Classification / Names
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Characiformes (Characins) >
Crenuchidae (South American darters) > Characidiinae
Etymology: Characidium: Diminutive of Charax, -akos = a fish without identification (Ref. 45335); onca: Name from Portuguese 'onca', referring to the jaguar Panthera onca (Linnaeus), alluding to the black spots in a bright gold-yellow body; noun in apposition (Ref. 123789).
Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
; स्वच्छ जल, अलवण जल बेनथोपिलाजिक. Tropical
South America: Brazil.
आकार / वज़न / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.4 cm SL पुल्लिंग / अलिंग; (Ref. 123789)
Short description
आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय सौफट रेज़ (सम्पूर्ण): 8-10; ऐनल सौफट रेज़: 6; जानवरों की रीड़ का जोड़: 35 - 36. This species is distinguished from its congeners by the following characters: presence of small dots on the side of the body, arranged in two or three distinct longitudinal lines; short pectoral fin, not reaching the vertical that passes through the origin of the dorsal fin; absence of adipose fin and bars; scaled isthmus; absence of blotches on dorsum; presence of longitudinal gold stripe; and mouth small, terminal. Colouration: yellow to brownish with dorsum darker and whitish belly, with gold tint on opercle, eye and parts of the head (123789).
This species has restricted geographic distribution, currently known only from córrego Taquara and its tributaries. Maximum length based on type specimen, to be replaced with a better reference (Ref. 123789).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा
Melo, M.R.S., M.C.L. Brito Ribeiro and F.C.T. Lima, 2021. A new, narrowly distributed, and critically endangered species of Characidium (Characiformes: Crenuchidae) from the Distrito Federal, Central Brazil. Neotrop. Ichthyol. 19(1). (Ref. 123789)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
अधिक जानकारी
आम नामउपशब्दचपायचयपरभक्षीईकोटोकसीकोलौजीपुनरुत्पत्तिपरिपक्व अवधिमछलीऔ का अंडे देनाSpawning aggregationFecundityअंडेEgg development
Age/Sizeबाढ़Length-weightLength-lengthLength-frequenciesमौरफोमैटरिक्सआकृति विज्ञानलार्वालारवल गतिकीभर्तीबहुतायतBRUVS
संदर्भजलीयकृषिजलीयकृषि रूपरेखाखींचआनुवंशिकीElectrophoresesहैरेटिबिलटीबीमारीप्रक्रमणNutrientsMass conversion
सहयोगीयोतस्वीरेStamps, Coins Misc.ध्वनिसिगुयटिरारफ्तारतैरने के प्रकारगिल क्षेत्रOtolithsदिमागदृष्टि
साधन
Special reports
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इंटरनेट स्रोत
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic level (Ref.
69278): 3.4 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).