10 Most Expensive Saltwater Fish (And Their Cheaper Alternatives)

Written By

Mathew Abraham

Updated on

Mathew Abraham

Meet Mathew, Cat Dad and Animal Advocate! Mathew is the editor at PawDown, overseeing content strategy and quality. He's in charge of carefully curating the best pet stories, tips, and advice for you.

A Beautiful Conspicuous Angelfish
seawithyu/Instagram

The world of saltwater fish is filled with mesmerizing colors, rare beauty, and price tags that can rival luxury cars. Some of the most expensive species are prized for their rarity, vibrant hues, and near-impossible breeding conditions. But while these aquatic gems may be out of reach for most, there are stunning alternatives that offer a similar visual appeal without the sky-high cost. Dive into options below of breathtaking saltwater fish and their more affordable lookalikes!

1. Peppermint Angelfish

AverageRiceFarmer/Reddit

The Peppermint Angelfish is a rare treasure, costing up to $30,000 due to its limited availability around the Hawaiian Islands and the difficulty of breeding it in captivity. Its stunning red, white, and black hues make it look like a piece of living art. However, for a more affordable option, the Flame Angelfish offers a similar vibrant red and orange palette. Though not as rare, it provides a strikingly beautiful appearance at a much more accessible price, making it a fantastic choice for any aquarium.

2. Masked Angelfish

Masked_Angelfish_Genicanthus_personatus_-_GRB.jpg
George Berninger Jr. – CC BY-SA 3.0,/Wikimedia Commons

The Masked Angelfish is one of the most expensive species, priced up to $20,000 because of its scarcity in the Philippines and the challenges involved in breeding it. Its black and yellow coloration makes it highly coveted. For a budget-friendly alternative, the Swallowtail Angelfish shares a similar elegant shape and vibrant color palette. While it doesn’t feature the distinct black mask, its graceful look and availability at a lower price still provide a visually stunning option for hobbyists.

3. Clarion Angelfish

Clarion_angelfish
Elias Levy -, CC BY 2.0/ Wikimedia Commons

The Clarion Angelfish, with its vibrant blue and yellow coloring, is a breathtaking species that costs between $2,500 and $5,000. Found exclusively around Clarion Island, its rarity and difficulty in breeding make it one of the most expensive fish. However, the Queen Angelfish, which shares similar bright colors with a bold, distinct pattern, offers a more affordable alternative. At $100–$200, it’s a stunning, accessible choice that doesn’t compromise on beauty or uniqueness.

4. Wrought Iron Butterflyfish

Wrought Iron Butterflyfish
yuichi 0613 -, CC BY 2.0/Wikimedia Commons

The Wrought Iron Butterflyfish is prized for its intricate, metallic-like pattern and rarity, costing up to $3,000. Found only in specific regions, its elusive nature adds to its value. For those seeking a similar appearance without the hefty price, the Copperband Butterflyfish is a great option. With its elegant, elongated body and striking orange and white patterns, the Copperband Butterflyfish mimics the look of the Wrought Iron Butterflyfish at a fraction of the cost, making it a fantastic, more affordable alternative.

5. Neptune Grouper

Neptune grouper
John E. Randall – CC BY-SA 3.0/ Wikimedia Commons

The Neptune Grouper, a prized catch for fish enthusiasts, can reach prices of up to $6,000 due to its rarity in the waters surrounding the Philippines. Its majestic, oversized body and unique color patterns make it a standout in any tank. For a more affordable option, the Lyretail Grouper offers a similar robust body and striking colors. Priced at just $100–$150, the Lyretail Grouper is an excellent alternative, giving hobbyists the beauty of a grouper without the extreme price tag.

6. Golden Basslet

golden basslet
Haplochromis – CC BY-SA 4.0/ Wikimedia Commons

The Golden Basslet is a rare, golden-hued fish that can cost between $8,000 and $10,000. Its rarity is due to its limited distribution in the Caribbean and the difficulty in breeding it in captivity. However, the Royal Gramma is a wonderful alternative. With its similar vibrant purple and yellow coloration, it offers the same bold visual appeal at a much more affordable price, typically $30–$40. The Royal Gramma’s hardiness and stunning colors make it a perfect addition to any aquarium.

7. Candy Basslet

A Candy Basslet
visionaquaticsaquaticshop/Instagram

The Candy Basslet is an incredibly rare and expensive fish, costing anywhere from $1,000 to $1,500. Known for its small size and vibrant coloration, it’s found only in specific areas of the Caribbean. For an affordable alternative, the Swissguard Basslet provides a similarly beautiful appearance, with vibrant red and yellow hues. Though more common and priced at $100–$150, the Swissguard Basslet is an equally stunning option for those who want an eye-catching fish without the high cost.

8. Japanese Interruptus Angelfish

A Japanese Interruptus Angelfish
Juuyoh TANAKA – CC BY 2.0/Wikimedia Commons

The Japanese Interruptus Angelfish is a stunning, rare species priced at $3,000–$4,000 due to its limited habitat around Japan and the difficulty of breeding it in captivity. Its bright yellow and black coloration makes it an impressive addition to any tank. For a more affordable alternative, the Coral Beauty Angelfish offers a similar vibrant color palette and graceful body. Priced at $40–$60, the Coral Beauty is more readily available, making it a perfect choice for those who want beauty without the high price tag.

9. Conspicuous Angelfish

A Conspicuous Angelfish
newhollandpublishers/Instagram

The Conspicuous Angelfish, known for its vibrant colors and unique markings, can cost up to $2,000. Found only in select areas of the Pacific Ocean, its rarity and difficulty in breeding contribute to its high cost. The Blueface Angelfish, priced at $150–$200, offers a similar visual appeal with its bold blue and yellow markings. While not as rare, the Blueface Angelfish provides a comparable, striking appearance at a much more affordable price, making it a great alternative for any aquarium enthusiast.

10. Gem Tang

A Gem Tang
Benutzer Hausi, CC BY-SA 3.0/Wikimedia Commons

The Gem Tang is one of the most expensive tangs in the world, costing between $1,000 and $2,000 due to its rarity in the waters of Mauritius. Its striking black body with yellow accents and stunning, jewel-like scales make it highly sought after. For a more affordable option, the Sailfin Tang offers a similar body shape and vibrant coloring. Priced at $60–$100, the Sailfin Tang provides a comparable dynamic look and is more accessible, making it an excellent alternative for hobbyists on a budget.

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