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Eupercaria/misc (Various families in series Eupercaria) >
Labridae (Wrasses) > Xyrichtyinae
Etymology: Novaculops: Latin, novacula = razor + Greek, ops = appearance (Ref. 45335); koteamea: Name from the Rapanui word for the fish; 'kotea' is generic for 3 species of wrasses, and 'mea' means red.
More on authors: Randall & Allen.
पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा
पारिस्थितिकी
समुद्री pelagic-neritic; गहराई सीमा 50 - 250 m (Ref. 57578). Subtropical
Southwest Pacific: currently known only from Easter Island, but might be present from southern subtropical islands to the west such as Pitcairn Islands and Rapa.
आकार / वज़न / आयु
परिपक्व अवधि: Lm ?  range ? - ? cm
Max length : 25.9 cm NG पुल्लिंग / अलिंग; (Ref. 89467)
संक्षिप्त वर्णन
पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
Dorsal rays IX,12; anal rays III,12; pectoral rays 13. Lateral-line scales 20 + 5. Head naked except for one or two small partly embedded scales dorsally on opercle. Gill rakers 16-18. Body depth 2.6-2.75 in SL. Dorsal profile of snout forming an angle of about 50°, front of head with a slight median ridge. Origin of the dorsal fin a little posterior to preopercular margin; first dorsal spine flexible, slightly longer than second spine, 4.05-4.15 in head length; space between first two dorsal spines two-thirds space between second and third spines. Caudal fin slightly rounded. Pectoral fins short, 1.6-1.7 in HL. Body bright red, edges of scales darker red; membranes of spinous portion of dorsal fin bluish gray, each with a black spot; each of first three membranes of soft portion of fin with a faint black spot (Ref. 57578).
जीवन चक्र और संभोग व्यवहार
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | उपजाऊपन | लार्वा
Oviparous, distinct pairing during breeding (Ref. 205).
Randall, J.E. and G.R. Allen, 2004. Xyrichtys koteamea, a new razorfish (Perciformes: Labridae) from Easter Island. Raffles Bull. Zool. 51(1):251-255. (Ref. 57578)
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) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01096 (0.00461 - 0.02608), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
ट्रॉफिक स्तर (संदर्भ 69278) |
3.4 ±0.5 se; based on size and trophs of closest relatives |
लौटाव (संदर्भ 120179) |
ऊंचा, न्यूनतम जनसंख्या दुगनी समय अवलागत 15 महीने। (Preliminary K or Fecundity.). |
मछली पकड़ने की भेद्यता (Ref. 59153) |
Low vulnerability (21 of 100). 🛈 |