Out of Sight out of Mind - Camera Traps to uncover the small mammal community of Denmark

Dernière version Publié par Natural History Museum of Denmark le févr. 5, 2025 Natural History Museum of Denmark
Date de publication:
5 février 2025
Licence:
CC-BY 4.0

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Description

Out of Sight out of mind – camera traps to uncover the small mammal community of Denmark reveals the data from an extensive camera trap study. The study aimed at testing a novel, non-invasive, low-cost method of monitoring small mammals. During 2021-2024 a total of 202 camera traps were deployed in 13 different study areas throughout Denmark. The study used novel camera trapping techniques specifically designed for capturing small mammals (< 2 kg). Cameras were placed inside boxes that were modified from the original Mostela camera trap box designed by Dutch researchers (Mos & Hofmeester 2020). A cut-through PWC drainpipe functions as a tracking tunnel allowing the animals to enter the box and be captured by the camera. All camera traps used were Cuddeback G-5048, using a xenon flash and set to take photos as fast as possible when triggered and re-triggered. Cameras were set to continuously sample throughout the deployment period. The resultant dataset consists of more and 150000 photos annotated to species level. Annotation was done manually in the open-access software Wild.ID v.1.0.2 (San Diego Supercomputer Center & Wildlife Insights, 2019). The dataset presented here has been cleaned of blanks and photos taken during setup and pickup of cameras.

Versions

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Comment citer

Les chercheurs doivent citer cette ressource comme suit:

Worsøe Havmøller R, Nørgaard Konradsen S (2025). Out of Sight out of Mind - Camera Traps to uncover the small mammal community of Denmark. Version 1.1. Natural History Museum of Denmark. Metadata dataset. https://ipt.danbif.dk/resource?r=outofsight&v=1.1

Droits

Les chercheurs doivent respecter la déclaration de droits suivante:

L’éditeur et détenteur des droits de cette ressource est Natural History Museum of Denmark. Ce travail est sous licence Creative Commons Attribution (CC-BY) 4.0.

Enregistrement GBIF

Cette ressource a été enregistrée sur le portail GBIF, et possède l'UUID GBIF suivante : a22711bc-655f-43be-933b-783142b0c3db.  Natural History Museum of Denmark publie cette ressource, et est enregistré dans le GBIF comme éditeur de données avec l'approbation du DanBIF - Danish Biodiversity Information Facility.

Mots-clé

Samplingevent; observation; camera traps; wildlife monitoring; mammals; Samplingevent

Contacts

Rasmus Worsøe Havmøller
  • Créateur
  • Personne De Contact
  • Curator of Zoology and Senior Researcher
Natural History Museum and Botanical Garden, University of Agder
Kristiansand
NO
Sofie Nørgaard Konradsen
  • Fournisseur Des Métadonnées
  • Scientific Assistant
Natural History Museum of Denmark, University of Copenhagen
Copenhagen
DK
Sofie Nørgaard Konradsen
  • Fournisseur Des Métadonnées
  • Scientific Assistant
Natural History Museum of Denmark
DK
Rasmus Worsøe Havmøller
  • Créateur
  • Personne De Contact
  • Curator of Zoology and Senior Researcher
Natural History Museum and Botanical Garden, University of Agder
Kristiansand
NO
Isabel Calabuig
  • Distributeur
  • Node manager and data curator
Natural History Museum of Denmark, University of Copenhagen
DK

Couverture géographique

Deployment of camera traps cover large parts of Denmark. Camera traps were set up in 13 different study areas varying in habitat heterogeneity, anthropogenic disturbance and seasonality of sampling.

Enveloppe géographique Sud Ouest [54,563, 8,652], Nord Est [56,052, 12,374]

Données sur le projet

Out of Sight out of mind – camera traps to uncover the small mammal community of Denmark reveals the data from an extensive camera trap study. The study aimed at testing a novel, non-invasive, low-cost method of monitoring small mammals. During 2021-2024 a total of 202 camera traps were deployed in 13 different study areas throughout Denmark. The study used novel camera trapping techniques specifically designed for capturing small mammals (< 2 kg). Cameras were placed inside boxes that were modified from the original Mostela camera trap box designed by Dutch researchers (1, 2). A cut-through PWC drainpipe functions as a tracking tunnel allowing the animals to enter the box and be captured by the camera. All camera traps used were Cuddeback G-5048, using a xenon flash and set to take photos as fast as possible when triggered and re-triggered. Cameras were set to continuously sample throughout the deployment period. The resultant dataset consists of more and 150000 photos annotated to species level. Annotation was done manually in the open-access software Wild.ID v.1.0.2 (San Diego Supercomputer Center & Wildlife Insights, 2019). The dataset presented here has been cleaned of blanks and photos taken during setup and pickup of cameras. The extensive dataset allows for multiple analyses to be performed.

Titre Out of sight out of mind – camera traps to uncover the small mammal community of Denmark
Financement 15. Juni Fonden (No. 2023-0291) VILLUM FONDEN (VIL71222) VILLUM FONDEN (36069)

Méthodes d'échantillonnage

Cameras were set up covering 13 different study areas in Denmark. Cameras were deployed in different gross habitat types, and with varying amount of types per study area. Cameras were deployed at varying times of the year to cover all seasons. Photos were either retrieved at the end of deployment period or periodically during deployment period, at which times batteries were also checked and changed if needed.

Etendue de l'étude Camera traps were deployed at varying lengths and times in the study areas from 2021-06-10 / 2024-11-04

Description des étapes de la méthode:

  1. We deployed Cuddeback G-5048 at all sites. Cameras use a xenon flash, and were set to take a photo as soon as possible when triggered and re-triggered. Cameras were deployed within modified boxes inspired by the Mostela, as described in the paper by Dutch researchers Mos & Hofmeester 2020. Upon retrieval of photos from the field all photos were manually annotated to species level if possible, alternatively to genus level.

Métadonnées additionnelles