Can hedgehogs eat fish?

Answering Your Question: Can Hedgehogs Eat Fish?

If you’re a hedgehog owner or considering bringing one into your life, you may be curious about what to feed them. Hedgehogs are insectivores, meaning they thrive on a diet rich in insects and small invertebrates. However, some hedgehog owners wonder if they can give their pets fish as a treat or a regular meal.

In this article, we’ll take a closer look at hedgehogs’ dietary habits, nutritional needs, and explore whether they can safely eat fish. By the end of this article, you’ll have a better understanding of how to nourish your hedgehog and the potential risks and benefits of feeding them fish.

Key Takeaways:

  • Hedgehogs are insectivores and thrive on a diet high in insects and small invertebrates.
  • Feeding fish to hedgehogs requires careful consideration of their nutritional needs and potential risks.
  • While fish can be a good source of protein for hedgehogs, there are alternative protein sources available for those who prefer not to feed them fish.
  • When introducing fish into your hedgehog’s diet, it’s crucial to follow feeding guidelines and monitor their reaction carefully.
  • Consult with a veterinarian or expert in hedgehog care before making any significant dietary changes to ensure your pet’s safety and well-being.

The Natural Diet of Hedgehogs

Before we dive into the question of whether hedgehogs can eat fish, it’s essential to understand their natural diet. In the wild, hedgehogs are omnivores, eating a variety of insects, snails, slugs, and occasionally small vertebrates like lizards and frogs.

Hedgehogs are opportunistic eaters and will consume whatever food sources are available to them. Their diet can vary depending on the season, location, and availability of food.

It’s important to note that a hedgehog’s diet in the wild may differ from the recommended diet for a pet hedgehog in captivity. In captivity, pet hedgehogs require a more balanced diet to support their health and well-being.

The Importance of a Natural Diet

Incorporating elements of a hedgehog’s natural diet into their captive diet can provide nutritional benefits and mental stimulation. For example, offering live insects can provide physical and mental stimulation and support a hedgehog’s natural hunting instincts.

When creating a captive diet for a hedgehog, it’s essential to consider both their natural dietary habits and their specific nutritional needs.

Nutritional Needs of Hedgehogs

Before feeding any new food to your hedgehog, it’s essential to understand their nutritional requirements. Hedgehogs are insectivores, which means the natural diet of hedgehogs consists mainly of insects, such as crickets, mealworms, and earthworms. In captivity, hedgehogs’ dietary needs should reflect their natural diet to ensure optimal health and well-being.

Their diet should consist of:

  • High-quality commercial hedgehog food
  • Lean protein such as cooked chicken, cooked turkey, or hard-boiled eggs
  • Fruits and vegetables for added fiber, vitamins, and minerals

It’s important to note that while hedgehogs need a high protein diet, they can develop obesity and other health issues if their diet is too high in fat. Therefore, it’s essential to balance their protein intake with other nutrients such as fiber, vitamins, and minerals.

Nutrient Recommended Amount
Protein ~30%
Fiber ~15-20%
Fat Varies depending on the hedgehog’s activity level and metabolism
Calcium-to-Phosphorus Ratio 1:1 to 2:1

The calcium-to-phosphorus ratio is crucial, as an imbalance in these two minerals can lead to serious health issues, such as metabolic bone disease. Providing a varied diet of high-quality commercial food, lean protein, fruits, and vegetables can help ensure hedgehogs receive all of the nutrients they need.

Common Nutrient Deficiencies in Hedgehogs

If hedgehogs don’t receive the proper balance of nutrients, they can develop nutrient deficiencies. The most common deficiencies in hedgehogs include:

  • Calcium
  • Vitamin E
  • Vitamin C
  • Iron

Calcium is essential for hedgehogs to maintain strong bones, teeth, and muscle function, while vitamin E and C act as antioxidants to support their immune system. Iron is essential for healthy blood and energy levels. Providing a varied diet and supplements, if necessary, can help prevent and treat these deficiencies.

Hedgehogs and Protein

As mentioned earlier, protein plays a crucial role in a hedgehog’s diet. It helps in supporting their growth, muscle development, and performs essential bodily functions. While hedgehogs are primarily insectivores, they can also consume small amounts of other animal proteins, including cooked chicken, turkey, and beef.

When it comes to protein-rich foods, it is important to note that every hedgehog has unique dietary requirements. Some hedgehogs may need more protein than others, depending on their age, activity level, and overall health.

It’s essential to provide hedgehogs with a balanced diet that meets their nutritional needs. A balanced diet should contain the right amount of fat, protein, fiber, and other essential nutrients.

When feeding hedgehogs, it’s best to offer them a variety of protein-rich foods. This will help ensure they get all the essential amino acids they need. However, it’s important to introduce new foods gradually, as sudden dietary changes can cause digestive disturbances or other health issues.

In summary, protein is an essential nutrient in a hedgehog’s diet. Offering a balanced variety of protein-rich foods, including cooked chicken, turkey, and beef, can help hedgehogs meet their dietary needs.

