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> Cypriniformes (Carps) > Xenocyprididae (East Asian minnows)
Etymology: Opsariichthys:Greek, opsarion, -ou = a little portion fish + Greek, ichthys = fish (Ref. 45335); rubriventris:Name 'rubriventris' from Latin words 'ruber' and 'venter', meaning 'red' and 'belly', in reference to the red belly of the mature males.
पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा पारिस्थितिकी
परिपक्व अवधि: Lm? range ? - ? cm Max length : 8.2 cm SL पुल्लिंग / अलिंग; (Ref. 137452)
संक्षिप्त वर्णन पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 7; ऐनल सौफट रेज़: 9 - 11. This species is distinguished by the following set of characters: absence of maxillary barbels; absence of anterior notch at the tip of the upper lip; lateral line scales 39-43; predorsal scales 13-14; narrow body width; lower jaw protrudes slightly beyond the front of the snout; 2 rows of pearl organs of the cheek, and the pearl organs are cone?shaped; the pectoral fins of adult males do not extend to the origin of the pelvic fins; adult males have significant nuptial coloration; the lower jaw and ventral side are orange?red; the envelope of the first six rays of the anal fin of adult males, females, and juveniles is orange red, and the remaining rays gradually become colorless (Ref. 137452). Body shape (shape guide): fusiform / normal; Cross section: oval.
This species is found in streams at elevations of 200-220 meters, characterized by clear, moderate flowing water, with temperatures ranging from of 22-23°C and a substrate composed of small to medium‑sized granite, boulders, sand or gravel (Ref. 137452).
जीवन चक्र और संभोग व्यवहार परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | उपजाऊपन | लार्वा
Chen, J.-B., Y.-T. Li, J.-J. Zhou, C. Li, G.-X. Weng, H.-D. Lin and J.-J. Wang, 2024. A new species of cyprinid genus Opsariichthys (Teleostei: Cyprinidae) from the Pearl River, Southern China. Diversity 16(10):596. (Ref. 137452)
आईयूसीएन रेड लिस्ट स्थिति (Ref. 130435: Version 2025-2 (Global))
