Common Seahorse vs Streamside Swordfern

Hippocampus kuda compared with Nephrolepis rivularis

Key Differences

• Common Seahorse is Vulnerable while Streamside Swordfern is Not Evaluated.

Taxonomic Classification

Rank	Common Seahorse	Streamside Swordfern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Actinopterygii (Ray-finned Fish)	Polypodiopsida (Polypodiopsida)
Order	Perciformes (Perch-like Fish)	Polypodiales (Polypodiales)
Family	Pomacentridae (Clownfish & Damselfish)	Nephrolepidaceae
Genus	Amphiprion (Clownfish)	Nephrolepis
Species	Hippocampus kuda	Nephrolepis rivularis

Conservation Status

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Streamside Swordfern

NE — Not Evaluated

Physical Characteristics

Attribute	Common Seahorse	Streamside Swordfern
Diet	Carnivore	—
Average Lifespan	5 years	—
Average Length	17 cm	—
Average Weight	10 g	—

Habitat & Geographic Range

Common Seahorse

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, India, Indonesia, Japan, and Philippines. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Streamside Swordfern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Brazil, Colombia, and Cuba.

Common Seahorse

The common seahorse is found in tropical and temperate waters. Males carry and deliver the babies.