Results 131 to 140 of about 12,634 (237)

Biota béntica del Lago Cocibolca, en la zona costera de la ciudad de Granada [PDF]

open access: yes, 1999
Se determinó la composición y densidad del zoobentos en el litoral del Lago Cocibolca de la ciudad de Granada, para conocer el efecto de la contaminación orgánica sobre el patrón de distribución de las poblaciones del bentos.
Talavera López, María Luisa
core  

Cluster Policy, Innovation, and Firm Productivity. An Econometric Assessment of the Flemish Spearhead Cluster Program

open access: yesJournal of Regional Science, Volume 66, Issue 2, Page 426-444, March 2026.
ABSTRACT The Flemish government launched its Spearhead Cluster (SHC) policy in 2017. The aim is to boost strategic sectors by setting up cluster initiatives which coordinate collaborative R&D initiatives. In this paper, we analyze whether becoming a member of such a cluster initiative has an impact on the Total Factor Productivity (TFP) of the firm. We
Pierluigi Angelino   +2 more
wiley   +1 more source

Patterns at Multi-Spatial Scales on Tropical Island Stream Insect Assemblages: Gorgona Island Natural National Park, Colombia, Tropical Eastern Pacific

open access: yesRevista de Biología Tropical, 2014
Tropical Eastern Pacific island streams (TEPis) differ from other neotropical streams in their rainy climate, mixed sedimentary-volcanic geology and faunal composition.
Magnolia Longo, Juan F. Blanco
doaj  

Drivers of Viral Diversity and Sharing in Marine Mammals

open access: yesMolecular Ecology, Volume 35, Issue 6, March 2026.
ABSTRACT Knowledge of viral infection in marine mammals, a group severely threatened by human activity, is largely limited to the pathology and epidemiology of few endemic viruses. The recent emergence in marine mammals of high‐consequence viruses, such as H5N1 avian influenza and rabies, underscores the importance of understanding the ecology of viral
Matthew J. Arnold   +8 more
wiley   +1 more source

Skin Colour in Salamanders Is Modulated by Both Epitranscriptomic Methylation and Gene Expression

open access: yesMolecular Ecology, Volume 35, Issue 6, March 2026.
ABSTRACT Animal colouration is a key trait in organismal biology, being involved in natural and sexual selection, competition, and communication. Amphibians use their highly diverse colouration in many ecological interactions, but the molecular bases of their colour variation are less well understood than in other vertebrate systems. While the genetic,
Nicholas Strowbridge   +3 more
wiley   +1 more source

Estructura de la comunidad de insectos acuáticos en la deriva y su relación con la estructura bentónica de la comunidad de insectos, en un tramo del río Santa María, provincia de Veraguas, República de Panamá.

open access: yesVisión Antataura, 2019
Con la finalidad de determinar la estructura numérica de la comunidad de insectos acuáticos derivantes y compararla con la estructura de la comunidad bentónica de insectos, en un tramo del río Santa María, se seleccionaron dos estaciones de muestreo, en
Viterbo Rodríguez, Cristina Duarte
doaj  

Response of the biomass and the C:N:P composition of the first trophic level of a Pampean stream to the highest drought in the last 20 years: A case study [PDF]

open access: yes, 2015
El bentos, epifiton, seston, las algas filamentosas libres y las plantas acuáticas proporcionan recursos alimenticios y refugio al resto de los niveles tróficos del arroyo.
Ferreiro, Nicolas Andres   +1 more
core   +1 more source

Free-living benthic marine invertebrates in Chile Invertebrados bentónicos marinos de vida libre en Chile

open access: yesRevista Chilena de Historia Natural, 2008
A comprehensive literature review was conducted to determine the species richness of all the possible taxa of free-living benthic marine invertebrates in Chile.
MATTHEW R LEE   +8 more
doaj  

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