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Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Notropis: A misnomer given by Rafinesque to shriveled specimens, with the meaning of "back keel"; from Greek, noton = back (Ref. 45335); xaenocephalus: From the words xaeno, to scratch; and cephalus, meaning head (referring to head tuberculation of nuptial males) (Ref. 10294).
More on author: Jordan.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Temperate; 35°N - 32°N
North America: Coosa and Tallapoosa River systems (Mobile Bay drainage) in southeastern Tennessee, northwestern Georgia and eastern Alabama in the USA.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 7.9 cm TL ذكر/ مختلط الجنس; (Ref. 5723); common length : 5.2 cm TL ذكر/ مختلط الجنس; (Ref. 12193)
Occurs in clear, gravel-bottomed pools and runs, but common in spring-fed streams (Ref. 5723). Also inhabits small creeks and rivers (Ref. 10294).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
IUCN Red List Status (Ref. 130435: Version 2024-1)
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00242 - 0.01036), b=3.11 (2.92 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.9 ±0.3 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).