Aransas Dwarf Crawfish vs Brown Diving Beetle

Cambarellus ninae compared with Agabus brunneus

Key Differences

• Aransas Dwarf Crawfish is Least Concern while Brown Diving Beetle is Extinct.

Taxonomic Classification

Rank	Aransas Dwarf Crawfish	Brown Diving Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Malacostraca (Crustaceans)	Insecta (Insects)
Order	Decapoda (Decapoda)	Coleoptera (Beetles)
Family	Cambaridae	Dytiscidae
Genus	Cambarellus	Agabus
Species	Cambarellus ninae	Agabus brunneus

Evolutionary Relationship

Aransas Dwarf Crawfish and Brown Diving Beetle share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Aransas Dwarf Crawfish

LC — Least Concern

Brown Diving Beetle

EX — Extinct

Physical Characteristics

Attribute	Aransas Dwarf Crawfish	Brown Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aransas Dwarf Crawfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in Norway.

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Aransas Dwarf Crawfish

The Aransas Dwarf Crawfish (Cambarellus ninae) is a species in the genus Cambarellus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.

Brown Diving Beetle

The Brown Diving Beetle (Agabus brunneus) is a species in the genus Agabus. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.