Results 21 to 30 of about 1,378,497 (210)

Genetic diversity and population histories of two species of Phidippus (Araneae: Salticidae) from northwestern Mexico

open access: yesRevista Mexicana de Biodiversidad, 2023
The northwestern Mexican Baja California state is an ecologically unique area being the only part of the country with a Mediterranean ecosystem and a high species diversity and endemism for many groups.
Fadia Sara Ceccarelli   +2 more
doaj   +1 more source

Numerical modeling of seasonal and mesoscale hydrography and circulation in the Mexican Central Pacific

open access: yesCiencias Marinas, 2012
Based on results from a ROMS numerical model, the dynamics of the Mexican Central Pacific was studied during three years (2003–2005). The model reproduces the mean and seasonal variability of sea surface temperature, as well as mesoscale eddies and ...
DA Pantoja   +3 more
doaj   +1 more source

Genetic connectivity of the endangered brown sea cucumber Isostichopus fuscus in the northern Gulf of California revealed by novel microsatellite markers

open access: yesRevista Mexicana de Biodiversidad, 2018
Isostichopus fuscus is an economically important sea cucumber that has been highly exploited along its distribution range in the eastern Pacific. The significant population decline is responsible for its listing as endangered in the IUCN Red List ...
José Miguel Ochoa-Chávez   +3 more
doaj   +1 more source

Educación Científica, reflexiones y propuestas desde los feminismos

open access: yes, 2020
espanolEste articulo presenta algunas reflexiones y propuestas desde los feminismos para la investigacion en el area de la didactica de las ciencias. Se trata de una discusion sobre los principales aportes de los estudios de genero que pueden contribuir ...
Johanna Patricia Camacho-González
semanticscholar   +1 more source

Annual and semiannual variations of phytoplankton biomass and production in the central Gulf of California estimated from satellite data

open access: yesCiencias Marinas, 2013
Surface waters of the Midriff Islands region of the Gulf of California persistently have the lowest temperatures (SST) and the highest nutrient concentrations of all surface waters of the gulf. The purpose of this work was to characterize the annual and
Laura Lucero Álvarez-Molina   +3 more
doaj   +1 more source

The Estero de Punta Banda, B.C., Mexico as a link in the "Pacific Flyway": Abundance of shorebirds

open access: yesCiencias Marinas, 2021
Thirteen shorebird species and 5683 individuals were recorded at Estero Punta Banda from October 1988 to April 1989 in three soft-bottom habitats bordering the northern tip of the sand bar (open beach; terminal beach; mud-flats) and a semi-protected ...
E Palacios, A Escofet, DH Loya-Salinas
doaj   +1 more source

Temperature, salinity, nutrients and chlorophyll a in coastal waters of the Southern California Bight

open access: yesCiencias Marinas, 2001
The seasonal variability of dissolved inorganic nutrients (phosphates, PO–34; nitrates, NO–3; nitrites, NO–2) and chlorophyll a was studied during five surveys in nearshore waters of the southern region of the Southern California Bight (SCB).
TL Espinosa-Carreón   +3 more
doaj   +1 more source

The Gulf of California is a source of carbon dioxide to the atmosphere

open access: yesCiencias Marinas, 2013
Water exchange between the Gulf of California and the Pacific Ocean has a significant vertical component (VCWE). Surface (0–200 m) gulf water flows out into the Pacific Ocean and deep (200–600 m) water flows into the gulf.
Claudia Rodríguez-Ibáñez   +3 more
doaj   +1 more source

LA EDUCACION CIENTIFICA COMO APOYO A LA MOVILIDAD SOCIAL: DESAFIOS EN TORNO AL ROL DEL PROFESOR SECUNDARIO EN LA IMPLEMENTACION DE LA INDAGACION CIENTIFICA COMO ENFOQUE PEDAGOGICO

open access: yes, 2019
Resumen es: La educacion es uno de los principales factores que promueven la movilidad social, siendo la educacion secundaria clave, tanto para el desarrollo de proc...
C. G. Weil   +4 more
semanticscholar   +1 more source

Effect of the oxygen minimum zone on the second chlorophyll maximum

open access: yesCiencias Marinas, 2009
Field data collected during June 2005 were used to determine the relationship between the second fluorescence maximum (FMax), the top of the oxygen minimum zone (OMZ), and physical processes (coastal currents, eddies, and upwelling) in the northern ...
J Cepeda-Morales   +4 more
doaj   +1 more source

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