Auster Olympia oyster vs European flat oyster

Ostrea conchaphila compared with Ostrea edulis

Key Differences

• Auster Olympia oyster is Data Deficient while European flat oyster is Near Threatened.

Taxonomic Classification

Rank	Auster Olympia oyster	European flat oyster
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Mollusca (软体动物门)	Mollusca (软体动物门)
Class same	Bivalvia (双壳纲)	Bivalvia (双壳纲)
Order same	Ostreida (牡蠣目)	Ostreida (牡蠣目)
Family same	Ostreidae	Ostreidae
Genus same	Ostrea	Ostrea
Species	Ostrea conchaphila	Ostrea edulis

Evolutionary Relationship

Auster Olympia oyster and European flat oyster share a common ancestor at the Genus level: Ostrea.

Conservation Status

Auster Olympia oyster

DD — Data Deficient

European flat oyster

NT — Near Threatened

Physical Characteristics

Attribute	Auster Olympia oyster	European flat oyster
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Auster Olympia oyster

European flat oyster

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 6 distinct biome types spanning the Afrotropic and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Mauritius, Namibia), Asia (Israel), Europe (9 countries), North America (Canada, Mexico, United States), and Oceania and the Pacific (Australia, Fiji, Tonga). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Auster Olympia oyster

The Auster Olympia oyster (Ostrea conchaphila) is a species in the genus Ostrea. Its conservation status is listed as Data Deficient on the IUCN Red List.

European flat oyster

欧洲平牡蛎（Ostrea edulis）在IUCN红色名录中被列为近危（NT）物种。接近受威胁标准，若无保护行动，种群可能变得脆弱。