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Académico · Postgrado UdeC
WINFRED ELIEZER ESPEJO CONTRERAS
Doctor en Ciencias Ambientales con Mención en Sistemas Acuáticos Cont
Universidad de Concepción
winfredespejo@udec.cl-
Enrichment of trace elements by Humboldt penguin (Spheniscus humboldti) on nesting areas at Pajaros Niños Islet, central coast of Chile
LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH 2026 ARTÍCULO WOS - DIRECTORIO - SCIELO - SCOPUS AUTOR
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How much instruction do Chilean students receive in Soil Science? Bibliometric evaluation of elementary and high school curricula
CHILEAN JOURNAL OF AGRICULTURAL RESEARCH 2026 ARTÍCULO WOS - SCIELO - SCOPUS AUTOR
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Comparative analysis of trace element deposition in adult Gentoo penguin feathers across different Antarctic locations
MARINE POLLUTION BULLETIN 2026 ARTÍCULO WOS - SCOPUS AUTOR
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Distribution of Microplastics in an Urban Soil: The Case of a Medium-Sized City in the Central Valley of Chile
POLISH JOURNAL OF ENVIRONMENTAL STUDIES 2025 ARTÍCULO WOS - SCOPUS AUTOR
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Age-related bioaccumulation of rare earth elements in feathers of Magellanic penguins (Spheniscus magellanicus) from the Chilean Patagonia
ENVIRONMENTAL RESEARCH 2025 ARTÍCULO WOS - SCOPUS AUTOR
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Per- and polyfluoroalkylated substances (PFAS) in the feathers and excreta of Gentoo penguins (Pygoscelis papua) from the Antarctic Peninsula
SCIENCE OF THE TOTAL ENVIRONMENT 2025 ARTÍCULO SCOPUS AUTOR
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How Natural Regeneration After Severe Disturbance Affects Ecosystem Services Provision of Andean Forest Soils at Contrasting Timescales
FORESTS 2025 ARTÍCULO WOS - SCOPUS AUTOR
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Bioaccumulation of per- and polyfluoroalkylated substances (PFAS) in marine invertebrates and fishes from Antarctica and different coastal areas of Chile
MARINE POLLUTION BULLETIN 2025 ARTÍCULO WOS - SCOPUS AUTOR
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First report on the occurrence of potentially toxic elements in coastal zones of the Cayos Cochinos Archipelago, Honduras
REGIONAL STUDIES IN MARINE SCIENCE 2025 ARTÍCULO WOS - SCOPUS AUTOR
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Evaluation of Plant-Available Water in Degraded Alfisol Using Biomass Copyrolyzed with Plastic
AGRONOMY-BASEL 2025 ARTÍCULO WOS - SCOPUS AUTOR
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Distribution of rare earth elements (REEs) in the feathers of gentoo penguins (Pygoscelis papua) from different geographical locations of the Antarctic peninsula area
SCIENCE OF THE TOTAL ENVIRONMENT 2024 ARTÍCULO SCOPUS AUTOR
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The First report of metals and metalloids on bone and claw tissues of Humboldt penguins (Spheniscus humboldti)
AUSTRAL JOURNAL OF VETERINARY SCIENCES 2024 ARTÍCULO WOS - DIRECTORIO - SCIELO - SCOPUS AUTOR
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Total mercury and methylmercury levels in blood of Adélie penguins (Pygoscelis adeliae) from the Antarctic Peninsula area
MARINE POLLUTION BULLETIN 2024 ARTÍCULO WOS - SCOPUS AUTOR
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Trace elements in migratory species arriving to Antarctica according to their migration range
MARINE POLLUTION BULLETIN 2023 ARTÍCULO WOS - SCOPUS AUTOR
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Occurrence of rare earth elements (REEs) and trace elements (TEs) in feathers of adult and young Gentoo penguins from King George Island, Antarctica
MARINE POLLUTION BULLETIN 2023 ARTÍCULO WOS - SCOPUS AUTOR
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A global-level assessment of gulls (Larus spp.) as bioindicators of trace elements in coastal ecosystems
LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH 2023 REVIEW WOS - DIRECTORIO - SCIELO - SCOPUS AUTOR
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Concentration of fifty-six elements in excreta of penguins from the Antarctic Peninsula area
MARINE POLLUTION BULLETIN 2023 ARTÍCULO WOS - SCOPUS AUTOR
