Big Water Crayfish vs Grosse Tümmler, Grosstümmler

Cambarus robustus compared with Tursiops truncatus

Taxonomic Classification

Rank	Big Water Crayfish	Grosse Tümmler, Grosstümmler
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Arthropoda (Gliederfüßer)	Chordata (Chordatiere)
Class	Malacostraca (Höhere Krebse)	Mammalia (Säugetiere)
Order	Decapoda (Zehnfußkrebse)	Cetacea (Whales & Dolphins)
Family	Cambaridae	Delphinidae (Oceanic Dolphins)
Genus	Cambarus	Tursiops (Bottlenose Dolphins)
Species	Cambarus robustus	Tursiops truncatus

Evolutionary Relationship

Big Water Crayfish and Grosse Tümmler, Grosstümmler share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Big Water Crayfish

LC — Least Concern

Grosse Tümmler, Grosstümmler

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Big Water Crayfish	Grosse Tümmler, Grosstümmler
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Big Water Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in United States.

Grosse Tümmler, Grosstümmler

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Big Water Crayfish

The Big Water Crayfish (Cambarus robustus) is a species in the genus Cambarus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.

Grosse Tümmler, Grosstümmler

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.