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Alicia Isabel Guerrero Vega

Profesor Adjunto

Universidad de Valparaíso

Valparaiso, Chile

My research focuses on the ecology and physiology of seals. I use thermography to study the mechanisms of body heat control in animals inhabiting extreme environments. I use fatty acid and stable isotope analyses to study their foraging behaviour.

Ecology and Evolution, UNIVERSITY OF NEW SOUTH WALES. Australia, 2017
Biologa Marina, UNIVERSIDAD CATOLICA DEL NORTE. Chile, 2008

Postdoctoral researcher Full Time

UNIVERSITY OF NEW SOUTH WALES

Sciences

Sydney, Australia

2017 - 2018
Postdoctoral fellow Full Time

UNIVERSIDAD DE VALPARAISO

Ciencias

Valparaiso, Chile

2018 - 2021
Docente Full Time

UNIVERSIDAD DE VALPARAISO

Ciencias

Valparaíso, Chile

2021 - 2022
Profesor Adjunto Full Time

UNIVERSIDAD DE VALPARAISO

Ciencias

Valparaíso, Chile

2023 - At present


Drivers of body condition in South American sea lion pups along a latitudinal gradient Guerrero, Alicia, I; Vivanco, Carola; Pavez, Guido; Sabat, Pablo; Maldonado, Karin; Barilari, M. Fernanda; Quinones, Renato A.; Carrasco, Pablo; Toro, Frederick; Gutierrez, Josefina; et al. Article ISI CONSERVATION PHYSIOLOGY (2026)
Drivers of mercury concentration in anchovies<i> (Engraulis</i><i> ringens)</i> along the Chilean coast Lobos, Maria Gabriela; Ruiz, Jhoel; Guerrero, Alicia, I; Sepulveda, Maritza; Quiroz, Cristian; Pico, Vicente; Verdugo, Marcelo; Harrod, Chris; Reyes, Hernán; Plaza, Rodrigo; et al. Article ISI MARINE POLLUTION BULLETIN (2026)
Assessing the influence of blubber stratification on the estimation of diet in phocid seals using the MixSIAR model Carrasco-Cárdenas, A; Barrios-Guzmán, C; Negrete J.; Rogers T.L.; Guerrero A.I. Article ISI SCOPUS SCIENTIFIC REPORTS (2025)
Latitudinal changes in blubber fatty acids of the South American sea lion along the Southeast Pacific Coast Tala, Fadia Article ISI SCOPUS Marine Environmental Research (2025)
Bottom-up processes drive isotopic variation in the South American sea lion Otaria flavescens across a 2300 km latitudinal gradient Pavez, Guido Article ISI SCOPUS Marine Environmental Research (2024)
First paired observations of sexual behavior and calls in wild leopard seals Kienle S.S.; Bonin, CA; Gomez G.; Goebel M.E.; Donke, M; Sperou E.S.; Guerrero A.I.; Borras-Chavez, R. Article ISI SCOPUS Polar Biology (2024)
Influence of coastal oceanography on early life history traits of larval Patagonian sprat, Sprattus fuegensis along southeastern Pacific Ocean Lopez-Soto, Erika; Ord, Gillian; Plaza, Guido; Caceres, Mario A. Article ISI SCOPUS Fisheries Oceanography (2024)
Occurrence, residency, and habitat characterization of leopard seals in Chile Borras-Chavez, R.; Soteres R.L.; Gómez-González, G; Martínez F; Fernández-Ferrada, N; Castillo-Aguilar M.; Azua, FM; Dougnac C.; Arredondo C.; Brown N.; et al. Article ISI SCOPUS Frontiers in Ecology and Evolution (2024)
Patterns of surface temperature and link to environmental variables in Weddell seals from the western Antarctic Peninsula Vargas N.; Sepulveda, M.; Guerrero A.I. Article ISI SCOPUS Polar Biology (2024)
Salmon farming, overfishing and southern sea lion: Not so opportunistic responses of a top predator to human perturbations in the Patagonian Fjords Article ISI SCOPUS Estuarine, Coastal and Shelf Science (2024)
Sea lion and fur seal interactions with fisheries and aquaculture in South American waters: threats and management perspectivesPalabras clave Szteren, Diana Article ISI SCOPUS Mammal Review (2023)
Complementary use of stable isotopes and fatty acids for quantitative diet estimation of sympatric predators, the Antarctic pack-ice seals Guerrero A.I.; Pinnock A.; Negrete J.; Rogers T.L. Article SCOPUS Oecologia (2021)
Conditions influencing the appearance of thermal windows and the distribution of surface temperature in hauled-out southern elephant seals Guerrero, Alicia, I; Rogers, Tracey L. Article ISI SCOPUS Conservation Physiology (2021)
Fishers' perception of the interaction between the South American sea lions and the Chinook salmon fishery in southern Chile Sanguinetti M. Article ISI SCOPUS Scientific Reports (2021)
Long-term monitoring for conservation: closing the distribution gap of Arctocephalus australis in central Chile Pizarro, Marlene; Herrera, Pablo; Vasquez-Calderon, Piera Article ISI SCOPUS BMC Research Notes (2021)
Evaluating the performance of the Bayesian mixing tool MixSIAR with fatty acid data for quantitative estimation of diet Guerrero A.I.; Rogers T.L. Article SCOPUS Scientific Reports (2020)
Foraging behaviour of the South American sea lion (Otaria byronia) in two disparate ecosystems assessed through blubber fatty acid analysis Article SCOPUS Scientific Reports (2020)
From low to high latitudes: changes in fatty acid desaturation in mammalian fat tissue suggest a thermoregulatory role Guerrero A.I.; Rogers T.L. Article ISI SCOPUS BMC evolutionary biology (2019)
Integument in Antarctic seals: A comparative study and its relation to extreme environments Mariana Krmpotic, Cecilia; Mara Loza, Cleopatra; Negrete, Javier; Carlos Scarano, Alejo; Armando Carlini, Alfredo; Gustavo Barbeito, Claudio Article ISI ACTA ZOOLOGICA (2018)
Blubber fatty acid composition and stratification in the crabeater seal, Lobodon carcinophaga Article ISI Journal of Experimental Marine Biology and Ecology (2017)
In vitro fertilization with cryopreserved spermatozoa in small pieces of gonad of the scallop Argopecten purpuratus (Lamarck, 1819) Article ISI SCOPUS CRYOBIOLOGY (2016)
Vertical fatty acid composition in the blubber of leopard seals and the implications for dietary analysis Guerrero, A. I.; Negrete J.; Marquez, M. E. I.; Mennucci, J.; Rogers, T. L. Article ISI Journal of Experimental Marine Biology and Ecology (2016)