Man

Juan Höfer

Profesor Adjunto

Pontificia Universidad Católica de Valparaíso

Valparaiso, Chile

Líneas de Investigación


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

Educación

  •  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

Experiencia Académica

  •   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

Experiencia Profesional

  •   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

Formación de Capital Humano


Tesis de Pregrado
Jeremy Donaire Zamora. Carga sedimentaria de los icebergs de bahía Fildes Antártica y su efecto sobre su tasa de derretimiento. Universidad Andrés Bello. Tesis Geologia. 2021. Director de Tesis.

Camila Marin Arias. Diversidad de Bacterias y Arqueas de vida libre y asociadas a partículas en las aguas del Estrecho de Bransfield (Antártica) durante el verano de 2019: variabilidad geográfica, a lo largo de la columna de agua y según las masas de agua presentes. Pontificia Universidad Católica de Valparaíso. Tesis Oceanografia. 2022. Director de Tesis.

Javier Babbonney Valenzuela. Efectos del cambio climático sobre el tamaño efectivo de puesta de Salpa thompsoni y Euphausia superba: una estimación circumpolar mediante modelos basados en individuos. Pontificia Universidad Católica de Valparaíso. Tesis Oceanografia. 2022. Director de Tesis.

Francisca Belén Muñoz Toledo. Proveniencia y entorno deposicional de sedimentos glaciomarinos de bahía Maxwell, isla Rey Jorge, península Antártica. Universidad Andrés Bello. Tesis Geologia. 2023. Director de Tesis.

Cristina Andrea Palacios Acevedo. Composición y distribución del mesozooplancton durante febrero del 2020, en el estrecho de Gerlache (Península Antártica). Universidad Andrés Bello. Tesis Biología Marina. 2023. Director de Tesis.

Evelyn Poblete Moena. Sucesión de la comunidad fitoplanctónica en bahía Fildes (Antártica) durante la transición primavera-verano. Pontificia Universidad Católica de Valparaíso. Tesis Oceanografia. 2023. Director de Tesis.

Nicolás Alfonso Zelaya Pérez. Variabilidad interanual y tendencia a largo plazo de la Clorofila-a presente en el Estrecho de Bransfield (Península Antártica) durante primavera-verano. Pontificia Universidad Católica de Valparaíso. Tesis Oceanografia. 2023. Director de Tesis.

Katherine del Carmen Gómez Campos. Variabilidad espacio-temporal de los compuestos orgánicos volátiles marinos en el Océano Austral: una aproximación satelital. Pontificia Universidad Católica de Valparaíso. Tesis Oceanografia. 2024. Director de Tesis.

Tesis de Posgrado
Antonia Lucía Bennewitz Manríquez. Abundancia, diversidad y estructura comunitaria de los procariotas marinos en las Islas Orcadas del Sur durante enero de 2019. Pontificia Universidad Católica de Valparaíso. Magíster Oceanografia. 2023. Director de Tesis.

Diego José Hernández Cerón. Bottom-up controls on summer phytoplankton dynamics in the surface waters of the Gerlache-Bismarck Strait area, Western Antarctic Peninsula. Pontificia Universidad Católica de Valparaíso. Magíster Oceanografia. 2023. Director de Tesis.

Camila Marin Arias. Changes in the metabolic pathways of prokaryotic communities associated with a phytoplankton bloom during the spring-summer transition in Maxwell Bay (Northern Antarctic Peninsula). Pontificia Universidad Católica de Valparaíso. Magíster Oceanografia. 2024. Director de Tesis.

Ignacia Acevedo Romo. The effects of temperature and CO2 on the survival rate of Desmophyllum dianthus larvae by end of the century. Pontificia Universidad Católica de Valparaíso. Magíster Oceanografia. 2024. Director de Tesis.

Juan Pablo Espinoza Romero. Variaciones estacionales y espaciales en la estructura comunitaria del micro-nano plancton en el fiordo Comau, Patagonia Norte. Pontificia Universidad Católica de Valparaíso. Magíster Oceanografia. 2024. Director de Tesis.

