Mogera etigo


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Mogera etigo
Species Authority: Yoshiyuki & Imaizumi, 1991
Common Name(s):
English Etigo Mole, Echigo Mole
Taxonomic Notes: This taxon is sometimes regarded as a subspecies of Mogera tokudae (see Hutterer, 2005), but sufficient karyotypic differences exist to warrant species recognition.

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Hashimoto, T. & Abe, H.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Chanson, J. (Global Mammal Assessment Team)
Listed as Endangered as the species has an extent of occurrence of around 1,000 km², and its range is severely fragmented, and there is ongoing decline in the area and quality of its habitat.
1996 Endangered

Geographic Range [top]

Range Description: This species is endemic to Japan, where it is found only on the Echigo Plain (Niigata prefecture) on Honshu. The main range is the region surrounded by the line connected with Shibata, Gosen, Niitsu, Kamo, Sanjo, Yahiko and Niigata, excluding coastal areas with sandy soils (Abe et al. 2005). The elevational range is from sea level up to 30 m asl.
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is common within its range, though it is thought to be declining.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: The range is confined to the low alluvial plain of some 870 km² with deep, soft soils.
Systems: Terrestrial

Threats [top]

Major Threat(s): Populations and habitats are diminishing due to the conversion of ridges of cultivated fields (the species preferred habitat), through the increasing use of agricultural machines, to inappropriate habitats with hard soils. The use of agricultural pesticides also damages the habitat.

Conservation Actions [top]

Conservation Actions: It is not recorded from any protected area, although it occurs adjacent to Quasi National Park. It is listed as Endangered (EN) in the Japanese Red List (2007).

Citation: Hashimoto, T. & Abe, H. 2008. Mogera etigo. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 02 April 2015.
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