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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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Russell Giovanni Uc Peraza Institution: Bay of Chetumal, Mexico E. The injector temperature was ” C.

The length and width of gametophores, as well as the diameter of the gametangia were clearly different for both species. Chetuml 9 to June contamjnacion Mar Poll Bull 26 The compounds were identified and quantified using standards from Ultra Scientific. Russell Giovanni Uc Peraza. Two new species of Paraprionospio Polychaeta: Our members Our publisher members Our sponsors Our volunteers.

The chlorinated pesticides and PCBs were quantified in a gas cromatograph equipped with an electron capture detector ECD at a temperature of ” C. Taxonomic catalogue of the Spionidae Annelida: Victor Hugo Delgado Blas.


Chemical contamination in sediment and tissues. Costa Rica Language of fulltext: Biology General Country of publisher: Mean lethal concentration LC50 of biodegradable household detergents in Laeonereis culveri Polychaeta. The median concentration of total hydrocarbons found here Heavy metals in the mussel Mytilus californianus of the west coast of Baja California, Mexico.

IV Cromprehensive descriptions of trace organic analybcal methods. Approximately 30 g of sediment dry weight were extracted with hexane and methylene chloride during chethmal hours each wn a soxhlet apparatus.

Chetu,al is connected to the Caribbean Sea through a shallow 19 krn opening. There are freshwater inputs from the Rio Hondo and Laguna Guerrero. The overall median PAH concentration found here is 2.


Help Center Find new research papers in: Universidad de Costa Rica. Polydora and related genera Polychaeta: Log In Sign Up. Temporal and Spatial Variation. Malacoceros longiseta, a new species of Spionidae Annelida: The methylene chloride extract was concentrated chetumzl approximately mL to 20 mL in a flat-bottomed flask equipped with a three- ball Snyder column condenser and then it was mixed with the hexane extract.

Enter the email address you signed up with and we’ll email you a reset link. The highest median concentrations were for hexachlorocyclohexanes 1. Polycyclic aromatic hydrocarbons in sediments. The Bay of Chetumal, on the border between Mexico and Belize, and the sampling stations.


Heavy metals in the mussel Mytilus californianus Conrad of the west coast of Baja California, Mexico. Conatminacion individual stations with the highest concentrations were stations 1, 2, 4 and 17 with 8. The morphological characters of B. Mean lethal concentration LC50 of two detergents in Nereis oligalina Polychaeta.

Russell Giovanni Uc Peraza | FURG – Universidade Federal do Rio Grande –

Median concentration of total PCBs was 2. The spatial distribution of hydrocarbons in the Bay is different than that for pesticides Figs. O’Connor TP Recent trends in coastal environmental quality: The extract was sequentially eluted from the column and two fractions were obtained: 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,