Calamus vs Kerguelen Tern

Acorus calamus compared with Sterna virgata

Key Differences

Calamus is Least Concern while Kerguelen Tern is Near Threatened.

Taxonomic Classification

Rank	Calamus	Kerguelen Tern
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Aves (Birds)
Order	Acorales (Acorales)	Charadriiformes (Charadriiformes)
Family	Acoraceae	Laridae
Genus	Acorus	Sterna
Species	Acorus calamus	Sterna virgata

Conservation Status

Calamus

LC — Least Concern

Kerguelen Tern

NT — Near Threatened

Physical Characteristics

Attribute	Calamus	Kerguelen Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Calamus

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (5 countries), Europe (30 countries), and North America (Canada, United States).

Kerguelen Tern

Habitat

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

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Calamus

The Calamus (Acorus calamus) is a species in the genus Acorus. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.