Ilybius subaeneus
EN — Endangered

Ilybius subaeneus

Local name: häiveliejusukeltaja

Ilybius subaeneus is a species of predaceous diving beetle in the family Dytiscidae. It is found in North America and the Palearctic.

26

Countries

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Ilybius_subaeneus

01 — Classification

Taxonomy & Classification

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Dytiscidae

Genus

Ilybius

Ilybius subaeneus belongs to the family Dytiscidae, order Coleoptera, within the Insecta class.

02 — Description

Species Profile

Ilybius subaeneus is a species of predaceous diving beetle in the family Dytiscidae. It is found in North America and the Palearctic.

Ilybius subaeneus, a diving beetle endemic to Finland, faces severe population declines primarily due to habitat loss and degradation of its specialized aquatic environments. The species is threatened by eutrophication, water pollution, and climate change impacts on northern freshwater ecosystems.

Key Facts

IUCN StatusEndangered (EN)
GroupInsects
04 — Threats

Threats

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IUCN Red List: Endangered

Ilybius subaeneus, a diving beetle endemic to Finland, faces severe population declines primarily due to habitat loss and degradation of its specialized aquatic environments. The species is threatened by eutrophication, water pollution, and climate change impacts on northern freshwater ecosystems.

Eutrophication of water bodies

HighOngoing

Habitat fragmentation and loss of suitable water bodies

HighOngoing

Water pollution from agricultural runoff

HighOngoing

Acidification of freshwater habitats

MediumOngoing

Climate change altering aquatic ecosystem conditions

MediumOngoing
06 — Range

Found in 26 Countries

Åland IslandsAustriaBelarusBelgiumCanadaDenmarkEstoniaFinlandFranceGermanyHungaryIsle of ManItalyLatviaLithuaniaLuxembourgNetherlandsNorwayPolandRussiaSlovakiaSwedenSwitzerlandUkraineUnited KingdomUnited States
Community

Community Sightings

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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

This page: SpeciesRadar (2025). Ilybius subaeneus (Ilybius subaeneus). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/haiveliejusukeltaja

Full citation guide & data usage terms