21 Most Valuable Aquarium Fish Species

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Aquarium fish enthusiasts know the value of rare and exotic species. These fish are prized for their beauty, uniqueness, and the prestige of owning them. Each of these species boasts unique traits, fascinating origins, and high market values, making them the gems of any aquarium collection.

Asian Arowana

Asian Arowana
Image Editorial Credit: Tatiana Belova / Shutterstock

The Asian Arowana, also known as the Dragon Fish, originates from Southeast Asia. It is found in rivers and lakes in countries like Malaysia, Indonesia, and Thailand. Its elongated body, metallic scales, and graceful swimming make it a visual delight. The fish can reach up to 36 inches in length and comes in several color varieties, including red, gold, and green. Prices for Asian Arowanas can range from $5,000 to $400,000, depending on color and rarity. This species is revered in Asian culture, symbolizing good luck and prosperity. Due to overfishing and habitat loss, it is listed as an endangered species.

Platinum Arowana

Platinum Arowana
Image Editorial Credit: Nantawat Chotsuwan / Shutterstock

The Platinum Arowana is a rare mutation of the Asian Arowana, known for its stunning, all-white appearance. This albino variant lacks pigmentation, giving it a striking, ethereal look. It is highly sought after for its unique beauty and rarity. Native to Southeast Asia, it inhabits freshwater environments similar to its colored counterparts. Prices for Platinum Arowanas are incredibly high, often reaching $400,000 or more. This makes it one of the most expensive aquarium fish in the world. Its rarity and pure white coloration make it a centerpiece in any collection.

Peppermint Angelfish

Peppermint Angelfish
Image Editorial Credit: Vojce / Shutterstock

The Peppermint Angelfish is a vibrant and rare species native to the deep waters of the central Pacific Ocean. It inhabits depths of up to 400 feet, making it difficult to capture. Its striking red and white stripes resemble a peppermint candy, giving it its name. These colors make it one of the most visually appealing fish for aquariums. Due to its rarity and the difficulty of capturing it, the Peppermint Angelfish commands prices up to $30,000. Its unique appearance and limited availability make it a prized possession.

Freshwater Polka Dot Stingray

Freshwater Polka Dot Stingray
Image Editorial Credit: pluuuuuuuuus / Shutterstock

The Freshwater Polka Dot Stingray, also known as the Leopoldi Stingray, hails from the Xingu River basin in Brazil. Its black body adorned with white polka dots makes it easily recognizable and highly desirable. This stingray can grow up to 18 inches in diameter, making it a striking addition to large aquariums. Prices for this species can range from $5,000 to $15,000, depending on size and pattern. Its unique appearance and relative scarcity drive its high market value. Proper care, including a spacious tank and excellent water quality, is crucial for its health.

Masked Angelfish

Masked Angelfish
Image Editorial Credit: chonlasub woravichan / Shutterstock

The Masked Angelfish, native to the Hawaiian Islands, is known for its unique white body and black mask-like markings. This striking fish inhabits depths of 150 feet, making it a rare find. Its elegant appearance and limited availability add to its allure. Prices for the Masked Angelfish can range from $10,000 to $15,000. Its distinct coloration and scarcity drive its high market value. Collectors prize this fish for its beauty and rarity. Proper care and a well-maintained environment are crucial for its survival in captivity.

Golden Basslet

Gramma dejongi
Image Editorial Credit: Podolnaya Elena / Shutterstock

The Golden Basslet, also known as Liopropoma aurora, is a deep-water species from the Caribbean Sea. It boasts a stunning golden-yellow body with iridescent hues, making it a visual gem. This fish is typically found at depths of 300 feet, adding to its rarity. Prices for the Golden Basslet can reach $8,000 due to its unique coloration and challenging capture. Its beauty and scarcity make it a sought-after addition to aquariums. Proper care and acclimation are vital for its well-being.

