>
Ovalentaria/misc (Various families in series Ovalentaria) >
Embiotocidae (Surfperches)
Etymology: Amphistichus: Greek, amphi = on both sides + Greek, stix, -ichos = row (Ref. 45335); rhodoterus: From 'rodoteros' meaning rosy (Ref. 6885).
More on author: Agassiz.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser; brackwasser demersal; tiefenbereich 0 - 7 m (Ref. 2850). Temperate; 50°N - 34°N, 126°W - 119°W
Eastern Pacific: Vancouver Island, British Columbia, Canada to Avila Beach, central California, USA.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 41.0 cm TL Männchen/unbestimmt; (Ref. 2850); max. veröff. Alter: 9 Jahre (Ref. 56049)
Rückenflossenstacheln (insgesamt) : 9 - 10; Rückenflossenweichstrahlen (insgesamt) : 25 - 28; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 28 - 31. Caudal fin broadly forked (Ref. 6885). Generally silvery overlaid lightly with a brassy cast; light green above; sides with a series of about 9 to 11 narrow vertical dark bars, posteriorly, broken and staggered along the lateral line; caudal and anal fins red (Ref. 6885).
Body shape (shape guide): short and / or deep.
Adults are found in sand beaches in surf on exposed coast, sometimes in bays and backwaters (Ref. 2850). Viviparous, female carries the developing young (Ref. 205).
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 Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell; Sportfisch: ja; Aquarium: Öffentliche Aquarien
Tools
Zusatzinformationen
Download XML
Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.01413 (0.00844 - 0.02363), b=3.00 (2.85 - 3.15), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.4 ±0.5 se; based on diet studies. |
Widerstandsfähigkeit (Ref. 120179) |
niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (tm=3; tmax=9; Fec=39). |
Anfälligkeit der Fischerei (Ref. 59153) |
Moderate vulnerability (44 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Unknown.
|