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Acropomatiformes (Oceanic basses) >
Pempheridae (Sweepers)
Etymology: Parapriacanthus: Greek, para = near + Greek, prion = saw + Greek, akantha = thorn (Ref. 45335); rahah: Named for its type locality, Rahah Bay; noun in apposition.
محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع
بوم شناسي
دريايي وابسته به آب سنگ; تغييرات عمق ? - 14 m (Ref. 107896). Tropical
Western Indian Ocean: Oman.
اندازه / وزن / سن
بلوغ: Lm ? range ? - ? cm
Max length : 5.4 cm SL جنس نر / بدون خواص جنسي; (Ref. 107896); 5.3 cm SL (female)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
خارهاي باله پشتي (کل) : 6; شعاع نرم باله پشتي (کل) : 9; خارهاي باله مخرجي: 3; شعاع نرم باله مخرجي: 20 - 22. This species is characterized by the following: D VI,9; A III,20 (20-22); pectoral-fin rays 15-16 (often 16); lateral-line scales 65 (64-69); scale rows above lateral line to base of dorsal fin 5.5; gill rakers 25 (24-26, modally 25); body depth 3.2 (3.1-3.2) in SL, width 2.1 (2.0-2.15) in body depth; depth of caudal-peduncle 10.2 (9.5-10.1) in SL; head length 3.0 (2.85-3.0) in SL; snout length 12.2-12.9 in SL; relatively large eye, orbit diameter 7.5 (7.6-7.8) in SL with interorbital width 13.1 (12.0-14.0); mouth forming an angle of about 60° to horizontal axis of body; slender, recurved teeth in 2 irregular rows in upper row that project downward and becoming progressively smaller to end of the jaw; lower jaw with two medial rows of strongly recurved and inward-projecting teeth, reducing to a single row for remainder of jaw; vomer and palatines with small, incurved, sharply conical teeth in a single irregular row; thin upper lip, densely covered with dark purple papillae while lower lip has smaller, more widely spaced papillae; tongue broadly triangular, indented slightly on sides near tip, forming a small, rounded tip; predorsal length 2.5 (2.4-2.45) in SL; first dorsal-fin soft ray is longest, 4.4 (4.6-4.65) in SL; caudal fin forked with fin length 3.9 (3.95 and broken) in SL; pectoral-fin length 3.5 (3.45-3.55) in SL; prepelvic length 2.75 (2.5-2.7) in SL; pelvic fins not reaching the anus, fin length 5.0 (5.1-5.3) in SL; preanal length 1.55 (1.5-1.6) in SL; without a pin-like dark line anterior to anus; golden iris in preserved holotype (Ref. 107896).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Collected from a cave in a drop-off by rotenone (Ref. 107896).
چرخه زندگی و رفتار جفتگیری
بلوغ | تولید مثل | تخم ریزی | تخم ها | باروری | توزاد ( لارو)
Randall, J.E. and S.V. Bogorodsky, 2016. Preliminary review of the pempherid fish genus Parapriacanthus of the western Indian Ocean, with descriptions of five new species. J. Ocean Sci. Found. 20:1-24. (Ref. 107896)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-2 (Global))
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
تخمینها بر اساس مدلها
شاخص تنوع فیلوژنتیکی (مرجع
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.00642 - 0.03409), b=3.00 (2.80 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
سطح تروفیک (مرجع
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
جهندگی (مرجع
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.).
آسیبپذیری ماهیگیری (Ref.
59153): Low vulnerability (10 of 100).
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