|Scientific Name:||Pteragogus cryptus|
|Species Authority:||Randall, 1981|
Pterogogus cryptus Randall, 1981
|Red List Category & Criteria:||Least Concern ver 3.1|
|Reviewer(s):||Craig, M.T. & Carpenter, K.E.|
This species is wide-ranging and there are no known major threats. It is a small and cryptic species and is found in a number of marine protected areas in parts of its range. It is therefore listed as Least Concern.
|Range Description:||The species is found from the Red Sea to the east Andaman Sea, and eastwards to Tonga, north to Japan and south to Lord Howe Island (east Australia).|
Native:American Samoa (American Samoa); Australia; Djibouti; Egypt; Eritrea; Fiji; Guam; Indonesia; Israel; Japan; Jordan; Malaysia; Marshall Islands; Micronesia, Federated States of ; Myanmar; New Caledonia; Northern Mariana Islands; Palau; Papua New Guinea; Philippines; Samoa; Saudi Arabia; Singapore; Solomon Islands; Sudan; Taiwan, Province of China; Thailand; Tonga; Vanuatu; Wallis and Futuna; Yemen
|FAO Marine Fishing Areas:||
Indian Ocean – eastern; Indian Ocean – western; Pacific – eastern central; Pacific – northwest; Pacific – southwest; Pacific – western central
|Lower depth limit (metres):||67|
|Upper depth limit (metres):||4|
|Range Map:||Click here to open the map viewer and explore range.|
|Population:||This species was recorded in the east coast of Peninsular Malaysia, with a mean density of 1.6 individuals from twenty 50 m X 5 m transects in underwater fish visual surveys (Yusuf et al. 2002).|
|Current Population Trend:||Unknown|
|Habitat and Ecology:||This species is secretive and cryptic occurring on coral reefs where it hides among soft corals and benthic algae (Whiteman and Côté 2004). It inhabits lagoon and seaward reefs at depths 4-67 m (Myers 1999). It likes rich soft or hard coral growth or scattered algae and stays well hidden.
This species is a pair spawner (Donaldson 1995). At spawning both male and female assume a dark brown colour pattern without the normal white markings. It is monogamous. It feeds on benthic invertebrates (Whiteman and Côté 2004).
The largest recorded size was 9.5 cm TL (Randall et al. 1990). Mature females were recorded at 36 mm and males at 45 mm.
|Use and Trade:||This species is rare in the aquarium trade. It is not known if it is utilized.|
|Major Threat(s):||There are no major threats known for this species.|
|Conservation Actions:||There are no species-specific conservation measures in place for this species. However, its distribution overlaps several marine protected areas within its range.|
|Citation:||Sadovy, Y. 2010. Pteragogus cryptus. The IUCN Red List of Threatened Species 2010: e.T187431A8533784. http://dx.doi.org/10.2305/IUCN.UK.2010-4.RLTS.T187431A8533784.en . Downloaded on 10 October 2015.|
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