J
J. Mario Vargas
Researcher at University of Málaga
Publications - 50
Citations - 1859
J. Mario Vargas is an academic researcher from University of Málaga. The author has contributed to research in topics: Species richness & Population. The author has an hindex of 21, co-authored 50 publications receiving 1660 citations. Previous affiliations of J. Mario Vargas include Durrell Wildlife Conservation Trust.
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Obtaining environmental favourability functions from logistic regression
TL;DR: In this article, the authors proposed a method to obtain from logistic regression an environmental favourability function whose results are not affected by an uneven proportion of presences and absences.
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Otter (Lutra lutra) distribution modeling at two resolution scales suited to conservation planning in the Iberian Peninsula
TL;DR: In this paper, the authors used the results of the Spanish Otter Survey of 1994-1996, a Geographic Information System and stepwise multiple logistic regression to model otter presence/absence data in the continental Spanish UTM 10� 10-km squares.
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Recent loss of closed forests is associated with Ebola virus disease outbreaks
Jesús Olivero,Julia E. Fa,Julia E. Fa,Raimundo Real,Ana Luz Márquez,Miguel Ángel Farfán,J. Mario Vargas,David L. A. Gaveau,Mohammad A. Salim,Douglas Post Park,Jamison Suter,Shona King,Siv Aina J. Leendertz,Douglas Sheil,Robert Nasi +14 more
TL;DR: The results suggest that the increased probability of an EVD outbreak occurring in a site is linked to recent deforestation events, and that preventing the loss of forests could reduce the likelihood of future outbreaks.
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Modelling the distribution of Bonelli's eagle in Spain: implications for conservation planning
TL;DR: In this article, the authors used stepwise logistic regression on a set of environmental, spatial and human variables to model Bonelli's eagle distribution in the 5167 UTM 10 × 10 km quadrats of peninsular Spain.
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Distribution and Numbers of Pygmies in Central African Forests
Jesús Olivero,Julia E. Fa,Julia E. Fa,Miguel Ángel Farfán,J. D. Lewis,Barry S. Hewlett,Thomas Breuer,Giuseppe M. Carpaneto,Maria G. Salas Fernandez,Francesco Germi,Shiho Hattori,Josephine Head,Mitsuo Ichikawa,Koichi Kitanaishi,Jessica Knights,Naoki Matsuura,Andrea Bamberg Migliano,Barbara Nese,Andrew J. Noss,Dieudonné Ongbwa Ekoumou,Pascale Paulin,Raimundo Real,Mike Riddell,Edward G. J. Stevenson,Mikako Toda,J. Mario Vargas,Hirokazu Yasuoka,Robert Nasi +27 more
TL;DR: It is argued that fragmentation of the existing Pygmy populations, alongside pressure from extractive industries and sometimes conflict with conservation areas, endanger their future and there is an urgent need to inform policies that can mitigate against future external threats to these indigenous peoples’ culture and lifestyles.