نتایج جستجو برای: estuarine

تعداد نتایج: 6749  

2001
Carmela Cuomo Gabriele A. Zinn

The purpose of this study was to document existing benthic organisms of the lower West River in New Haven and West Haven, Connecticut, in order to enable monitoring of salt marsh restoration. Seventeen sites were sampled between the Chapel Street Bridge and the mouth of the West River during the month of July 1995. All sites contained polychaete worms and other organisms typical of estuarine sy...

2016
Christian Weiss Joanna Weiss Jens Boy Issi Iskandar Robert Mikutta Georg Guggenberger

Mangroves play an important role in carbon sequestration, but soil organic carbon (SOC) stocks differ between marine and estuarine mangroves, suggesting differing processes and drivers of SOC accumulation. Here, we compared undegraded and degraded marine and estuarine mangroves in a regional approach across the Indonesian archipelago for their SOC stocks and evaluated possible drivers imposed b...

2008
William V. DeLuca Colin E. Studds Ryan S. King Peter P. Marra

Estuarine ecosystems are becoming increasingly altered by the concentration of human populations near the coastline, however a robust indicator of this change is lacking. We developed an index of waterbird community integrity (IWCI) and tested its sensitivity to anthropogenic activities within 28 watersheds and associated subestuaries of Chesapeake Bay, USA. The IWCI was used as a tool to gain ...

2005
XIAOJUN YANG

This article provides an overview on the status of remote sensing and Geographical Information System (GIS) applications in developing landscapelevel environmental indicators for estuarine ecosystem assessment. These broadscape indicators are related to near-shore water quality, submergent aquatic vegetation, coastal wetlands, as well as watershed landscape structure and pattern. Slightly diffe...

1999
Luis A. Buatois M. Gabriela Mángano Timothy R. Carr

Integration of ichnologic, sedimentologic, and stratigraphic studies of cores from Lower Pennsylva-nian oil and gas reservoirs (lower Morrow Sandstone, southwest Kansas) allows researchers to distinguish between estuarine-and open-marine deposits. This study represents one of the first published ichnologic analyses of a Paleozoic reservoir and, therefore, provides a unique opportunity to test t...

2004
Richard T. Kraus David H. Secor

Patterns of Sr/Ca variability in fish otoliths have been widely applied as tracers of movement between freshwater and marine habitats, with the assumption that low salinity habitats correspond to lower otolith levels of Sr/Ca. On the other hand, fluvial estuaries can contain steep gradients in Sr/ Ca, and in some estuaries, freshwater values of Sr/Ca can exceed marine values, which are relative...

Journal: :Marine pollution bulletin 2013
Anxo Conde Júlio M Novais Jorge Domínguez

Macrobenthic intertidal assemblages from five Atlantic Iberian estuaries were analyzed to develop an estuarine index. An R-mode analysis revealed a close association between the isopod Cyathura carinata, the polychaete Hediste diversicolor and the bivalve Scrobicularia plana. Although these species are abundant in all the estuaries considered, they tend to be absent from sites at the marine and...

Journal: :Nature 1981

Journal: :Nature 1968

Journal: :Marine Biology Research 2013

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