Submission of digital images of insects and related arthropods for identification is a common and practical use of the Distance Diagnostics through Digital Imaging (DDDI) system.

After completing this tutorial you will be able to determine and select appropriate images for submitting DDDI samples for arthropod identification.

Navigate through the sections using the buttons in the gray bar above. Use the section buttons on the home page if you do not completely finish or if you want to explore at your own pace.