Results 31 to 40 of about 11,920 (219)

VARAMIENTOS Y AVISTAMIENTOS DE BALLENAS EDENTADAS (CETACEA: MYSTICETI) EN COSTAS Y AGUAS CUBANAS.

open access: yesRevista de Investigaciones Marinas, 2023
En la actualidad es insuficiente la información que se posee sobre las ballenas que se presentan en el archipiélago cubano. El presente trabajo tiene como objetivo recopilar toda la información existente sobre estos cetáceos varados o avistados en ...
Miriam Blanco
doaj  

El sector turístico y su incidencia en el medio ambiente

open access: yesCiencia y Sociedad, 1994
El turismo, a partir de la década de los setenta, ha cobrado notable importancia en la República Dominicana y la mayor parte de este turismo está asociado a las regiones costeras del país.
Omar Ramírez Tejada
doaj   +1 more source

Imminent Risk of Extirpation for Two Bottlenose Dolphin Communities in the Gulf of Guayaquil, Ecuador

open access: yesFrontiers in Marine Science, 2020
A long-term study of a common bottlenose dolphin (Tursiops truncatus) population inhabiting the Gulf of Guayaquil, Ecuador (2°33′ S, 79°20′W), has been carried out for almost 30 years.
Fernando Félix   +2 more
doaj   +1 more source

Excursiones etnográficas entre los pescadores de ballenas de Tumbes y la isla Santa María, Chile, a comienzos del siglo XX [PDF]

open access: yesAntropologías del Sur, 2016
La caza costera tradicional de ballenas o “pesca de ballenas” se inicia en la zona de Talcahuano en la primera mitad del siglo XIX y luego se extiende hacia el sur de Chile, llegando hasta la Isla Grande de Chiloé.
Daniel Quiroz
doaj  

Registro de un par madre-cría de ballena franca austral (Eubalaena australis) en la costa de Lima, Perú

open access: yesRevista Peruana de Biología, 2013
Hasta el presente reporte, la distribución de la ballena franca austral en el Pacífico Sur se extendía hasta los 15°08’S en la bahía San Fernando, Ica.
Mariana Orihuela, Davis Cortegana-Arias
doaj   +1 more source

Effects of Walnut Consumption on Blood Lipid Profile and Apolipoproteins in Adults: A GRADE‐Assessed Systematic Review and Dose–Response Meta‐Analysis of 49 Randomized Controlled Trials

open access: yesFood Science &Nutrition, Volume 14, Issue 2, February 2026.
Background: Walnuts (Juglans regia L.) are rich in PUFAs, fiber, and bioactive compounds with potential lipid‐lowering effects, but evidence—especially for apolipoproteins—remains inconsistent. Methods: Systematic review and meta‐analysis of 49 RCTs up to August 2025 assessing walnut intake and blood lipids (TG, TC, LDL‐C, HDL‐C) and apolipoproteins ...
Ghazal Mashayekhi   +7 more
wiley   +1 more source

Vulnerability of marine megafauna to global at‐sea anthropogenic threats

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract Marine megafauna species are affected by a wide range of anthropogenic threats. To evaluate the risk of such threats, species’ vulnerability to each threat must first be determined. We build on the existing threats classification scheme and ranking system of the International Union for Conservation of Nature (IUCN) Red List of Threatened ...
Michelle VanCompernolle   +309 more
wiley   +1 more source

Comparative Phylogeography of Phrynosomatid Lizards in Baja California: Asynchronous Divergences and Expansion of Callisaurus draconoides Across the North American Deserts

open access: yesJournal of Biogeography, Volume 52, Issue 12, December 2025.
ABSTRACT Aim We tested whether co‐distributed phrynosomatid lizards in the Baja California Peninsula (BCP) share synchronous phylogeographic discontinuities, as predicted by the “peninsular archipelago” hypothesis, and examined the diversification of Callisaurus draconoides throughout its range.
Andrew D. Gottscho   +5 more
wiley   +1 more source

De Novo Transcriptome Assembly Reveals Insights Into Osmoregulation and Oxidative Stress Response in the Gills of the Southern King Crab (Lithodes santolla)

open access: yesEcology and Evolution, Volume 15, Issue 11, November 2025.
The Southern King Crab (Lithodes santolla), an ecologically and commercially important species in sub‐Antarctic waters. In this study, we assembled the first gill de novo transcriptome of L. santolla to characterize gene expression related to environmental responses.
Alexandra Brante   +5 more
wiley   +1 more source

Home - About - Disclaimer - Privacy