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Juan Höfer

Profesor Adjunto

Pontificia Universidad Católica de Valparaíso

Valparaiso, Chile

Plankton Ecology; Carbon Fluxes, Trace Metals, Polar Marine Ecosystems, Ocean-Cryosphere-Atmosphere Interactions

Biología, UNIVERSIDAD DE OVIEDO. España, 2003
Biología aplicada a sostenibilidad de los recursos naturales (Mención de calidad), UNIVERSIDAD DE OVIEDO. España, 2005
Biología aplicada a sostenibilidad de los recursos naturales (Mención de calidad), UNIVERSIDAD DE OVIEDO. España, 2014

Ayudante de investigación Part Time

UNIVERSIDAD DE OVIEDO

2006 - 2012
Postdoctoral Research Associate Full Time

UNIVERSIDAD AUSTRAL DE CHILE

Valdivia, Chile

2016 - 2019
Profesor Asociado Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE VALPARAISO

Facultad de Ciencias del Mar y Geografia

Valparaiso, Chile

2019 - 2022
Profesor Adjunto Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE VALPARAISO

Facultad de Ciencias del Mar y Geografia

Valparaíso, Chile

2022 - At present

Becario

Grupo de Ecología Marina. Universidad de Oviedo

España

2003 - 2005
Taxónomo Especialista (Zooplancton)

Asociación Científica de Estudios Marinos (ACEM)

España

2007 - 2008
Taxónomo especialista (Zooplancton)

TAXUS, Gestión Ambiental, Ecología y Calidad

España

2010 - At present
Patrón e instructor de buceo (Voluntario)

