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Sphaerophoria chongjini

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Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Sphaerophoria chongjini faces significant pressure from agricultural intensification and pesticide use across its limited range in East Asia. Urban expansion and industrial development have fragmented its preferred wetland and grassland habitats, while climate change is altering the seasonal flowering patterns of native plants crucial for its survival. The species' specialized feeding requirements make it particularly vulnerable to changes in plant community composition.

Threat summary

Habitat

This hoverfly species inhabits wetland margins, grasslands, and agricultural edges across parts of East Asia, particularly favoring areas with diverse flowering plants. It requires access to both aquatic breeding sites and terrestrial nectar sources, making it dependent on intact habitat mosaics.

Frequently asked questions

Why is Sphaerophoria chongjini classified as Vulnerable?
Sphaerophoria chongjini is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. Sphaerophoria chongjini faces significant pressure from agricultural intensification and pesticide use across its limited range in East Asia. Urban expansion and industrial development have fragmented its preferred wetland and grassland habitats, while climate change is altering the seasonal flowering patterns of native plants crucial for its survival. The species' specialized feeding requirements make it particularly vulnerable to changes in plant community composition.
Where does Sphaerophoria chongjini live?
Sphaerophoria chongjini occurs in Afghanistan, Åland Islands, China, Estonia, Finland, and France (plus 5 other countries). Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Sphaerophoria chongjini?
The main threats to Sphaerophoria chongjini are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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