Results 31 to 40 of about 769,060 (242)

Trophic position and foraging ecology of Ross, Weddell, and crabeater seals revealed by compound-specific isotope analysis [PDF]

open access: yes, 2019
Ross seals Ommatophoca rossii are one of the least studied marine mammals, with little known about their foraging ecology. Research to date using bulk stable isotope analysis suggests that Ross seals have a trophic position intermediate between that of ...
Costa, Daniel P.   +14 more
core   +1 more source

Population-Level Metrics of Trophic Structure Based on Stable Isotopes and Their Application to Invasion Ecology [PDF]

open access: yes, 2012
PMCID: PMC3283663This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are ...
Jackson, MC   +29 more
core   +2 more sources

Trophic ecology and resource partitioning of Haemulidae species along the Northeastern Brazilian continental shelf

open access: yesNeotropical Ichthyology, 2022
In the Southeastern Tropical Atlantic, Haemulidae family play an important role both environmentally, acting as a link between lower and higher trophic levels, and socioeconomically, being widely caught by artisanal fleets.
Ádamo Gabriel Cavalcanti Limeira   +8 more
doaj   +1 more source

Microplastic Ingestion in Three Deep-Sea Fish Species: First Ecological Insights from Stable Isotope Analysis

open access: yesMicroplastics
Microplastic (MP) pollution is an emerging environmental stressor in marine ecosystems, yet its relationship with trophic ecology remains poorly understood in deep-sea environments.
Eleonora Monfardini   +12 more
doaj   +1 more source

Trophodynamics as a Tool for Understanding Coral Reef Ecosystems

open access: yesFrontiers in Marine Science, 2018
The increased frequency of publications concerning trophic ecology of coral reefs suggests a degree of interest in the role species and functional groups play in energy flow within these systems.
Stacy L. Bierwagen   +5 more
doaj   +1 more source

Stable isotopes unveil one millennium of domestic cat paleoecology in Europe

open access: yesScientific Reports, 2022
The domestic cat is the world's most popular pet and one of the most detrimental predators in terrestrial ecosystems. Effective protection of wildlife biodiversity demands detailed tracking of cat trophic ecology, and stable isotopes serve as a powerful ...
Magdalena Krajcarz   +16 more
doaj   +1 more source

Competition and Environmental Stress Impacts on Trophic Performance of Three Sympatric Insectivorous Lizard Species in Eastern Spain

open access: yesSci
Trophic ecology is an important aspect to consider when studying interactions between species, especially in ecologically similar species. We studied the trophic ecology of three sympatric insectivorous lizards in a dune system in the Eastern Iberian ...
Robby M. Drechsler, Juan S. Monrós
doaj   +1 more source

Invasive signal crayfish and native noble crayfish show trophic niche shrinkage in sympatry [PDF]

open access: yesNeoBiota
Studying the coexistence of native species and invasive species with similar functional traits, habitat usage, and feeding habits is crucial for understanding the dynamics of invasion and ecological changes in the invaded ecosystem.
Fabio Ercoli   +5 more
doaj   +3 more sources

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

Underground Signals: The Ecological Power of Root Volatiles

open access: yesAdvanced Science, EarlyView.
Root volatiles mediate rhizosphere chemical communication, shaping interactions among plants, microbes, herbivores, and natural enemies. Their production, transport, and perception underpin ecological adaptation, multitrophic interactions, and plant resilience, offering opportunities for sustainable crop protection, resilient agroecosystems, and ...
Xueyao Cao   +31 more
wiley   +1 more source

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