Daniel Ramírez Rodríguez-Solís. Diversity patterns of marine microorganisms from surface waters in the Gerlache Strait (Antarctica). Universidad Complutense de Madrid. Magíster en Biotecnología Industrial y Ambiental. 2024. Director de Tesis.

Alicia Prior Blanco. Avances en el estudio del microbioma del kril antártico: comparaciones entre partes corporales y localizaciones geográficas. Universidad Autónoma de Madrid. Magíster en Microbiologia. 2024. Director de Tesis.

Javier Babbonney Valenzuela. Drivers of sea water CO2 concentration and air-sea fluxes in Maxwell Bay (King George Island - Antarctica) during the spring-summer transition. Pontificia Universidad Católica de Valparaíso. Magíster Oceanografia. 2025. Director de Tesis.



 

Article (48)

Bioaccumulation of PCBs and OCPs in Antarctic phytoplankton and zooplankton: Insights into bioconcentration and biomagnification in Fildes Bay
Targeting metzincins to mitigate jellyfish blooms: a novel approach for conservation
An Impact of Cobalt on Freshwater Phytoplankton in Warming Polar Regions?
Copper-induced oxidative stress inhibits asexual reproduction of<i> Aurelia</i> coerulea polyps
Engagement of early career researchers in collaborative assessments of IPCC reports: achievements and insights
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
Local and Remote Atmosphere-Ocean Coupling During Extreme Warming Events Impacting Subsurface Ocean Temperature in an Antarctic Embayment
Microbial Diversity and Screening for Potential Pathogens and Beneficial Bacteria of Five Jellyfish Species-Associated Microorganisms Based on 16S rRNA Sequencing
Occurrence and diffusive air-seawater exchanges of organochlorine pesticides (OCPs) and polychlorinated biphenyls (PCBs) in Fildes Bay, King George Island, Antarctica
Sika Deer antler protein antagonizes the inflammatory response and oxidative damage induced by jellyfish venom
The macronutrient and micronutrient (iron and manganese) content of icebergs
Glacier-Derived Particles as a Regional Control on Marine Dissolved Pb Concentrations
Glutathione metabolism is conserved in response to excessive copper exposure between mice liver and<i> Aurelia</i><i> coerulea</i> polyps
Research priorities as exercised from the Norwegian RV Kronprins Haakon during the Multinational Large-Scale Krill Survey in CCAMLR area 48, 2018/2019
Scientific novelty beyond the experiment
A combined protein toxin screening based on the transcriptome and proteome of Solenopsis invicta
New processing methodology to incorporate marine halocarbons and dimethyl sulfide (DMS) emissions from the CAMS-GLOB-OCE dataset in air quality modeling studies
Seasonal and diel variations in the vertical distribution, composition, abundance and biomass of zooplankton in a deep Chilean Patagonian Fjord
Status, Change, and Futures of Zooplankton in the Southern Ocean
The medusa of Aurelia coerulea is similar to its polyp in molecular composition and different from the medusa of Stomolophus meleagris in
The shrunk genetic diversity of coral populations in North-Central Patagonia calls for management and conservation plans for marine resources
Toxicity evaluation, toxin screening and its intervention of the jellyfish Phacellophora camtschatica based on a combined transcriptome-proteome analysis
Transcriptome analysis of Mesobuthus martensii revealed the differences of their toxins between females and males
A protocol for wide-scope non-target analysis of contaminants in small amounts of biota using bead beating tissuelyser extraction and LC-HRMS
Evidence for the Impact of Climate Change on Primary Producers in the Southern Ocean
General Hydrography of the Beagle Channel, a Subantarctic Interoceanic Passage at the Southern Tip of South America
Genetic Conservation Management of Marine Resources and Ecosystems of Patagonian Fjords
Global Connectivity of Southern Ocean Ecosystems
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
The 79 degrees N Glacier cavity modulates subglacial iron export to the NE Greenland Shelf
The Microbial Conveyor Belt: Connecting the Globe through Dispersion and Dormancy
Trace Element (Fe, Co, Ni and Cu) Dynamics Across the Salinity Gradient in Arctic and Antarctic Glacier Fjords
Global Drivers on Southern Ocean Ecosystems: Changing Physical Environments and Anthropogenic Pressures in an Earth System
Overcoming the Obstacles Faced by Early Career Researchers in Marine Science: Lessons From the Marine Ecosystem Assessment for the Southern Ocean
Seasonal Variation of Bacterial Diversity Along the Marine Particulate Matter Continuum
Survey on early career travel support shows geographic, career stage, and indigenous status inequality in access to polar science events
Highly variable iron content modulates iceberg-ocean fertilisation and potential carbon export
The role of water column stability and wind mixing in the production/export dynamics of two bays in the Western Antarctic Peninsula
All you can eat: The functional response of the cold-water coral desmophyllum dianthus feeding on krill and copepods
Death in southern Patagonian fjords: Copepod community structure and mortality in land- and marine-terminating glacier-fjord systems
Unraveling the multiple bottom-up supplies of an Antarctic nearshore benthic community
High densities of stalked barnacle larvae (Pollicipes pollicipes) inside a river plume
Body size-based trophic structure of a deep marine ecosystem
Seasonal pathways of organic matter within the Avilés submarine canyon: Food web implications
Small-scale effects of a river plume front on the distribution of salps and doliolids
Winter mixing and coastal upwelling drive long-term changes in zooplankton in the Bay of Biscay (1993-2010)
Phytoplankton Growth and Microzooplankton Grazing in the Subtropical Northeast Atlantic
Trichodesmium spp. population structure in the eastern North Atlantic subtropical gyre

