Ferocactus chrysacanthus 


Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Caryophyllales Cactaceae

Scientific Name: Ferocactus chrysacanthus
Species Authority: (Orcutt) Britton & Rose
Echinocactus chrysacanthus Orcutt
Taxonomic Source(s): Hunt, D., Taylor, N. and Charles, G. (compilers and editors). 2006. The New Cactus Lexicon. dh Books, Milborne Port, UK.
Taxonomic Notes: Two subspecies are recognized, the nominate form and subsp. grandiflorus (G.E.Linds) N.P.Taylor.

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii,v) ver 3.1
Year Published: 2013
Date Assessed: 2012-02-06
Assessor(s): León de la Luz, J.L., Gómez-Hinostrosa, C. & Hernández, H.M.
Reviewer(s): Chanson, J.S.
Facilitator/Compiler(s): Goettsch, B.K.
This species is listed as Endangered because it has an extent of occurrence of approximately 4,000 km2, and its population is severely fragmented as the result of the settlement of fishermen and their activities, which is also causing a continuing decline that will not cease in the near future. Even though it occurs within protected areas, there are activities taking place that affects the species habitat.

Geographic Range [top]

Range Description: This species is endemic to Mexico, occurring in the states of Baja California (Isla Cedros) and Baja California Sur (Hunt et al. 2006) at elevations of 1 - 500 m asl (Pilbeam and Bowdery 1995).
Countries occurrence:
Mexico (Baja California, Baja California Sur)
Lower elevation limit (metres): 1
Upper elevation limit (metres): 500
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: The species is not locally abundant and is scarce. The estimated density is nine individuals per 0.5 hectare.
Current Population Trend: Decreasing
Additional data:
Continuing decline of mature individuals: Yes
Population severely fragmented: Yes

Habitat and Ecology [top]

Habitat and Ecology: The species occurs in coastal scrub near sea level, up to 500 m asl amongst pines and in a dry riverbed (Pilbeam and Bowdery 1995).
Systems: Terrestrial
Continuing decline in area, extent and/or quality of habitat: Yes

Use and Trade [top]

Use and Trade: The species is locally used as an ornamental.

Threats [top]

Major Threat(s): The major threat for this species is urban development in the coastal area. Fish camps of abalone and lobster which consist of informal settlements of fishermen leave a lot of rubbish behind and they also open access paths.

Conservation Actions [top]

Conservation Actions: This species occurs in Desierto del Vizcaíno protected area (Larraín 2011). However, coastal fisheries occur within the protected areas which affects the population. This species is legally protected in Mexico by the national list of species at risk of extinction, NOM-059-SEMARNAT-2010, where it is listed under the category “threatened” (A; SEMARNAT 2010).

Citation: León de la Luz, J.L., Gómez-Hinostrosa, C. & Hernández, H.M. 2013. Ferocactus chrysacanthus. The IUCN Red List of Threatened Species 2013: e.T151857A569326. . Downloaded on 30 November 2015.
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