Species

BackNapaeus tremulans (Mousson, 1858)

Napaeus tremulans (Mousson, 1858)

  • Kingdom: Animalia
  • Phylum:
  • Class: Mollusca
  • Order: Gastropoda
  • Family: Enidae
LC Least Concern
IUCN Red List Status:

Countries of Occurrence:
Portugal - Azores

Archipelago(s):
Azores

Assessor/s:
Frias Martins, A.

Reviewer/s:
Neubert, E. & Cuttelod, A.

Contributor/s:

Facilitators / Compilers/s:


Assessment Rationale:

This species is endemic to Santa Maria island, Azores (Extent of occurrence = 97 km2), where it is widespread in many habitat types and faces no major threats, therefore it is considered as Least Concern (LC).

Geographic Range:

This species is known only from Santa Maria island, Azores.

Regions:
Portugal - Azores
Extent of Occurrence (EOO):
97 (km2)
Area of Occupancy (AOO):
(km2)
Elevation Lower Limit:
(m)
Elevation Upper Limit:
(m)
Biogeographic Realms:
Palearctic
Presence:
Extant
Origin:
Endemic Azores
Seasonality:
Resident

Population:

This species is abundant throughout Santa Maria island.

Habitat and Ecology

Napaeus tremulans lives in dry habitats near the shore, under rocks and amid agave plants, as well as in the moist laurisilva forest up in the mountains.

Major Threat(s):

This species is widely dispersed throughout Santa Maria island in almost all types of habitats; no threats are foreseen.

Conservation Actions

No conservation measures are needed.