Among all traits of mollies, black molly fish is the very unique, beautiful and best choice for those who are fond of black color. It has velvety black color and sometimes with a combination of slight silver color which make them more attractive. They are small in size comparatively. Males fishes can gain up to 3-inch length but the female can grow 1x more than males. They can live up to 5 years of life if they are provided with an ideal tank Setup.
Ideal Tank Setup:
For a perfect tank setup, first of all, we must consider the quantity and ratio of fishes we are going to keep in our tank. The ratio of two sexes can put you sometimes in a very hectic situation. Because the males are aggressive in nature and keeping 2x to 3x will harass your females. Because they are peaceful and can be stressed easily.
Setting up the decorated tank is will seduce your fish and make them feel happy. They love a planted tank with live plants. It will increase the life success rate. So it’s also very helpful for the fry to live in the water and hide under plants. As you know that mollies don’t have parenting habits. You can take Java Moss, Java Ferns like plants.
People said that Black mollies are brackish water fish but that is not true at all. They can survive in all types of water. Freshwater tanks are a good choice for them. They love to swim in the water all the time so they need space for swiming in the tank. You must have a good tank size to keep them. 20-gallon tank size is the least tank you must have in order to keep them but the large tank (4o to 50 gallons) is preferable.
As we know that they love to live in freshwater, that is clean and clear. For keeping it clear a filtration system is the needed. You don’t need a much expansive filter, You can go with the Cheap hang on a back filter which will not disturb your water top surface at all.
Feeding black mollies is not a hectic job at all. They can eat a variety of feed. If you have planted tank they cal eat algae from your tank. So they are the best cleaning agent for your tank. They are omnivorous fish. They like much eating Greeny vegetables like Peas, Cucumber, Algae, Lettuce and many more.
They can also eat high-quality flakes, TetraMin, Blood worms, Blackworms, Daphnia and Brine Shrimp.
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Sexing Black Mollies?
Same Like other livebearing Fishes, Sexing Black mollies is not very easy as it seems. Females have large body than males. While males are smaller in size and only be differentiated due to gonopodium, Also called anal fin that looks like a “Hook”. This hook is used for hooking up and release sperm in the female
The Foremost thing to keep in mind for breeding black mollies you need to follow the ideal sex ratio of males and females fishes in the tank. Keeping three or four females mollies with one Male is OK in the same tank and will lead to successful and happy breeding. Secondly, focus on the tank setup ideas for the comfortable environment as you know male mollies are aggressive comparatively. These two things will play an awesome role in easy mating.
Whenever you noticed that Mating has been done. Wait for at least one or two weeks, After that move your female molly in a separate tank (Breeding Tank) So it can give birth to healthy live fry. Otherwise, Other fishes in the tank will eat them as you know most live-bearing fish do not have any parenting habits.
On the other hand, If you don’t separate the male and female mollies after impregnation, then you will need definitely a planted tank so after giving birth fry can hide their self in the plants.
Here is how you can examine if your female is pregnant or not?
Whenever female molly get signs of pregnancy, you can see the dark gravid spot at anal fin, They also gets more fat and chubby which is straight forward sign to the pregnancy.
You can expect to have a good number of fry if your molly is young and aged enough rather than they will give less fry. On average, you can expect to have 40 to 100 fry. However, the whole process takes up to 6 to 8 weeks. Providing the ideal situation, this can happen in just 4 weeks in some cases.
After birth, the baby fry doesn’t need any special care, all you need just to give the proper diet. You can feed them micro worms or small brine shrimps. Whereas you can also feed them crushed food in powder form. In order to have fast growth in fry, you must give them feed almost 3 to 4 times a day, until or unless you cant expect improved development.
By nature, black mollies are peaceful creatures who like to live in a community. Although they can live with any type of peaceful and community fish. Some happy tank mates that can live a successful life are other Mollies, Tetra, Guppies, Platies, and Gouramis. Livebearing fishes can also lead to a happy life if the tank is full of decorations and planted enough.