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Crotalus angelensis

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA REPTILIA SQUAMATA VIPERIDAE

Scientific Name: Crotalus angelensis
Species Authority: Klauber 1963

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2007
Date Assessed: 2007-03-01
Assessor/s: Frost, D.R.
Reviewer/s: Cox, N., Chanson, J.S. & Stuart, S.N. (Global Reptile Assessment Coordinating Team)
Justification:
Listed as Least Concern because, although it is known from only one island, the island where it occurs is not known to be inhabited by humans. The species is not considered to be at particular risk from invasive species introductions or from hurricanes and other natural disasters.

Geographic Range [top]

Range Description: The species is endemic to Isla Angel de la Guarda, in the Gulf of California, Mexico, where it has been found from sea-level up to 500 m (Klauber 1963).
Countries:
Native:
Mexico
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is a very abundant species within its small range.
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: This species is fairly ubiquitous in the island, which is dominated by thorn scrub vegetation. It has been found on gravelly beaches along the shore as well in rocky arroyos, washes and on the hillsides of the island's interior (Grismer 2002).
Systems: Terrestrial

Threats [top]

Major Threat(s): There are no major threats to this species. The island where it occurs is not known to be inhabited by humans. The species is not considered to be at particular risk from invasive species introductions or from hurricanes and other natural disasters.

Conservation Actions [top]

Conservation Actions: The species occurs in a protected area.
Citation: Frost, D.R. 2007. Crotalus angelensis. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 20 April 2014.
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