Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Arthropoda Insecta Odonata Coenagrionidae

Scientific Name: Megalagrion oceanicum
Species Authority: McLachlan, 1883
Common Name(s):
English Oceanic 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
Previously published Red List assessments:
1994 Indeterminate (I)
1990 Indeterminate (I)
1988 Indeterminate (I)
1986 Indeterminate (I)

Geographic Range [top]

Range Description: Endemic to the island of Oahu, Hawaiian Islands.
Countries occurrence:
United States (Hawaiian Is.)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Probably less than 1,000 individuals remain at present.
Current Population Trend: Decreasing
Additional data:

Habitat and Ecology [top]

Habitat and Ecology: Swift midreach sections of rocky upland streams in mountainous terrain.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): Degradation of watershed by feral ungulates, and introduced poeciliid fishes.

Conservation Actions [top]

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

Citation: Odonata Specialist Group. 1996. Megalagrion oceanicum. The IUCN Red List of Threatened Species 1996: e.T12958A3402487. . Downloaded on 10 October 2015.
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