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Eupercaria/misc (Various families in series Eupercaria) >
Haemulidae (Grunts) > Haemulinae
Etymology: Brachygenys: Name from Greek βραχυζ (Brachy), short and ϒενυζ (genys), chin; referring to the small snout of the these species.
Eponymy: Jessie Jordan née Knight (1866–1952) was the second wife of the senior author, David Starr Jordan (see Jordan, DS). (Ref. 128868), visit book page.
More on authors: Jordan & Bollman.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 3 - 18 m (Ref. 5227), usually 3 - 11 m (Ref. 5227). Tropical
Southeast Pacific: endemic to the Galapagos Islands.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 30.0 cm TL mâle / non sexé; (Ref. 11482)
Forms large daytime aggregations along walls and over rocky slopes, often in somewhat protected areas (Ref. 5227).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Oviparous, distinct pairing during breeding (Ref. 205).
Allen, G.R. and D.R. Robertson, 1994. Fishes of the tropical eastern Pacific. University of Hawaii Press, Honolulu. 332 p. (Ref. 11482)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 23.5 - 24.6, mean 23.7 °C (based on 18 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.4 ±0.45 se; based on food items.
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (20 of 100).
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Nutriments (Ref.
124155): Calcium = 57.5 [23.8, 122.0] mg/100g; Iron = 0.667 [0.336, 1.265] mg/100g; Protein = 18.6 [16.6, 20.4] %; Omega3 = 0.0776 [, ] g/100g; Selenium = 26.4 [13.4, 55.0] μg/100g; VitaminA = 137 [49, 398] μg/100g; Zinc = 1.28 [0.82, 2.01] mg/100g (wet weight);