Do Betta Fish Have Teeth? Will They Bite You? - Betta Fish Answers (2023)

Do betta fish have teeth? Yes, betta do have teeth!

Bettas do have teeth. In this blog post, we will discuss the surprising truth about a betta’s teeth.

Bettas are one of the most popular types of aquarium fish. They are known for their beautiful fins and vibrant colors. However, many people are unsure if betta fish have teeth, and whether or not they will bite you.

How Do Betta Fish Teeth Used? 3 Common Reasons


Killing and eating prey is a common activity for the bettas.

The name Siamese fighting fish may be enough to give you an idea of how these animals behave when they are hungry.

They have several strategies that they use, including their teeth as well as their powerful jaws. A betta’s bite could mean several different things. Here’s a list of betta fish biting reasons:

Attacking and Defending

One of the most common defenses that bettas will use is to flare its gills. Especially a male betta

This makes it look much larger to the attacker and may be enough to make them back off.

In addition, bettas teeth are used for both defense and offense.

When threatened, a betta may attack by biting.

This is done using their jaws as well as their teeth.

(Video) Why do betta fish fight? | Why are bettas aggressive?


Bettas are also known to be curious animals.

And they sometimes use their teeth to investigate new things in the environment.

For example, if you have a betta tank with some plastic plants, it’s possible that your betta will nibble on them to see what they are.

Do Bettas Have Sharp Teeth?

This is another question that many people ask. The answer is yes bettas have sharp teeth.

One thing to note about a bettas teeth is that they are not always used for hunting and eating prey.

In fact, betta fish can use their teeth for fighting and protecting themselves from predators.

If a betta fish feels threatened, it will likely bite its attacker in order to defend itself.

What Do Betta Fish Teeth Look Like?

Betta’s teeth are small and white.

They use their teeth for tearing flesh and are very sharp. In the wild, bettas will eat small fish, insects, and other aquatic creatures.

In captivity, bettas will eat pellets, flakes, and freeze-dried foods.

While betta fish teeth are not typically visible to the human eye, they can be seen if you look closely.

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Some betta enthusiasts find this fascinating, while others find it gross.

No matter what your opinion is on a betta’s teeth, they are definitely an interesting part of these fish.

If you’re curious to see what betta teeth look like, take a closer look the next time you are watching your betta swim around his tank.

You may be surprised at how sharp those little white teeth are! And if you’re not so keen on seeing them up close, no worries

Does a Betta Fish Bite People?

Yes, bettas can and do bite humans. While they generally won’t cause any serious harm, their bites can be painful and uncomfortable. But they won’t hurt human skin.

It’s important to be aware of this fact if you’re considering owning a betta, and to take steps to minimize the risk of being bitten.

One way to do this is to make sure that you provide plenty of hiding places for your betta, as they will feel more secure in these spots and less likely to bite.

You should also avoid reaching into the tank or handling your betta when it’s wet, as it will be more prone to biting in this state.

With a little caution, you can enjoy the companionship of a betta without worrying about being bitten. Another thing to be careful about is having food on your finger as this will cause your fish to bite your finger.

Does a Betta Bite Hurt?

Many people are curious about whether betta bites hurt. The answer is no! – betta’s bite does not hurt.

However, they can be quite annoying as the bite is usually very strong and will leave a mark for some time afterwards.

If you have ever been bitten by one of these small creatures before then you know what I’m talking about!

Will a Betta Bite Your Finger?

Betta’s bite people if they feel threatened or uncomfortable.

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In general, bettas will only bite humans if they are handled roughly or when their territory is invaded.

If you are careful and respectful when handling bettas, you should never have to worry about being bitten.

But, in case of an accidental bite, it is good to know how to properly treat the wound. Thanks for reading!

If you are ever bitten by a betta, make sure to clean the wound with soap and water.

Betta bites can often become infected if not treated properly, so it is best to seek medical attention if the bite becomes red or swollen

Why Do Betta Fish Not Let Go When They Bite?

If your betta bites you it may be because their jaw is locked.

Bettas have a hinged jaw, which is why they can open their mouths so wide.

When a betta bites down, the upper and lower jaws are locked in place until he decides to let go.

This is one of the ways that bettas defend themselves from predators in the wild, by clamping down on an attacker and not letting go.

This one reason you should not let your betta bite you because they may injure themselves if they get stuck to your finger.

Can Bettas Kill You?

No, bettas cannot kill you. They are not venomous, and their teeth are too small to puncture the skin or cause any serious harm to humans.

Do Betta Fish Bite During Spawning?

The short answer is yes, betta fish bite during spawning. However, this behavior is not typically seen outside of the breeding process.

Bitting is a sign that the male betta is attempting to protect his eggs from other males. He will also bite at any perceived threats such as a female swimming too close or a finger if it gets in the way!

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Do Bettas Have Tongues?

Betta fish are known for their ability to survive in environments without oxygen.

But what do they eat? Do betta fish have tongues or other features that allow them to feed themselves? The answer is yes!

They use a specialized part of their mouth called the “labium” which looks like a long, thin tongue.

This allows them to eat both plants and insects.

So, if you’re ever feeling curious about what your betta is up to in the tank, take a closer look – you may be surprised at what you find!

How Many Teeth Do Bettas Have?

Bettas have tiny white teeth that are used to grab and hold on to their food.

They also use these little teeth as weapons when fighting other male bettas over territory or mates. Bettas have a lot of teeth – up to 100 per mouth!

This is because they need so many different ways to hold onto their food and keep it from escaping.

What Do Betta Fish Eat?

They like to eat bloodworms, brine shrimp, daphnia – even small fish if they get hungry enough! Most betta food is made up of freeze-dried or frozen foods such as blood worms, brine shrimp, and daphnia.

You can also buy pellets that are specifically made for bettas. These typically have a high protein content and include some of the ingredients mentioned above.


In general, Siamese fighting fish will only bite humans if they are handled roughly or when their territory is invaded. If you are ever bitten by a betta, it is important to clean the wound thoroughly with soap and water. Betta bites can often become infected if not treated properly, so it is best to seek medical attention if the bite becomes red or swollen.

If you are careful and respectful when handling bettas, you should never have to worry about being bitten. But, in case of an accidental bite, it is good to know how to properly treat the wound.

We hope you enjoyed learning about betta fish and their teeth. We also hope that this article has helped answer any questions you might have had about bettas in general or specific ones regarding the question: do betta fish bite?

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If we missed anything, please let us know by commenting below!



What do betta teeth look like? ›

Yes, Betta fish do have teeth, very tiny white teeth. To see these teeth you will need to take a very close up look of your Betta's open mouth – sometimes they are so small even at this close up look you may not see them (a magnifying glass may help).

How aggressive are betta fish? ›

These fish are highly aggressive, and males will fight one another, often to the death. Even females can be aggressive, though they are usually more social than males. In a community aquarium, bettas will attack other brightly colored or flamboyant fish, but get along better with plainer, less colorful species.

Should you touch a betta fish? ›

Betta fish should rarely, if ever, be petted. It's not good to pet them, as it may remove their natural slime coating, making them prone to certain diseases. Also, never touch them with dirty hands, as bacteria can easily be transmitted through direct contact.

Can I put my hand in my betta fish tank? ›

It is safe to put your clean hand in the tank, but there is nothing to be gained from it unless you are cleaning it. Wash your hands with soap and rinse them thoroughly.

Do betta bites hurt? ›

Their teeth are too tiny and unable to exert enough force to pierce human skin, which is too thick for them to handle. If bitten by a betta fish, a person will typically only experience a minor tingling or prickly sensation rather than pain.

How do you know if your betta fish is angry? ›

The most common signs of fighting are gill flaring, ramming or fin nipping. If you do not see your fish actively fighting, you may see other signs, including missing scales, torn fins, or increased hiding.

How long do betta fish live? ›

Can 2 male betta fish live together? ›

If they live together, male betta fish will become aggressive and fight. This is how they earned their nickname, "fighting fish." The males will fight to the death if given the chance, so they should never be placed together in a tank. When a male betta fish is ready to breed, he will create a bubble nest.

Do betta fish get happy to see you? ›

Do Betta Fish Get Excited to See You? Unlike many fish species, bettas can actually recognize their owners and become excited when you are around. They can get to know their feeding times too, and they may look out for when you're going to bring them their next meal.

Do betta fish play with you? ›

Betta fish are also known as siamese fighting fish. They are curious, intelligent and inquisitive creatures who like to play with toys, and hide behind plants and logs.

How do you comfort a betta fish? ›

How to Help a Stressed Betta Fish
  1. Check your water parameters. Fish in water with unhealthy levels of ammonia, nitrate, or nitrite can quickly become unhealthy. ...
  2. Use water conditioner drops. Do not use untreated tap water for your tank. ...
  3. Check your water temperature. ...
  4. Create hiding places. ...
  5. Use tannins.
Nov 27, 2020

What not to put in a betta tank? ›

‍Do not put any decor in your aquarium that contains or is made of metal. This will rust and seriously affect the water in your aquarium. ‍Do not use decorations or ornaments that are sharp. Some decorations can have sharp edges or protruding features that a betta could easily tear its fins or snag itself on.

What can betta fish not do? ›

Soaps and harsh chemicals should never be used to clean a tank, as these substances are deadly to fish. The water temperature should be maintained between 76 and 82 degrees. For this reason, bettas should never be kept in a tank with goldfish, who require colder water to be comfortable.

Can a betta fish live in a glass? ›

Housing Your Betta

They should not live in bowls. Instead, they should ideally be in a 5-gallon glass or plastic tank or larger.” Having an environment of this size allows the betta fish to exhibit normal activity and have less buildup of toxins in their environment.

How many times a day should betta fish be fed? ›

It is recommended to feed your betta fish two to four pellets, once or twice per day. Pellets expand when placed in water and are very filling for your betta fish. Freeze-dried or fresh food can be substituted for their pellet feeding 1 to 2 days per week.

How do you play with a betta fish? ›

How To Play With Betta Fish: Bonding Activities With Your BF
  1. Add in Plants. ...
  2. Use Ping Pong Balls. ...
  3. Use Betta Tank Floating Decorations. ...
  4. Draw on the Fish Tank With a Marker. ...
  5. Start the Siamese Fighting Fish Training. ...
  6. Betta Hammocks. ...
  7. Use a Mirror. ...
  8. Consider a Diet Change.

What does a scared betta fish look like? ›

Strange Swimming: When fish are stressed, they often develop odd swimming patterns. If your fish is swimming frantically without going anywhere, crashing at the bottom of his tank, rubbing himself on gravel or rocks, or locking his fins at his side, he may be experiencing significant stress.

How old are bettas at Petsmart? ›

Because a Betta purchased at a pet shop is often one year old already. Males, in particular, are allowed to fully mature, so their fins and colors are well developed. Females may be sold at a bit younger age, but they will generally be at least six months old when offered for sale.

What do bettas like to sleep on? ›

Bettas really like to sleep in large flat leaves, such as stick-on betta leaf hammocks commonly available at most pet stores. Bettas without leafy décor may find a spot on top of a flat rock or even laying on the bottom of the aquarium substrate.

What snacks do bettas like? ›

Many aquatic pet parents agree that some of the best betta food diets are made up of a mix of freeze-dried and frozen foods, as well as pellets designed specifically for bettas. Frozen brine shrimp and bloodworms make for especially welcome and tasty betta food treats.

Do bettas like light? ›

Do Betta Fish like Light? Yes, they won't like anything too intense, but a standard aquarium light is perfect. Bettas also love aquarium plants, which need an aquarium light to grow and survive.

What does an unhealthy betta look like? ›

The appearance of yellow-ish dust covering the betta; lethargy; loss of color; loss of appetite; clamped fins (held close to the body).

Can betta fish see in the dark? ›

Although bettas are capable of detecting items and feeling them nearby using their horizontal streaks, they find it difficult in seeing them in the dark. Therefore, it is advised to feed your fish only in the daytime or with proper aquarium lights as can't see their food in the dark.

How long do Petco betta fish live? ›

Betta fish lifespan.

