Are Molly fish aggressive?

Personality. Mollies are generally peaceful fish, but males can be slightly aggressive when they want to mate with females. Researchers have found that males with large dorsal fins dominate the tank, as females find this feature attractive.
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Do molly fish get along with other fish?

What fish can you put with mollies? They do well with other community fish that live in similar environmental conditions and are close in size to avoid predation. We've had success keeping ours with cory catfish, danios, tetras, loaches, barbs, and other livebearers.
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Why is my molly aggressive to other fish?

Mollies are livebearers, so it's likely that you have a male that is attempting to mate with a female. When owning livebearers, you should probably prepare for a few extra fish in case some of them happen to survive not being eaten by the adults.
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Do mollies bite other fish?

Yes, mollies are fin nippers. Despite being peaceful and friendly, mollies are notorious for being fin nippers. Male mollies especially love nipping the fins of other males to establish their dominance and defend their territory. Mollie fish also tend to nip at other fish with large, flowing fins.
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Will mollies eat my fish?

If they are adult fish then they must be sick and either already dead or dying, mollies do not attack and kill healthy fish. However a sick fish will be attacked and killed, and this is done not just for food, but is a sort of preventive step by other fish.
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Are molly fish AGGRESSIVE??..what do YOU think??

How many mollies should be kept together?

Experts recommend keeping at least five mollies together. Don't keep a shoal of all males, as this can trigger aggressive behavior. Try to keep at least two females to one male for a happy, well-adjusted social group of mollies. They grow larger than you'd expect.
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How long do mollies live?

General Care and Lifespan

If properly housed and fed black mollies have a lifespan of about three years in captivity.
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Why are my mollies staying at the top?

When dissolved oxygen levels are low, fish hang at the surface and gasp, as the surface area has the highest oxygen level in the tank because it's in contact with the air.
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Why is my molly attacking goldfish?

The two are not meant to be kept together. One other consideration is that Goldfish are slow moving. Mollies like many popular livebearers will pick at the Goldfish eating it's body slime.
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Why do molly fish jump out of tank?

FIsh jump out of the water for a couple of reasons. One is they can get spooked and they are just trying to get somewhere else fast, Two they are being chased by a bully fish, perhaps one trying to eat it, or sometimes for environmental reasons.
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Do mollies have live babies?

Can molly fish have baby fish without breeding them and can the female carry the babies for more than one generation? - Quora. Yes. Live bearing tropical fish can store sperm from one mating, and can actually have a brood, and then fertilize more eggs with the stored sperm, to have another brood 30 days later.
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Why is my molly fish freaking out?

Technically a symptom rather than a disease, fish shimmies are a sign that your fish has lost control over their nervous system. Shimmying is a common response to severe stress, often related to poor water quality, a sudden change in tank conditions or underlying health problems.
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Do molly fish multiply?

For the most part, mollies are very easy to breed. A single female can produce over one hundred baby mollies, also called fry, in one live birth. They also come in a variety of colors, and work well with a wide community of other fish. Prepare your tank and yourself beforehand, and breeding mollies should be a breeze.
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How many mollies can be in a 30 gallon tank?

The number of mollies you can keep in a 30-gallon tank depends on various factors such as water parameters, tank decoration, filtration, and whether the tank is heavily planted or not. As a general guideline, you could keep around 6 to 10 mollies comfortably in a 30-gallon tank.
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How do I know if my molly fish is stressed?

Rapid breathing: Rapid gill movement or gasping at the surface for air is a sure sign that your fish are stressed by poor water quality or low levels of dissolved oxygen. Hiding: A stressed fish may spend more time hiding under or behind tank decorations.
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What is hanging from my molly fish?

Why does my aquarium fish have poop hanging from the fish? - Quora. but if it doesn't get normal then it means that your fish has constipation. Some infections also result in a hanging poop and many feces that make a mess in the entire tank.
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What does it mean when a molly fish hides?

Threats – If fish perceive a threat, they will immediately retreat to a hiding space. This could be loud noises in the room, or people or pets moving near the tank.
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What eats a molly fish?

Sailfin mollies are small, numerous members of the lower end of the food chain. As such they are prey for numerous animals including aquatic insects, other fishes, reptiles and amphibians, birds and mammals.
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Do mollies bully guppies?

Molly fish can be bullies, even amongst themselves. They can be extremely aggressive when the tank is over crowded with less than perfect water conditions, not enough air, possible spread of sickness among the Guppies, etc.
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What is the difference between a molly and a platy?

You may think platy and molly fish appear very similar at first glance, but if you look closely there are actually several key differences. Shape & Size: Platyfish have a shorter, rounded body whereas mollies generally have oblong, elongated body shapes.
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What size tank do mollies need?

Tank conditions for Mollies

Mollies rarely grow bigger than 4.5 inches, and in the case of Sailfish they get a tad bit bigger, to around 6 inches at most. A minimum size of 30 gallons is adequate when it comes to Mollies, as these small fish don't take up too much space.
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