmatian Mollies Pregnant For?

Dalmatian mollies are some really cool fish no doubt. They have great personalities and an even better color scheme. If there is one thing which Dalmatian mollies are, it is beautiful. Many people like to breed these fish on their own, which is perfectly fine.

They are not all that difficult to breed as long as you have the right water conditions. We have had a lot of people asking us how long are Dalmatian mollies pregnant for? So, we are going to do our best to answer this right now.

First things first, Dalmatian mollies are live bearers. This means that opposed to many other fish that lay eggs, Dalmatian mollies give birth to live fish that are ready to eat, swim, sleep, and all of that other fun stuff.

So, How Long Are Dalmatian Mollies Pregnant For?

When it comes to the gestation period, for Dalmatian mollies, it can last anywhere from 50 to 70 days, with the average time of gestation being around 60 days. The male molly will fertilize the eggs inside the body of the female Dalmatian molly. She will then carry these eggs around for around 60 days before giving birth to live baby Dalmatian mollies.

You will know when the female is ready to give birth because she will be big, noticeably fat, eat a whole lot, and be quite sluggish too. Heck, that is a lot of weight to be carrying around. A female Dalmatian molly can give birth to 50 or more fish fry at once, which is quite impressive to say the least. (More on the fish size / growth on this article here).

One thing that needs to be noted is that Dalmatian mollies are known for eating their young. If you want the baby Dalmatian mollies to survive, you will need to remove the parents from the tank once the babies have been birthed.

If you need some food suggestions, we have covered our top 8 picks here.


The big takeaway here is that the gestation period for female Dalmatian mollies is around 60 days.