Bahrain country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: C: Ref. 801.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ba.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Carpenter, K.E., F. Krupp, D.A. Jones and U. Zajonz, 1997
National Database:

Common names from other countries

Blacklip pearl oyster, ... more

Classification / Names / Names প্রচলিত নাম সমূহ | প্রতিনাম সমূহ | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Ostreida () > Margaritidae ()

Environment: milieu / climate zone / depth range / distribution range বাস্তুসংস্থান

; গভীরতার পরিসীমা 0 - 40 m (Ref. 80041), usually 0 - 20 m (Ref. 75831). Tropical; 37°N - 28°S, 32°E - 124°W

বিতরণ দেশ সমূহ | এফ এ ও এলাকাসমূহ | বাস্তুতন্ত্র | দৃষ্টিগোচর | প্রচলন

Indo-Pacific: from Mexico to Tanzania and the Red Sea to French Polynesia. Introduced in the Atlantic and Mediterranean.

Length at first maturity / আকৃতি / ওজন / Age

Maturity: L_m ? range ? - 4 cm Max length : 9.8 cm SHL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 2922); সর্বোচ্চ উলি্ল্লখিত বয়স : 15 বৎসর (Ref. 129284)

Short description বহিঃ অঙ্গ সংস্থান

Shell rather thick and large (attaining 25 cm in length), subcircular in outline, with a short and ill-defined posterior ear which is not drawn out into a wing-like process. Anterior margin markedly protruding beyond the tip of anterior ear. Outer surface of valves, when not worn, with densely set, flattened, imbricating concentric scales and moderately long, parallel-sided and flattened spines with tapering or rounded ends; spines lying relatively flat on surface of valves, arranged in radial rows and often strongly projecting on shell margins. hinge completely devoid of teeth. Colour: outside of shell greyish brown or green to nearly black in ground colour, with radial stripes of white or yellowish markings corresponding to the basal portion of old flattened spines. Internal nacreous area silvery, with a darker smoky hue and a hint of red and green iridescence on border. Non-nacreous area very dark.

Found in shallow waters in between corals (Ref. 122680). Byssally attached to rocks and coral debris (Ref. 8010). Inhabits reef areas of lagoons (Ref. 97298). Some found lying freely on sand, coarse gravel or dead coral substrates and often found in eel grass beds and other marine plants (Ref. 80041). Also occur in mangrove areas (Ref. 129120). Feeds on phytoplankton (Ref. 96904).