Results 51 to 60 of about 210 (158)
[Some features of ocean currents in Gulf of Nicoya, Costa Rica].
The spatial and vertical structure of the water currents and its relationship with the tidal cycles were studied using current meters in the Gulf of Nicoya. In the upper gulf, the vertical marine current differences increase as the depth increases. The water column at the station near Chira Island (upper gulf) shows the smaller changes in currents and ...
Omar G, Lizano, Eric J, Alfaro
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Hidrocarburos de petróleo, disueltos y dispersos, en cuatro ambientes costeros de Costa Rica
Entre los años 2000 a 2002 se recolectaron y se analizaron 130 muestras de agua de mar en las costas de Costa Rica, para determinarles la concentración de hidrocarburos de petróleo disueltos y dispersos (HPDD), referida a equivalentes de criseno en ...
Jenaro Acuña-González +3 more
doaj
Hydroacoustic estimation of fish biomass in the Gulf of Nicoya, Costa Rica
A stratified sampling design was used for a hydroacoustic survey of the inner parts of the Gulf of Nicoya in 1987 and 1988. The bottom topography of the inner Gulf was modeled by introducing the concept of a topographical basin model, as the basis for ...
John Hedgepeth +3 more
doaj
El género Opisthonema sustenta la pesquería de sardina en Costa Rica. Esta investigación se orientó hacia la evaluación poblacional del stock explotable de esta pesquería en el Golfo de Nicoya.
Luis A. Vega Corrales
doaj
[A biogeochemical model for the Gulf of Nicoya, Costa Rica].
In agreement with the Broecker and Penn two-boxes model, I generated a biogeochemical balance model for the Gulf of Nicoya (Guanacaste, Costa Rica) using two nutrient reservoirs: surface water and deep water. The mixing zone was located at a depth of 20 m.
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Composition and abundance of ichthyoplankton in a Gulf of Nicoya mangrove estuary
Se realizó muestreos mensuales de ictioplancton, en la superficie de tres sitios del Estero Punta Morales, Golfo de Nicoya, Costa Rica, de febrero a setiembre de 1985. Se recolectó alrededor de 51,000 huevos y 12,000 larvas de peces, principalmente de las familias Engraulidae, Gobiidae, Clupeidae, Sciaenidae, y Haemulidae, cuyas formas juveniles y ...
Ramírez C, Ana R +2 more
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Las proliferaciones algales nocivas (PAN) son un fenómeno frecuente en el Golfo de Nicoya. La morfología y fisiología de estas microalgas son muy importantes debido al hecho de que las especies involucradas en estos eventos presentan características ...
Maribelle Vargas-Montero, Enrique Freer
doaj
The social-ecological system framework (SESF) can be useful for applied research and management practice beyond its traditional academic applications.
Stefan Partelow +3 more
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Cataphryxus zapoteca sp. nov. (Isopoda, Bopyridae) and new hosts and records of bopyrid isopods from the Mexican Eastern Pacific. [PDF]
Romero-Rodríguez J, Álvarez F.
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[Isolation of Vibrio cholerae no-01 in the Gulf of Nicoya, Costa Rica].
In a bacteriological study on samples of bivalves, mud and surface waters from the Gulf of Nicoya, Costa Rica, 18 strains of non-01 Vibrio cholerae and 50 of V. mimicus were isolated. The samples were enriched in alkaline peptone water, and streaked on MacConkey and inositol-brilliant green bile agars.
F, Antillón, E, Rodríguez
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