Kauaʻi Conservation Atlas

Kauaʻi record · KCA-IA-00585

Major minor

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Major minor (Major minor) · AI-generated Atlas reconstruction
Major minor (Major minor) · AI-generated Atlas reconstruction · Kauaʻi Conservation Atlas · AI-generated Atlas reconstruction · Atlas ecological plate v1.5.3 · Image source

About Major minor

Major minor is a member of Dolichopodidae in the order Diptera. Its recorded origin status on Kauaʻi is endemic hawaiian; kauaʻi documented.

Major minor is a native Hawaiian long-legged fly recorded from Kauaʻi streams. Older Kauaʻi reports use Eurynogaster minor; current taxonomy places the species in the monotypic genus Major. Long-legged flies are generally predatory as adults, hunting small arthropods on vegetation, soil, or wet surfaces. Larvae often occur in moist soil, decaying plant material, or aquatic margins. On Kauaʻi, observations are most useful when they record exact wet/forest microhabitat, elevation/locality, sex, and diagnostic genital/wing characters where needed. Where island-specific host, prey, breeding-site, abundance, or seasonal information is not yet firmly documented, those details should remain tied to direct specimens and field observations rather than inferred from populations elsewhere.

Kauaʻi occurrence evidence: Kauaʻikinanā Stream survey records the species under its former name Eurynogaster minor; Evenhuis 2005 transferred it to the monotypic genus Major.

The cited occurrence evidence does not by itself establish current abundance or population trend on Kauaʻi.

Life cycle

Egg; larva; pupa; adult.

Habitat

Vegetation, stream margins, seeps, wet rock, soil, or forest surfaces depending on species.

Food and ecological role

Adults usually prey on small arthropods; larval feeding is often predatory or scavenging.

Reproduction

Eggs are placed in moist substrates suitable for larvae.

Movement

Adults are agile fliers; some endemic lineages occupy very restricted wet habitats.

Ecosystem role

Small-arthropod predator in terrestrial and riparian food webs.

Threats and impacts

Narrow wet-habitat endemics may be sensitive to hydrologic and microclimatic change.

Monitoring

Record exact wet/forest microhabitat, elevation/locality, sex, and diagnostic genital/wing characters where needed.

Names and classification

Scientific name
Major minor
Other names
Eurynogaster minor
Family
Dolichopodidae
Order
Diptera
Record type
species

Kauaʻi occurrence and status

Kauaʻi occurrence
Present
Origin
Endemic Hawaiian; Kauaʻi documented
Conservation status
Not assessed

Process and seasonal context

Seasonal description
Major minor is a member of Dolichopodidae in the order Diptera. Its recorded origin status on Kauaʻi is endemic hawaiian; kauaʻi documented.

Sources and further reading

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