Great Reed Warbler vs Hardhack

Acrocephalus arundinaceus compared with Spiraea tomentosa

Key Differences

• Great Reed Warbler is Critically Endangered while Hardhack is Not Evaluated.

Taxonomic Classification

Rank	Great Reed Warbler	Hardhack
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Aves (Birds)	Magnoliopsida (Dicots)
Order	Passeriformes (Songbirds)	Rosales (Roses & Allies)
Family	Acrocephalidae	Rosaceae (Rose Family)
Genus	Acrocephalus	Spiraea
Species	Acrocephalus arundinaceus	Spiraea tomentosa

Conservation Status

Great Reed Warbler

CR — Critically Endangered

Hardhack

NE — Not Evaluated

Physical Characteristics

Attribute	Great Reed Warbler	Hardhack
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Great Reed Warbler

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

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

Hardhack

Habitat

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

Range

Found across Europe (9 countries) and North America (United States).

Great Reed Warbler

Great Reed Warbler (Acrocephalus arundinaceus) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden