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Acanthuriformes (Surgeonfishes) >
Ephippidae (Spadefishes, batfishes and scats)
Etymology: Platax: Greek, platys = flat (Ref. 45335).
Eponymy: Major W J A W Boers (d: 1814) was an Infantry officer (later Lieutenant-Colonel) in Gombong, Java. He was later in Leiden, The Netherlands. He was one of many people who supplied Bleeker with specimens from the Dutch East Indies. (Ref. 128868), visit book page.
More on author: Bleeker.
البيئة: الوسط / المنطقة المناخية / نطاق العمق / نطاق التوزيع
البيئة
بحري مرتبطة بالشعاب; نطاق العمق 1 - 50 m (Ref. 9407). Tropical
Indo-West Pacific: Indonesia (including Mentawai Islands), New Guinea, and Philippines.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 40.0 cm TL ذكر/ مختلط الجنس; (Ref. 9407)
الأشواك الظهرية (المجموع) : 5; الأشعة الظهرية الناعمة (المجموع) : 31 - 34; شوكة شرجية: 3; أشعه شرجية لينه: 24 - 28. Juveniles have extremely elongate vertical fins and closely resemble juvenile P. teira, but tend to be lighter with a silvery hue. Adults have smoothly rounded head profile like P. orbicularis, but usually have golden hue and lack small black spots (Ref. 37816). Adults (above 18 cm) yellowish silvery, usually with small, scattered black spots on body, dark bar through eye, and another bar just behind head. Median fins yellowish green. Anal-fin margin and rear margin of caudal fin black. Pelvic fins black. Small juveniles yellowish brown or silvery, with 2 black bars as in adults. Rear third of body blackish, the black colour continued onto dorsal and anal fins, and the front of the black zone on body often closely precede by a narrow faint dark bar. Caudal fin transparent except for black base. Jaws with bands of slender, flattened, tricuspid teeth, the middle cusp barely longer than lateral cups (Ref 43039).
Body shape (shape guide): short and / or deep.
Adults occur mostly in large schools along drop-offs, including outer reefs; singly in coastal waters. Juveniles are on deep slopes among tall coral formation (Ref. 48637). Benthopelagic (Ref. 58302).
دورة الحياة وسلوك التزاوج
النضج | التكاثر | وضع البيض | بيض | الخصوبة | اليرقات
Kuiter, R.H. and H. Debelius, 1994. Southeast Asia tropical fish guide. IKAN-Unterwasserarchiv, Frankfurt, Germany. 321 p. (Ref. 9407)
حالة القائمة الحمراء للاتحاد الدولي لحفظ الطبيعة والموارد الطبيعية (Ref. 130435: Version 2025-2 (Global))
استخدامات بشرية
أدوات
تقارير خاصة
تنزيل XML
مصادر علي الأنترنت
تقديرات تستند إلى النماذج
درجة الحرارة المفضلة (مرجع
123201): 21.3 - 29, mean 28.2 °C (based on 798 cells).
مؤشر التنوع الشُعبي الوراثي (مرجع
82804): PD
50 = 0.5313 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02818 (0.01180 - 0.06734), b=2.94 (2.74 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.5 ±0.3 se; based on size and trophs of closest relatives
المرونه (مرجع
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
ضعف الصيد (Ref.
59153): Low to moderate vulnerability (30 of 100).
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المغذيات (Ref.
124155): Calcium = 41.7 [20.2, 78.7] mg/100g; Iron = 0.501 [0.278, 0.833] mg/100g; Protein = 19.2 [18.0, 20.3] %; Omega3 = 0.121 [0.073, 0.199] g/100g; Selenium = 31.3 [17.2, 61.8] μg/100g; VitaminA = 63.9 [18.2, 217.7] μg/100g; Zinc = 0.809 [0.542, 1.193] mg/100g (wet weight);
