Four blue-colored fish species: easy to raise and contain a fresh, harmonious beauty

There are many beautiful blue fish species in aquariums and in the depths of the oceans around the world. Blue-colored fish bring a fresh and vibrant beauty that is suitable for decorating aquariums. The following article will provide necessary information about blue fish species, as well as some suitable names for you to keep as pets.

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The species of fish that have a blue color carry the beauty of freshness.

The species of fish that have a blue color carry the beauty of freshness.

The characteristics of blue-colored fish species.

With the blue symbolizing the sky and also the color of the vast ocean, the fish that were born have possessed beautiful and fresh blue color as if carrying a lofty mission belonging to the water sky. Blue fish species often have different shades of blue on their bodies, with long, slender fins and bodies, sometimes mixed with bright colors and a characteristic of having large eyes.

In addition, something that most aquarium owners desire is that blue fish species are generally omnivorous, meaning they are easy to care for and only require a clean water environment to thrive and develop well.

Additionally, some species of blue-colored fish also have white, black, or red stripes or spots on their body, creating unique features that complement their dominant blue color. Their bodies are adorned with a myriad of spots that create an incredibly beautiful watercolor painting.

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Blue-colored fish have long and beautiful bodies.

So, what are some blue-colored fish species that can be kept as pets?

Some of the most prominent blue-colored fish species in the ocean

Below are some prominent blue fish species that we can refer to for ornamental fishkeeping

Neon Tetra

Neon Tetra is one of the fish species that belongs to the s white birdfish family, and is one of the most popular fish in the aquarium hobby. They are known for living and schooling together in groups. When fully grown, this species only reaches a length of up to 4cm, but with their small, cute body shape and sparkling eyes, they shine in a vibrant blue color that creates a special light effect as they swim in the tank, especially in the dark.

This fish is widely distributed in the coastal areas of South America, especially in Brazil, Colombia, and Peru. They live in fresh water and are highly adaptable, making them a great choice for small aquariums. Neon tetras are also easy to care for and friendly, and they are often kept in schools in small aquariums. They eat both raw and dry food, and can typically live for 3-5 years under proper aquarium conditions.

When swimming, neon tetras emit countless shimmering and colorful stripes along their body, sometimes combined with colors like red, black, white, and silver, but the blue color still attracts the maximum attention. They become more beautiful and attractive than any other fish when swimming under LED lights in an aquarium. This is a fish species that can satisfy both novice and professional aquarists.

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Neon tetras can eat any food that is intended for them.

Blue Sailfish

The Blue Sailfish, also known as the blackedge moray, is a fish species with a variety of colors, among which the beautiful blue stands out. It is also a very skilled predator, often hunting at night and eating all smaller fish species as well as other marine animals such as shrimp, crabs, jellyfish, and crustaceans.

The Blue Sailfish is known for its danger and ability to attack humans. This fish species is considered one of the most dangerous fish in the world, as they can cause many painful bites and even death if not treated promptly.

However, the Blue Sailfish is also a very beautiful and popular fish in the aquaculture and fish farming industry. They are often raised in aquariums or fish tanks for display because of their striking colors, unique shape, and stunning blue. However, the Blue Sailfish is a poisonous species and should not be caught or approached if you do not have experience. If you have enough knowledge about caring for and raising this fish species, you may consider keeping them as ornamental fish.

Currently, the Blue Sailfish is facing many threats, including habitat loss, overfishing, and competition with other fish species. Therefore, it is important to protect and conserve this fish species to preserve biodiversity and protect the marine environment.

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Blue sailfish is a species of fish that should be considered if you want to keep them as ornamental fish.

Blue Tang

Blue Tang, also known as the Blue Dory fish, is one of the most beautiful and popular saltwater fish found in warm waters of the Indian Ocean, the Pacific Ocean, and especially in the oceans around Australia.

Blue Tangs are known for their distinctive bright blue-green color, with yellow and black accents on the upper and lower parts of their bodies. They have a sleek and elongated shape, slightly curved snout, and a slightly pointed tail, with a relatively small body size of only about 15-20cm. They are very active and friendly fish.

Blue Tangs prefer clean water and warm temperatures, and require adequate space and room for swimming, so they should be kept in a properly sized aquarium. They are omnivorous and can eat both raw and dry food. However, to keep them healthy and beautiful, it is recommended to feed them with fresh and raw food such as crab, shrimp, fresh fish, and seaweed.

When raising Blue Tangs, it is important to note that they are sensitive to the environment and water quality. Improper care can lead to skin and intestinal diseases. Therefore, it is important to maintain a clean and balanced pH level in their aquarium to ensure their health and well-being.

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: Blue Tang fish will enjoy swimming and moving around freely in a clean water environment.

Blue Discus

Blue Discus, also known as the Pompadour Fish, has a beautiful appearance and a gentle personality. They are transparent in color when they are young and gradually develop a distinct and vivid coloration as they mature. This fish species has many white and blue stripes on its body, combined with an overall blue to create a unique and striking appearance.

The Blue Discus is becoming one of the most popular ornamental fish in the aquarium trade and can be kept with other fish species. However, it is important to avoid keeping them with fish that are too large or aggressive to prevent them from being attacked and eaten.

The Blue Discus fish is a very easy-to-care-for ornamental fish. This fish can reach a length of about 10 to 15cm and usually lives from 5 to 7 years. They can live in water with a pH of 6.0 to 8.0 and a temperature range of 24 to 30 degrees Celsius. The important thing is to maintain water quality in the aquarium by regularly changing water and using an effective water filtration system.

If you want to keep ornamental fish in your home, then the Blue Discus is an excellent choice. With its beautiful appearance and gentle temperament, it will bring a peaceful and relaxing atmosphere to your living space. Start researching and equipping yourself with an aquarium, including this type of fish.

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Blue Discus is one of the easiest ornamental fish to care for.

In addition, we would like to mention some other beautiful blue-colored fish, such as:

  • Hong Kong blue fish: One of the most beautiful discus fish with bright blue and metallic sheen. They are freshwater fish and popular in ornamental aquariums.
  • Green jade fish: This species has a deep green and blue color on its back and tail. They originate from South America.
  • Galaxy pearl fish: This is a small fish with a blue and black on its body. They originate from Southeast Asia and are often kept in mini aquariums.
  • Blue ray fin fish: This fish has a bright blue and lives in coral reefs. They are one of the good hunting fish.
  • Blue shark fin fish: This fish has a blue and yellow on its body. They are marine fish and usually live in warm water areas.
  • Siamese fighting fish: This fish has a long and curved body, with a dominant color of blue and white. This fish likes to rest in rocks or trees placed in the aquarium.
  • Koi fish: Koi fish have a diverse range of colors, including blue. These colors can be combined to create a complex and unique pattern. Koi fish are often kept in large ponds with plenty of sunlight and shade.
  • Blue seahorse: This is a fish with a shape similar to a small horse, with a dominant color of blue and white. They usually live in small ponds or aquariums.
  • Blue neon tetra: This fish has a small size and a dominant blue color. They can live in both large and small aquariums and can be kept with other ornamental fish.

However, to have a beautiful and healthy fish tank, it is necessary to care for and protect the water in the tank. Water should not be too cloudy or murky, as it can allow bacteria to enter and affect the external skin of the ornamental fish.

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There are countless beautiful species of blue-colored ornamental fish that we can choose.

The above information is what we have gathered from various blue-colored ornamental fish, with vivid colors that will create a highlight for your home aquarium. We hope that this article has left an impression on our readers and we look forward to seeing you in our next topic.