Hourglass Dolphin vs

Lagenorhynchus cruciger compared with Nitzschia parvula

Key Differences

• Hourglass Dolphin is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Hourglass Dolphin
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Mammalia (Mammals)	Bacillariophyceae (Bacillariophyceae)
Order	Cetacea (Whales & Dolphins)	Bacillariales (Bacillariales)
Family	Delphinidae (Oceanic Dolphins)	Bacillariaceae
Genus	Lagenorhynchus	Nitzschia
Species	Lagenorhynchus cruciger	Nitzschia parvula

Conservation Status

Hourglass Dolphin

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Hourglass Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Portugal, and Sweden.

Nitzschia parvula is a small freshwater diatom in the family Bacillariaceae, characterized by its linear to lanceolate valve with a keel and raphe along the valve margin. It inhabits benthic and epiphytic communities in rivers, lakes, and wetlands.