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- FishBase
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español |
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Overview |
Main identification features
- elongate; not soft body
- 2nd dorsal fin : 23-25; anal fin has 23-24 rays
- top and bottom teeth different
- pectoral: blunt point
- brown + 3 bars; mouth yellow, opercle black
Two-spine driftish
Adult elongate, compressed (juvenile deeper bodied); body not soft and flabby; fatty ring around moderate eye; operculum thin, with 2 short spines; mouth small, at front; jaw teeth small, conical, 1 row, adult lower jaw with knife-like teeth; 2 dorsal fins, rays XI-XII + I, 23-25; can fold into groove; 1st dorsal origin over or before pectoral base; anal II, 23-24; pectoral bluntly pointed (long in juvenile), 16-18 rays, lengthens with age; tail forked, tips rounded; pelvic inserted under or before pectoral, fins long in juvenile; lateral line high along back; branched mucous canal along length of flank; scales very small; bases of dorsal and anal with scaly sheath; scales extend forward onto nape as tongue-shaped patch reaching between eyes.
(Preserved juvenile) light brown, with 3 indistinct dark bars; 1st dorsal dark, other fins whitish; inside mouth yellow; iris grey; inside operculum black.
Size: 28 cm.
Habitat: oceanic.
Depth: 0-500 m.
Southern Baja and the mouth of the Gulf of California to Peru, and the Galapagos.
Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Northern Subtropical (Cortez Province + Sinaloan Gap); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo); South Temperate (Peruvian Province ).
Depth Range Max: 500 m.
Depth Range Min: 0 m.
Diet: zooplankton; bony fishes; pelagic jellyfish/ctenophores; pelagic fish eggs.
Eastern Pacific Range: Northern limit=25; Southern limit=-15; Western limit=-112; Eastern limit=-73; Latitudinal range=40; Longitudinal range=39.
Egg Type: Pelagic; Pelagic larva.
Feeding Group: Carnivore; Planktivore.
FishBase Habitat: Bentho-Pelagic.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Water column.
Inshore Offshore: Offshore; Offshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 28 cm.
Regional Endemism: Island (s); Continent; Continent + Island (s); TEP endemic; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Mid Water; Near Surface; Surface; Water column only;
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Links to other sites |
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References |
- Ahlstrom , E. H. , Butler , J. L..and Sumida, B. Y., 1976., Pelagic stromateoid fishes (Pisces, Perciformes) of the eastern Pacific: Kinds, distributions and early life histories and observations on five of these from the northwest Atlantic., Bull. Mar. Sci., 26:285-402.
- Béarez, P., 1996., Lista de los Peces Marinos del Ecuador Continental., Revista de Biologia Tropical, 44:731-741.
- Chirichigno, N., 1978., Nuevas adiciones a la ictiofauna marina del Peru., Instituto del Mar del Peru, Informe., 46:1-109.
- Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen III. Vertebrados - Parte 2., FAO3:1201-1813.
- Galván-Magaña, F., Abitia-Cárdenas, L.A., Rodríguez-Romero, J., Pérez-España, H., Chávez-Ramos, H., 1996., Systematics list of the fishes from Cerralvo island, Baja California Sur, Mexico., Ciencias Marinas, 22:295-311.
- Grove , J.S. and Lavenberg, R. J., 1997., The fishes of the Galápagos islands., Stanford University Press:863 pp.
- Haedrich, R.L., 1970., A new species in the nomeid fish genus Psenes from the equatorial eastern Pacific., Breviora, 351:1-7.
- Jimenez-Prado, P., Béarez, P., 2004., Peces marinos del Ecuador continental / Marine fishes of continental Ecuador., SIMBIOE/NAZCA/IFEA tomo 1 y 2.
- Lopez , M. I. and Bussing, W. A., 1982., Lista provisional de los peces marinos de la Costa Rica., Revista de Biologia Tropical, 30(1):5-26.
- Love, M.S., Mecklenburg, C.W., Mecklenburg, T.A., Thorsteinson, L.K., 2005., es of the West Coast and Alaska: a checklist of North Pacific and Artic Ocena species from Baja California to the Alaska-Yukon border., U.S. Department of the Interior, U.S. Geological Survey, Biological Resources Division, 288pp.
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Acknowledgements |
I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.
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Supported by | |
Following modified from FishBase
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Top | See original
http://www.fishbase.org/Summary/speciesSummary.php?genusname=Psenes&speciesname=sio ---> http://192.134.151.83/Summary/speciesSummary.php?genusname=Psenes&speciesname=sio http://192.134.151.83/Summary/speciesSummary.php?genusname=Psenes&speciesname=sio ---> https://fishbase.mnhn.fr/Summary/speciesSummary.php?genusname=Psenes&speciesname=sio &pull 20q v5.145 20180528: Error 501 Protocol scheme 'https' is not supported (LWP::Protocol::https not installed) https://fishbase.mnhn.fr/Summary/speciesSummary.php?genusname=Psenes&speciesname=sio |
Updated: 2024-03-29 11:47:01 gmt
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