Results 41 to 50 of about 49,118 (228)

Exploring natural sunscreens: UVB protection and antioxidant properties in gadusol‐rich fish roes extracts

open access: yesPhotochemistry and Photobiology, EarlyView.
Gadusol‐rich extracts provide effective UVB protection and antioxidant activity in HaCaT cells and C. elegans, highlighting their potential as natural photochemoprotective agents for pharmaceutical and cosmetic applications. It also demonstrates remarkable in vitro antioxidant capacity and thermal stability over time.
Rocío Isla Naveira   +9 more
wiley   +1 more source

Bomb Radiocarbon, Otolith Daily Increments and Length Modes Validate Age Interpretations of Chilean Jack Mackerel (Trachurus murphyi)

open access: yesFrontiers in Marine Science, 2022
Ages of Chilean jack mackerel (Trachurus murphyi) in the southern Pacific Ocean were validated using three methods: 1) daily microincrement readings in sagittal otoliths of young-of-the year (YOY) fish to validate the first annulus; 2) modal progression ...
Francisco Cerna   +5 more
doaj   +1 more source

Posidonia oceanica (L.) Delile in its westernmost biogeographical limit (northwestern Alboran Sea): Meadows characterisation, phenology and flowering events [PDF]

open access: yes, 2016
Mateo-Ramírez A, Urra J, Rueda J, Marina, Bañares-España E, García Raso E. (2016) Posidonia oceanica (L.) Delile in its westernmost biogeographical limit (northwestern Alboran Sea): Meadows characterisation, phenology and flowering events. Front.
Bañares-España, Elena   +4 more
core   +1 more source

Photoprotective potential of gadusol against ultraviolet B radiation in melanocytes

open access: yesPhotochemistry and Photobiology, EarlyView.
Gadusol protects melanocytes from ultraviolet B (UVB)‐induced damage without cytotoxicity. Abstract The increasing incidence of skin cancer, including melanoma, combined with the need for ultraviolet (UV) filters that are safe for human health and marine ecosystems, is driving the search for new photoprotective agents.
Andressa Mai Matsumoto   +8 more
wiley   +1 more source

Studies on reproduction of the mullet Mugil platanus Günther, 1880 (Actinopterygii, Mugilidae) from the Mar Chiquita coastal lagoon, Argentina: Similarities and differences with related species [PDF]

open access: yes, 2011
The aim of the present study is to provide the first results on the reproductive biology of Mugil platanus, from the Mar Chiquita coastal lagoon (Argentina).
Cousseau, María Berta   +2 more
core   +1 more source

Racionalidad. Conflictos pesqueros [PDF]

open access: yes, 2008
Fil: Pagani, Andrea N. Universidad Nacional de Mar del Plata. Facultad de Ciencias Económicas y Sociales; Argentina.
Errazti, Elizabeth, Gualdoni, Patricia
openaire   +1 more source

Exploring Pathways to the Persistence of Community Engagement in Co‐Management Across Social‐Ecological Conditions

open access: yesConservation Letters, Volume 19, Issue 3, May/June 2026.
ABSTRACT Evaluating sustained community engagement in co‐management is critical for designing durable governance with conservation potential, yet such persistence remains rarely assessed. We analyze 750 co‐management initiatives established under Chile's Territorial Use Rights for Fishing policy (1998–2021), examining persistence across conditions ...
María I. Rivera‐Hechem   +7 more
wiley   +1 more source

Modelo bayesiano de producción excedente con autocorrelación serial

open access: yesMarine and Fishery Sciences, 2019
Se presenta un modelo simple de producción excedente al que se denomina Modelo de Producción Excedente con Autocorrelación Serial (MPECAS) debido a que considera como único supuesto que la producción excedente presenta correlación serial y no tiene una ...
Daniel Hernández †   +1 more
doaj   +1 more source

Exploring ecohydrology through the lens of local fishers in the Bolivian Amazon

open access: yesEcosphere, Volume 17, Issue 4, April 2026.
Abstract The natural flow regimes of Andean‐Amazon tributaries play a vital role in sustaining their rich biodiversity and productive local fisheries, but ongoing and proposed alteration of river flow regimes by large dams threatens to negatively impact river ecosystems. Despite its importance, our understanding of how hydrologic variability influences
Lina G. Terrazas‐Villarroel   +4 more
wiley   +1 more source

Grenadiers (Pisces, Macrouridae) of the Southwest Atlantic Ocean: biologic and fishery aspects

open access: yesMarine and Fishery Sciences, 2020
Several grenadier species distribute in the Southwest Atlantic Ocean. Macrourus carinatus and Caelorinchus fasciatus are more frequently identified in commercial catches and during research cruises.
Analía Rosa Giussi   +3 more
doaj  

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