Black-Veined White vs Bladder Wrack

Aporia crataegi compared with Fucus vesiculosus

Key Differences

• Black-Veined White is Endangered while Bladder Wrack is Least Concern.

Taxonomic Classification

Rank	Black-Veined White	Bladder Wrack
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Arthropoda (Arthropods)	Ochrophyta (Ochrophyta)
Class	Insecta (Insects)	Phaeophyceae (Phaeophyceae)
Order	Lepidoptera (Butterflies & Moths)	Fucales (Fucales)
Family	Pieridae	Fucaceae
Genus	Aporia	Fucus
Species	Aporia crataegi	Fucus vesiculosus

Conservation Status

Black-Veined White

EN — Endangered

Bladder Wrack

LC — Least Concern

Physical Characteristics

Attribute	Black-Veined White	Bladder Wrack
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Veined White

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Asia (Cyprus) and Europe (39 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bladder Wrack

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Black-Veined White

Black-Veined White (Aporia crataegi) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Bladder Wrack

The Bladder Wrack (Fucus vesiculosus) is a species in the genus Fucus. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden