Results 21 to 30 of about 34,373 (146)

Bio-logging shows a central trans-Saharan migration and unknown wintering grounds in Africa of a juvenile griffon vulture from Spain

open access: yesAnimal Biodiversity and Conservation
El seguimiento telemétrico permite detectar la migración transahariana central y zonas de invernada desconocidas en África de un ejemplar joven de buitre leonado procedente de España La delimitación de las áreas africanas de invernada del buitre leonado,
F. Martínez   +8 more
doaj   +1 more source

Guiado de un vehículo autónomo mediante la detección de los límites del carril usando un escáner láser [PDF]

open access: yes, 2016
Los vehículos autónomos están cada vez cobrando mayor repercusión, tanto con funciones de semiautomatización como de automatización completa. Se han explorado diferentes herramientas y tecnologías para realizar el control automático.
Clavijo Jiménez, Miguel   +3 more
core  

Monitoring wildlife health for diseases with visible signs by integrating camera traps with marked individuals

open access: yesConservation Biology, EarlyView.
Abstract Monitoring wildlife health is essential for conservation and management, wildlife and livestock welfare, and public health in a One Health framework. Yet, wildlife health monitoring often requires long‐term fieldwork and intensive sampling, which can be costly or logistically challenging, especially for remote, rare, or elusive populations. To
Jonathan Tichon   +8 more
wiley   +1 more source

Geolocalitzáció en temps real sobre Google Maps [PDF]

open access: yes, 2010
L'objectiu d'aquest projecte és crear un sistema de seguiment d'una flota de vehicles amb GPS en temps real. A partir d'un mòdul de captació, el servidor recull la informació geogràfica dels vehicles i l'emmagatzema.
Ganyet, Josep M.   +2 more
core  

Technical guide for monitoring and support georeferencing jobs at field and office for surveying [PDF]

open access: yes, 2015
La georreferenciación es vital para poder ejecutar levantamientos topográficos de alta precisión, para ello es necesario realizar la construcción de mojones que cumplan con requerimientos que garanticen su perdurabilidad, confiabilidad, estabilidad y ...
Garzón Bonilla, Sonia Lorena
core  

Identificación de impactos sobre flora rara, endémica o amenazada mediante el análisis de secuencias espaciotemporales [PDF]

open access: yes, 2014
En el presente trabajo se muestran los resultados obtenidos a partir de una metodología de seguimiento de poblaciones de flora rara, endémica o amenazada –concretamente la cistácea Helianthemum caput-felis Boiss.
Gimenez-Font, Pablo   +3 more
core  

Movement Strategies of Neotropical Nectarivorous Birds: Insights From High‐Andean Hummingbirds and Flowerpiercers

open access: yesBiotropica, Volume 58, Issue 1, January 2026.
Nectar is a highly variable, mostly unpredictable resource in tropical mountains. How do nectarivorous birds such as this male Great Sapphirewing cope? Fine‐scaled tracking of hummingbirds and flowerpiercers shows flexibility in daily movement strategies in the high Andes, possibly in response to fluctuating local conditions such as weather and ...
Cristina Rueda‐Uribe   +9 more
wiley   +1 more source

Las técnicas GPS como herramienta en la gestión ambiental [PDF]

open access: yes, 1999
El sistema GPS es una herramienta totalmente operativa que ya se está utilizando con gran éxito en el ámbito medioambiental. Por esta razón pretendemos describir este sistema y analizar las posibilidades de este sistema como herramienta en la gestión ...
Mancebo Quintana, Santiago   +1 more
core   +2 more sources

Using accelerometer‐based behavioural classification to enhance scavenger conservation

open access: yesJournal of Applied Ecology, Volume 62, Issue 11, Page 2987-3004, November 2025.
We provide a tool to help identify vulture feeding hotspots, supporting carcass management efforts to prevent poisoning. Integrated with near real‐time tracking, our model can support global efforts to combat scavenger poisoning. The training dataset, model and codes are provided in a user‐friendly platform, along with a conceptual framework, to ...
Gideon Vaadia   +13 more
wiley   +1 more source

Using Environmental DNA Sampling for Simultaneous Detection of Hosts and Their Pathogens: A Case Study With the Critically Endangered Frog Genus Atelopus

open access: yesAnimal Conservation, Volume 28, Issue 5, Page 663-674, October 2025.
Environmental DNA is a powerful tool for simultaneous detection of rare species and their pathogens. We confirmed the presence of Atelopus at multiple sampling locations and found that the concentration of the amphibian pathogen Bd in eDNA samples was correlated with stream characteristics and the pathogen load of the amphibian community.
Jamie Voyles   +6 more
wiley   +1 more source

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