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Praxedes Natalia Muñoz Parra

Associate professor

UNIVERSIDAD CATÓLICA DEL NORTE

Coquimbo, Chile

Líneas de Investigación


My area of interest is focused on the trace elements biogeochemistry and radioisotopic techniques applied to paleo-environmental research to explain past (Holocene) and recent oceanographic processes.

Educación

  •  Chemical Oceanography, UNIVERSIDAD DE CONCEPCION. Chile, 2002
  •  Oceanography, UNIVERSIDAD DE CONCEPCION. Chile, 1999
  •  Marine Biologist, UNIVERSIDAD DE CONCEPCION. Chile, 1993

Experiencia Académica

  •   academic assistant Part Time

    UNIVERSIDAD DE CONCEPCION

    Ciencias Naturales y Oceanográficas

    Concepción, Chile

    1992 - 1992

  •   Associate Professor Full Time

    UNIVERSIDAD CATOLICA DEL NORTE

    Ciencias del Mar

    Coquimbo, Chile

    2003 - A la fecha

Experiencia Profesional

  •   Researcher Part Time

    Universidad de Concepción

    Concepción, Chile

    2002 - 2003

  •   Consultant PMEIA Projects Part Time

    Universidad de Concepción

    Concepción, Chile

    1994 - 1996

Formación de Capital Humano


2004: Undergraduate Thesis Director, Universidad Católica del Norte to obtain the professional title of Marine Biologist, Mis Daniella Herrera. Title:“ Spatial and temporal distribution of trace metals in Tongoy Bay”.
2005: Co-Director of Master Thesis, Master of Marine Sciences, Universidad Católica del Norte, Mr. Edward Peñalver, Title: “Dynamics of the upper layer of the coastal zone in front of Coquimbo and its relationship with the distribution of nutrients and chlorophyll”
2007: Undergraduate Thesis Director, Universidad Católica del Norte to obtain the professional title of Marine Biologist, Mis Lissette Cárdenas: Title: “Use of trace metals as indicators of paleoproductivity in an upwelling zone of the continental margin of south-central Chile (36º S)”.
2008: Training for chemical tools to characterize benthic marine environments. Undergraduate student exchange program: Mr. Pierre-Olivier Coste from Montpellier-2 University, France.
2009: Undergraduate Thesis Director, Universidad Católica del Norte to obtain the professional title of Marine Biologist, Mr. Jorge Inostroza, Title: " Geochemistry of trace elements in an area of minimum oxygen in south-central Chile (36°S)".
2009: Undergraduate Thesis Director, Universidad Católica del Norte to obtain the professional title of Marine Biologist, Mr. Luis Menares, Title: " Use of phosphorus in the paleoceanographic reconstruction of sedimentary recesses of the Marinelli fjord (54°S), Chile".
2010: Undergraduate Thesis Director, Universidad Católica del Norte to obtain the professional title of Marine Biologist, Mis Karen Araya, Title: " Distribution of minor and trace elements in the Bay of Tongoy: an approximation of its dynamic".
2013: Master Thesis Director, Program: Master in Environmental Management, Universidad Católica del Norte, Mis Karen Araya, Title: " The protection of marine waters in Chile: analysis of the institutional framework of environmental regulations and their applicability".
2013: Master Thesis Director, Program: Master in Marine Sciences mention Coastal Resources, Universidad Católica del Norte, Mis. Lissette Cárdenas, Title: "Geochemical characterization of oxic and suboxic sediments in three contrasting sites in front of the Chilean continental margin; El Quisco methane seepage zone (33 ° S), Concepción methane seepage zone (36 ° S) and Chilean Triple Point (46°S)".
2016: Undergraduate Thesis Co-Director, Universidad de Concecpión to obtain the professional title of Marine Biologist, Mis Katherine Lalangui, Title: " Reconstruction of the siliceous paleoproductivity preserved in marine sediments of the Chilean semi-arid bay system, Guanaqueros and Tongoy (30°S)".
2020: Undergraduate Thesis Co-Director to obtain professional degree in Geophysics, Universidad de Concepción, Mr. Ivan Almendras. Title: “Variability in sedimentary core data in the central region of Chile: interpretation of oxygenation processes on an inter-annual and inter-decadal scale”.


