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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); oxyrhynchus: From the Greek words oxys=sharp and rynchus=snout (Ref. 79012).
More on authors: Hubbs & Bonham.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Subtropical; 32°N - 30°N
North America: Brazos River and lower portions of large tributaries in Texas, USA.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.5 cm SL hane/ej könsbestämd; (Ref. 79012); common length : 4.0 cm TL hane/ej könsbestämd; (Ref. 12193)
Inhabits sand and gravel runs of medium to large rivers but is less often found in sand or mud bottomed pools (Ref. 5723). Feeds on aquatic and terrestrial invertebrates (71% of diet) detritus, plant material and sand. Batch spawner (Ref. 79012).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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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).
Trofisk nivå (Ref.
69278): 2.8 ±0.3 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).