Mammalweb upload

How to upload your images to Mammalweb

Before starting the upload, please make sure that you have created a free account on Mammalweb.org. Click here for more information on how to become a “Trapper”. Once you are logged in, go to:

Contribute->Trapper from the top bar of the website.

  • Add site

Click on “Add site”. Create the site name following the example:

XXYY_Spotahog_May25, where XX are two first letters of your favourite city name and YY is a randomly chosen number between 10 and 99. This will help us in the data analysis process.

  • Site location

Now you will be asked for the site location. As described in our data use policy, the specific locations of the camera traps will only be available to the project team, for the purpose of analysis with remote sensing. The location of your camera trap presented to spotters on Mammalweb will be a rectangle of around 60-70km2 in the UK, to avoid the identification of individual locations.

You can mark your location by dragging a pin to a relevant point on the map on Mammalweb. Please zoom in on the map to provide accurate location. You can also put the Latitude and Longitude location of the site. You can check your location by using one of the apps available for smartphones (e.g What3words). Another option is to provide the OS Grid Reference of your site location.

    • Habitat

    Under habitat section, please choose “garden” from the drop-down menu.

    • Can you or the camera see water?

    Please answer according to the location of your camera.

    • Purpose of Study

    Under this section please choose “Part of scientific study- random”

    • Camera Type

    Please choose the model of your camera from the drop-down menu. If your camera is not listed there, please provide the type of your camera at the end, in the “Notes” section

    • Camera Height

    Please put the height at which your camera is attached. Our protocol suggests 25cm.

    • Projects

    Please choose “Hedgehog Spotters: garden survey” from the drop-down menu.

    • Bait

    If you have been providing supplementary food for hedgehogs or other wildlife, please choose “Yes”.

    Please do not start feeding hedgehogs during the survey if you haven’t been doing that previously, as it can affect the results.

    • Time of day

    Please choose according to the settings of your camera. Our protocol suggests night and day recording

    • Notes

    Here you can put any potential errors that may have affected the camera, e.g. if your camera has been moved; or the site location, e.g. fencing was changed, restricting the movement of animals.

Now please select the timezone for Europe/London, choose YES in the section “Was the camera time set to Daylight Saving Time?” and select the correct deployment and collection dates. Click in “Upload” and start uploading your footage.

Please upload all relevant images from the survey period, including calibration images. You can do this by simply choosing all of the images (Ctrl+A) and uploading them- the integrated AI system will remove images of humans (including calibration images) and images of vegetation and these images will not be shown to the public. Only the project team will have access to calibration images, as they are necessary to extract the metrics for density estimation. If your camera has captured any images that may be considered sensitive, please remove them before uploading the data. The AI system is constantly being improved but it can still make errors. Please do not remove any images of animals, regardless of the species, as well as the images of vegetation (you may miss something that would otherwise be spotted).

Try to not upload more than 1 thousand images at once, as it may slow down your computer and extend the upload time.

Once the images are uploaded, they will be included in this study and provide valuable data about hedgehogs in the UK, thank you for your help!

spot a hog

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contact: paulina.pawlikowska@ntu.ac.uk

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