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Eupercaria/misc (Various families in series Eupercaria) >
Scaridae (Parrotfishes) > Sparisomatinae
Etymology: Nicholsina: After J.T. Nichols, 1920-1941, curator in ichthyology, department of Fishes, American Museum of Nat. History; he has wrote articles in the Encyclopaedia Britannica .
More on author: Schultz.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 20 - 50 m (Ref. 7360). Tropical
Eastern Atlantic: Senegal to Annobon Island (off Gabon).
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 24.0 cm SL mannelijk / geslacht onbekend; (Ref. 7360)
Occurs in coastal waters, on seagrass and algal bottoms (Ref. 7360).
Nicholsina usta collettei subspecies recognized from the east Atlantic (Ref. 11064).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Randall, J.E., 1990. Scaridae. p. 883-887. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 7360)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 22.6 - 27.5, mean 25.2 °C (based on 24 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00535 - 0.02352), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