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Burden of rare earth elements and trace elements in feathers of magellanic penguins (Spheniscus magellanicus) from the southern Chilean Patagonia
MARINE POLLUTION BULLETIN 2023 ARTÍCULO WOS - SCOPUS AUTOR
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Mercury exposure in Antarctic seabirds: Assessing the influence of trophic position and migration patterns
CHEMOSPHERE 2023 ARTÍCULO WOS - SCOPUS AUTOR
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First report of some rare earth elements and trace elements in sands from different islands located in the Marine Natural Monument Archipelago Cayos Cochinos, Caribbean Sea
MARINE POLLUTION BULLETIN 2023 ARTÍCULO WOS - SCOPUS AUTOR
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Trophodynamics of trace elements in marine organisms from cold and remote regions of southern hemisphere
ENVIRONMENTAL RESEARCH 2022 ARTÍCULO WOS - SCOPUS AUTOR
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First Report of Rare Earth Elements and Other Chemical Elements in Sediments of Rivers throughout Chile
POLISH JOURNAL OF ENVIRONMENTAL STUDIES 2022 ARTÍCULO WOS - SCOPUS AUTOR
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Trace and rare earth elements in excreta of two species of marine mammals from South Shetland Islands, Antarctica
MARINE POLLUTION BULLETIN 2022 ARTÍCULO WOS - SCOPUS AUTOR
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Economic Benefits of Reducing Methylmercury in Food: an Integrated Approach to Bridge the Gap between Food Toxicology, Public Health and Economy
POLISH JOURNAL OF ENVIRONMENTAL STUDIES 2022 ARTÍCULO WOS - SCOPUS AUTOR
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Technology-critical elements in fishes from two of the Laurentian Great Lakes
INTERNATIONAL AQUATIC RESEARCH 2022 ARTÍCULO EMERGENTE - SCOPUS AUTOR
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Assessing the influence of Humboldt penguin (Spheniscus humboldti) by excrements on the levels of trace and rare earth elements in the soil
LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH 2022 ARTÍCULO WOS - DIRECTORIO - SCIELO - SCOPUS AUTOR
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Methylmercury biomagnification in coastal aquatic food webs from western Patagonia and western Antarctic Peninsula
CHEMOSPHERE 2021 ARTÍCULO WOS - SCOPUS AUTOR
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Plastic residues produced with confirmatory testing for COVID-19: Classification, quantification, fate, and impacts on human health
SCIENCE OF THE TOTAL ENVIRONMENT 2021 ARTÍCULO SCOPUS AUTOR
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Persistence, bioaccumulation and vertical transfer of pollutants in long-finned pilot whales stranded in Chilean Patagonia
SCIENCE OF THE TOTAL ENVIRONMENT 2021 ARTÍCULO SCOPUS AUTOR
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Factors that influence trace element levels in blood and feathers of Pygoscelis penguins from South Shetland Islands, Antarctica
ENVIRONMENTAL POLLUTION 2021 ARTÍCULO WOS - SCOPUS AUTOR
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Concentration of trace elements in long-finned pilot whales stranded in northern Patagonia, Chile
MARINE POLLUTION BULLETIN 2020 ARTÍCULO WOS - SCOPUS AUTOR
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Concentration and Trophic Transfer of Copper, Selenium, and Zinc in Marine Species of the Chilean Patagonia and the Antarctic Peninsula Area
BIOLOGICAL TRACE ELEMENT RESEARCH 2020 ARTÍCULO WOS - SCOPUS AUTOR
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Environment and COVID-19: Pollutants, impacts, dissemination, management and recommendations for facing future epidemic threats
SCIENCE OF THE TOTAL ENVIRONMENT 2020 ARTÍCULO SCOPUS AUTOR
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First Genetic Record of a Strap-Toothed Beaked Whale (Mesoplodon layardii) Stranding in Chile
AQUATIC MAMMALS 2020 ARTÍCULO WOS - SCOPUS AUTOR
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Trace metal concentrations and body condition in adult Adelie penguins (Pygoscelis adeliae) from the western Antarctic Peninsula
LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH 2020 ARTÍCULO WOS - DIRECTORIO - SCIELO - SCOPUS AUTOR
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Chemical elements of emerging technologies are being increasingly demanded worldwide: a possible menace for wildlife conservation?
