Results 1 to 10 of about 73,404 (160)

Demographic rise of sea urchin Centrostephanus sylviae on Robinson Crusoe and Santa Clara Islands at the Juan Fernandez Archipelago: A biophysical and ecological approach. [PDF]

open access: yesPLoS ONE
The large increase in the population of long-spined sea urchins (Centrostephanus sylviae) has gained significant attention in the past decade due to the rise in the number of individuals reported as bycatch in Juan Fernandez rock lobster traps (Jasus ...
Valentina Nuñez-Espinosa   +7 more
doaj   +3 more sources

Spatio-temporal migratory dynamics of Jasus frontalis (Milne Edwards, 1837) in Alexander Selkirk Island, Juan Fernández archipelago, Chile. [PDF]

open access: yesPLoS ONE, 2018
Knowledge about the spatial patterns and movements of crustaceans has gained importance since the creation of marine protected areas and the development of spatial management for benthic ecosystems.
Catalina Román   +4 more
doaj   +3 more sources

Applying Fishers' ecological knowledge to construct past and future lobster stocks in the Juan Fernández Archipelago, Chile. [PDF]

open access: yesPLoS ONE, 2010
Over-exploited fisheries are a common feature of the modern world and a range of solutions including area closures (marine reserves; MRs), effort reduction, gear changes, ecosystem-based management, incentives and co-management have been suggested as ...
Tyler D Eddy   +2 more
doaj   +3 more sources

Museomics Unveil the Phylogeny and Biogeography of the Neglected Juan Fernandez Archipelago Megalachne and Podophorus Endemic Grasses and Their Connection With Relict Pampean-Ventanian Fescues. [PDF]

open access: yesFront Plant Sci, 2020
Oceanic islands constitute natural laboratories to study plant speciation and biogeographic patterns of island endemics. Juan Fernandez is a southern Pacific archipelago consisting of three small oceanic islands located 600–700 km west of the Chilean ...
Moreno-Aguilar MF   +4 more
europepmc   +2 more sources

Factors driving adaptive radiation in plants of oceanic islands: a case study from the Juan Fernández Archipelago. [PDF]

open access: yesJ Plant Res, 2018
Adaptive radiation is a common evolutionary phenomenon in oceanic islands. From one successful immigrant population, dispersal into different island environments and directional selection can rapidly yield a series of morphologically distinct species ...
Takayama K   +4 more
europepmc   +2 more sources

High levels of connectivity over large distances in the diadematid sea urchin Centrostephanus sylviae [PDF]

open access: yesPLoS ONE, 2021
Most benthic marine invertebrates with sedentary benthic adult phases have planktonic larvae that permit connectivity between geographically isolated populations.
David Veliz   +5 more
doaj   +3 more sources

Human Impacts on the Vegetation of the Juan Fernández (Robinson Crusoe) Archipelago [PDF]

open access: yesPlants, 2023
The human footprint on marine and terrestrial ecosystems of the planet has been substantial, largely due to the increase in the human population with associated activities and resource utilization.
Tod F. Stuessy   +2 more
doaj   +2 more sources

A new species of the endemic genus Centaurodendron Johow (Asteraceae, Centaureinae) from Alejandro Selkirk Island, Juan Fernández Archipelago, Chile

open access: yesGayana: Botanica, 2022
A new endemic species, Centaurodendron schilleri, is described from the Juan Fernández Archipelago, Chile. This is the third species of the endemic genus, Centaurodendron, which is closely related to Plectocephalus of the Chilean mainland.
Diego N. Penneckamp   +9 more
doaj   +2 more sources

Hydrodynamic and Particle Drift Modeling as a Support System for Maritime Search and Rescue (SAR) Emergencies: Application to the C-212 Aircraft Accident on 2 September, 2011, in the Juan Fernández Archipelago, Chile

open access: yesJournal of Marine Science and Engineering, 2022
Search and rescue (SAR) refers to every operation aiming to find someone presumed lost, sick, or injured in remote or hard-to-access areas. This study presents the design of an operational system that supports maritime SAR emergencies by combining ...
Pablo Córdova, Raúl P. Flores
doaj   +2 more sources

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