Bigeye thresher vs Fletcher scale

Alopias pelagicus compared with Parthenolecanium fletcheri

Key Differences

• Bigeye thresher is Endangered while Fletcher scale is Not Evaluated.

Taxonomic Classification

Rank	Bigeye thresher	Fletcher scale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Lamniformes (Mackerel Sharks)	Hemiptera (Hemiptera)
Family	Alopiidae	Coccidae
Genus	Alopias	Parthenolecanium
Species	Alopias pelagicus	Parthenolecanium fletcheri

Evolutionary Relationship

Bigeye thresher and Fletcher scale share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

Fletcher scale

NE — Not Evaluated

Physical Characteristics

Attribute	Bigeye thresher	Fletcher scale
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye thresher

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.

Fletcher scale

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (20 countries) and North America (United States).

Bigeye thresher

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.