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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Tomiyamichthys: occurring on sand-rubble bottoms in the vicinity of coral reefs; dorsostigma: Named for the distinctive black and white spot distally on the third membrane of the first dorsal fin.
More on authors: Bogorodsky, Kovačić & Randall.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري القاع; نطاق العمق ? - 8 m (Ref. 88846). Tropical
Western Indian Ocean: Red Sea: Gulf of Aqaba.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 5.8 cm SL ذكر/ مختلط الجنس; (Ref. 88846)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشواك الظهرية (المجموع) : 7; الأشعة الظهرية الناعمة (المجموع) : 12; شوكة شرجية: 1; أشعه شرجية لينه: 12. This species is distinguished by the following characters: D VI + I,12; A I,12; pectoral rays 17; cycloid scales, partially to complete embedded, nonimbricate, not in regular rows, about 120-125 in longitudinal series; naked head; elongated body, the depth at anal-fin origin 7.75-7.9 in SL, compressed; head length 3.55-3.6 in SL; eye extending little above dorsal profile of head; orbit diameter 4.35-4.45 in head length; gill opening reaching forward to below rear margin of preopercle; the first dorsal spine is longest, 3.0-3.15 in SL, twice length of longest dorsal soft ray; caudal fin slightly pointed, longer than head length; pelvic fins are fully united, nearly reaching anus, 3.45-3.5 in SL, with well developed frenum; colouration when fresh - pale grey with a series of 14 dark brown bars on body, much wider than pale interspaces and broken into one or two spots dorsally; head with irregular, close-set, dark brown spots of variable size, generally smaller anteriorly; first dorsal fin with close-set, dark brown spots, are larger posteriorly; third membrane of the first dorsal fin with a curved white mark on a large black spot near margin; second dorsal fin is whitish with a blackish margin, a middle dark brown stripe, and a row of large, dark brown, bilobed spots along its base; dorsal part of caudal fin with an oblique, blackish-edged, bluish white band (Ref. 88846).
Body shape (shape guide): elongated; Cross section: compressed.
Lives symbiotically in sand near fringing reef with an unidentified alpheid shrimp, in shallow waters. Collected by multi-pronged spears (Ref. 88846),
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Bogorodsky, S. V., M. Kovačić and J. E. Randall, 2011. A new species and three new records of gobiid fishes from the Red Sea. Cybium 35(3):213-222. (Ref. 88846)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
مصائد: مصائد تستهلك محلينا
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00339 - 0.01546), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
المرونه (مرجع
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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