Zobrazeno 1 - 10
of 1 519
pro vyhledávání: '"C Vale"'
Publikováno v:
Ciencias Marinas, Vol 34, Iss 3 (2008)
Depth variation (1-cm resolution) of total Fe, Mn, and Cr concentrations was determined in below-ground biomass of Halimione portulacoides and in root sediments from two Tagus Estuary salt marshes (Portugal). The metal fractions extracted by hydroxyl
Externí odkaz:
https://doaj.org/article/1f70f77cd917451281b998531fcedadd
Publikováno v:
Ciencias Marinas, Vol 34, Iss 3 (2008)
Certain heavy minerals enriched in yttrium, such as monazite and xenotime, have previously been indexed in the Vigo area. The levels and spatial distribution of this element were studied in 50 surface sediment samples from the Vigo Ria. The highest l
Externí odkaz:
https://doaj.org/article/2e1819a767604245996dc065a56331c3
Publikováno v:
Ciencias Marinas, Vol 34, Iss 3 (2008)
The status of Óbidos Lagoon (Portugal) was assessed combining water quality, sediment quality, and oxidative stress responses in female shore crab Carcinus maenas. Two sites were surveyed in October 2005, one located in an impacted, confined inner b
Externí odkaz:
https://doaj.org/article/83489972f6c34ef1b16acf3e3ad44b3f
Autor:
J Raimundo, C Vale
Publikováno v:
Ciencias Marinas, Vol 34, Iss 3 (2008)
Levels of Fe, Cu, Zn, Cd, and Pb were determined in digestive gland, posterior salivary glands, kidneys, gills, gonads, branchial hearts, ink sac, stomach, skin, mantle, and arm of 13 common octopuses, Octopus vulgaris, collected in November 2002 at
Externí odkaz:
https://doaj.org/article/fe007f847f274e16a593a2f72cbc37e3
Publikováno v:
Ciencias Marinas, Vol 34, Iss 3 (2008)
Sixteen PAH compounds (containing three to six rings) were quantified in sediments from the Rosário and Mitrena salt marshes in the Tagus and Sado estuaries, respectively, colonized by Sarcocornia fruticosa, and in belowground and aboveground plant
Externí odkaz:
https://doaj.org/article/46f7934b834e46179b29a20c82f5b760
Publikováno v:
Ciencias Marinas, Vol 32, Iss 2B (2006)
Total and organic mercury concentrations were determined in the liver, kidney, muscle, skin, brain and blubber collected from 12 common dolphins, Delphinus delphis, stranded along the Portuguese coast between 1998 and 2003. The liver was the preferen
Externí odkaz:
https://doaj.org/article/639fa4c8d5fd45ebafcb23a73e6ba049
Publikováno v:
Ciencias Marinas, Vol 32, Iss 2B (2006)
Concentrations of polychlorinated biphenyls (PCBs), p,p'-dichlorodiphenyltrichloroethane (DDT) and metabolites, and dieldrin were determined in muscle tissues of female and male sardines (Sardina pilchardus) obtained between February 2000 and January
Externí odkaz:
https://doaj.org/article/d6a0ec8a9dc74408876f66789c803e21
Publikováno v:
Ciencias Marinas, Vol 29, Iss 4 (2003)
Silicates, nitrates, phosphates, chlorophyll a and primary productivity were monitored at low and high tide between September 1985 and September 1986, at four stations in Ria Formosa, a meso-tidal coastal lagoon located in the south of Portugal. The
Externí odkaz:
https://doaj.org/article/40c3e55c1fd84d9ca8baa40b7c8cbdd3
Publikováno v:
Ciencias Marinas, Vol 29, Iss 4 (2003)
Three sediment cores were collected in the muddy patches of the northern Portuguese Shelf located offshore the Douro and Minho rivers. Bivalves and worms were found in the upper and sub-surface layers of two cores. Vertical distributions of dissolved
Externí odkaz:
https://doaj.org/article/b61462573b294ecc95d2881cac234589
Publikováno v:
Ciencias Marinas, Vol 29, Iss 4 (2003)
Sediment cores from two salt marshes, Rosário (Tagus estuary) and Laranjo (Ria de Aveiro), were analyzed for total Hg and Al, and for Fe and Mn extracted with a hydroxylamine-acetic acid solution. Both areas have been contaminated by industrial disc
Externí odkaz:
https://doaj.org/article/fb8344ec2f6e4a2cb89eb3e6acb9152d