Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
; acqua dolce demersale. Temperate; 41°N - 40°N
North America: occurs only in Pit River system in Shasta and Lassen counties in California, USA.
Size / Peso / Age
Maturità: Lm ? range ? - ? cm
Max length : 9.6 cm TL maschio/sesso non determinato; (Ref. 5723); common length : 5.5 cm TL maschio/sesso non determinato; (Ref. 12193); Età massima riportata: 5 anni (Ref. 6083)
Occurs in vegetated runs and riffles of creeks and small to medium rivers, usually over mud in clear, fairly deep water (1-2 m).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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 2025-1)
Threat to humans
Harmless
Human uses
Pesca: di nessun interesse
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Phylogenetic diversity index (Fonte Biblio.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00281 - 0.01234), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Fonte Biblio.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Generation time: 6.1 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (K=0.18; tmax=5).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (39 of 100).
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