Introducing Fish to a Hedgehog’s Diet

Now, let’s address the burning question – can hedgehogs eat fish? As mentioned earlier, hedgehogs are not obligate carnivores but being insectivores by nature, they do require a high protein diet. Fish is an excellent source of protein, and if hedgehogs are raised near water sources, they may hunt fish in the wild.

However, it’s essential to introduce fish slowly into their diet as some hedgehogs may not accept the taste or texture of fish. Fish should be given in small amounts initially, and, if no adverse reactions are observed, gradually increase the quantity.

Preparation of Fish for Hedgehogs

Before feeding fish to your hedgehog, it’s crucial to prepare it properly. Raw fish can contain harmful bacteria and parasites that can lead to serious health issues. Therefore, it’s always best to cook the fish thoroughly and avoid feeding your hedgehog raw fish.

When cooking fish for your hedgehog, avoid adding salt or spices, as these can be harmful to hedgehogs. Also, make sure to remove any bones, as these can cause choking or pose a risk of injury to their digestive systems.

Types of Fish Suitable for Hedgehogs

When choosing fish for your hedgehog, it’s essential to select a type with low mercury content and high protein levels. Here are some fish varieties suitable for hedgehogs:

Fish Protein Content (per 100g) Mercury Level
Tuna 30g Low
Salmon 25g Low
Cod 21g Low
Haddock 21g Low

Remember, feeding your hedgehog too much fish can lead to an imbalance of nutrients in their diet. Therefore, it’s best to offer fish as a treat rather than a regular meal.

Next, we’ll explore the potential risks and benefits of introducing fish into your hedgehog’s diet.

Fish as a Source of Protein for Hedgehogs

Hedgehogs require protein in their diet to support their growth, muscle development, and essential bodily functions. While insects, such as crickets and mealworms, are their primary source of protein in the wild, fish can also be a good source of this nutrient.

When considering fish as a protein source for hedgehogs, it is essential to choose the right type. Hedgehogs are primarily insectivores and not adapted to digesting large amounts of fat, so it’s best to choose a lean fish with a low-fat content.

Fish Type Protein Content (%) Fat Content (%)
Salmon 22 11
Cod 18 0.7
Tuna 23 1.3

As shown in the table above, salmon has a higher fat content than cod or tuna, making it less ideal for hedgehogs. It’s also crucial to prepare the fish properly by cooking it thoroughly, removing any bones and ensuring it is free from any seasonings or additives that could harm your hedgehog.

It’s important to remember that while fish can be a good source of protein for hedgehogs, it should not be the sole source. Variety is key to ensuring your hedgehog gets all the necessary nutrients it needs to maintain optimal health.

Potential Risks of Feeding Fish to Hedgehogs

While fish can provide nutritional benefits to hedgehogs, there are several potential risks to consider before introducing it to their diet.

1. Allergies: Like humans, hedgehogs can have food allergies, and fish is a common allergen. If your hedgehog has never had fish before, start by offering a small amount and monitor their reaction. Look for signs of vomiting, diarrhea, or excessive scratching, which may indicate an allergic reaction.

2. Bones: Fish bones can pose a choking hazard to hedgehogs and cause injury to their digestive tract. Always remove any bones from fish before feeding it to your hedgehog.

3. High-fat content: Certain types of fish, such as salmon, have a high-fat content that can lead to obesity and other health issues, including fatty liver disease. If you choose to offer fish to your hedgehog, select a low-fat variety and feed it as an occasional treat rather than a regular part of their diet.

4. Mercury: Fish can also contain high levels of mercury, which can be toxic to hedgehogs. To reduce the risk of mercury poisoning, avoid feeding your hedgehog fish that are high in mercury, such as tuna and swordfish.

It’s essential to observe your hedgehog closely after introducing fish to their diet and consult with a veterinarian if you notice any adverse reactions or concerns.

Alternatives to Fish in a Hedgehog’s Diet

If you decide against feeding fish to your hedgehog or want to offer variety in their diet, there are alternative protein sources that can meet their nutritional needs. Here are some excellent options:

Protein Source Nutritional Value Preparation
Chicken High in protein, low in fat. Rich in essential vitamins and minerals. Cooked, boneless, and skinless.
Insects Rich in protein, vitamins, and minerals. Low in fat. Live or dried mealworms, crickets, or locusts.
Eggs High in protein and essential amino acids. Also rich in vitamins and minerals. Cooked and scrambled or boiled without seasoning or salt.
Lean Meats Turkey, lean pork, and lean beef are all high in protein and low in fat. Rich in essential nutrients. Cooked, boneless, and skinless.

It’s important to note that hedgehogs are lactose intolerant, so dairy products should be avoided. Additionally, hedgehogs have a sweet tooth and may enjoy small amounts of fruit as a treat but should not make up a significant portion of their diet.

Offering a variety of protein sources in your hedgehog’s diet can help ensure they receive all the essential nutrients they need to thrive. Keep in mind that any changes to your hedgehog’s diet should be made gradually, and always consult with a veterinarian or expert in hedgehog care if you have any concerns.

Guidelines for Feeding Fish to Hedgehogs

Feeding fish to hedgehogs can provide them with essential proteins, but it’s crucial to follow certain guidelines to ensure their safety and well-being.

