Radiolarian responses to the 1982-83 California El Nino and their implications

dc.contributor.advisorCasey, Richard E.en_US
dc.contributor.committeeMemberClark, Howard C.en_US
dc.contributor.committeeMemberDunbar, Robert B.en_US
dc.creatorCarson, Thomasen_US
dc.date.accessioned2018-12-18T21:15:50Zen_US
dc.date.available2018-12-18T21:15:50Zen_US
dc.date.issued1985en_US
dc.description.abstractRadiolarian responses to the 1982-83 California El Nino event were unusually high standing crops of both warm and cold water radiolarians, high diversity, and the appearance of distinctly central gyre and eastern tropical Pacific faunas. These and other observations suggest that anomalously strong transport from the west and south occurred through at least November 1953 and that the California Current had shifted eastward over the Southern California Eorderland. A generic group of radiolarians, the spongasterids, was used effectively in monitoring these water mass influences. Radiolarian distributions in 3.-3.5 Ma circuoi-northeastern Pacific sediments indicate a warm North Facific at this time. Marked breaks in distributional trends off southern Baja California suggest an oceanic frontal zone in this area, To the south radiolarian assemblages exhibit a distinctly eastern tropical Pacific character. Spongaster pentas occurs as far north as Deep Sea Prilling Site 173. This suggests periodic breakdowns of this frontal zone (El Ninos?) may have occurred.en_US
dc.format.digitalOriginreformatted digitalen_US
dc.format.extent250 ppen_US
dc.identifier.callnoThesis Geol. 1985 Carsonen_US
dc.identifier.citationCarson, Thomas. "Radiolarian responses to the 1982-83 California El Nino and their implications." (1985) Master’s Thesis, Rice University. <a href="https://hdl.handle.net/1911/103976">https://hdl.handle.net/1911/103976</a>.en_US
dc.identifier.digitalRICE1602en_US
dc.identifier.urihttps://hdl.handle.net/1911/103976en_US
dc.language.isoengen_US
dc.rightsCopyright is held by the author, unless otherwise indicated. Permission to reuse, publish, or reproduce the work beyond the bounds of fair use or other exemptions to copyright law must be obtained from the copyright holder.en_US
dc.titleRadiolarian responses to the 1982-83 California El Nino and their implicationsen_US
dc.typeThesisen_US
dc.type.materialTexten_US
thesis.degree.departmentEarth Scienceen_US
thesis.degree.disciplineNatural Sciencesen_US
thesis.degree.grantorRice Universityen_US
thesis.degree.levelMastersen_US
thesis.degree.nameMaster of Artsen_US
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