Conus acutangulus 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Mollusca Gastropoda Neogastropoda Conidae

Scientific Name: Conus acutangulus
Species Authority: Lamarck, 1810
Conus gemmulatus G.B. Sowerby II, 1870
Conus turriculatus G.B. Sowerby II, 1870

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2013
Date Assessed: 2011-10-26
Assessor(s): Kohn, A.
Reviewer(s): Peters, H. & Poppe, G.
Facilitator/Compiler(s): Harwell, H., Peters, H. & Coggan, A.
The species occurs throughout the Indo-Pacific, ranging from West Africa to Hawaii and French Polynesia.  This species is widely distributed and is relatively common. There are no obvious threats, therefore it is listed as Least Concern.

Geographic Range [top]

Range Description: The species occurs throughout the Indo-Pacific, ranging from West Africa to Hawaii and French Polynesia (Röckel et al. 1995). The EOO, AOO and number of locations exceed the thresholds for criteria B1 and B2.
Countries occurrence:
American Samoa (American Samoa); Australia (Northern Territory, Queensland, Western Australia); Bangladesh; British Indian Ocean Territory; Brunei Darussalam; Cambodia; China (Fujian, Guangdong, Jiangsu, Zhejiang); Christmas Island; Cocos (Keeling) Islands; Comoros; Disputed Territory; Egypt (Sinai); Fiji; French Polynesia; Guam; Hong Kong; India; Indonesia; Iran, Islamic Republic of; Japan (Kyushu, Shikoku); Kenya; Kiribati; Korea, Democratic People's Republic of; Korea, Republic of; Macao; Madagascar; Malaysia; Maldives; Marshall Islands; Mauritius; Mayotte; Micronesia, Federated States of ; Mozambique; Myanmar; Nauru; New Caledonia; Niue; Northern Mariana Islands; Oman; Pakistan; Palau; Papua New Guinea; Philippines; Réunion; Samoa; Saudi Arabia; Seychelles; Singapore; Solomon Islands; Somalia; Sri Lanka; Sudan; Taiwan, Province of China; Tanzania, United Republic of; Thailand; Timor-Leste; Tokelau; Tonga; Tuvalu; United Arab Emirates; United States (Hawaiian Is.); United States Minor Outlying Islands (Howland-Baker Is., Johnston I., US Line Is.); Vanuatu; Viet Nam; Yemen (South Yemen)
FAO Marine Fishing Areas:
Indian Ocean – western; Indian Ocean – eastern; Pacific – eastern central; Pacific – northwest; Pacific – western central
Continuing decline in area of occupancy (AOO): Unknown
Extreme fluctuations in area of occupancy (AOO): Unknown
Estimated extent of occurrence (EOO) - km2:
Continuing decline in extent of occurrence (EOO): Unknown
Extreme fluctuations in extent of occurrence (EOO): Unknown
Continuing decline in number of locations: Unknown
Extreme fluctuations in the number of locations: Unknown
Lower depth limit (metres): 180
Upper depth limit (metres): 1
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is relatively common and locally abundant in the Philippines (G. Poppe pers. comm. 2011), although not in Hawaii (A. J. Kohn pers. comm. 2011).
Current Population Trend: Unknown
Additional data:
Continuing decline of mature individuals: Unknown
Extreme fluctuations: Unknown Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: This species is found  from depths of 0.5 to 180 m, however, more typically found from 3-100 m. Occurs on sand, coral rubble, muddy sand and seaweed. Adults can grow up to 38 mm in length, although they will typically be smaller than this (Röckel et al. 1995).
Systems: Marine
Continuing decline in area, extent and/or quality of habitat: Unknown

Use and Trade [top]

Use and Trade: In common with all Conus spp. this species is traded for the shell collector market. There are no quantitative data available on the number of shells removed, however shells are sold in the low to mid range and are plentiful in the collector market (Rice 2007).

Threats [top]

Major Threat(s): There are no known threats to this species.

Conservation Actions [top]

Conservation Actions: There are no known current conservation measures for this species.  It probably overlaps with marine protected areas within its range.

Citation: Kohn, A. 2013. Conus acutangulus. The IUCN Red List of Threatened Species 2013: e.T192704A2145298. . Downloaded on 27 November 2015.
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