Monograph (1)

Marine Ecosystem Assessment for the Southern Ocean: Summary for Policymakers

Proyecto (23)

Through the snow and water, role of the ice melting in the trophic transfer of Per- and polyfluoroalkyl substances (PFASs) in Antarctic Lakes
Drifting along: Testing the role of ocean circulation as a driver of bottom-up control of the northern Antarctic Peninsula food web
Compound and Cascading Climate Extremes in Chile
Filling the gap: characterization of winter hydrographic conditions and habitat use in the NorthernAntarctic Peninsula using instrumented seals and ocean modeling
Impact of Sedimentary Fluxes of Algal Blooms on the Bioaccumulation and Biomagnification ofPersistent Organic Pollutants
THE ROLE OF PLANKTON DYNAMICS IN AIR-SEA FLUXES OF CLIMATE-RELEVANT TRACE GASES AND ATMOSPHERIC CONDITIONS IN THE NORTHERNANTARCTIC PENINSULA
A new approach to assess the connectivity among Euphausia superba populations: a metacommunity analysis of krill microbiota
Coastal ecosystem carbon balance in times of rapid glacier melt CoastCarb
Conectividad de las poblaciones de Euphausia superba: evaluacion a traves de la microbiota del exoesqueleto del krill
The Southern Ocean as a natural laboratory to study Ocean-Atmosphere interactions: improving modeling outputs using SouthTrac data
Implementacion de una plataforma con informacion multinstitucional de visualizacion de los principales florecimientos de microalgas y toxinas marinas a nivel nacional
Sistema Autónomo de monitoreo ambiental de fiordos y canales de la región de magallanes
Present and future role of Salpa thompsoni and Euphausia superba in the pelagic carbon fluxes of the Western Antarctic Peninsula
Centro de Investigación=> Dinámica de Ecosistemas Marinos de Altas Latitudes (IDEAL)
PlAnkton and cold-water COral ecology in Comau Fjord, Chile (PACOC)
Deep-water submarine canyons and slopes in the Mediterranean and Cantabrian seas=> from synchrony of external forcings to living resources (BIOCANT)
Long term monitoring of the chemical-biological conditions of the continental shelf of Asturias (Radial de Cudillero)
Aproximación ecosistémica al estudio de las poblaciones de pequeños pelágicos en el Cantábrico oriental=> El componente planctónico (EcoAnchoa)
Frentes de retención larvaria en la costa de Cudillero- FRENTES
Caracterización y modelización de los patrones de variación espacial y temporal de las comunidades costeras en Asturias
Control a Largo Plazo de las Condiciones Químico-Biológicas en la Plataforma Continental Asturiana (Radial de Cudillero)
Flujos de Carbono Mediados por el Plancton en Ambientes Oligotróficos Subtropicales=> un Aproximación Lagrangiana
Control a Largo Plazo de las Condiciones Químico-Biológicas en la Plataforma Continental Asturiana (Radial de Cudillero)