Premios y Distinciones

  •   Conicyt Scholarship

    UNIVERSIDAD DE CONCEPCION

    Chile, 1998

    doctoral scholarship

  •   Short Research Stay DAAD

    UNIVERSIDAD DE KIEL

    Alemania, 2000

    three months


 

Article (32)

Understanding the impact of climate change on the oceanic circulation in the Chilean island ecoregions
Reconstructing past variations in environmental conditions and paleoproductivity over the last similar to 8000 years off north-central Chile (30 degrees S)
Sea ice dynamics in the Bransfield Strait, Antarctic Peninsula, during past 240 years: a multi-proxy intercomparison study
Extreme ENSO-driven torrential rainfalls at the southern edge of the Atacama Desert during the Late Holocene and their projection into the 21th century
First Deployment and Validation of in Situ Silicate Electrochemical Sensor in Seawater
Reproductive patterns in demersal crustaceans from the upper boundary of the OMZ off north-central Chile
Geochemical characterization of two distinctive systems with evidence of chemosynthetic activity, explored at the SE Pacific margin off Chile (46°S and 33°S)
Interdecadal changes in intensity of the oxygen minimum zone off Concepcion, Chile ( similar to 36 degrees S), over the last century
Late Holocene precipitation variability recorded in the sediments of Reloncavi Fjord (41 degrees S, 72 degrees W), Chile
Benthic food web structure in the Comau fjord, Chile (∼ 42°S): preliminary assessment including a site with chemosynthetic activity
Geochemistry of reduced fluids from shallow cold vents hosting chemosynthetic communities (Comau Fjord, Chilean Patagonia, 42°S).
Mass die-off of the cold-water coral Desmophyllum dianthus in the Chilean Patagonian fjord region
Microbial Life in a Fjord: Metagenomic Analysis of a Microbial Mat in Chilean Patagonia
Siliceous microorganisms in the upwelling center off Concepción, Chile (36° S): Preservation in surface sediments and downcore fluctuations during the past ~150 years.
Evaluation of sediment trace metal records as paleoproductivity and paleoxygenation proxies in the upwelling center off Concepción, Chile (36°S)
Geochemistry of trace metals in shelf sediments affected by seasonal and permanent low oxygen conditions off central Chile, SE Pacific (similar to 36 degrees S)
Oxygenation variability in Mejillones Bay, off northern Chile, during the last two centuries
Siliceous productivity changes in Gulf of Ancud sediments (42 degrees S, 72 degrees W), southern Chile, over the last similar to 150 years
Fish scales in sediments from off Callao, central Peru
Sedimentos laminados de la Bahía Mejillones como registro de cambios temporales en la productividad fitoplanctónica de los últimos ~ 200 años
Temporal variability of 210Pb fluxes and bioturbation in shelf sediments beneath the high primary production area off Concepcio´n, central-southern Chile (36S)
The Humboldt Current System of northern and central Chile
Environmental evidence of fossil fuel pollution in Laguna Chica de San Pedro lake sediments (Central Chile)
20th century fluctuations in the abundance of siliceous microorganisms preserved in the sediments of the Puyuhuapi Channel (44° S), Chile
Fluctuations in export productivity over the last century from sediments of a southern Chilean fjord (44 degrees S)
Nitrogen sediment fluxes in an upwelling system off central Chile (Concepción Bay and adjacent shelf) during the 1997-1998 El Niño
PCBs in a dated sediment core of a high altitude lake in the Chilean Altiplano: The Chungara Lake
Recent sedimentation and mass accumulation rates based on Pb-210 along the Peru-Chile continental margin
Tracing the anthropogenic lead sources in coastal sediments of SE-Pacific (36 degrees Lat. S) using stable lead isotopes
Bioturbation by symbiont-bearing annelids in near-anoxic sediments: Implications for biofacies models and paleo-oxygen assessments
Input of atmospheric lead to marine sediments in a south-east Pacific coastal area (similar to 360 degrees S)
FLUJO DE PLOMO PARTICULADO A LOS SEDIMENTOS MARINOS Y SU INCORPORACION EN PARAPRIONOSPIO PINNATA (POLYCHAETA: SPIONIDAE) EN BAHIA CONCEPCION (36° Lat. S), CHILE

