Dark Dwarf
Elachista subnigrella
Photo: iNaturalist: (c) Ben Sale, some rights reserved (CC BY)
Overview
The Dark Dwarf (Elachista subnigrella) is a small microlepidopteran moth with distinctive dark forewings marked by subtle metallic scaling. As a leaf-mining specialist, larvae create characteristic serpentine mines within grass blades, playing an important role in grassland nutrient cycling and serving as prey for various insectivorous species.
The Dark Dwarf (Elachista subnigrella) faces significant threats from habitat loss and degradation due to agricultural intensification and urban development across its range. Climate change poses additional risks by altering the distribution and phenology of its host plants, while pesticide use in agricultural areas directly impacts both the species and its larval food sources.
Habitat
This micro-moth species inhabits grasslands, meadows, and open woodland edges where its host grasses occur, typically in areas with diverse herbaceous vegetation. It shows preference for semi-natural grassland habitats and field margins that support its specific grass host plants.
Other threatened species in Elachistidae
Threatened in Austria
Frequently asked questions
Why is Dark Dwarf classified as Vulnerable?
Where does Dark Dwarf live?
What are the main threats to Dark Dwarf?
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