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Ovalentaria/misc (Various families in series Ovalentaria) >
Embiotocidae (Surfperches)
Etymology: Hyperprosopon: Greek, hyper = over + Greek, prosopon = face, snout of animal (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur ? - 18 m (Ref. 2850). Subtropical; 52°N - 26°N, 130°W - 113°W
Eastern Pacific: Vancouver Island in British Columbia, Canada to central Baja California in Mexico, including Guadalupe Island (off northern central Baja California).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm TL mâle / non sexé; (Ref. 2850); âge max. reporté: 6 années (Ref. 56049)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 8 - 10; Rayons mous dorsaux (Total) : 25 - 28; Épines anales: 3; Rayons mous anaux: 30 - 35; Vertèbres: 33 - 37. Dark blue dorsally, sides and belly silvery with young having narrow golden vertical bars; tips of pelvic fins black; dusky on edge of caudal fin (Ref. 6885).
Live in surf on sand beaches and over sand near rocks, often around piers. Often occur in dense schools. Feed on small crustaceans. Viviparous, female carries the developing young (Ref. 205). Usually bear 5-12 young. An important game species.
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Viviparous, female carries the developing young (Ref. 205).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 10.7 - 19, mean 12.8 °C (based on 115 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.00827 - 0.04391), b=2.97 (2.77 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.50 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (tm=1; tmax=6).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