Club de Buceo Orca

España

2014 - At present
Researcher

Universidad de Oviedo

España

2016 - 2016


Bioaccumulation of PCBs and OCPs in Antarctic phytoplankton and zooplankton: Insights into bioconcentration and biomagnification in Fildes Bay Luarte, T.; Hirmas-Olivares, A.; Gómez-Aburto, V.; Gómez, K.; Hofer, Juan; Giesecke, R.; P?ibylová, P. P.; Martiník, J.; POZO-GALLARDO, KARLA ANDREA; CHIANG-ROJAS, GUSTAVO ANDRES; et al. Article SCOPUS SCIENCE OF THE TOTAL ENVIRONMENT (2025)
Targeting metzincins to mitigate jellyfish blooms: a novel approach for conservation Liu, Xuecun; Peng, Xiao; Wang, Jingqiang; Ju, Shuhui; Sun, Qing; Ji, Wensai; Hua, Xiaoyu; Zhang, Haiyan; Hofer, Juan; Pozzolini, Marina; et al. Article ISI FRONTIERS IN MARINE SCIENCE (2025)
An Impact of Cobalt on Freshwater Phytoplankton in Warming Polar Regions? Marin-Arias, Camila; Browning, Thomas J. Article ISI GEOPHYSICAL RESEARCH LETTERS (2024)
Copper-induced oxidative stress inhibits asexual reproduction of<i> Aurelia</i> coerulea polyps Li, Xiangyu; Tang, Qinglong; Liu, Xuecun; Song, Mingshuai; Chen, Xiaoxiao; Pozzolina, Marina Article ISI ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY (2024)
Engagement of early career researchers in collaborative assessments of IPCC reports: achievements and insights Moreno-Ibanez, Marta; Rabanal, Valentina; Adojoh, Onema; Anoruo, Chukwuma; Arshad, Adnan; Bahar, Faten Attig; Bello, Cinthya; Bergstedt, Helena; Choy, Emily S.; De Los Rios, Maria Fernanda; et al. Article ISI FRONTIERS IN CLIMATE (2024)
Lipid biomarkers reveal trophic relationships and energetic trade-offs in contrasting phenotypes of the cold-water coral <i>Desmophyllum dianthus</i> in Comau Fjord, Chile Wall, Marlene; Beck, Kristina K.; Schmidt-Grieb, Gertraud M.; Held, Christoph; Nehrke, Gernot; Woll, Matthias Article ISI FUNCTIONAL ECOLOGY (2024)
Local and Remote Atmosphere-Ocean Coupling During Extreme Warming Events Impacting Subsurface Ocean Temperature in an Antarctic Embayment Aziares-Aguayo, N.; Amador-Veliz, P.; Mercado-Pena, O. Article ISI JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS (2024)
Microbial Diversity and Screening for Potential Pathogens and Beneficial Bacteria of Five Jellyfish Species-Associated Microorganisms Based on 16S rRNA Sequencing Li, Liangzhi; Wu, Feng; Wang, Mingke; Dai, Xiaojie Article ISI POLISH JOURNAL OF MICROBIOLOGY (2024)
Occurrence and diffusive air-seawater exchanges of organochlorine pesticides (OCPs) and polychlorinated biphenyls (PCBs) in Fildes Bay, King George Island, Antarctica Giesecke, Ricardo; Perez-Paradal, Andres; Chiang, Gustavo; Nash, Susan Bengtson; Pulgar, José; Pozo, Karla; Pribylova, Petra P.; Martinik, Jakub Article ISI SCIENCE OF THE TOTAL ENVIRONMENT (2024)
Sika Deer antler protein antagonizes the inflammatory response and oxidative damage induced by jellyfish venom Zhang, Jinyu; Tang, Dahai; Wang, Zengfa; He, Kejin; Chen, Jingbo; Danso, Blessing; Wei, Dunbiao; Sun, Yue; Dong, Weibing Article ISI INTERNATIONAL IMMUNOPHARMACOLOGY (2024)
The macronutrient and micronutrient (iron and manganese) content of icebergs Donaire, Jeremy; Zhu, Kechen Article ISI CRYOSPHERE (2024)
Glacier-Derived Particles as a Regional Control on Marine Dissolved Pb Concentrations Zhu, Xunchi; Stuart-Lee, Alice E. Article ISI JOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCES (2023)
Glutathione metabolism is conserved in response to excessive copper exposure between mice liver and<i> Aurelia</i><i> coerulea</i> polyps Gao, Xiang; Xia, Wangxiao; Hua, Xiaoyu; Pozzolini, Marina; Shen, Yuxin; Hao, Ruirong Article ISI SCIENCE OF THE TOTAL ENVIRONMENT (2023)
Research priorities as exercised from the Norwegian RV Kronprins Haakon during the Multinational Large-Scale Krill Survey in CCAMLR area 48, 2018/2019 Skaret G. Article SCOPUS CCAMLR SCIENCE (2023)
Scientific novelty beyond the experiment Hallsworth, John E. E.; Udaondo, Zulema; Benison, Kathleen C. C.; Lloyd, Karen G. G.; Cordero, Radames J. B.; de Campos, Claudia B. L.; Yakimov, Michail M. M.; Amils, Ricardo Article ISI MICROBIAL BIOTECHNOLOGY (2023)
A combined protein toxin screening based on the transcriptome and proteome of Solenopsis invicta Cai, Liuyang; Yang, Fengling; Wang, Yongfang; Yang, Jishun; Zhu, Yina; Ma, Xueqi; Wang, Yichao; Ma, Yajun; Xiao, Liang Article ISI PROTEOME SCIENCE (2022)
New processing methodology to incorporate marine halocarbons and dimethyl sulfide (DMS) emissions from the CAMS-GLOB-OCE dataset in air quality modeling studies Gomez, Katherine Article ISI AIR QUALITY ATMOSPHERE AND HEALTH (2022)
Seasonal and diel variations in the vertical distribution, composition, abundance and biomass of zooplankton in a deep Chilean Patagonian Fjord Garcia-Herrera, Nur; Cornils, Astrid; Laudien, Juergen; Niehoff, Barbara; Foersterra, Guenter; Gonzalez, Humberto E.; Richter, Claudio Article ISI PeerJ (2022)
Status, Change, and Futures of Zooplankton in the Southern Ocean Cox, Martin; Daly, Kendra L.; Driscoll, Ryan; Flores, Hauke; Henschke, Natasha; Hill, Simeon L.; Hunt, Brian P. V.; Kawaguchi, So; Lindsay, Dhugal; Liszka, Cecilia; et al. Article ISI FRONTIERS IN ECOLOGY AND EVOLUTION (2022)
The medusa of Aurelia coerulea is similar to its polyp in molecular composition and different from the medusa of Stomolophus meleagris in Li, Xiaoya; Chen, Xintong; Liu, Qing; Li, Zhezhe; Li, Fangbing; Mo, Jinggang Article ISI TOXICON (2022)
The shrunk genetic diversity of coral populations in North-Central Patagonia calls for management and conservation plans for marine resources Forsterra, Gunter Article ISI Scientific Reports (2022)
Toxicity evaluation, toxin screening and its intervention of the jellyfish Phacellophora camtschatica based on a combined transcriptome-proteome analysis Ye, Ruiwei; Ma, Chaoqun; Wang, Yi; Chen, Jianmei; Xu, Yinghe Article ISI ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY (2022)
Transcriptome analysis of Mesobuthus martensii revealed the differences of their toxins between females and males Hua, X.; Song, X.; Hao, R. Article ISI EUROPEAN ZOOLOGICAL JOURNAL (2022)
A protocol for wide-scope non-target analysis of contaminants in small amounts of biota using bead beating tissuelyser extraction and LC-HRMS Gil-Solsona, R.; Rodriguez-Mozaz, S.; Diaz-Cruz, M.S.; Sunyer-Caldú, A. Article SCOPUS MethodsX (2021)
Evidence for the Impact of Climate Change on Primary Producers in the Southern Ocean Boyd, Philip W.; Deppeler, Stacy; Moreau, Sebastien Article ISI FRONTIERS IN ECOLOGY AND EVOLUTION (2021)
General Hydrography of the Beagle Channel, a Subantarctic Interoceanic Passage at the Southern Tip of South America Giesecke, Ricardo; Gonzalez, Humberto E. Article ISI FRONTIERS IN MARINE SCIENCE (2021)
Genetic Conservation Management of Marine Resources and Ecosystems of Patagonian Fjords Zaccara, Serena; Forsterra, Gunter; Garcia-Jimenez, Ricardo; Crosa, Giuseppe Article ISI FRONTIERS IN MARINE SCIENCE (2021)
Global Connectivity of Southern Ocean Ecosystems Murphy, Eugene J.; Johnston, Nadine M.; Hofmann, Eileen E.; Jackson, Jennifer A.; Melbourne-Thomas, Jessica; Trebilco, Rowan; Cavanagh, Rachel D.; Tarling, Geraint A.; Saunders, Ryan A.; Barnes, David K. A.; et al. Article ISI FRONTIERS IN ECOLOGY AND EVOLUTION (2021)
Spectral characterization, radiative forcing and pigment content of coastal Antarctic snow algae: approaches to spectrally discriminate red and green communities and their impact on snowmelt Article ISI CRYOSPHERE (2021)
The 79 degrees N Glacier cavity modulates subglacial iron export to the NE Greenland Shelf Hopwood, Mark James; van der Loeff, Michiel M. Rutgers; Achterberg, Eric Pieter Article ISI NATURE COMMUNICATIONS (2021)
The Microbial Conveyor Belt: Connecting the Globe through Dispersion and Dormancy Article ISI TRENDS IN MICROBIOLOGY (2021)
Trace Element (Fe, Co, Ni and Cu) Dynamics Across the Salinity Gradient in Arctic and Antarctic Glacier Fjords Krause, Jana; Gonzalez, Humberto E.; Juul-Pedersen, Thomas; Liu, Te; Rosing, Minik T. Article ISI FRONTIERS IN EARTH SCIENCE (2021)
Global Drivers on Southern Ocean Ecosystems: Changing Physical Environments and Anthropogenic Pressures in an Earth System Barnes, David K. A.; Gutt, Julian; Moffat, Carlos Article ISI FRONTIERS IN MARINE SCIENCE (2020)
Overcoming the Obstacles Faced by Early Career Researchers in Marine Science: Lessons From the Marine Ecosystem Assessment for the Southern Ocean Brasier, Madeleine J.; McCormack, Stacey; Bax, Narissa; Caccavo, Jilda A.; Cavan, Emma; Ericson, Jessica A.; Figuerola, Blanca; Hancock, Alyce; Halfter, Svenja; Hellessey, Nicole; et al. Article ISI FRONTIERS IN MARINE SCIENCE (2020)
Seasonal Variation of Bacterial Diversity Along the Marine Particulate Matter Continuum Article ISI FRONTIERS IN MICROBIOLOGY (2020)
Survey on early career travel support shows geographic, career stage, and indigenous status inequality in access to polar science events Article SCOPUS Advances in Geosciences (2020)
Highly variable iron content modulates iceberg-ocean fertilisation and potential carbon export Hopwood, Mark J.; Carroll, Dustin; Achterberg, Eric P.; Meire, Lorenz; Le Moigne, Frédéric A. C.; Bach, Lennart T.; Eich, Charlotte; Sutherland, David A. Article ISI SCOPUS NATURE COMMUNICATIONS (2019)
The role of water column stability and wind mixing in the production/export dynamics of two bays in the Western Antarctic Peninsula Hopwood M.J.; Carrera V.; AlarcÃ³n E. Article ISI SCOPUS PROGRESS IN OCEANOGRAPHY (2019)
All you can eat: The functional response of the cold-water coral desmophyllum dianthus feeding on krill and copepods Schmidt G.M.; Richter C. Article ISI SCOPUS (2018)
Death in southern Patagonian fjords: Copepod community structure and mortality in land- and marine-terminating glacier-fjord systems Giesecke, R.; HÃ¶fer J.; Vallejos T. Article ISI SCOPUS PROGRESS IN OCEANOGRAPHY (2018)
Unraveling the multiple bottom-up supplies of an Antarctic nearshore benthic community Zenteno L. Article ISI SCOPUS PROGRESS IN OCEANOGRAPHY (2018)
High densities of stalked barnacle larvae (Pollicipes pollicipes) inside a river plume Article ISI SCOPUS Journal of Plankton Research (2017)
Body size-based trophic structure of a deep marine ecosystem Romero-Romero, Sonia; Molina-Ramirez, Axayacatl Article ISI ECOLOGY (2016)
Seasonal pathways of organic matter within the Avilés submarine canyon: Food web implications Romero-Romero S.; Duineveld G.; Rumín-Caparrós A.; Sanchez-Vidal A. Article ISI SCOPUS DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS (2016)
Small-scale effects of a river plume front on the distribution of salps and doliolids Weidberg, N; Molina-Ramírez A.; Cañas-Rueda A.; Fernández-Rueda M.D.P.; Acuna, J Article ISI SCOPUS Journal of Plankton Research (2015)
Winter mixing and coastal upwelling drive long-term changes in zooplankton in the Bay of Biscay (1993-2010) Gonzalez-Gil, Ricardo; Hoeffer, Juan Article ISI JOURNAL OF PLANKTON RESEARCH (2015)
Phytoplankton Growth and Microzooplankton Grazing in the Subtropical Northeast Atlantic Article ISI PLOS ONE (2013)
Trichodesmium spp. population structure in the eastern North Atlantic subtropical gyre Gonzalez Taboada, Fernando; Gonzalez Gil, Ricardo; hoefer, juan; Gonzalez, Sonia; Anadon, Ricardo Article ISI DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS (2010)


