Common Sea Groundling vs Pacific Spiny-rat

Scrobipalpa nitentella compared with Proechimys decumanus

Key Differences

• Common Sea Groundling is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Common Sea Groundling	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Gelechiidae	Echimyidae
Genus	Scrobipalpa	Proechimys
Species	Scrobipalpa nitentella	Proechimys decumanus

Evolutionary Relationship

Common Sea Groundling and Pacific Spiny-rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Sea Groundling

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Common Sea Groundling	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Sea Groundling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Common Sea Groundling

<em>Scrobipalpa nitentella</em>, the common sea groundling, is a small moth in the family Gelechiidae, order Lepidoptera, found along the coastal regions of northwestern Europe, with records from Belgium, Denmark, Norway, and Sweden. This species is characteristically associated with coastal and estuarine habitats, particularly saltmarshes and sandy shores where its larval host plants grow. As a member of the diverse Gelechiidae family, <em>Scrobipalpa nitentella</em> typically completes its life cycle on specific coastal plant species, with larvae feeding on or mining leaves and stems. Adults are small, inconspicuous moths that are active primarily at dusk or night. The species is listed as Least Concern by the IUCN, suggesting it is not currently facing significant population pressures, though its reliance on coastal habitats makes it potentially vulnerable to sea-level rise and coastal habitat degradation. Biological traits for this species remain poorly documented in the scientific literature, including specific data on average lifespan, body size, weight, and the precise identity of all larval host plants across its geographic range.