dynstrimharkrank
VU

dynstrimharkrank

Nephrotoma quadristriata

Unknown

Photo: iNaturalist: (c) Michel Langeveld, some rights reserved (CC BY), uploaded by Michel Langeveld

Overview

The dynstrimharkrank (Nephrotoma quadristriata) is a distinctive crane fly species characterized by its elongated legs and four prominent dark stripes running along its thorax. These delicate dipterans play a crucial ecological role as both pollinators in their adult stage and as decomposers during their larval phase, helping to break down organic matter in soil ecosystems.

Nephrotoma quadristriata faces increasing pressure from habitat degradation and loss of suitable wetland breeding sites due to agricultural expansion and urban development. Climate change and pollution of freshwater systems further threaten this crane fly species, which requires specific moisture and temperature conditions for successful reproduction.

Threat summary

Habitat

This species inhabits moist grasslands, meadows, and areas adjacent to freshwater wetlands, streams, and marshy ground where larvae develop in saturated soils. Adults are typically found in riparian zones and wet pastures with abundant organic matter in the soil substrate.

Frequently asked questions

Why is dynstrimharkrank classified as Vulnerable?
dynstrimharkrank 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. Nephrotoma quadristriata faces increasing pressure from habitat degradation and loss of suitable wetland breeding sites due to agricultural expansion and urban development. Climate change and pollution of freshwater systems further threaten this crane fly species, which requires specific moisture and temperature conditions for successful reproduction.
Where does dynstrimharkrank live?
dynstrimharkrank occurs in Austria, Belgium, Czechia, Denmark, Estonia, and Finland (plus 10 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 dynstrimharkrank?
The main threats to dynstrimharkrank 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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