CR

Kosciuscola sp. nov. 4 'K. cuneatus Bogong Clade'

Unknown

Overview

This grasshopper belongs to the genus Kosciuscola, a group of Acrididae known for their alpine and subalpine distribution in southeastern Australia. Members of this genus are wingless or short-winged grasshoppers adapted to cold montane conditions, and several species display temperature-dependent colour change, shifting body hue as ambient conditions warm and cool. As with related Kosciuscola species, this taxon is likely herbivorous, grazing on low vegetation, and its presence contributes to nutrient cycling and serves as a prey source for birds and other invertebrate predators within its montane ecosystem.

The species is restricted to a narrow range within Australia, associated with the Bogong High Plains region, occupying forest and shrubland habitats at high elevation. Its known distribution appears highly localised, consistent with its classification as Critically Endangered.

Threats to this species are multiple and ongoing. Recreational activities, including foot and vehicle traffic associated with tourism, disturb vegetation and soil in its limited habitat. Invasive non-native species, potentially including predators, competitors, or plants that alter habitat structure, place additional pressure on populations.

Habitat shifting and alteration linked to changing climatic conditions threaten the cool, high-elevation environments this species depends on. Fire and altered fire regimes, including both wildfire and fire suppression practices, further degrade suitable habitat.

Population trend data for this species is currently unknown, and no specific abundance estimates have been published. Conservation attention is developing alongside broader efforts to document and protect Australia's alpine invertebrate fauna, though targeted management measures specific to this taxon are not well established. Given its restricted range and the cumulative pressure of ongoing threats, the species' long-term outlook remains uncertain without further monitoring and habitat protection.

This alpine grasshopper faces ongoing pressure from hikers and other recreational users disturbing its mountain habitat, competition or predation from invasive species, and its cool alpine environment gradually shifting due to changing conditions. Wildfires and the way fires are managed in its high-altitude home also pose an ongoing risk. Since all four threats are listed as currently active and ongoing, the overall pressure on this species appears to be stable to intensifying rather than decreasing.

Threat summary

Habitat

Forest· majorShrubland· major

Conservation measures underway

Site/area protectionHabitat & natural process restoration

Frequently asked questions

Why is Kosciuscola sp. nov. 4 'K. cuneatus Bogong Clade' classified as Critically Endangered?
Kosciuscola sp. nov. 4 'K. cuneatus Bogong Clade' is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. This alpine grasshopper faces ongoing pressure from hikers and other recreational users disturbing its mountain habitat, competition or predation from invasive species, and its cool alpine environment gradually shifting due to changing conditions. Wildfires and the way fires are managed in its high-altitude home also pose an ongoing risk. Since all four threats are listed as currently active and ongoing, the overall pressure on this species appears to be stable to intensifying rather than decreasing.
Where does Kosciuscola sp. nov. 4 'K. cuneatus Bogong Clade' live?
Kosciuscola sp. nov. 4 'K. cuneatus Bogong Clade' occurs in Australia. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Kosciuscola sp. nov. 4 'K. cuneatus Bogong Clade'?
The main threats to Kosciuscola sp. nov. 4 'K. cuneatus Bogong Clade' are 11.1, 6.1, 7.1, and 8.1. The full IUCN-classified threat record for this species is detailed on the species page.

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