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Acanthuriformes (Surgeonfishes) >
Leiognathidae (Slimys, slipmouths, or ponyfishes) > Gazzinae
Etymology: longicornis: Name from Latin 'longicornis' meaning long horn, referring to the long second dorsal fin spine.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري القاع. Tropical; 14°N - 7°S, 100°E - 107°E
Western Pacific: Gulf of Thailand and Jakarta, Indonesia.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 7.9 cm SL ذكر/ مختلط الجنس; (Ref. 74926)
الأشواك الظهرية (المجموع) : 8; الأشعة الظهرية الناعمة (المجموع) : 16 - 17; شوكة شرجية: 3; أشعه شرجية لينه: 14. This species is characterized by the following features: Cheek and breast naked; fully scaled dorsolateral body surface; anteroventral profile of the lower jaw usually strongly concave; upper oral valve with minute, sparse, slender projections; bicuspid or tricuspid preorbital spine, expanded distally; elongated second dorsal fin spine, reaching beyond base of fifth soft ray when fin is appressed; second anal fin spine not elongated, not extending to the base of fifth soft ray when fin appressed (Ref. 74926).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Kimura, S., R. Kimura and K. Ikejima, 2008. Revision of the genus Nuchequula with descriptions of three new species (Perciformes: Leiognathidae). Ichthyol. Res. 55:22-42. (Ref. 74926)
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): 28.4 - 29.2, mean 28.9 °C (based on 156 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.00853 - 0.04255), b=2.95 (2.76 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (مرجع
69278): 2.9 ±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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