Can hamsters eat fish? Find out now!

Time to read 5 minutes

As you may know, hamsters are omnivores, which means they can benefit from eating meat and plants, however, can hamsters eat fish too?

Can hamsters eat fish

Hamsters can safely eat many different types of food, and it can be fun to discover what kind of food your hamster likes. However, you must be careful because some foods are hazardous for your little hamster, so you must always do your research.

Let’s have a deeper look at ways to feed fish to hamsters. We will look at whether it is safe for hamsters to eat it, whether it is suitable for them, how much they can eat, and if there are any precautions which you must take.

Can hamsters eat fish?

If you need a short answer, you’re all set: Yes, hamsters can eat many kinds of fish, such as tuna, salmon, and shrimp, but only in moderate amounts. Most of their diet should consist of pellets, but fish can be a portion of good, healthy food. Always make sure to cook the fish properly and don’t feed it raw. Also, make sure you don’t season the fish – only feed it bland.

But read on; it’s not enough to know that your hamster can eat fish. You need to know precautions, which fish is best for them, and more! Let’s get into it.


Hamsters are omnivore pets, and as such, they are perfectly capable of digesting and getting nutrients from fish. So yes, hamsters can eat fish, and doing so is very beneficial to them. Fish is packed with many nutrients and is an excellent source of lean protein.

However, while fish is suitable for hamsters, make sure you feed them the right amount. Too much of anything, if not regulated and whether good or bad, is bad for your ham, including fish.

Can hamsters eat fish, Is it suitable?


Generally, dishing a small amount of fish for hamsters every now and then is suitable and with many added health benefits.

First of all, fish is rich in Omega-3. Studies have made it known that omega-3 fatty acids can prevent skeletal muscle damage in hamsters. Most importantly, omega-3s can fight inflammation and autoimmune diseases.

In addition, fish contains high levels of vitamin D, B2, and macro minerals such as magnesium, iron, and zinc, all of which are highly beneficial to hamster health. It is also a great source of protein.


Can hamsters eat fish frequently?

So, now you know that your beloved hamster can eat fish in moderation and without any consequences. That’s great, but there are some precautions you must keep in mind before you begin the feeding process.

Here are four main precautions you should keep in mind when offering fish to your hamster for food.

Make sure to cook the fish to remove harmful parasites and bacteria properly.
Do not season the fish – when it comes to hamster eating fish, less is more; plain fish is the way to go. Seasonings such as salt, pepper, garlic, and lemon are not suitable for your hamster.
Make sure to remove the fish spines. If you don’t, they can pose a choking hazard.
Don’t overfeed. Fish should be a treat occasionally served and not a substitute for their daily diet. Especially if you have a dwarf hamster then you must make sure you feed them only in small amounts.

Can hamsters eat canned fish?

Many seawater fish, such as tuna and sardines, are usually preserved in cans or tins. While it is convenient and completely safe for us humans to eat, this is not the case for hamsters. Canned fish is often preserved in brine or vegetable oil, neither of which is suitable for your hamster. The brine, notably, contains a lot of salt, and too much salt in a hamster’s diet can lead to disaster. Vegetable oil can make your hamster sick and should also be avoided.

Quick tip: Choose freshly cooked fish rather than canned.

Can hamsters eat raw fish?


No. Only feed cooked fish that is unseasoned to your hamster. Raw fish may contain harmful parasites and bacterias that’ll cause havoc in your hamster’s body system when they eat it.

Do hamsters need fish in their diet?

Yes and no.
Hamsters do not necessarily require to have fish in their diet to thrive. Although fish contains nutrients that hamsters can benefit from, many hamsters never eat fish and are very healthy. They can remain healthy with or without fish in their diet as long as you give them a balanced diet.

Can hamsters eat fish? What kinds?


Did you know that the n underwater world has nearly 28,000 species of fish in the world?

Here are the most popular types of fish and whether they are safe for your hamster to eat.

Can hamsters eat tuna?


Tuna is one of the fish that you must handle with care. Unlike many other types of fish, tuna has high levels of mercury. This is because tuna feed on other fish and grow very large. The small amounts of mercury present in the smaller fish they eat can build up in tuna. Ingesting too much mercury can lead to mercury poisoning, even in humans! Since hamsters are much smaller, this danger is more evident to them.

I recommend feeding your hamster different kinds of fish (like salmon), but if you insist on feeding your hamster tuna, be sure to choose bonito. Bonito has lower mercury levels than other types of tuna, such as albacore, yellowfin, and skipjack tuna.

Can hamsters eat salmon?

Hamsters can eat Salmon because Salmon is one of the healthiest fish in the world. It is rich in omega-3 fatty acids as well as healthy fats. If you plan to feed fish to your hamster, salmon is a great choice. In addition, unlike tuna, salmon is very low in mercury.

Can hamsters eat shrimp?

Technically speaking, shrimp is not a fish but a crustacean. Nevertheless, most people consider it in the same food group as fish, so that I will discuss it in this article. A hamster can eat shrimp just fine. It is a fantastic source of iron, protein, magnesium, vitamin B, zinc, and Omega-3, suitable for hamster health.

Shrimp is also low in mercury, which is good because you’re not risking mercury poisoning.

Can hamsters eat cod?

Yes, hamsters can eat cod. cod is a good choice because it is high in vitamin D, healthy fats, and omega-3. Similar to salmon, cod is low in mercury.

Can hamsters eat sardines?

Yes, hamsters can eat sardines. It is low in mercury and rich in many essential nutrients. However, make sure you do not feed them canned sardines. Canned fish is usually preserved in oil or brine. These are not suitable for your hamster. If the sardines are cooked fresh, then your hamster can eat them.

Can hamsters eat mackerel?

Hamsters can eat mackerel but avoid King mackerel. Because of its size, similar to tuna, king mackerel contains a lot of mercury. To avoid mercury poisoning, it is best to pair it with smaller mackerel.

Can hamsters eat fish fingers?


No. The batter and oil on fried fish are high in calories and unhealthy fats and should be avoided. Small bites won’t kill your hamster, but they are bad for them.

Do hamsters like fish?


Most hamsters love to eat fish, but no two hamsters are alike, and they all have their likes and dislikes. Your hamster is most likely not too interested in eating fish. After all, hamsters don’t eat fish at all in the wild, so they may find it a little strange. If your hamster doesn’t like fish, don’t despair. Many other foods can be enjoyed as a treat instead.

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