التصنيف / Names
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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Rivulinae
Etymology: jauaperi: Name refers to the occurrence of the new species in the Jauaperi river drainage; noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Tropical
South America: Brazil.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 1.9 cm SL ذكر/ مختلط الجنس; (Ref. 95090); 1.5 cm SL (female)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشعة الظهرية الناعمة (المجموع) : 6 - 7; أشعه شرجية لينه: 8 - 9; فقرات: 31. This species is distinguished from its congeners and all species of other genera of the subfamily Rivulinae by the following characters: pelvic-fin rays 4 in females, 5 in males(vs. 5-7 in both sexes of other congeners, 6-9 in other rivulines), branchiostegal rays 4 (vs. 5-6); anterior portion of anal fin, involving the space occupied by the first two fin rays, white in both sexes; differs from all its congeners, except L. uatuman, by having the caudal fin dark coloured in males (dark crimson red in L. jauaperi, dark grey in L. uatuman) with a contrasting distal white band (vs. caudal fin never dark coloured, distal white band absent); further differs from
L. uatuman by having caudal fin dark crimson red in both sexes (vs. dark grey in males, hyaline in females) and with five pelvic-fin rays in male and four in female (vs. six in both sexes) (Ref. 95090).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Costa, W.J.E.M. and P.H.N. Bragança, 2013. A new miniature killifish of the genus Laimosemion, subgenus Owiyeye, from the Negro river drainage, Brazilian Amazon (Cyprinodontiformes: Rivulidae). Ichthyol. Explor. Freshwat. 24(1):93-96. (Ref. 95090)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
مستوى غذائي (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
