Abyssal Skate vs common bottlenose dolphin

Bathyraja ishiharai compared with Tursiops truncatus

Key Differences

• Abyssal Skate is Data Deficient while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Abyssal Skate	common bottlenose dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Elasmobranchii	Mammalia (mamíferos)
Order	Rajiformes (Rajiformes)	Cetacea (Whales & Dolphins)
Family	Arhynchobatidae	Delphinidae (Oceanic Dolphins)
Genus	Bathyraja	Tursiops (Bottlenose Dolphins)
Species	Bathyraja ishiharai	Tursiops truncatus

Evolutionary Relationship

Abyssal Skate and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Abyssal Skate

DD — Data Deficient

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Abyssal Skate	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Abyssal Skate

common bottlenose dolphin

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).

Abyssal Skate

The Abyssal Skate (Bathyraja ishiharai) is a species in the genus Bathyraja. It is classified as Data Deficient on the IUCN Red List. Data Deficient status indicates that available information is currently insufficient to assess the species' extinction risk.

common bottlenose dolphin

A espécie de golfinho mais estudada e reconhecida, os roazes habitam oceanos quentes e temperados de todo o mundo, desde águas costeiras rasas até ao mar aberto. Altamente inteligentes com grandes cérebros em relação ao tamanho corporal, demonstram auto-reconhecimento, comunicação complexa e aprendizagem social. Vivem em sociedades fluidas de fissão-fusão e cooperam para arrebanhar peixes. Uma espécie indicadora chave da saúde dos ecossistemas marinhos.