In book: Contribuciones de la ciencia al manejo costero integrado de la Bahía de Chetumal y su área de influencia, Publisher: Universidad de. (µg/g) en tejido óseo de Trichechus manatus en Bahía de Chetumal, .. una prioridad para el estudio de los impactos de la contaminación. Chetumali-öböl (Bahía de Chetumal) Quintana Roo fővárosa, az öböl névadója, Chetumal, amelynek szomszédságában torkollik az öbölbe az országhatáron.
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The sediment contaminacon were freeze-dried before the analysis. The morphological characters of B. Ocean acidification and its effects in the marine ecosystems. Different reproductive strategies may help B. It drains through a highly developed sugar cane zone.
The sediment extracts were fractionated by alumina: Seguir a este autor. Distribution conyaminacion sources of organic contaminants.
Bull Environ Contam Toxicol The hydrocarbons were quantified in a gas chromatograph with a flame ionization detector FID at a temperature of ” C. New record and new species of Scolelepis Polychaeta: However, it was absent next to sewage outfalls.
February 9 to June Prionospio Polychaeta, Spionidae from the Grand Caribbean Region, with the descriptions of five new species and a key contaminaciom species recorded in the area VH Delgado-Blas Zootaxa 1, The Rio Hondo is the border between Medco and Belize, and is a major source of pollutants to the Bay.
The median concentrations of total DDTs 1. Nuevas citas sobre este autor.
The hexane fraction was also concentrated and then transferred to a Kuderna-Danish tube to concentrate the extract to a final volume of 2 mL using a continuous babia of nitrogen.
Hydrocarbon and Organochlorine Residue Concentrations in Sediments from. Acute toxicity and risk assessment of three commercial detergents using the polychaete Capitella sp.
Hydrocarbon and chlorinated organic compound concentrations were determined according to procedures described in Sericano et aL and Wade et al. Remember me on this computer.
LC h in Capitella capitata Fabricius exposed biodegradable household detergents. Mean lethal concentration LC50 of two detergents in Nereis oligalina Polychaeta. Skip to main content.
University of Quintana Roo Approximately 2 cm of sodium sulfate and about 1 cm of activated granular copper were added evenly over the silica gel to remove humidity and sulfur.
The spatial distribution of hydrocarbons in the Bay chetuumal different than that for pesticides Figs. Victor Hugo Delgado Blas. Las diferencias en estrategias reproductivas probablemente ayudan a que B. Epub Jun The methylene chloride extract was concentrated from approximately mL to 20 mL in a flat-bottomed flask equipped chetumap a three- ball Snyder column condenser and then it was mixed with the hexane extract.
Quality assurance of the analytical procedure included the addition of internal standards and the analysis of a procedural blank for each set of samples.
Redescriptions and reestablishments of some species belonging to the genus Prionospio Polychaeta, Spionidae and descriptions of three new species VH Delgado-Blas Helgoland marine research 68 1, Temporal and Spatial Variation.
There are freshwater inputs from the Rio Hondo and Laguna Guerrero.
Victor Hugo Delgado Blas – Citas de Google Académico
Approximately 30 g of sediment dry weight were extracted with hexane and methylene chloride during 8 hours each in a soxhlet apparatus. Est Coast and Shelf Science O’Connor TP Recent trends in coastal environmental contsminacion PDF Restaurar Eliminar de forma permanente. Russell Giovanni Uc Peraza. Enteromorpha species were present in sites known as rich in organic matter both from anthropogenic and natural sources.
Lock N Ransboundary protected areas between Mexico and Belize. Environ Sci Techno1 23 7: Heavy metals in the mussel Mytilus californianus Conrad of the west coast of Baja California, Mexico.
Median concentration of total PCBs was 2. Log In Sign Up. The lowest concentrations were found in stations 12 for pesticides 2. Costa Rica Language of fulltext: I n this area is the Bay of Chetumal, along the border between Mexico and Belize, which is an important part of the range of the West Indian manatee 7Ytchechus manatus.
It is connected to the Caribbean Sea through a shallow 19 krn opening. Help Contminacion Find new research papers in: The concentrations of chlorinated compounds seem to be low, as recent sediments compared with other regions in Mexico and the northern Gulf of Mexico; however, there is evidence that some of these compounds affect the structure of the benthic community Salazar-Silva Funding for sustainable Open Access incl.
Universidad de Costa Rica. The organic compounds were separated and quantified by gas chromatography using a Hewlett Packard Series I1 gas cromatograph equipped with a 30 m x 0. Cheumal median concentrations of unresolved hydrocarbons is very similar to those of aliphatics 4.