  • Choose the right type of fish: Not all types of fish are suitable for hedgehogs. Avoid feeding them oily fish such as salmon or trout, as they contain high levels of fat that can be harmful to hedgehogs. Stick to freshwater fish such as cod, haddock, or whitefish as they are leaner and provide the necessary nutrients.
  • Cook the fish thoroughly: Raw fish can harbor harmful bacteria that can cause illness or infection in your hedgehog. Always cook the fish thoroughly to eliminate any potential risks and avoid seasoning or adding any spices.
  • Start with small quantities: When introducing fish to your hedgehog’s diet, start with small portions to assess their reaction and tolerance. Gradually increase the amount over time while monitoring for any adverse effects.
  • Observe their eating habits: Keep an eye on your hedgehog while they eat fish to ensure they are consuming it safely. Some hedgehogs may swallow large pieces that can cause choking or blockage, so ensure the fish is cut into small, manageable pieces.
  • Balance their diet: While fish can provide essential proteins, it should not be the sole source of nutrition for your hedgehog. It’s crucial to offer a variety of protein sources and ensure a balanced diet that includes fiber and vitamins.

Feeding fish to your hedgehog can be a rewarding experience, but it’s essential to follow the guidelines above to protect their health and well-being. If you are unsure about how to introduce fish into your hedgehog’s diet, consult with a veterinarian or an expert in hedgehog care for additional guidance.

Observing Your Hedgehog’s Reaction to Fish

When introducing new foods to your hedgehog’s diet, it’s essential to monitor their reaction and ensure they do not experience any adverse effects. This is particularly important when it comes to fish, as not all hedgehogs react the same way to this food.

Observation is key to determining whether fish is a suitable addition to your hedgehog’s diet. Start by offering a small amount of cooked, boneless fish and monitor your hedgehog’s reaction for at least 24 hours. If your hedgehog shows any signs of diarrhea, vomiting, or other digestive problems, stop feeding them fish immediately and consult with a veterinarian.

If your hedgehog shows no adverse reactions, you can gradually increase the amount of fish in their diet. However, it’s important to keep in mind that fish should not be the primary source of protein in their diet, and it’s recommended to limit fish intake to once or twice a week.

Signs of an Allergic Reaction to Fish

Some hedgehogs may be allergic to fish, which can cause an allergic reaction. Signs of an allergic reaction to fish include:

  • Hives or rash
  • Swelling of the face, lips or tongue
  • Difficulty breathing
  • Itching or scratching

If your hedgehog shows any of these signs after eating fish, it’s important to seek veterinary care immediately.


In conclusion, I hope this article has provided you with valuable insights into whether hedgehogs can eat fish. While it is possible to include fish in their diet, it’s essential to consider their specific nutritional needs and potential risks, and always consult with an expert in hedgehog care.

If you decide to introduce fish into your hedgehog’s diet, remember to choose the right type and prepare it properly to ensure it meets their nutritional requirements. Additionally, it’s crucial to observe your hedgehog’s reaction to the new food and monitor them closely for any adverse effects.

Overall, a healthy and balanced diet is crucial for your hedgehog’s well-being. While fish can provide a good source of protein, there are also alternative protein sources available for variety. Remember to prioritize your hedgehog’s health and safety when making any dietary changes, and consult with a veterinarian if you have any questions or concerns.


Can hedgehogs eat fish?

Yes, hedgehogs can eat fish, but it is important to consider their specific nutritional needs and follow certain guidelines to ensure their safety and well-being.

What is the natural diet of hedgehogs?

In the wild, hedgehogs typically eat a variety of insects, snails, small mammals, and fruits. Their diet typically consists of high-protein and low-fat foods.

What are the nutritional needs of hedgehogs?

Hedgehogs require a diet that is high in protein, low in fat, and contains a balance of vitamins and minerals. They need a well-rounded diet to support their growth and overall health.

Why is protein important for hedgehogs?

Protein is essential for hedgehogs as it supports their growth, muscle development, and vital bodily functions. It is a crucial component of their diet and should be provided in appropriate amounts.

Can hedgehogs safely eat fish as a source of protein?

Yes, fish can be a good source of protein for hedgehogs. However, it is important to choose the right type of fish and prepare it properly to ensure it meets their nutritional needs.

Are there any risks associated with feeding fish to hedgehogs?

There are potential risks when feeding fish to hedgehogs, such as bones, mercury levels, and the risk of introducing parasites. It is important to take precautions and consult with a veterinarian.

What are some alternatives to fish in a hedgehog’s diet?

If you choose not to feed fish or want to offer variety, alternative protein sources for hedgehogs include high-quality cat food, cooked poultry, and insects. It is essential to ensure these alternatives meet their nutritional needs.

What guidelines should I follow when feeding fish to my hedgehog?

When feeding fish to your hedgehog, ensure it is boneless, cooked thoroughly, and offered in appropriate portion sizes. Remove any excess oils and seasonings before serving.

How can I observe my hedgehog’s reaction to fish?

Every hedgehog is unique, and their tolerance to certain foods may vary. Monitor your hedgehog closely when introducing fish into their diet to observe any allergic reactions or digestive issues.

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