Irrawaddy dolphin vs St. Helena Plover

Orcaella brevirostris compared with Charadrius sanctaehelenae

Key Differences

• Irrawaddy dolphin is Endangered while St. Helena Plover is Vulnerable.

Taxonomic Classification

Rank	Irrawaddy dolphin	St. Helena Plover
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Delphinidae (Oceanic Dolphins)	Charadriidae
Genus	Orcaella	Charadrius
Species	Orcaella brevirostris	Charadrius sanctaehelenae

Evolutionary Relationship

Irrawaddy dolphin and St. Helena Plover share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Irrawaddy dolphin

EN — Endangered

St. Helena Plover

VU — Vulnerable

Physical Characteristics

Attribute	Irrawaddy dolphin	St. Helena Plover
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

St. Helena Plover

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

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