>
Atheriniformes (Silversides) >
Atherinopsidae (Neotropical silversides) > Atherinopsinae
Etymology: Atherinops: Greek, atherina, the Greek name for the eperlane; 1770 + Greek, ops = appearance (Ref. 45335); affinis: affinis which means related - in this case to fishes of the genus Atherina (Ref. 6885).
More on author: Ayres.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser; brackwasser pelagic-neritic; tiefenbereich ? - 26 m (Ref. 96339). Subtropical; 52°N - 21°N, 130°W - 105°W (Ref. 96339)
Eastern Pacific: Vancouver Island in British Columbia, Canada to Baja California, Mexico and the Gulf of California.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 37.0 cm TL Männchen/unbestimmt; (Ref. 9273); common length : 28.0 cm TL Männchen/unbestimmt; (Ref. 9273); max. veröff. Alter: 9 Jahre (Ref. 72477)
Rückenflossenstacheln (insgesamt) : 6 - 10; Rückenflossenweichstrahlen (insgesamt) : 8 - 14; Afterflossenstacheln: 1; Afterflossenweichstrahlen: 19 - 25; Wirbelzahl: 44 - 52. Blue gray to green above, silvery below; a striking silver band bordered above with blue extends the full length of the body (Ref. 6885). Branchiostegal rays: 5-6 (Ref. 36497).
Body shape (shape guide): elongated.
Common in bays, muddy and rocky areas and kelp beds, also in estuaries (Ref. 36497). Form schools. Adults feed on zooplankton (Ref. 9273), while juveniles feed on algae and kelp fly larvae (Ref. 4930). Demersal spawner in nearshore habitats (Ref. 56049). Oviparous, with planktonic, primarily neustonic larvae (Ref. 36497). Eggs are attached to spawning substrate and to one another by adhesive filaments (Ref. 36497).
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
Tools
Zusatzinformationen
Download XML
Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00776 (0.00430 - 0.01402), b=3.01 (2.85 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
2.8 ±0.28 se; based on food items. |
Widerstandsfähigkeit (Ref. 120179) |
mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (tm=2; tmax=7; Fec = 1,000). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low to moderate vulnerability (32 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Unknown.
|