Results 1 to 5 of about 6 (5)

On Mellitella stokesii and Amphipholis geminata (Echinodermata), from an intertidal flat in the upper Gulf of Nicoya estuary, Pacific, Costa Rica

open access: yesRevista de Biología Tropical, 2011
Information on changes over time in the biodiversity and ecology of tropical systems is of increasing importance against the background of local, regional, and global dynamics.
José A Vargas, Sylvia Solano
doaj   +2 more sources

Crustaceans from a tropical estuarine sand-mud flat, Pacific, Costa Rica, (1984-1988) revisited

open access: yesRevista de Biología Tropical, 2012
The availability of data sets for time periods of more than a year is scarce for tropical environments. Advances in hardware and software speed-up the re-analysis of old data sets and facilitates the description of population oscillations.
José A. Vargas-Zamora   +2 more
doaj  

El registro sedimentario Pleistoceno tardío-Holoceno de la Salina de Ambargasta (Argentina central): una aproximación paleolimnológica

open access: yesRevista Mexicana de Ciencias Geológicas, 2014
La Salina de Ambargasta es un sistema playa localizado a latitudes medias de Argentina (29°S; 64°W). El estudio de dos testigos sedimentarios, AB-1 (borde este de la salina) y AB-2 (área central), efectuado mediante un enfoque de multi-indicadores ...
Gabriela A. Zanor   +4 more
doaj  

On Branchiostoma californiense (Cephalochordata) from the Gulf of Nicoya estuary, Costa Rica

open access: yesRevista de Biología Tropical, 2010
The cephalochordates are represented by the lancelets, of which species of the genus Branchiostoma are the best known. In recent years, these organisms have been the center of activity of studies focusing on the phylogenetic relationships of the ...
José A Vargas, Harlan K Dean
doaj  

Molluscan assemblage from a tropical intertidal estuarine sand-mud flat, Gulf of Nicoya, Pacific, Costa Rica (1984-1987)

open access: yesRevista de Biología Tropical, 2011
The availability of data sets covering more than a year is scarce for tropical environments. Advances in hardware and software speed-up the re-analysis of old data sets and facilitates the identification of hidden data patterns.
José A Vargas-Zamora   +1 more
doaj  
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