Nitari vs Ray's Knotgrass

Alopias pelagicus compared with Polygonum oxyspermum

Taxonomic Classification

Rank	Nitari	Ray's Knotgrass
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Magnoliophyta (被子植物門)
Class	Chondrichthyes (軟骨魚綱)	Magnoliopsida (モクレン綱)
Order	Lamniformes (ネズミザメ目)	Caryophyllales (ナデシコ目)
Family	Alopiidae	Polygonaceae
Genus	Alopias	Polygonum
Species	Alopias pelagicus	Polygonum oxyspermum

Conservation Status

Nitari

EN — Endangered

Ray's Knotgrass

EN — Endangered

Physical Characteristics

Attribute	Nitari	Ray's Knotgrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Nitari

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Colombia and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Ray's Knotgrass

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Nitari

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.