نتایج جستجو برای: marshes

تعداد نتایج: 1940  

2012
Juliann Battle Stephen W. Golladay Brian Clayton

In southwest Georgia, wetlands can be classified based on source of inundation and vegetation. Depressional wetlands are inundated predominantly through rainfall and are identified as grass-sedge marshes, cypress savannas, and cypress-gum swamps. Riparian sloughs, composed of cypress and gum, occur along river corridors and are flooded when rivers are at high flow. During 1998-2000, we sampled ...

Journal: :Chemosphere 2006
Hyun-Min Hwang Peter G Green Richard M Higashi Thomas M Young

Surface sediment samples (0-5 cm) from 5 tidal salt marshes along the coast in California, USA were analyzed to investigate the occurrence and anthropogenic input of trace metals. Among study areas, Stege Marsh located in the central San Francisco Bay was the most contaminated marsh. Concentrations of metals in Stege Marsh sediments were higher than San Francisco Bay ambient levels. Zinc (55.3-...

2001
Richard A. Orson

Baseline information on flora is critical for planning salt marsh restoration in New Haven, Connecticut’s West River Memorial Park. This information will be important for evaluating existing site conditions and success or failure of the restoration. This chapter presents results of a plant inventory and addresses the ecological considerations necessary to return salt marsh plants to the site. A...

2017
Jean-Claude Lefeuvre Pascal Laffaille Eric Feunteun Virginie Bouchard Alain Radureau

Until 1979, European salt marshes were known only through the inventories of fauna and especially of flora. On such criteria, the salt marshes of the Mont-Saint-Michel bay (France) were regarded as most significant of the French coasts. However, it took 20 years of research on the role of these wetlands of the estuaries-salt marsh systems to highlight the ecological, social and economic interes...

Journal: :Comptes rendus biologies 2003
Jean-Claude Lefeuvre Pascal Laffaille Eric Feunteun Virginie Bouchard Alain Radureau

Until 1979, European salt marshes were known only through the inventories of fauna and especially of flora. On such criteria, the salt marshes of the Mont-Saint-Michel bay (France) were regarded as most significant of the French coasts. However, it took 20 years of research on the role of these wetlands of the estuaries-salt marsh systems to highlight the ecological, social and economic interes...

Hossein Rajaie Mohsen Najimi Varzaneh

Large deformation causing damage due to uplift force is generated in buried pipeline located in shallow trenches in marshes and saturated soils. In this paper, existing common methods of pipeline anchorage are discussed and considering advantages and disadvantages of these methods, a new method of pipeline anchorage are studied and presented. In this new developed method, geo-textile materials ...

2013
Lori K. Benoit Robert A. Askins ROBERT A. ASKINS LORI K. BENOIT

—To assess the relationship between marsh area and relative abundance of tidal marsh bird species, we surveyed birds on 86 circular plots in 40 salt and brackish tidal marshes in Connecticut. We measured marsh area in two ways: the amount of contiguous marsh vegetation not interrupted by broad barriers (.500 m of open water or .50 m of upland habitat) and by narrow barriers (.30 m of open water...

2014
W. M. GRAHAM WHITNEY A. SCHEFFEL

RANGE EXPANSION OF BLACK MANGROVES (AVICENNIA GERMINANS) TO THE MISSISSIPPI BARRIER ISLANDS.—The expansion of the black mangrove (Avicennia germinans) into Gulf of Mexico salt marshes is among the many climateinduced poleward range shifts of tropically associated marine plants and animals that have been documented in recent decades (Perry et al., 2005; Lasram and Mouillot, 2009; Fodrie et al., ...

2015
Megan K. La Peyre Kayla Serra T. Andrew Joyner Austin Humphries Laura Robinson

Oyster reefs provide valuable ecosystem services that contribute to coastal resilience. Unfortunately, many reefs have been degraded or removed completely, and there are increased efforts to restore oysters in many coastal areas. In particular, much attention has recently been given to the restoration of shellfish reefs along eroding shorelines to reduce erosion. Such fringing reef approaches, ...

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