Errata (1)

Bioturbation by symbiont-bearing annelids in near-axonic sediments: Implications for biofacies models and paleo-oxygen assessments (vol 199, pg 129, 2003)

Proyecto (13)

Concurso de Fortalecimiento al Desarrollo Científico de Centros Regionales 2020-R20F0008-CEAZA
Climate change and landslides occurrence in the subtropical Andes since the Late Pleistocene.
Filamentous mats bursting on extensive sublittoral sandy areas off Easter Island=> biogeochemical assessment of underlying causes and potential negative implications for Rapa Nui's biodiversity
Análisis de riesgo y sistema de alerta temprana de Floraciones Algales Nocivas para la acuicultura y áreas de manejo en el norte de Chile
Climate and vegetation dynamics in Mediterranean high Andean ecosystems during the Holocene
Reconstruction of past variations in environmental conditions in a semi-arid coastal area of the SE Pacific (30°S), susceptible to atmospheric and oceanographic forcing.
The role of chemosynthetic production in supporting the benthic food web at a shallow hydrothermal system (Comau Fjord, southern Chile)
Deepwater reducing systems off Chile: biology and trophic interactions at three environmentally contrasting conditions
Microbial diversity and activity in the seasonal hypoxic coastal waters off Central Chile and Oregon=> A comparative study
Sistema de Monitoreo y Pronóstico de las Condiciones Oceanográficas para la Gestión Productiva y Publica del Océano Costero=> Fase I”
Caracterización del fondo marino entre la III y X Regiones
TRACE METAL GEOCHEMISTRY WITHIN THE OXYGEN MINIMUM ZONE OFF CENTRAL-SOUTH CHILE MARGIN (36°S): THE USE OF Cd, Co, U and Mo AS PROXIES OF PALEOPRODUCTIVITY IN SEDIMENTS
IMPACT OF HURRICANE FLOYD ON SEDIMENT DEPOSITION, EROSION, AND BENTHIC NUTRIENT FLUXES IN PAMLICO SOUND, NORTH CAROLINA

Review (1)

Benthic processes on the Peru margin: a transect across the oxygen minimum zone during the 1997-98 El Nino
38
Praxedes Muñoz