Clarion Angelfish

Clarion Angelfish
Image Editorial Credit: Pavaphon Supanantananont / Shutterstock

The Clarion Angelfish is native to the waters around Clarion Island in Mexico. It is known for its bright orange body with blue accents, making it a visually stunning species. This fish inhabits coral reefs at depths of up to 60 feet. Prices for the Clarion Angelfish can range from $2,500 to $7,000, depending on size and coloration. Its vibrant appearance and limited distribution make it a sought-after species. Collectors value this fish for its beauty and the effort required to obtain it.

Neptune Grouper

Neptune Grouper
Image Editorial Credit: John E. Randall / Wikimedia Commons

The Neptune Grouper is a striking species found in the deep waters of the Indo-Pacific region. Its vibrant pink and yellow stripes make it a standout in any aquarium. This fish inhabits depths of 260 feet or more, making it difficult to capture. Prices for the Neptune Grouper can reach up to $6,000 due to its vibrant colors and deep-water habitat. Its rarity and stunning appearance make it a prized specimen. Collectors value the Neptune Grouper for its beauty and the challenge of obtaining it.

Gem Tang

Gem Tang
Image Editorial Credit: Pavaphon Supanantananont / Shutterstock

The Gem Tang is a rare and beautiful species found in the waters around Mauritius and Reunion Island. Its deep blue body, adorned with white spots, resembles a starry night sky. This fish can grow up to 8 inches in length, making it a stunning addition to any aquarium. Prices for the Gem Tang can reach up to $5,000, reflecting its rarity and striking appearance. Collectors value this fish for its unique coloration and limited distribution. Proper care and a suitable environment are crucial for its well-being.

Wrought Iron Butterflyfish

Wrought Iron Butterflyfish
Image Editorial Credit: William Cushman / Shutterstock

The Wrought Iron Butterflyfish, native to Japan, is known for its striking black and white coloration. Its unique, iron-like appearance makes it easily recognizable and highly desirable. This species inhabits rocky reefs and coastal areas. Prices for the Wrought Iron Butterflyfish can range from $3,000 to $5,000. Its distinct look and limited availability drive its high market value. Collectors prize this fish for its beauty and rarity. Proper care and a suitable environment are crucial for its well-being.

Conspicuous Angelfish

Conspicuous Angelfish
Image Editorial Credit: Pavaphon Supanantananont / Shutterstock

The Conspicuous Angelfish is native to the waters around Australia and New Caledonia. Its white body, adorned with black and yellow markings, makes it easily recognizable. This species can grow up to 12 inches in length, making it a standout in any aquarium. Prices for the Conspicuous Angelfish can reach up to $4,000 due to its striking appearance and rarity. Collectors value this fish for its beauty and the challenge of keeping it.

Japanese Dragon Eel

Dragon Moray Eel
Image Editorial Credit: chonlasub woravichan / Shutterstock

The Japanese Dragon Eel, also known as the Japanese Moray Eel, originates from the Indo-Pacific region. It is easily recognizable by its vivid red and yellow coloration and dragon-like appearance. This eel can grow up to 36 inches in length, making it a striking addition to any aquarium. Prices for the Japanese Dragon Eel can range from $1,000 to $2,500, depending on size and coloration. Its unique look and rarity make it highly desirable. Collectors prize this eel for its beauty and the challenge of keeping it. 

Scribbled Angelfish

Scribbled Angelfish
Image Editorial Credit: Pavaphon Supanantananont / Shutterstock

The Scribbled Angelfish, found in the waters around Australia and Indonesia, is known for its intricate blue and yellow patterns. This large, colorful fish can grow up to 10 inches in length. Its striking appearance makes it a standout in any aquarium. Prices can range from $1,000 to $2,500, depending on size and coloration. Collectors prize this fish for its beauty and unique patterns. Proper care and a suitable environment are essential for its well-being. 

