Azorean predacious diving beetle vs thick-lipped risso snail

Agabus godmanni compared with Rissoa membranacea

Key Differences

• Azorean predacious diving beetle is Endangered while thick-lipped risso snail is Least Concern.

Taxonomic Classification

Rank	Azorean predacious diving beetle	thick-lipped risso snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Coleoptera (Beetles)	Littorinimorpha (Littorinimorpha)
Family	Dytiscidae	Rissoidae
Genus	Agabus	Rissoa
Species	Agabus godmanni	Rissoa membranacea

Evolutionary Relationship

Azorean predacious diving beetle and thick-lipped risso snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Azorean predacious diving beetle

EN — Endangered

thick-lipped risso snail

LC — Least Concern

Physical Characteristics

Attribute	Azorean predacious diving beetle	thick-lipped risso snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Azorean predacious diving beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

thick-lipped risso snail

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden.

Azorean predacious diving beetle

The Azorean predacious diving beetle (Agabus godmanni) is a species in the genus Agabus. It is currently classified as Endangered on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.