Do Goldfish Have Teeth? {Will a Bite Hurt You}

Are you wondering do goldfish have teeth? If yes will a bite hurt you?

Will it hurt or even kill other fish? Find out below.

Do Goldfish Have Teeth?

Yes, goldfish do have teeth, although they are quite different from the teeth found in mammals or other animals. Goldfish possess specialized structures called pharyngeal teeth, which are located at the back of their throats in the pharyngeal region.

These teeth are not visible from the outside, as they are located deep within the fish’s mouth.

Goldfish teeth, or pharyngeal teeth, are small, sharp structures that are specifically adapted for grinding and crushing food. They are positioned on the pharyngeal bone, which is situated behind the fish’s gill arches.

These teeth play a crucial role in the goldfish’s feeding process, allowing them to break down and chew their food effectively.

do goldfish have teeth

The pharyngeal teeth are arranged in rows and are capable of grinding tough plant matter, small crustaceans, and other food items that goldfish consume. Unlike human teeth, which continuously grow and fall out, goldfish teeth have a limited number and do not regenerate once lost.

The pharyngeal teeth are sturdy and durable, able to withstand the constant grinding motion involved in the goldfish’s feeding behavior.

What Do Goldfish Teeth Look Like?

Goldfish teeth are small and
sharp, designed to aid in grinding and crushing food. They are located at the back of the goldfish’s throat, specifically on the pharyngeal bone. The pharyngeal teeth are arranged in rows on the bone, forming a specialized structure for processing food.

The exact appearance of goldfish teeth may vary slightly depending on the species and individual characteristics. However, they generally have a triangular shape with pointed tips. These teeth are adapted for gripping, grinding, and breaking down the food that goldfish consume.

Due to their location inside the fish’s mouth, goldfish teeth are not readily visible unless the mouth is opened. Their primary function is to assist in the mechanical breakdown of food as part of the goldfish’s digestion process.

While goldfish teeth may not be as prominent or visible as the teeth of mammals or other animals, they are well-suited to the goldfish’s specific dietary needs. The shape and structure of these teeth enable goldfish to effectively process and consume a variety of foods, including plant matter, small crustaceans, and other aquatic organisms.

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Do Goldfish Have Teeth That Fall Out?

Goldfish do not have teeth that fall out or grow continuously like mammals do. Unlike humans and some other animals that have teeth replacement mechanisms, goldfish have a limited number of teeth that do not regenerate once lost.

The teeth of goldfish, known as pharyngeal teeth, are durable and designed to withstand the grinding and chewing motions involved in the fish’s feeding process. These teeth are located at the back of the goldfish’s throat, on the pharyngeal bone.

They are adapted for breaking down food into smaller, more manageable pieces.

While goldfish teeth do not fall out, they can potentially wear down over time due to the continuous friction involved in grinding food. This natural wear and tear can occur as the goldfish consumes its regular diet.

It’s worth noting that maintaining proper nutrition and providing a balanced diet for goldfish can help minimize excessive wear on their teeth. Feeding them a diet that includes a variety of foods, such as high-quality pellets, flakes, and occasional fresh vegetables, helps ensure they receive the necessary nutrients for optimal dental health.

Do Goldfish Bite Other Fish?

Goldfish are generally peaceful and non-aggressive fish, and they are not known for biting other fish. They are social creatures that typically coexist peacefully with other fish species in community tanks.

It is important to consider that individual fish behavior can vary, and territorial disputes or stressful conditions can sometimes lead to aggressive behavior. It’s recommended to monitor fish interactions and provide a suitable environment to minimize any potential aggression.

Does a Goldfish Bite Hurt?

Due to their small size and gentle nature, a goldfish bite is generally not painful to humans. Goldfish do not have strong biting capabilities or sharp teeth designed for inflicting harm.

In most cases, if a goldfish does nip at a human hand, it is usually more of a playful or exploratory behavior rather than an aggressive bite. However, it’s important to handle goldfish with care to avoid causing any unnecessary stress or injury to the fish.


In conclusion, goldfish do have teeth, known as pharyngeal teeth, located at the back of their throats. These teeth are adapted for grinding and breaking down food. While goldfish teeth do not fall out or grow continuously, they are durable and capable of withstanding the grinding motion during feeding.

Goldfish are generally peaceful and non-aggressive, and biting behavior is not typical. A goldfish bite is not known to be painful to humans due to their small size and gentle nature. Understanding the dental anatomy of goldfish provides further insight into their feeding habits and overall biology, enriching our appreciation for these captivating aquatic creatures.


Hello, I'm Jason. I'm the guy behind I volunteer at my local fish shop and I created this site to offer tips and advice on the fish I care for.