Black Tang

Black Longnose Tang
Image Editorial Credit: Vladimir Wrangel / Shutterstock

The Black Tang, found in the waters around the Hawaiian Islands, is known for its deep black coloration. This rare and striking fish can grow up to 8 inches in length. Its unique appearance makes it a standout in any aquarium. Prices for the Black Tang can range from $800 to $1,500, depending on size and coloration. 

Candy Basslet

Candy Basslet
Image Editorial Credit: Pavaphon Supanantananont / Shutterstock

The Candy Basslet, found in the Caribbean Sea, is known for its vibrant colors and small size. Its body features bright purple and yellow stripes, making it a visual delight. This species inhabits deep reefs, adding to its rarity. Prices for the Candy Basslet can reach up to $1,000 due to its striking appearance and limited distribution. Collectors value this fish for its beauty and the effort required to capture it. The Candy Basslet’s vivid colors and rarity make it a prized addition to any aquarium.

Blueface Angelfish

Blueface Angelfish
Image Editorial Credit: aquapix / Shutterstock

The Blueface Angelfish, native to the Indo-Pacific region, is known for its striking blue face and yellow body. This large, colorful fish can grow up to 15 inches in length. Its unique appearance makes it a standout in any aquarium. Prices for the Blueface Angelfish can range from $200 to $600, depending on size and coloration. Proper care and a well-maintained environment are crucial for its well-being.

Indian Yellowtail Angelfish

Indian Yellowtail Angelfish
Image Editorial Credit: PAUL ATKINSON / Shutterstock

The Indian Yellowtail Angelfish, native to the Indian Ocean, is known for its bright yellow tail and deep blue body. This striking fish can grow up to 8 inches in length. Its vibrant colors and elegant form make it a visual delight. Prices for the Indian Yellowtail Angelfish can range from $200 to $500, depending on size and coloration. Collectors value this fish for its beauty and the effort required to capture it. Proper care and a well-maintained environment are essential for its health. 

Purple Tang

Purple Tang
Image Editorial Credit: uatari / Shutterstock

The Purple Tang, native to the Red Sea and Arabian Sea, is known for its deep purple coloration. This striking fish can grow up to 10 inches in length. Its unique appearance makes it a popular choice for reef aquariums. Prices ranges from $200 to $500, depending on size and coloration. The Purple Tang’s vibrant color and lively nature drive its high market value.

Flame Angelfish

Flame Angelfish
Image Editorial Credit: PAUL ATKINSON / Shutterstock

The Flame Angelfish, found in the Pacific Ocean, is known for its vibrant red and orange body with vertical black stripes. This small, colorful fish can grow up to 4 inches in length. Its striking appearance makes it a popular choice for reef aquariums. Prices for the Flame Angelfish can range from $100 to $300, depending on size and coloration. The Flame Angelfish’s bright colors and lively nature make it a favorite among aquarists.

Blue Diamond Discus

Blue Diamond Discus
Image Editorial Credit: art nick / Shutterstock

The Blue Diamond Discus originates from the warm, slow-moving waters of the Amazon River basin in South America. Known for its stunning blue coloration and rounded, disc-like shape, it stands out among aquarium fish. This species can grow up to 8 inches in diameter, making it a prominent feature in any tank. Its bright, iridescent blue scales catch the light beautifully, creating a mesmerizing display. Prices range from $100 to $300, depending on size and coloration. 

Hawaiian Cleaner Wrasse

Hawaiian Cleaner Wrasse
Image Editorial Credit: AM Smith / Wikimedia Commons

The Hawaiian Cleaner Wrasse, found in the waters around Hawaii, is known for its vibrant blue and yellow coloration. This small, slender fish can grow up to 5 inches in length. Its unique role as a cleaner fish, removing parasites from other fish, makes it an interesting addition to any aquarium. Prices for the Hawaiian Cleaner Wrasse can range from $100 to $200, depending on size and coloration. The Hawaiian Cleaner Wrasse’s bright colors and unique role make it a prized specimen.

This article originally appeared on Rarest.org.

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