Top 10 Largest Oysters Species in the World 2024

In 2024, the world continues to marvel at the vast diversity of marine life, with oysters standing out as one of nature’s most fascinating creations.

Among the countless species that live in our oceans, some species stand out for their impressive size and unique characteristics.

From the icy waters of the North Pacific to the warm seas of the Southern Hemisphere, the top 10 largest oyster species captivate both scientists and seafood enthusiasts with their extraordinary size and ecological importance.

Let’s delve into the depths of these magnificent creatures, exploring their habitats, sizes and amazing features that make them unparalleled wonders of the underwater world.

List of Top 10 Largest Oysters Species in the World 2024

Pacific Oyster (Magallana gigas)

Top 10 Largest Oysters Species in the World 2024

The Pacific oyster (Magellana gigas) is one of the largest oysters in the world, native to the northwestern Pacific region. This species is the most widely transplanted shellfish worldwide, known in at least 52 countries.

It has established breeding populations in various regions, including the US-Canada, Australia-New Zealand, Europe, Argentina-Brazil, and South Africa.

Adult Pacific oysters can grow up to 450 mm, with the largest recorded specimen measuring 35.5 cm in length and 10.7 cm in width.

The world’s largest oyster, measuring 14 inches long and weighing 3.5 pounds, was found off Denmark.

Olympia Oyster (Ostrea lurida)

Top 10 Largest Oysters Species in the World 2024

The Olympia oyster (Austria lurida) is recognized as the only oyster of the temperate west coast of North America.

Although it is not among the largest oysters in the world, it holds significance as a local gem and an integral part of the marine ecosystem.

The world’s largest oysters are found in the waters of the Pacific Northwest, particularly in Washington state.

Although the Olympia oyster is not the largest, it is a unique and valuable species due to its historical and ecological importance in the region.

The world’s largest oyster, a Pacific oyster, measures 35.5 cm (13.97 in) in length and 10.7 cm (4.21 in) in width, demonstrating the extraordinary size that certain oyster species can attain.

European Flat Oyster (Ostrea edulis)

The European flat mussel (Austria edulis), also known as bellon, is a native mussel of Europe, found in the northeastern Atlantic from Norway to Morocco, and in the Mediterranean and Black Seas.

While not the world’s largest oyster, it is a significant species with a strong historical and cultural presence.

Top 10 Largest Oysters Species in the World 2024

European flat oysters are famously grown in Brittany, France, and true Ballon oysters are farmed in the Ballon River in France under the AOC protected name.

The largest oyster on record is a Pacific oyster, measuring 35.5 cm (13.97 in) in length and 10.7 cm (4.21 in) in width, found off the coast of Denmark.

Gigas Oyster (Crassostrea gigas)

The Pacific oyster (Crassostrea gigas) holds the record for the world’s largest oyster, with a specimen 35.5 cm (13.97 in) long and 10.7 cm (4.21 in) wide discovered off the coast of Denmark in 2013.

The remarkable discovery, documented by the Vadehavcentre, demonstrates the exceptional size that this species can achieve.

The Pacific oyster is native to the northwest Pacific region, including Russia, China, and Korea, and is known in at least 52 countries, making it the most widely traded shellfish worldwide.

It has established breeding populations in several regions, including the US-Canada, Australia-New Zealand, Europe, Argentina-Brazil and South Africa.

Crassostrea angulata

Top 10 Largest Oysters Species in the World 2024

Crassostrea angulata, also known as the Portuguese mussel, is found in southern European waters and has been considered a distinct species or population of Crassostrea gigas brought from Asian waters 300-400 years ago.

Currently, C. angulata is considered a separate but closely related species and has been found in China.

The largest oyster ever recorded is a Pacific oyster, measuring 35.5 cm (13.97 in) in length and 10.7 cm (4.21 in) in width, found off the coast of Denmark.

The world’s largest oysters are found in the waters of the Pacific Northwest, particularly in Washington state, and the Olympia oyster is the only oyster native to the temperate west coast of North America.

Sydney rock oyster (Saccostrea glomerata)

Top 10 Largest Oysters Species in the World 2024

The Sydney rock oyster (Sacostrea glomerata) is a species of oyster found in South Australian waters and known for its unique flavor and texture.

While not the world’s largest oyster, the Sydney rock oyster can reach an estimated 60 grams in three years and live up to 10 years.

The largest oyster ever recorded is a Pacific oyster, measuring 35.5 cm (13.97 in) in length and 10.7 cm (4.21 in) in width, found off the coast of Denmark.

The world’s largest oysters are found in the waters of the Pacific Northwest, particularly in Washington state.

Rassostrea virginica

Top 10 Largest Oysters Species in the World 2024

Crassostrea virginica, also known as the eastern oyster, is a species of oyster native to the east coast of North America. While not the world’s largest oyster, it is a significant species with a long history of cultivation and consumption in the United States.

The largest oyster ever recorded is a Pacific oyster, measuring 35.5 cm (13.97 in) in length and 10.7 cm (4.21 in) in width, found off the coast of Denmark.

The world’s largest oysters are found in the waters of the Pacific Northwest, particularly in Washington state.

Crassostrea nippona

Top 10 Largest Oysters Species in the World 2024

Crassostrea nippona, also known as the Japanese oyster, is a species native to the Pacific Northwest, including Russia, China, and Korea.

Although the exact size of Crassostrea nippona is not known, the largest oyster ever recorded is a Pacific oyster (Crassostrea gigas), measuring 35.5 cm (13.97 in) in length and 10.7 cm (4.21 in) in width, discovered on the coast. of Denmark.

The Pacific oyster is the most widely farmed oyster in the world, with breeding populations established in regions including the US-Canada, Australia-New Zealand, Europe, Argentina-Brazil, and South Africa.

Conclusion

The diversity of oysters is a testament to the natural wonders of the world, with the largest oysters found in the waters of the Pacific Northwest, especially in Washington.

The discovery of the largest oyster ever recorded, a Pacific oyster measuring 35.5 cm (13.97 in) long and 10.7 cm (4.21 in) wide off the coast of Denmark, highlights the need for more research on the largest oyster species.

This remarkable discovery continues efforts to explore and conserve marine ecosystems, emphasizing the importance of understanding and conserving the unique characteristics of these extraordinary creatures.

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