Megalagrion pacificum


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Megalagrion pacificum
Species Authority: (McLachlan, 1883)
Common Name(s):
English Pacific Hawaiian Damselfly

Assessment Information [top]

Red List Category & Criteria: Vulnerable B1+2c ver 2.3
Year Published: 1996
Date Assessed: 1996-08-01
Needs updating
Assessor(s): Odonata Specialist Group

Geographic Range [top]

Range Description: Endemic to the islands of Molokai, Maui and Hawaii, Hawaiian Islands.
United States (Hawaiian Is.)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Current population size is unknown.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: Seepage fed side pools along mid and terminal reach overflow channels of rocky upland streams.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): Degradation of watershed by feral ungulates; alteration of stream terminal reaches for agriculture; introduced poeciliid fishes.

Conservation Actions [top]

Conservation Actions: Protection of forests and streams by state management.

Citation: Odonata Specialist Group 1996. Megalagrion pacificum. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 31 August 2015.
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