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
How do you know when a 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
How do fish give birth in a tank?
Some aquarium fish carry the eggs inside of them When the eggs are fertilized, they eventually hatch inside the mother, and the babies emerge in a live birth Other types of fish lay hundreds of eggs in nests within the aquarium, in this case, the males fertilize these eggs, and then they hatch into live fish
How long after mating does a fish lay eggs?
Angelfish They will lay their eggs first and then the male will fertilize them separately It takes around 24 hours for all the eggs to be deposited
How many babies do fish have?
How many babies can fish have? It really depends on the species, but for a usual goldfish, it can be up to 45-50 babies
How long is molly fish pregnant?
Mollies 50-70 days
When will my Molly 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
Why do fish eat their babies?
Some fish species such as angelfish are known to take care of their fry and help them grow But even these fish that exhibit parental care will at times eat their own fry A further explanation is that by eating her own fry, the female guppy is replenishing her fat storage
Do fish give birth out their mouth?
This process is called mouthbrooding Sometimes the female fish will carry the fertilized eggs in her mouth, or the male and female will trade off, which is called biparental mouthbrooding Typically fish that are born via mouthbrooding are underweight at first and require recovery time to feed and grow
How does a fish get pregnant?
In most cases, the female drops eggs in the water which are immediately fertilized by sperm from the male Another way is for fertilization to occur within the females body before she drops them into the water With the third and final method, the female retains the eggs within her body and the young are born alive
How many eggs do fish lay?
Fish/Clutch size
How often do fish lay eggs?
Sometimes if the water temperature stays warm long enough, the fish will spawn more than once In warmer climates outdoor goldfish might spawn two or three times a season In aquariums, if the water temperature remains pretty much the same, they may spawn all year long
How do you tell if a fish is a boy or a girl?
Males are often slimmer but larger-bodied than females and are more vibrantly colored The dorsal and anal fins of the male are more pointed, larger and more flowing than in the female In many species, the male will display egg-shaped markings on the anal fin known as egg spots
How long does a fish live?
Fish/Lifespan
Do fishes sleep?
While fish do not sleep in the same way that land mammals sleep, most fish do rest Research shows that fish may reduce their activity and metabolism while remaining alert to danger Some fish float in place, some wedge themselves into a secure spot in the mud or coral, and some even locate a suitable nest
Can mollies and guppies breed?
Potential cross breeding between guppies and mollies These adult fish are not fertile and will not reproduce Sadly, most babies from the guppies and mollies will die before, during or shortly after they are born Both guppies and mollies can carry sperm for a long time after reproducing
How many days guppy fish give birth?
Female guppies usually give birth 25-35 days after mating with male guppies It is not easy to determine the exact date when they are going to give birth However, there are tricks from which you can know that your guppy fish is about to give birth
Will Molly fish eat their babies?
It is because the mollies are very nippy and tend to become very aggressive eater 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
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
How many babies do mollies have at once?
Gestation and Birth 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 When a molly female is near her time to give birth, you will need to separate her from the rest of the tank
Do fish protect their babies?
In addition to being mouthbrooders, some species continue to protect their young after they hatch, calling out to them when there is danger, and letting them swim back into their mouth to hold them safely away Some species also build nests and protect the young after they hatch
How many fry can a guppy have?
Guppies are livebearers, which means, they give birth to live fry The female guppy gives birth to 20-60 fry at a time They usually give birth once every 30 days, until they become 2-25 years old Usually, the female guppy will hide, when she is ready to drop the fry
How many guppy fry will survive?
Once the fish gets pregnant, she will have fry every 2 to 7 months This is only with platies, mollies and guppies as they are the only livebearers, any other fish will lay eggs and maybe 5/50 will survive as the eggs float about and often get eaten