ANIMAL CONSERVATION 2019 CARTA / LETTER WOS - SCOPUS AUTOR
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Embryo-larvae and juvenile toxicity of Pb and Cd in Northern Chilean scallop Argopecten purpuratus
ENVIRONMENTAL MONITORING AND ASSESSMENT 2018 ARTÍCULO WOS - SCOPUS AUTOR
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Assessment of persistent organic pollutants and their relationship with immunoglobulins in blood of penguin colonies from Antarctica
AUSTRAL JOURNAL OF VETERINARY SCIENCES 2018 ARTÍCULO WOS - DIRECTORIO - SCIELO - SCOPUS COAUTOR
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A Global Overview of Exposure Levels and Biological Effects of Trace Elements in Penguins
REVIEWS OF ENVIRONMENTAL CONTAMINATION AND TOXICOLOGY 2018 ARTÍCULO WOS - SCOPUS COAUTOR
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Biomagnification of Tantalum through Diverse Aquatic Food Webs
ENVIRONMENTAL SCIENCE & TECHNOLOGY LETTERS 2018 ARTÍCULO WOS - SCOPUS AUTOR
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Risks from technology-critical metals after extraction
NATURE 2018 CARTA / LETTER WOS - SCOPUS AUTOR
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Persistent organic pollutants and porphyrin levels in excreta of penguin colonies from the Antarctic Peninsula area
POLAR RECORD 2017 ARTÍCULO WOS - SCOPUS COAUTOR
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The Impact of Penguins on the Content of Trace Elements and Nutrients in Coastal Soils of North Western Chile and the Antarctic Peninsula Area
WATER AIR AND SOIL POLLUTION 2017 ARTÍCULO WOS - SCOPUS COAUTOR
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POSSIBLE ENVIRONMENTAL IMPLICATIONS FROM HEAVY METAL RESISTANCE OF BACTERIA ISOLATED FROM EXCRETA OF HUMBOLDT PENGUIN
INTERCIENCIA 2017 ARTÍCULO WOS - CATÁLOGO - SCOPUS COAUTOR -
Contaminación en la Antártica. Biomonitoreo a partir de las excretas de pingüinos
BOLETIN ANTARTICO CHILENO 2017 OTRO TIPO EN REVISTA DIRECTORIO COAUTOR -
Latin American Protected Areas: Protected from Chemical Pollution?
INTEGRATED ENVIRONMENTAL ASSESSMENT AND MANAGEMENT 2017 ARTÍCULO WOS - SCOPUS AUTOR
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Arsenic in gulls: A global overview
TOXICOLOGY LETTERS 2016 ABSTRACT WOS - SCOPUS COAUTOR
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Potential immunohaematological effects of persistent organic pollutants on chinstrap penguin
ANTARCTIC SCIENCE 2015 ARTÍCULO WOS - SCOPUS COAUTOR
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Assessment of trace metals and porphyrins in excreta of Humboldt penguins (Spheniscus humboldti) in different locations of the northern coast of Chile
ENVIRONMENTAL MONITORING AND ASSESSMENT 2014 ARTÍCULO WOS - SCOPUS COAUTOR -
Concentration of trace metals in excrements of two species of penguins from different locations of the Antarctic Peninsula
POLAR BIOLOGY 2014 ARTÍCULO WOS - SCOPUS COAUTOR