You may wish to add a citizen science project report to your wiki page. Below are some screenshots of the process, and a pdf document which has been added this way. A pdf is treated as a media file in the wiki.
This is the end result - a line in the project which indicates that your have a media file, a pdf. When you click on the hyperlink, the report pdf opens in a new page.
[[file:insert_image_visual_edit.jpg|framed|400x400px]]
