The Capelin Fish is a type of small, coastal fish that is common in the North Atlantic. They are one of the most abundant and economically important fishes in this region.
It is an oily fish with a distinctive flavor, often found for sale in seafood markets or restaurants. Capelin flesh can be used to produce oil or as an ingredient.
It has a high-fat content and thus makes up 75% of its weight. There are many different species of capelin in the North Atlantic, but only one of them is used to produce oil (i.e., “Capelin”).
The specific species that are commonly used in fisheries is known as the “hake” (or “hake-like”) capelin. Before it becomes a source of oil and other products, the fish must be caught and processed into fillets by fish processing plants.
The body shape is similar to most fish, with two tails. The mouth is located in the front part of the fish, while the anus is located in the back.
A long and pointed snout allows them to keep their heads above water when swimming at high speeds. The first dorsal fin cannot be seen or felt since the second dorsal fin hides it.

Capelin has numerous barbell teeth shaped like a comb, making it easier for capelin to break up floating seagrasses and attach to kelp.
Physical Characteristics Capelin Fish
Body shape:
Capelin and most fish are long, thin, and streamlined. Their bodies are elongated as they grow, with no protruding belly or back.
Body color:
Capelin and most fish are light to dark brown. Juveniles are gold-yellow or sand-colored until they mature. There are also capelins of a pale greenish blue to silvery color because of the ultraviolet light that comes from the ocean.
Size:
Capelin and most fish are usually less than three feet long as adults. Capelin proliferate and reach full maturity at a length of about eight inches.
Physical Characteristics:
Capelin has a large mouth set on the front of their face. Their eyes are dark, and they have a small, straight dorsal fin and a small adipose fin on the back. Capelin also have numerous barbell teeth that are shaped like a comb.
Body temperature:
Most fish are cold-blooded animals, which means their body temperature is the same as the temperature around them. Capelin bodies have a higher body temperature than surrounding water because tissues in their blood vessels keep them warm.
Life span:
Most fish live for a few years, but sometimes they can live up to seven years. Capelin is one of these fish and may live between 3 and 6 years.
Bodies:
Capelin and most other fish are typically greenish blue to silver in color when they are young. As they grow, the colors become more olive green. Capelin also can be a pale gray color because of the ultraviolet light from the ocean.
Eyes:
Capelin’s eyes are small and set on the sides of their head, above the mouth. They have tiny dark pupils that help them see dimly at night or deep depths during the day.
Mouth:
Capelin have giant mouths to eat tiny fish and other small prey. Their mouths are located at the front of their heads or on either side, depending on the individual.
Head:
Most capelin have a straight dorsal fin on the top of their heads and a flat, laterally-orientated caudal fin, although some capelin have a forked caudal fin.
Teeth:
Some capelin have barbell teeth shaped like a comb. These teeth break up floating seagrasses and attach to kelp.
Skin:
Their skin is very smooth and has a greenish-blue or silver color because it comprises many tiny scales. These scales help capelin hide from predators and stay warm at night and during colder times of the year.
Diet of Capelin Fish
Capelin is a type of small, coastal fish common in the North Atlantic. They are one of the most abundant and economically important fishes in this region. Capelin feed primarily on other small fish, but they also eat plankton or shrimp.
The capelin catches from North America and Europe makes up over 80% of their diet. Capelin is one of these fish with a lower metabolism rate than other fish, but capelin has an efficient digestive system to help them digest their food.
Breeding of Capelin Fish
Capelin mate once a year, during the summer. They form spawning groups in shallow waters. The females lay their eggs on the ocean floor, with 2 million eggs per female. One female lays about 20 million eggs in total during the season.
Once they are fertilized by male capelin, the eggs take about 12 days to hatch and later become larvae that live in water for 3–5 months.
Do Farming Capelin Fish
Farming capelin is a high-risk process if toxicants are used in their rearing system. Despite this, some companies still farm them because they are more efficient and profitable when compared to other fish species. Capelin Fish Oil
The capelin fish oil produced in Canada is the most popular among consumers. It has a high percentage of omega-3 acids, which is good for health.
Farming Benefit of Capelin Fish
Here are The 10 Best Tips for Farming Benefit
1. Middle-class people can also farm capelin.
2. Capelin farming in countries like Canada has used a significant source of revenue as the oil produced from it is exported to other countries.
3. The capelin farming process is also straightforward. You have to fish them in their natural habitat and let the natural process do its work.
4. It’s a primary method for obtaining high-quality oil with fast time frames without the need for advanced facilities and technology.
5. It’s a sustainable, eco-friendly option that produces high-quality oil with the added benefit of being affordable to the average consumer.
6. It makes up a significant portion of the economy in some countries like Canada and Norway, which export their products to other countries.
7. Capelin farming can be carried out commercially and offer a possible career opportunity for many people in this sector.
8. It is a suitable alternative for people who need fish oils in their daily diet.
9. It can be sold in local markets or exported to other countries like China and Japan.
10. It can also be used in food processing and pharmaceuticals to produce more natural and healthier products than before.
Review the whole breed profile of the Capelin fish in the table below.
Name | Capelin | |
Kingdom | Animalia | |
Phylum | Chordata | |
Class | Actinopterygii | |
Order | Osmeriformes | |
Family | Osmeridae | |
Genus | Mallotus | |
Species | M. villosus | |
Binomial Name | Mallotus villosus | |
Other Names | Also known by many other different names in different parts of the world | |
Breed Purpose | Mainly food, but also used for making fishmeal, and oil | |
Special Notes | Economically very important fish species where it is found, important forage fish, essential as the key food of the Atlantic cod, commercially used for making fishmeal and oil, but also appreciated as human food, the flesh is agreeable in flavor, the roe is considered as a high-value product, up to 5 years average lifespan | |
Weight | About 52 grams | |
Breeding Method | Natural | |
Climate Tolerance | Native climates | |
Body Color | Transparent olive to bottle greenback and the sides and belly is silvery-white |
Conclusion
Capelin Fish Farming is a high-risk process if toxicants are used in their rearing system. Despite this, some companies still farm them because they are more efficient and profitable when compared to other fish species.
Nowadays, capelin farming is prevalent and is used as a significant source of revenue in some countries. The capelin fish oil produced in Canada is the most popular among consumers.
It has a high percentage of omega-3 acids, which is good for health. Thank you for Reading This Article.