Mascarenotus grucheti 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Aves Strigiformes Strigidae

Scientific Name: Mascarenotus grucheti Mourer-Chauviré, Bour, Moutou & Ribes, 1994
Common Name(s):
English Reunion Owl, Réunion Owl
Taxonomic Source(s): Brooks, T. 2000. Extinct species. In: BirdLife International (ed.), Threatened Birds of the World, pp. 701-708. Lynx Edicions and BirdLife International, Barcelona and Cambridge, U.K.

Assessment Information [top]

Red List Category & Criteria: Extinct ver 3.1
Year Published: 2017
Date Assessed: 2016-10-01
Assessor(s): BirdLife International
Reviewer(s): Butchart, S. & Symes, A.
Facilitator/Compiler(s): Brooks, T., Khwaja, N., Mahood, S., Martin, R
This species formerly occurred on the island of Réunion. It was probably driven Extinct after the island was colonised in the early 17th century, as a result of habitat loss, hunting or predation by invasive species.
Previously published Red List assessments:

Geographic Range [top]

Range Description:Mascarenotus grucheti is only known from fossils (Cowles 1987) found on Réunion (to France) (Mourer-Chauviré et al. 1994), and presumably became extinct soon after the island's colonisation in the early 17th century.

Countries occurrence:
Regionally extinct:
Additional data:
Continuing decline in area of occupancy (AOO):Unknown
Extreme fluctuations in area of occupancy (AOO):NoEstimated extent of occurrence (EOO) - km2:
Continuing decline in extent of occurrence (EOO):UnknownExtreme fluctuations in extent of occurrence (EOO):No
Continuing decline in number of locations:Unknown
Extreme fluctuations in the number of locations:No
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:None remain.
Additional data:
Continuing decline of mature individuals:Unknown
Extreme fluctuations:NoPopulation severely fragmented:No
Continuing decline in subpopulations:Unknown
Extreme fluctuations in subpopulations:NoAll individuals in one subpopulation:No

Habitat and Ecology [top]

Habitat and Ecology:Nothing is known, though it is likely to have been a forest species.

Continuing decline in area, extent and/or quality of habitat:Unknown
Generation Length (years):5.8
Movement patterns:Not a Migrant

Threats [top]

Major Threat(s): Hunting, deforestation and the depredations of introduced predators may all be implicated in its decline.

Amended [top]

Amended reason: Altered threats coding table.

Citation: BirdLife International. 2017. Mascarenotus grucheti (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T22728866A119424909. . Downloaded on 26 May 2018.
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