IUCN SSC Mid-Atlantic Island Invertebrates Specialist Group

Species

BackNapaeus doliolum Henriquez, 1993

Napaeus doliolum Henriquez, 1993

  • Kingdom: Animalia
  • Phylum:
  • Class: Mollusca
  • Order: Gastropoda
  • Family: Enidae
EN Endangered
IUCN Red List Status:

Countries of Occurrence:
Spain - Canaries

Archipelago(s):
Canaries

Assessor/s:
Groh, K. & Alonso, M.R.

Reviewer/s:
Gómez Moliner, B.J., Neubert, E., Seddon, M.B. & Cuttelod, A.

Contributor/s:

Facilitators / Compilers/s:


Assessment Rationale:

This species is endemic to Tenerife, it is known from two locations, in an area of occupancy of 8 km2. The population is believed to be declining due to habitat loss, Gomez et al. (2001) note the species has been declining over the last 10 years with the construction of new buildings associated with the harbour of Santa Cruz. It is therefore considered as Endangered (EN) B2ab(iii).

Geographic Range:

This species is endemic to Tenerife, where it is recorded from the Anaga Mountains on the southern slopes.

Regions:
Spain - Canaries
Extent of Occurrence (EOO):
(km2)
Area of Occupancy (AOO):
8 (km2)
Elevation Lower Limit:
50 (m)
Elevation Upper Limit:
200 (m)
Biogeographic Realms:
Paleartic
Presence:
Extant
Origin:
Endemic Canaries
Seasonality:
Resident

Population:

The population is believed to be declining due to habitat loss.

Habitat and Ecology

This species is present in the piso basa.

Major Threat(s):

The population is believed to be declining due to habitat loss, Gomez et al. (2001) note the species has been declining over the last 10 years with the construction of new buildings associated with the harbour of Santa Cruz. Quarries and road constructions, as well as tourist activities are also impacting the species.

Conservation Actions

There are no conservation actions. Protection of the habitat of this species is urgently necessary, due to the numerous threats the species is facing.