Evergoderes cabrerai 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Arthropoda Insecta Orthoptera Tettigoniidae

Scientific Name: Evergoderes cabrerai
Species Authority: Bolívar, 1936
Common Name(s):
English Gran Canaria Bush-cricket

Assessment Information [top]

Red List Category & Criteria: Critically Endangered () A2a; B1ab(i,ii)+2ab(i,ii) ver 3.1
Year Published: 2012
Date Assessed: 2012-06-06
Assessor(s): Jakobs, D.
Reviewer(s): Hochkirch, A. & Odé, B.
Evergoderes cabrerai has not been found since the 1960s despite searches during the last years. It is only known from one locality (Barranco de Agaete, Gran Canaria), but its habitats are unknown. It is possibly extinct, but further searches are planned for the future.
Date last seen: 1960s

Geographic Range [top]

Range Description: Endemic to the Barranco de Agaete, Gran Canaria (Canary Islands).
Countries occurrence:
Spain (Canary Is.)
Estimated area of occupancy (AOO) - km2: 4
Continuing decline in area of occupancy (AOO): Yes
Extreme fluctuations in area of occupancy (AOO): Unknown
Estimated extent of occurrence (EOO) - km2: 4
Continuing decline in extent of occurrence (EOO): Yes
Extreme fluctuations in extent of occurrence (EOO): Unknown
Number of Locations: 1
Continuing decline in number of locations: Unknown
Extreme fluctuations in the number of locations: Unknown
Lower elevation limit (metres): 300
Upper elevation limit (metres): 400
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: The species has not been found since the mid 1960s. It is not clear if it is extinct. Despite searches, no individuals have been found.
Current Population Trend: Unknown
Additional data:
Continuing decline of mature individuals: Unknown
Extreme fluctuations: Unknown Population severely fragmented: Yes
All individuals in one subpopulation: Yes

Habitat and Ecology [top]

Habitat and Ecology: The habitat of this species is unknown.
Systems: Terrestrial
Continuing decline in area, extent and/or quality of habitat: Unknown
Movement patterns: Not a Migrant

Use and Trade [top]

Use and Trade: This species is not utilized.

Threats [top]

Major Threat(s): The reasons for extinction are unknown, possibly human land use and rural development.

Conservation Actions [top]

Conservation Actions: No conservation measures for this species are in place. As a first step it is necessary to perform an intensive search for this species to document its status.

Citation: Jakobs, D. 2012. Evergoderes cabrerai. The IUCN Red List of Threatened Species 2012: e.T16895307A16896983. . Downloaded on 28 November 2015.
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