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Cypriniformes (Carps) >
Leuciscidae (Minnows) > Laviniinae
Etymology: Lavinia: Lavinia, -ae, Latin = daughter of king Latino, married with Aeneas; mythology.
Eponymy: Girard gave no reasoning for his naming of this genus. [...] (Ref. 128868), visit book page.
More on authors: Baird & Girard.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water demersaal; potamodroom (Ref. 126106). Temperate; 41°N - 36°N
North America: Sacramento-San Joaquin, Clear Lake, Russian River, and Pajaro-Salinas river drainages in California, USA. Three subspecies were previously recognized: Lavinia exilicauda chi in Clear Lake; Lavinia exilicauda harengus in Pajaro and Salinar River; and Lavinia exilicauda exilicauda in rest of the range.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 36.0 cm TL mannelijk / geslacht onbekend; (Ref. 5723); common length : 25.0 cm TL mannelijk / geslacht onbekend; (Ref. 12193); max. gerapporteerde leeftijd: 6 Jaren (Ref. 72462)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 10 - 13; Anale zachte stralen: 11 - 13. Body deep and compressed; caudal peduncle tapering to narrow; caudal fin large; lateral line strongly decurved; head small, compressed, mouth terminal (slightly upturned); dorsal-fin origin behind pelvic-fin origin; scales on lateral line 54-62; dorsal fin with 10-13 rays; anal fin with 11-13 rays; pharyngeal teeth 0,5-4,0 or 0,5-5,0; brown-yellow above, scales on back and silver side darkly outlined (crosshatched pattern on small individuals); fins dusky; and small specimens with black caudal spot (Ref. 86798).
Body shape (shape guide): fusiform / normal.
Adults occur in lakes, ponds, sloughs, backwaters and sluggish sandy pools of small to large rivers (Ref. 5723, 86798).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00451 - 0.02922), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.1 ±0.2 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.).
Kwetsbaarheid van de visserij (Ref.
59153): Low to moderate vulnerability (26 of 100).
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