Azorean predacious diving beetle vs Black Knot

Agabus godmanni compared with Apiosporina morbosa

Key Differences

• Azorean predacious diving beetle is Endangered while Black Knot is Not Evaluated.

Taxonomic Classification

Rank	Azorean predacious diving beetle	Black Knot
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Ascomycota (Sac Fungi)
Class	Insecta (Insects)	Dothideomycetes (Dothideomycetes)
Order	Coleoptera (Beetles)	Venturiales (Venturiales)
Family	Dytiscidae	Venturiaceae
Genus	Agabus	Apiosporina
Species	Agabus godmanni	Apiosporina morbosa

Conservation Status

Azorean predacious diving beetle

EN — Endangered

Black Knot

NE — Not Evaluated

Physical Characteristics

Attribute	Azorean predacious diving beetle	Black Knot
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.

Black Knot

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and United States.

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.

Black Knot

The Black Knot (Apiosporina morbosa) is a species in the genus Apiosporina. Native to Europe and North America, inhabiting ecosystems characteristic of the region. Its geographic range spans Distributed across Denmark, Norway, and United States.