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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Istigobius: Greek, istios = sail + Latin, gobius = gudgeon (Ref. 45335).
Eponymy: Charles Francis Spence (1907–1982) was a businessman in Mozambique, the type locality, whom Smith thanked for providing personal assistance. Spence later published: The Portuguese Colony of Moçambique: an Economic Survey (1951). (Ref. 128868), visit book page.
More on author: Smith.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري; مياه مخلوطة مرتبطة بالشعاب; نطاق العمق 1 - 12 m (Ref. 90102). Tropical; 15°N - 40°S
Indo-Pacific: Mozambique, Kenya, Sri Lanka, Papua New Guinea, Australia, and Micronesia; undoubtedly more widespread.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 7.9 cm SL ذكر/ مختلط الجنس; (Ref. 1602)
الأشواك الظهرية (المجموع) : 7; الأشعة الظهرية الناعمة (المجموع) : 10 - 11; شوكة شرجية: 1; أشعه شرجية لينه: 9 - 10; فقرات: 26. Pectoral fin rays entire. Predorsal cycloid scale 7-10, ctenoid on trunk. Few spots on nape; a dusky line running from eye dorsal to sensory pore path, ending at or before pectoral fin base; wavy brown lines on the snout. Pelvic and distal part of anal fins darker in males than in females. Appressed anal fin reaching within a distance of 1-2 scales of caudal fin in male, 2-4 scales in female; appressed 2nd dorsal slightly overlapping caudal in male. Some males exhibit 3-4 vertical bars on abdomen and 2-3 horizontal bars in 1st dorsal fin (Ref. 420); longitudinal scale series 30-32; no scales on cheek and opercle; body depth 4.9-6.1 in SL (Ref. 90102).
Body shape (shape guide): fusiform / normal; Cross section: circular.
Occurs in turbid coastal areas near river mouths at less than 1 m to at least 12 m, Ref. 48637.
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Genital papilla of male reaching anal spine. Female genital papilla truncate, ending well before origin of anal fin.
Murdy, E.O. and D.F. Hoese, 1985. Revision of the gobiid fish genus Istigobius. Indo-Pac. Fish. (4):41 p. (Ref. 420)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (مرجع
123201): 25.7 - 29.3, mean 28.6 °C (based on 2615 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00477 - 0.02194), b=3.01 (2.83 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.3 ±0.4 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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Nutrients (Ref.
124155): Calcium = 139 [69, 301] mg/100g; Iron = 0.849 [0.417, 1.558] mg/100g; Protein = 18.7 [16.7, 20.3] %; Omega3 = 0.153 [0.067, 0.292] g/100g; Selenium = 16.6 [8.1, 37.8] μg/100g; VitaminA = 145 [39, 485] μg/100g; Zinc = 2.53 [1.67, 3.75] mg/100g (wet weight);
