CR — Critically Endangered

Alzoniella marianae

Conservation status data sourced from the IUCN Red List of Threatened Species.

1

Countries

01 — Classification

Taxonomy & Classification

Kingdom

ANIMALIA

Phylum

MOLLUSCA

Class

GASTROPODA

Order

LITTORINIMORPHA

Family

HYDROBIIDAE

Genus

Alzoniella

Alzoniella marianae belongs to the family HYDROBIIDAE, order LITTORINIMORPHA, within the GASTROPODA class.

03 — Habitat

Habitat & Distribution

Wetlands (inland)Major
05 — Conservation

Conservation Actions

Site/area management
Awareness & communications
06 — Range

Found in 1 Country

Spain
07 — National Status

National vs Global Threat Status

How this species is assessed at the national level compared to its IUCN global status (CR).

CountryNational StatusGlobal StatusComparison
EUCRCritically EndangeredCRCritically EndangeredSame
EUCRCritically EndangeredCRCritically EndangeredSame

National Red List data sourced from the National Red List Project (nationalredlist.org, ZSL) and country-specific Red List authorities.

Community

Community Sightings

Report a sighting

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07 — Sources

Sources & Attribution

How to Cite

IUCN: IUCN (2025). The IUCN Red List of Threatened Species. Version 2025-1. Available at: https://www.iucnredlist.org. doi:10.2305/IUCN.UK.2025-1.RLTS

GBIF: GBIF.org (2025). GBIF Home Page. Available at: https://www.gbif.org

National Red Lists: ZSL (2025). National Red List. Zoological Society of London. Available at: https://www.nationalredlist.org

This page: SpeciesRadar (2025). Alzoniella marianae (Alzoniella marianae). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/alzoniella-marianae-4560691

Full citation guide & data usage terms