Marine Ecosystem Assessment for the Southern Ocean: Summary for Policymakers Muelbert M. M. C.; Grant S.; Griffiths, Huw J.; Gutt, Julian; Hollowed A. B.; Morley, S Monograph (2023)


Through the snow and water, role of the ice melting in the trophic transfer of Per- and polyfluoroalkyl substances (PFASs) in Antarctic Lakes Höfer, J. Proyecto (2025)
Drifting along: Testing the role of ocean circulation as a driver of bottom-up control of the northern Antarctic Peninsula food web Höfer, J. Proyecto (2025)
Compound and Cascading Climate Extremes in Chile Irribarren, P Proyecto (2021)
Filling the gap: characterization of winter hydrographic conditions and habitat use in the NorthernAntarctic Peninsula using instrumented seals and ocean modeling Proyecto (2021)
Impact of Sedimentary Fluxes of Algal Blooms on the Bioaccumulation and Biomagnification ofPersistent Organic Pollutants Giesecke, Claudio Ricardo Proyecto (2021)
THE ROLE OF PLANKTON DYNAMICS IN AIR-SEA FLUXES OF CLIMATE-RELEVANT TRACE GASES AND ATMOSPHERIC CONDITIONS IN THE NORTHERNANTARCTIC PENINSULA Proyecto (2021)
A new approach to assess the connectivity among Euphausia superba populations: a metacommunity analysis of krill microbiota Proyecto (2020)
Coastal ecosystem carbon balance in times of rapid glacier melt CoastCarb Proyecto (2020)
Conectividad de las poblaciones de Euphausia superba: evaluacion a traves de la microbiota del exoesqueleto del krill Proyecto (2020)
The Southern Ocean as a natural laboratory to study Ocean-Atmosphere interactions: improving modeling outputs using SouthTrac data Proyecto (2020)
Implementacion de una plataforma con informacion multinstitucional de visualizacion de los principales florecimientos de microalgas y toxinas marinas a nivel nacional Proyecto (2019)
Sistema Autónomo de monitoreo ambiental de fiordos y canales de la región de magallanes Giesecke, Ricardo Proyecto (2019)
Present and future role of Salpa thompsoni and Euphausia superba in the pelagic carbon fluxes of the Western Antarctic Peninsula FONDECYT (3180152) Proyecto 2018-2021 Inv. Responsable
Centro de Investigación=> Dinámica de Ecosistemas Marinos de Altas Latitudes (IDEAL) FONDAP (15150003) Proyecto 2015-2020 Investigador(a)
PlAnkton and cold-water COral ecology in Comau Fjord, Chile (PACOC) PCI (20140041) Proyecto 2015-2018 Postdoctorado
Deep-water submarine canyons and slopes in the Mediterranean and Cantabrian seas=> from synchrony of external forcings to living resources (BIOCANT) Ministerio de Economía y Competitividad, Gobierno de España (CTM2010-21810- C03-02) Proyecto 2011-2013 Investigador(a)
Long term monitoring of the chemical-biological conditions of the continental shelf of Asturias (Radial de Cudillero) Instituto Español de Oceanografía (SV10 IEO) Proyecto 2010-2012 Investigador(a)
Aproximación ecosistémica al estudio de las poblaciones de pequeños pelágicos en el Cantábrico oriental=> El componente planctónico (EcoAnchoa) Comité Interregional del Cantábrico (SVPA-11) Proyecto 2009-2011 Investigador(a)
Frentes de retención larvaria en la costa de Cudillero- FRENTES Fundación para la Investigación Científica y Tecnológica (FICYT), Principado de Asturias, España (IB08-122) Proyecto 2008-2010 Investigador(a)
Caracterización y modelización de los patrones de variación espacial y temporal de las comunidades costeras en Asturias Ministerio de Educación y Ciencia (España) (CTM2006-05588/MAR) Proyecto 2006-2009 Investigador(a)
Control a Largo Plazo de las Condiciones Químico-Biológicas en la Plataforma Continental Asturiana (Radial de Cudillero) Instituto Español de Oceanografía (SV06 IEO) Proyecto 2006-2009 Investigador(a)
Flujos de Carbono Mediados por el Plancton en Ambientes Oligotróficos Subtropicales=> un Aproximación Lagrangiana Ministerio de Educación y Ciencia (España) (REN2003-09532-C03-03) Proyecto 2004-2007 Tesista
Control a Largo Plazo de las Condiciones Químico-Biológicas en la Plataforma Continental Asturiana (Radial de Cudillero) Instituto Español de Oceanografía (SV02 IEO) Proyecto 2002-2005 Tesista


Simulating the Fate of Dimethyl Sulfide (DMS) in the Atmosphere: A Review of Emission and Chemical Parameterizations Pino-Cortes, Ernesto; Martinez, Mariela; Gomez, Katherine; Taboada, Fernando Gonzalez; Fu, Joshua S.; Sarwar, Golam; Fernandez, Rafael P.; Joge, Sankirna D.; Mahajan, Anoop S.; Hofer, Juan Review ISI ATMOSPHERE (2025)