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Ovalentaria/misc (Various families in series Ovalentaria) >
Pomacentridae (Damselfishes) > Chrominae
Etymology: Chromis: Greek, chromis = a fish, perhaps a perch (Ref. 45335); yamakawai: Named for Takeshi Yamakawa (Kochi, Japan)..
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي وابسته به آب سنگ; تغييرات عمق 2 - 26 m (Ref. 94774). Subtropical
Western Pacific: Japan and the Philippines.
Size / Weight / سن
Maturity: Lm ? range ? - ? cm
Max length : 13.1 cm SL جنس نر / بدون خواص جنسي; (Ref. 94774)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
خارهاي باله پشتي (کل) : 13 - 14; شعاع نرم باله پشتي (کل) : 11 - 13; خارهاي باله مخرجي: 2; شعاع نرم باله مخرجي: 10 - 12. This species is distinguished by the following characters: D XIII-XIV,11-13 (mode XIII, 12); A II,10-12 (11); pectoral fin rays 17-21 (19); principal caudal fin rays 15; spiniform caudal fin rays 2; scale rows in longitudinal series 21-27 (26); tubed scales in lateral line 16-21 (19); scale rows above lateral line 3, below lateral line 9-10 (9); gill rakers 6-9 (7) + 20-25 (23) = 27-33 (30); smooth preopercular margin; caudal fin is deeply forked and without prolonged filaments; basal width of the pelvic fin axillary scale 1.7-2.8% of SL; basal width of scale between the pelvic fin bases is 2.2-3.9% of SL; distinct black blotch covering the upper two-thirds of pectoral fin base in juveniles and covering entire fin base in adults; absence of white spot at the end of dorsal fin base; no distinct markings on caudal peduncle; colour of caudal fin yellowish without dark band along each fin lobe (Ref. 94774).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)
Iwatsubo, H. and H. Motomura, 2013. Redescriptions of Chromis notata (Temminck and Schlegel, 1843) and C. kennensis Whitley, 1964 with the description of a new species of Chromis (Perciformes: Pomacentridae). Spec. Div. 18:193-213. (Ref. 94774)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01778 (0.00796 - 0.03971), b=2.99 (2.81 - 3.17), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.0 ±0.1 se; based on size and trophs of closest relatives
جهندگی (Ref.
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