Review (1)

Simulating the Fate of Dimethyl Sulfide (DMS) in the Atmosphere: A Review of Emission and Chemical Parameterizations
1
Iván Gómez

Profesor Titular

Instituto de Ciencias Marinas y Limnológicas

UNIVERSIDAD AUSTRAL DE CHIE

Valdivia, Chile

4
Humberto González

Professor

Institute of Marine and Limnological Sciences

UNIVERSIDAD AUSTRAL DE CHILE

Valdivia, Chile

1
José Pulgar

Profesor Asociado

UNIVERSIDAD ANDRES BELLO

Santiago, Chile

2
Luis Pardo

Titular Professor

Marine Science and Limnology

UNIVERSIDAD AUSTRAL DE CHILE

Valdivia, Chile

2
José Garcés

Docente

UACh

VALDIVIA, Chile

1
Raul R. Cordero

Profesor

FISICA

UNIVERSIDAD DE SANTIAGO

SANTIAGO, Chile

4
Claudio Giesecke

Profesor adjunto

Cieincias

Universidad Austral de Chile

Valdivia, Chile

1
Leyla Cardenas

full professor

Instituto de ciencias ambientales y evolutivas

Universidad Austral de Chile

valdivia, Chile

1
Cesar Cardenas

Instituto Antártico Chileno

Punta Arenas, Chile

2
Maria Piñones

Profesor Adjunto

Instituto de Ciencias Marinas y Limnologicas

Universidad Austral de Chile

Valdivia, Chile

1
Cristóbal Galbán

Profesor Titular

Centro de Genómica, Ecología y Medio Ambiente

Universidad Mayor de Chile

Santiago de Chile, Chile

62
Juan Höfer

Profesor Adjunto

Pontificia Universidad Católica de Valparaíso

Valparaiso, Chile

1
Eduardo Castro

Associate Professor

Departamento de Microbiología

Universidad de Talca

Talca, Chile

1
Nicolás Weidberg

INVESTIGADOR POSTDOCTORAL

BIOLOGIA MARINA

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

LAS CRUCES, Chile

1
Gustavo Chiang

Profesor Asociado

Departamento de Ecología y Biodiversidad

Universidad Andrés Bello

Santiago, Chile

2
Nelson Valdivia

Full Professor

Instituto de Ciencias Marinas y Limnológicas

Universidad Austral de Chile

Valdivia, Chile

1
Ernesto Pino

Académico

Escuela de Ingeniería Química

Pontificia Universidad Católica de Valparaíso

Valparaíso, Chile

1
Lisette Zenteno

Investigadora

Ecología Trófica

CENTRO DE ESTUDIOS DEL CUATERNARIO DE FUEGO-PATAGONIA Y ANTARTICA (CEQUA)

Punta Arenas, Chile

3
Fernando González

Associate Research Scholar

Program in Atmospheric and Oceanic Sciences (AOS)

Princeton University

Princeton, Estados Unidos

1
Sebastian Ruiz

Researcher, Postdoc FONDECYT ANID

Dep. Ing. Hidráulica y Ambiental

Pontificia Universidad Católica de Chile

Santiago, Chile

1
Mireia Mestre

Postdoc

Departamento de Oceanografía

Universidad de Concepción

Concepción, Chile

1
Ignacio Garrido

Profesor de apoyo

Universidad Austral de Chile

Valdivia, Chile