This website uses cookies to enhance your browsing experience and ensure the functionality of our site. For more detailed information about the types of cookies we use and how we protect your privacy, please visit our Privacy Information page.
×
Cookie Settings
This website uses different types of cookies to enhance your experience. Please select your preferences below:
Southwest Pacific: Norfolk Island and New Zealand, including the Kermadec Islands.
الحجم / وزن / العمر
النضج: Lm? range ? - ? cm Max length : 150 cm WD ذكر/ مختلط الجنس; (Ref. 12951); common length : 100.0 cm TL ذكر/ مختلط الجنس; (Ref. 9258)
وصف مختصر مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
Olive-green, yellow or dark brown dorsally with pale blue or grey markings; white ventrally (Ref. 26346). No caudal fin (Ref. 26346). Body shape (shape guide): other.
Occurs in bays, estuaries, and near rocky reefs (Ref. 12951); mostly in shallow coastal waters to depths of at least 60 m (Ref. 132213). Usually solitary (Ref. 12951). Feeds on clams, oysters, worms, and crabs (Ref. 12951). Ovoviviparous (Ref. 50449). Although the spine on the tail is capable of inflicting a painful wound, the poison is quickly neutralized by immersion of the injured area in hot water (Ref. 26346).
دورة الحياة وسلوك التزاوج النضج | التكاثر | وضع البيض | بيض | الخصوبة | اليرقات
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449). Young are born at less than 50 cm (Ref. 26346).
Francis, M.P., 1993. Checklist of the coastal fishes of Lord Howe, Norfolk, and Kermadec Islands, Southwest Pacific Ocean. Pac. Sci. 47(2):136-170. (Ref. 8879)
حالة القائمة الحمراء للاتحاد الدولي لحفظ الطبيعة والموارد الطبيعية (Ref. 130435: Version 2025-2 (Global))
درجة الحرارة المفضلة (مرجع 123201): 14.4 - 19.8, mean 16.6 °C (based on 74 cells).
مؤشر التنوع الشُعبي الوراثي (مرجع 82804): PD50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00124 - 0.01219), b=3.08 (2.83 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
مستوى غذائي (مرجع 69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
المرونه (مرجع 120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Fec assumed to be <100).
ضعف الصيد (Ref. 59153): Very high vulnerability (83 of 100). 🛈
