ghost shrimp vs small tortoiseshell

Caprella linearis compared with Aglais urticae

Key Differences

• ghost shrimp is Not Evaluated while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	ghost shrimp	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Malacostraca (Crustaceans)	Insecta (Insects)
Order	Amphipoda (Amphipoda)	Lepidoptera (Butterflies & Moths)
Family	Caprellidae	Nymphalidae (Brush-footed Butterflies)
Genus	Caprella	Aglais
Species	Caprella linearis	Aglais urticae

Evolutionary Relationship

ghost shrimp and small tortoiseshell share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

ghost shrimp

NE — Not Evaluated

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	ghost shrimp	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ghost shrimp

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden