Results 21 to 30 of about 779,518 (254)

Development of a camera trap for perching dragonflies: a new tool for freshwater environmental assessment [PDF]

open access: yesPeerJ, 2020
Although dragonflies are excellent environmental indicators for monitoring terrestrial water ecosystems, automatic monitoring techniques using digital tools are limited. We designed a novel camera trapping system with an original dragonfly detector based
Akira Yoshioka   +6 more
doaj   +2 more sources

Effects of camera trap placement on photo rates of jaguars, their prey, and competitors in northwestern Costa Rica

open access: yesWildlife Society Bulletin, 2023
The use of camera‐trap methods, though important, has pitfalls and inconsistencies such as factors and interactions that may influence species photo rates.
Victor H. Montalvo   +5 more
doaj   +1 more source

An evaluation of platforms for processing camera‐trap data using artificial intelligence

open access: yesMethods in Ecology and Evolution, 2023
Camera traps have quickly transformed the way in which many ecologists study the distribution of wildlife species, their activity patterns and interactions among members of the same ecological community.
Juliana Vélez   +7 more
doaj   +1 more source

Elephant camera trap detection events, Ruaha-Rungwa 2018-2019

open access: yes, 2021
This dataset was generated by a study investigating how anthropogenic risk affects the active periods of African savanna elephants. This dataset includes the date, time, and location of independent detection events of elephants from camera trap photos ...
Smit, Josephine
core   +1 more source

Biodiversity estimates from different camera trap surveys: a case study from Osogovo Mt., Bulgaria

open access: yesNature Conservation Research: Заповедная наука, 2018
Inventorying mammal assemblages is vital for their conservation and management, especially when they include rare or endangered species. However, obtaining a correct estimation of the species diversity in a particular area can be challenging due to ...
Diana P. Zlatanova, Elitsa D. Popova
doaj   +1 more source

Density Estimation of Unmarked Populations Using Camera Traps in Heterogeneous Space

open access: yesWildlife Society Bulletin, 2020
Camera traps are commonly used to monitor animal populations, but statistical estimators of density from camera‐trap data for species that cannot be individually identified are still in development, and few models take space use into account.
Gai Luo   +3 more
doaj   +1 more source

Camera‐trapping version 3.0: current constraints and future priorities for development

open access: yesRemote Sensing in Ecology and Conservation, 2019
Camera traps are a widely used tool in wildlife research and conservation, but in situ factors such as theft, poor performance in extreme environments and damage by wildlife may be hindering the effectiveness of the technology.
Paul Glover‐Kapfer   +2 more
doaj   +1 more source

Observer differences in individual identification of feral cats from camera trap images

open access: yes, 2022
Feral cats are a key threat to many Australian native fauna, with camera traps increasingly used to identify individuals for evaluation of management actions. However, observer bias and camera trap settings can affect individual identification rates.
Sparkes, Jessica, Fleming, Peter J. S.
core   +1 more source

Avidin is evolutionarily conserved in fish but dispensable for development and resistance against Streptococcus agalactiae in zebrafish

open access: yesFEBS Open Bio, EarlyView.
The presence of biotin‐binding avidin proteins in fish and their biological significance are poorly characterized. We cataloged fish avidins and demonstrate that they are widely present and evolutionarily conserved. We created avd knockout zebrafish and show that zebavidin is dispensable for development and that resistance of avd knockout embryos in ...
Anni K. Saralahti   +5 more
wiley   +1 more source

Camtrap DP: an open standard for the FAIR exchange and archiving of camera trap data

open access: yesRemote Sensing in Ecology and Conservation
Camera trapping has revolutionized wildlife ecology and conservation by providing automated data acquisition, leading to the accumulation of massive amounts of camera trap data worldwide. Although management and processing of camera trap‐derived Big Data
Jakub W. Bubnicki   +35 more
doaj   +1 more source

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