Flat Abalone vs Red Abalone

Haliotis walallensis compared with Haliotis rufescens

Taxonomic Classification

Rank	Flat Abalone	Red Abalone
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Mollusca (軟体動物)	Mollusca (軟体動物)
Class same	Gastropoda (腹足綱)	Gastropoda (腹足綱)
Order same	Lepetellida (Lepetellida)	Lepetellida (Lepetellida)
Family same	Haliotidae	Haliotidae
Genus same	Haliotis	Haliotis
Species	Haliotis walallensis	Haliotis rufescens

Evolutionary Relationship

Flat Abalone and Red Abalone share a common ancestor at the Genus level: Haliotis.

Conservation Status

Flat Abalone

CR — Critically Endangered

Red Abalone

CR — Critically Endangered

Physical Characteristics

Attribute	Flat Abalone	Red Abalone
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Flat Abalone

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Red Abalone

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and tropical and subtropical dry broadleaf forests, among 9 distinct biome types spanning the Indomalayan and Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Chile, China, Norway, Peru, and Taiwan. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.