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Trachichthyiformes (Roughies) >
Trachichthyidae (Slimeheads)
Etymology: Hoplostethus: Greek, hoplon = weapon + Greek, stetho, stethion = brest; literal = to prick a little breast (Ref. 45335); grandperrini: Named for Dr René Grandperrin, retired chief scientist of ORSTOM Nouméa, an ardent fish researcher and leader of deepwater fish explorations off New Caledonia (Chef de Mission of research cruises BERYX 2 and HALIPRO2), for his strong support for collaborative fieldwork between French and New Zealand scientists.
Eponymy: Dr René Grandperrin is an oceanographer and zoologist who is now a retired chief scientist of ORSTOM. [...] (Ref. 128868), visit book page.
पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा
पारिस्थितिकी
समुद्री pelagic-oceanic; गहराई सीमा 500 - 675 m (Ref. 92805). Subtropical
Northwest Pacific: types collected at Seamount 'B' in the northern portion of the Norfolk Ridge, south of New Caledonia and on the south-eastern slope of New Caledonia’s Grande Terre.
आकार / वज़न / आयु
परिपक्व अवधि: Lm ? range ? - ? cm
Max length : 45.5 cm SL पुल्लिंग / अलिंग; (Ref. 92805)
संक्षिप्त वर्णन
पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय रीढ़ (सम्पूर्ण) : 6; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 13; गुदा कांटा: 3; ऐनल सौफट रेज़: 9; जानवरों की रीड़ का जोड़: 26. This species is distinguished by the following characters: pectoral-fin rays 17-18; total gill rakers on outer side of first arch 19-20; abdominal scutes 13-14, scutes rectangular and rugose in large individuals; predorsal scales, 21-24; isthmus no scales; body scales adherent; lateral line scales with strong medial ridge and spine posteriorly and with numerous fine rather long spines in small individuals, scales rugose, lacking a posterior spine in large adults; predorsal midline scales forming very low ridge in small individuals, no ridge apparent in very large individuals; body ovoid and deep, depth 1.8-1.9 in SL; dorsal profile of head gently curved; dorsal- and anal-fin spines of moderate thickness; pectoral fin of moderate length, reaching base of second anal-fin spine in small individuals, to 10th-11th abdominal scute in largest; adults orange-red; buccal cavity mostly white, black only on roof of mouth posteriorly, opercular recess black anteriorly, much paler near periphery (Ref. 92805).
Body shape (shape guide): short and / or deep; Cross section: oval.
जीवन चक्र और संभोग व्यवहार
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | उपजाऊपन | लार्वा
Roberts, C.D. and M.F. Gomon, 2012. A review of giant roughies of the genus Hoplostethus (Beryciformes, Trachichthyidae), with descriptions of two new Australasian species. Memoirs of Museum Victoria 69:341-354. (Ref. 92805)
आईयूसीएन रेड लिस्ट स्थिति (Ref. 130435: Version 2025-2 (Global))
मनुष्यों के लिए ख़तरा
Harmless
मानव उपयोग
साधन
विशेष रिपोर्ट
XML डाउनलोड करें
इंटरनेट स्रोत
मॉडल पर आधारित अनुमान
जातिवृति विविधता सूचकांक (संदर्भ
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01660 (0.00717 - 0.03842), b=3.05 (2.86 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ट्रॉफिक स्तर (संदर्भ
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
लौटाव (संदर्भ
120179): बहुत नीचे, न्यूनतम जनसंख्या दुगनी समय अवलागत 14 महीने। (Preliminary K or Fecundity.).
मछली पकड़ने की भेद्यता (Ref.
59153): Moderate vulnerability (42 of 100).
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![Image of Hoplostethus grandperrini (Grandperrin\](/images/thumbnails/gif/tn_TRACHIT0.gif "Image of Hoplostethus grandperrini (Grandperrin\")
