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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Coryphaenoides: Greek, koryphaina = dolphin fish + Suffix oides = similar to (Ref. 45335); acrolepis: From the Greek 'acros' meaning sharp and 'lepis' meaning scale (Ref. 6885).
More on author: Bean.
पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा
पारिस्थितिकी
समुद्री बाथीड़िमरसल; गैर प्रवासी; गहराई सीमा 300 - 3700 m (Ref. 50550), usually 900 - 1300 m (Ref. 56476). Deep-water; 1°C - 4°C (Ref. 1371); 62°N - 28°N, 134°E - 115°W (Ref. 1371)
North Pacific: northern Japan to Okhotsk and Bering seas, south along North American coasts to northern Mexico.
प्रथम परिपक्वता पर लंबाई / आकार / वज़न / आयु
परिपक्व अवधि: Lm 55.5, range 46 - 65 cm
Max length : 104 cm TL पुल्लिंग / अलिंग; (Ref. 56527); common length : 46.9 cm TL पुल्लिंग / अलिंग; (Ref. 56476); अधिकतम प्रकाशित वज़न: 3.0 kg (Ref. 56476); अधिकतम सूचित उम्र: 73 वर्षो (Ref. 35883)
पृष्ठीय रीढ़ (सम्पूर्ण) : 2; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 122; गुदा कांटा: 0; ऐनल सौफट रेज़: 94. Head large, scaled completely except for a narrow ventrolateral strip on snout; eyes also large; snout short, pointed and with tubercular scales along its leading edge; chin with a small chin barbel. Body tapering to a point posteriorly from behind the insertion of the first dorsal-fin spine. Scales adherent, with 3 to 5 divergent rows of coarse spinules. Pyloric caeca 12 to 14. Overall color is gray to grayish-brown in young, turning to dark brown in adults; fins generally dark. Branchiostegal rays: 6-6 (Ref. 36385).
Body shape (shape guide): elongated; Cross section: circular.
A benthopelagic mid-slope species, that appears to wander off slope bottoms into midwater (Ref. 1371). Adults feed on small fish, euphausiids, prawns, amphipods and cephalopods (Ref. 1371). Oviparous, with planktonic larvae (Ref. 36385).
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
आईयूसीएन रेड लिस्ट स्थिति (Ref. 130435: Version 2025-2 (Global))
मनुष्यों के लिए ख़तरा
Harmless
मानव उपयोग
मात्स्यिकी: व्यापारिक
साधन
विशेष रिपोर्ट
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इंटरनेट स्रोत
मॉडल पर आधारित अनुमान
पसंदीदा तापमान (संदर्भ
123201): 2.3 - 3.8, mean 2.4 °C (based on 174 cells).
जातिवृति विविधता सूचकांक (संदर्भ
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00141 (0.00085 - 0.00234), b=3.19 (3.04 - 3.34), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
ट्रॉफिक स्तर (संदर्भ
69278): 3.8 ±0.54 se; based on food items.
Generation time: 45.8 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
लौटाव (संदर्भ
120179): बहुत नीचे, न्यूनतम जनसंख्या दुगनी समय अवलागत 14 महीने। (K=0.02-0.04; tmax=73).
मछली पकड़ने की भेद्यता (Ref.
59153): Very high vulnerability (79 of 100).
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पोषक तत्व (Ref.
124155): Calcium = 11.1 [5.3, 31.5] mg/100g; Iron = 0.291 [0.136, 0.661] mg/100g; Protein = 16.4 [14.6, 18.1] %; Omega3 = 0.203 [0.082, 0.497] g/100g; Selenium = 33.6 [11.1, 135.0] μg/100g; VitaminA = 9.83 [1.59, 61.63] μg/100g; Zinc = 0.42 [0.24, 0.75] mg/100g (wet weight);