How do you know when your molly fish 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.
What do pregnant mollies do?
Mollies Will Try to Hide in the Tank
A heavily pregnant molly will try to hide in the tank so that she can give birth in peace. SHe will not want to be disturbed by other fish in the tank. Plants and shells that may be in the tank will serve as great birthing spots for a molly. Some breeders separate them entirely.
How long are fish pregnant for Mollies?
Mollies 50-70 days.
How do you know when fish are 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.
Will molly fish eat their babies?
In a breeding net, the fry are exposed to the same water conditions the rest of the tank is experiencing. 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.
Fish that sit at the bottom are pregnant
Fish that sit at the bottom – most of the time are actually doing so because they are not feeling well. Or suffering from poor water quality.
How often do molly fish have babies?
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 old before mollies can breed?
Separate the males and the females.
Once you know the gender of the mollies, you’ll need to ensure more breeding doesn’t take place. They will, in fact, breed between brothers and sisters. Try to separate the male and female fish before they are eight weeks old, which is when they reach sexual maturity.
Do Molly fry need a heater?
Heat the tank.
Since mollies are tropical fish, they are going to need to be in water that approximates a tropical climate. Keep your water between 72 and 84 degrees Fahrenheit (23 to 28 C) using an aquarium heater. … Talk with a specialist at your local aquarium store to get the right heater for your setup.
Is my Tetra pregnant?
When a neon tetra is pregnant, she’ll have a large stomach that looks distended or even bloated. Since tetras can carry hundreds of eggs, the stomach won’t be just a bit swollen— it will look unnaturally big. Another way to see if your tetra is pregnant is to try and examine her vent.
Can Mollies change gender?
Mollies are not able to change gender. The gender of these fish is determined by their genetics so it is impossible for them to change sex.
Why does my fish look pregnant?
Dropsy refers to a condition in which fish often have hugely swollen bellies, and the continuing use of the term probably has to do with how it so accurately depicts the visual symptom: the belly drops down. Sometimes the condition is also known as bloat.
How do I know if my fish are mating?
Signs that your goldfish are ready to mate include white spots along the gills of the males, and the female will become fatter and more rounded. The male will then chase the female around the tank to encourage her to release her eggs.
How long can a fish be pregnant?
As examples, the female swordtail and guppy will both give birth to anywhere from 20 to 100 live young after a gestation period of four to six weeks, and mollies will produce a brood of 20 to 60 live young after a gestation of six to 10 weeks.