#nationalfossilday

We track 29 posts using #nationalfossilday across 2 networks, carrying 3.5K engagement between them — an average of 121 per post.

It is used most on X / Twitter: 28 of the 29 posts we hold, 97% of the total.

And X / Twitter is not just where the volume is: it is also where the tag performs best per post, averaging 125.

Ranking comes from the posts themselves rather than from how often the tag appears, and it is recalculated as new posts are collected. How we measure this →