Betta fish on average live to be 2-4 years old. The length of your betta fish's life is directly related to the environment you keep them in. By maintaining a clean tank and watching their diet, you can help them live a longer life.

Can I leave my betta fish for 2 days? ›

Starvation increases stress levels and can lead to organ failure and disease contraction. If you're going to be on vacation for 2-4 days, it's okay to fast your fish during that time-period. Some owners have left their fish unfed 2 weeks or more, but I wouldn't recommend it.

How old is the oldest betta fish? ›

The longest-living betta fish in the world was about 10 years. The oldest betta fish in the world was 10 years old. Several people claim to have had betta fish live for 6 years or longer.

Can two baby girl betta fish live together? ›

Unlike male betta fish, female betta fish can live together comfortably in the same tank. When they live together, the cohort is called a 'sorority'. Generally, a good number to keep together is 4-6 female betta fish.

How many betta fish can you put in a 5 gallon tank? ›

There should be only one betta fish in a five-gallon tank. They're highly territorial, and a five-gallon will only have enough space for one, which would cause stress and other issues with overcrowding.

How big of a tank does a betta need? ›

Bettas need an aquarium with at least 3 gallons (11 liters), a filter and a heater. Set up their new home at least one day before they arrive. The aquarium should be near a power source, in a low-traffic area, away from direct sunlight and drafts. Water weighs about 8 pounds per gallon.

What makes a betta happy? ›

Bettas are happiest in water that steadily remains 78-82 degrees Fahrenheit. Buy decorations and plants for the tank. Betta love having places to hide. Tunnels, caves, and plants (live or artificial) are all great decorations for a betta tank.

How often should I feel my betta fish? ›

A common question we are asked, is “how often do you feed a betta fish?” Given their tropical nature, like most other warmer tanks, bettas need to be fed at least twice a day. This is especially important considering that many betta fish tend to be overfed, receiving large meals infrequently.

Do betta fish like to play in bubbles? ›

Conclusion. When bubbles are delivered by a gentle air pump and dispersed by a good airstone, many bettas will enjoy the presence of bubbles in their aquarium. Even if some individuals don't like to play in the stream of bubbles, your pet betta fish may benefit from the additional oxygen an air pump produces.

Do betta fish want attention? ›

While bettas are easy to care for, they do require some specific care and attention to thrive.

Can a betta live in a 1 gallon tank? ›

A 1-gallon tank is big enough to house a Betta. Since Bettas thrive in smaller habitats, many enthusiasts who have many Bettas prefer to maintain them in smaller tanks.

How long can a betta fish go without food? ›

Aquarium Bettas aren't used to starvation, and they can experience significant stress if not given food for too long. That said, Bettas are still hardy fishes overall. They can go ten days to two weeks without eating and still survive.

Why is my betta floating sideways but alive? ›

Unclean Water

If you haven't maintained the tank well, then your fish will definitely swim sideways. Bettas are extremely susceptible to sudden water changes and may get stressed even with a minor adjustment. Because of that, you can notice that they tend to float sideways.

Do betta fish prefer soft or hard water? ›

Bettas need soft, acidic water. So a substrate that constantly increases GH, KH and pH should be avoided.

Is tap water bad for betta? ›

Tap water has chemicals like chlorine in it to make it sterile. These chemicals will kill your betta if you don't treat the tap water before introducing it to your aquarium! Water can vary from source to source in density, acidity, minerals and pH.

What fish do bettas not like? ›

Tank Mates to Avoid

Bettas usually attack scales, gills and tails and will respond if bitten by aggressive fin nippers, such as angel fish or red tail sharks. Goldfish should also be avoided, as well as fish that are larger than your betta or have similar fins.

Can you put anything else in a tank with a betta fish? ›

​ Suitable tank mates may include, Pygmy Corydoras, female Guppies as they are not usually brightly colored, Ember Tetra, and Harlequin Rasboras. All these fish are calm and more importantly are not fin nippers. Snails are also another good option. Nerite snails, and Mystery snails both do well with Bettas.

What stresses betta fish? ›

Stress in Betta fish is frequently brought on by poor water quality. High amounts of ammonia, nitrite, or nitrate, as well as low oxygen levels, a high pH, or abrupt temperature changes, can all contribute to it.