Associate professor

Biologia Marina

UNIVERSIDAD CATÓLICA DEL NORTE

Coquimbo, Chile

12
Carina Lange

Profesor Titular

Oceanografia

UNIVERSIDAD DE CONCEPCIÓN

Concepcion, Chile

8
Silvio Pantoja

Profesor Titular

Oceanography

Universidad de Concepción

Concepción, Chile

7
Rogelio Sellanes

Profesor Titular

Biología Marina

UNIVERSIDAD CATÓLICA DEL NORTE, DPTO. BIOLOGÍA MARINA

Coquimbo, Chile

6
Lorena Rebolledo

Investigador

Científico

Instituto Antártico Chileno

Punta Arenas, Chile

4
Marcel Ramos

Associate professor

Departamento de Biología Marina

Universidad Católica del Norte

Coquimbo, Chile

4
Gabriel Easton

Full Professor

Geology

University of Chile/ Faculty of Physical and Mathematical Sciences

Santiago, Chile

2
Julio Sepulveda

Assistant Professor

Geological Sciences

University of Colorado Boulder

Boulder, Estados Unidos

2
Alberto Araneda

CENTRO EULA-CHILE, UNIVERSIDAD DE CONCEPCION

Concepcion, Chile

2
Roberto Urrutia

Profesor Titular

Sistemas Acuáticos

UNIVERSIDAD DE CONCEPCION

Concepcion, Chile

2
Claudio Zaror

Full professor

Chemical Engineering

UNIVERSIDAD DE CONCEPCION

CONCEPCION, Chile

2
Jose Iriarte

Academico

Universidad Austral de Chile

Puerto Montt, Chile

1
Victor Marin

Profesor titular

Ciencias Ecológicas

Facultad de Ciencias, Universidad de Chile

Ñuñoa, Chile

1
Leonardo Castro

Profesor Titular

Oceanografía

UNIVERSIDAD DE CONCEPCION

Concepción, Chile

1
María Valladares

Data analyst

Oceanography

Centro de Estudios Avanzados en Zonas Áridas

Coquimbo, Chile

1
Jorge Inostroza

Técnico en Oceanografía

CEAZA

Coquimbo, Chile

1
Sergio Contreras

Profesor Asistente

Química Ambiental

UNIVERSIDAD CATOLICA DE LA SANTISIMA CONCEPCION

Concepción, Chile

1
Erasmo Macaya

Profesor Asociado

Departamento de Oceanografía

UNIVERSIDAD DE CONCEPCIÓN

Concepción, Chile

1
Juan Manuel Vega

Investigador Asociado

Biología Marina

Universidad Católica del Norte

Coquimbo, Chile

1
Dante Figueroa

Profesor TItular

Geofísica

Universidad de Concepción

Concepción, Chile

1
Gloria Sánchez

Docente asociado

Ciencias Biológicas

Universidad de Magallanes

Punta Arenas, Chile

1
Domingo Lancellotti

Académico

Departamento de Salud Pública

Universidad Católica del Norte

Coquimbo, Chile

1
HERACLIO ESCRIBANO

Profesor Titular

Oceanografía

UNIVERSIDAD DE CONCEPCION

CONCEPCION, Chile

1
Fadia Tala

Académico

Biología Marina

UNIVERSIDAD CATÓLICA DEL NORTE

Coquimbo, Chile

1
Elie Poulin

Profesor Titular

Ciencias Ecologicas

UNIVERSIDAD DE CHILE

Santiago, Chile

1
Maria de los Angeles Gallardo

Postdoctorado

Biologia Marina

Universidad Catolica del Norte

Coquimbo, Chile

1
Iván Gómez

Profesor Titular

Instituto de Ciencias Marinas y Limnológicas

UNIVERSIDAD AUSTRAL DE CHIE

Valdivia, Chile

1
Miriam Fernández

Profesora Titular

Departamento de Ecología

PONTIFICIA UNIVERSIDAD CATÓLICA DE CHILE

Santiago, Chile

1
Katherina Brokordt

Académico/Profesor Asociado

Acuicultura

Universidad Católica del Norte

Coquimbo, Chile

1
Martin Thiel

Profesor Titular

Biologia Marina

Universidad Católica del Norte

Coquimbo, Chile

1
Sandra Ferrada

Research Assistant

Oceanografía

Universidad de Concepción

Concepción, Chile

1
Nathaly Ruiz-Tagle

Investigador

Centro de Biotecnología

UNIVERSIDAD DE CONCEPCIÓN, CENTRO DE BIOTECNOLOGÍA

Concepción, Chile

1
Boris DEWITTE

Researcher

Oceanography

CEAZA

La Serena, Chile

1
Cristina Ortega

Académica

Departamento de Geología

Universidad Central de Chile

Santiago, Chile

1
Jose Rutllant

Full Professor

Geophysics

Universidad de Chile, Fac. Ciencias Fisicas y Matematicas

Santiago, Chile

1
Fabiola Cruces

Profesor Asistente

Botánica

UNIVERSIDAD DE CONCEPCIÓN

Concepción, Chile

1
Tania Villaseñor

Profesora Asistente

Universidad de O'Higgins

Rancagua, Chile

1
Juan Ugalde

Adjunct Researcher

Facultad de Ingenieria

Universidad del Desarrollo

Santiago, Chile

1
Sergio Navarrete

Full Profesor

Ecología

Pontificia Universidad Católica de Chile

Las CRuces, Chile

1
Karla Pozo

ACADÉMICO MEDIA JORNADA

FACULTAD DE INGENIERIA Y TECNOLOGIA

UNIVERSIDAD SAN SEBASTIÁN

CONCEPCION, Chile

1
Ricardo Barra

Profesor Titular

Sistemas Acuáticos

Facultad de Ciencias Ambientales/Centro EULA Chile

Concepción, Chile

1
VICTOR GALLARDO

Profesor Titular

Oceanografía

Universidad de Concepción

Concepcion, Chile

1
Luis Bravo

Académico - Investigador

Biología Marina

Universidad Católica del Norte

Coquimbo, Chile