In mid-life, a female can change into a male. Usually female neon tetras are bigger than males and have a more rounded belly. Male neon tetras tend to have a flat belly, but not always the case. Over the years I have kept guppies and I have always had more male guppy fry then female. I have read through several other similar threads, but i sill can't seem to distinguish male from female I don't see a gavid spot on any of the fry. The males like all live bearers have a long, thin anal fin or gonopodium which can be maneuvered in any direction. The proportion of females increased gradually with decreasing temperature and the proportion of males increased gradually with increasing temperatures rather than having a threshold response in heat‐treated fry. I always wondered why this was because I knew others always had more females than males. It takes some practice to get it right. This dark colored spot is specific to females and becomes more apparent as the female guppy gets older and older. a) Shape of Fins. Plus, continuously producing fry isn’t as healthy for your fish as it can shorten their lifespan. Why do female guppies attack male guppies? Male guppies usually have very slender, long bodies, while female guppies are usually a lot rounder and bigger than the males, sometimes twice as big as a male guppy. Finally, male guppies have a more pronounced anal fin. I mentioned that correctly identifying the gender of guppy fry is important if you want to stock the aquarium with only one gender, if you want to sell them, or have them breeding. Therefore, the best time to sex guppy fry is at around one month of age, since by then the subtle differences become more obvious and you’ll be able to confidently identify their gender. The body shape of male and female guppies is very different and distinctive. This is the general view on why male guppies are more colorful. Females guppies can indeed grow faster than male guppies and even among males, guppy fry that get access to more food will grow faster. But as I researched them more and observed guppy babies in their development, I started to spot the differences with much more ease. Besides separating them based on sex, there are other ways to accelerate the growth of guppy fry including offering them enough space, offering them a varied and high-quality diet, making sure their water is clean and well-maintained, etc. Keeping only male guppies is highly recommended if you do not want a fry (baby guppy… Even virgin female guppies have them. The males are also found with a variety of tail fin shapes and colors. The females are larger in size with a duller coloration, have a rounded anal fin, as well as a pregnancy patch on the lower portion of the body. These are fun to raise, but you have to separate the fry from the bigger fish or they little ones will end up as the main course for the others in the tank before they'e barely out of the nest. Once the gonopodium appears, you’ll be able to confirm without a shred of doubt the gender of the fry. Despite that, there are generally both slimmer and shorter. Eggs are also hatched inside the body, allowing the female to give birth to live fry. It is totally fine that you can’t tell the difference between males and females at 6 weeks old. You can certainly keep only male guppies as they will spice up your tank with their fancy looks. There are no color differences. Japan Blue Red Double Sword Guppy (Poecilia reticulata "Japan Blue Red Double Sword"), Males and Females - Tank-Bred! The pattern on both male and female platy fish is almost the same. The gravid spot in the stomach appears once the female is pregnant, these are the babies growing inside her. Color formation in male guppy babies starts within 3 weeks. Correctly determining the gender of your guppy fish and fry has multiple implications that are best understood early on, so you won’t end up with an aquarium overrun with guppies. Guppies are live-bearers, meaning they give birth to tiny live guppy fry. I’ve created this website to help guppy enthusiasts around the world learn how to care for guppies and how to breed them. You will not be able to see the spine of the guppy if it's a male. Don’t worry if you’re struggling at first to distinguish the gender of guppy babies. On the other hand, it also helps female guppies to choose a better, healthier, and good-looking partner. Keeping only male guppies together or only female guppies together is entirely your choice. Yellow Flame Guppy (Female) Poecilia reticulata. Guppies are better for breeding. Differential growth rates can be explained by various factors including differences in sex. Breeding will take up a lot of energy and potentially slow down they growth rate, which you want to avoid if you’re planning on selling them. Disclosure: When you purchase something through my affiliate links, I earn a small commission. Males are also often more colorful. While separating them by gender is important to promote their growth, it’s also true that this is not the only way to have them grow faster, and you should also strive to offer them the best conditions possible. Guppy pregnancy photo progression; When is my guppy due? 2 balloon mollies, 2 neon tetras, a ton of fancy guppies, and 1 yellow spotted sailfin pleco. Of course, this cannot be said about guppy fry as well, which look the same regardless of gender, at least the do so at the beginning of their lives. Today, I decided to release the male back into the tank in hopes that the female would no longer bug him. Appearance Male Guppies are smaller than Female Guppies but with larger flowing caudal or tail fins than the females. Unfortunately, this endemic species didn’t attract any interest among the scientists and for some unknown reasons it was considered as an extinct one for a long time. Until I came up with the answer: the way to make more guppy fry male in to raise your ph, the way to get more females is to lower your ph, I have conducted this experiment and now know that … When I first started to breed guppy fish, I had some trouble sexing fry too. That wasn't what the OP is asking, though. If you don’t want to have them breed, you must avoid putting both genders in the same aquarium. :fish-in-bowl: Here are some pictures showing gender differences in live bearing fish:http://www.myaquariumclub.com/breeding-guppies-part-2-786.html, Well if you have a REALLY strong magnifying glass then maybe you can tell males anal fin is more pointed like a needle and the females is more round and trianguler, Females have fanned out Finns, where as males have pointy ones. If you’re distraught at first, hang in there, you’ll be able to notice the particularities of each gender quite easily after a few tries. Male guppies evolve to be more dull in color and have fewer, smaller spots under intense predation both in wild and in laboratory settings. Gravid spot = female. Most of the time the females will reject the males because they are ‘choosy’ Conclusion. day 1 1 week 2 week 1 ... My female guppy has 2 large white spots on it, is it a fungus. With Half Black Red Rose Guppy, the males are smaller in size, have brighter coloration, along with a bigger tail fin, and pointed anal fin. The secret to making your guppy fry male or female. The male has a signature anal fin that is long and the female has a fan-shaped anal fin. Distinctive marks are a bit more difficult to ascertain when guppies are still in their initial growth phase, so don’t hesitate to use a strong flashlight or a magnifier to identify differences that can indicate the gender. The fins don't change until they are much older. Required fields are marked *. You will not be able to see the spine of the guppy if it's a male. A colorful male guppy is more likely to attract more female guppies. Read more…, GuppyExpert.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. 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