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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 / distribuzione batimetrica / distribution range
Ecologia
marino demersale; distribuzione batimetrica ? - 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).
Size / Peso / Age
Maturità: Lm ? range ? - ? cm
Max length : 30.0 cm TL maschio/sesso non determinato; (Ref. 2850); Età massima riportata: 6 anni (Ref. 56049)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 8 - 10; Raggi dorsali molli (totale) : 25 - 28; Spine anali: 3; Raggi anali molli: 30 - 35; Vertebre: 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).
Body shape (shape guide): short and / or deep.
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
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Pesca: commerciale; Pesce da pesca sportiva: si
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Fonte Biblio.
123201): 10.7 - 19, mean 12.8 °C (based on 115 cells).
Phylogenetic diversity index (Fonte Biblio.
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).
Trophic level (Fonte Biblio.
69278): 3.5 ±0.50 se; based on food items.
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (tm=1; tmax=6).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
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