Why are Bettas always on top? ›

Your Betta may constantly be hovering at the top of the tank because it wants to be fed. In other words, it's begging for food. Bettas are intelligent, so they know they're typically fed at the top of the tank.

Why is my betta hitting the glass? ›

“Glass surfing” is when a fish – such as betta fish, gouramis, and cichlids – repeatedly swims up and down along the tank walls. It could be caused by stress, boredom, defense of territory, and other reasons.

Is it OK to put a fish in a bowl? ›

Specifically, a bowl cannot provide an adequate living environment for any fish, big or small. So, give the fish under your care what they need and deserve: the biggest, healthiest home possible.

How cold is too cold for a betta fish? ›

Their ideal temperature is between 78-80°F. However, they can survive in temperatures as warm as 85°F and as cold as 76°F. Below 74°F is when you'll begin to notice the effects of temperature shock affecting your betta rapidly, and above 86°F he'll begin slowly roasting to death in the water.

What does a scared Betta fish look like? ›

Strange Swimming: When fish are stressed, they often develop odd swimming patterns. If your fish is swimming frantically without going anywhere, crashing at the bottom of his tank, rubbing himself on gravel or rocks, or locking his fins at his side, he may be experiencing significant stress.

Can you see Betta fish poop? ›

Yes, Betta fish poop, but you may not notice at first. Instead of seeing your betta poo, you may only notice waste on the bottom of your tank. It doesn't happen often, so you may not see it, but watch your fish for long enough and you'll see that betta fish do poop.

What do unhealthy Betta fish fins look like? ›

Keep an eye on your betta's fins.

In a healthy betta, its fins will be whole. An unhealthy betta may develop holes or rips in its fins. Another unhealthy sign is if your betta's fins appear clamped down to the body; that is, they aren't fanned out properly.

How do you know if a betta is good? ›

Look for a fish with smooth, bright scales and no visible lumps or abrasions. Eyes should look clear and bright and when you gently place a finger near the fish, it should react. Plus, learn about all the different types of Bettas you may find at the store here to find your best fit!

What does betta aggression look like? ›

The most common signs of fighting are gill flaring, ramming or fin nipping. If you do not see your fish actively fighting, you may see other signs, including missing scales, torn fins, or increased hiding.

How do you calm a scared betta? ›

Adding some plants or decorations with hiding spaces will make your betta fish feel more secure. Try putting a small unglazed terra cotta pot on its side to make a cheap and effective cave. Use tannins. Another option to help your betta feel less exposed is to introduce tannins in the water.

How do you calm down a betta fish? ›

A bland tank with nothing but vast water is boring and can stress your betta out. So make sure to add aquatic plants and caves to give your betta fish some hiding spaces. You can also add moss balls, gravel, or other decorations to give your betta fish a livelier tank.

What is the red thing hanging from my betta fish? ›

Detecting Camallanus Worms in Aquarium Fish

Light infections of Camallanus worms are difficult to detect. Serious infections can be indicated by the presence of red, thread-like worms emerging from the anus of the aquarium fish. Mature Camallanus worms are a couple of millimeters long.

What are the little white things in my betta tank? ›

Copepods are tiny, white flea-like critters that can be found skipping around in the aquarium. They are detritivores, so it is beneficial to have them in the aquarium as part of the tank's ecosystem.

What is normal behavior for a betta fish? ›

Normal betta fish behavior

First, he will move around in the tank and inspect new items. He will also swim to the surface if you notice him. Second, he'll look for food. While he doesn't do this every day, a betta's happy and healthy behavior is a sign that it's happy.

How often do you feed a betta fish? ›

It is recommended to feed your betta fish two to four pellets, once or twice per day. Pellets expand when placed in water and are very filling for your betta fish. Freeze-dried or fresh food can be substituted for their pellet feeding 1 to 2 days per week.

Why do betta fish sit at the bottom of the tank? ›

Poor Tank Conditions. If you're not seeing other signs of stress, a Betta may be listless and laying at the bottom all the time because it lives in too small of an aquarium and/or is being kept in poor water conditions.


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