Explore / Asia / More of Asia
Hokkaido
Mikasa ammonite rivers
Fossil site Documented siteGray area
What you could find
Reported finds from this ground.
Fossils
Shark teethAlso reported: inoceramids.
Photos via Wikimedia Commons: Partonez (CC BY-SA 4.0), Dominik Vogt (CC BY-SA 3.0).
Why this spot
Cretaceous Yezo Group creeks weathering out concretions with large ammonites
Documented in Japanese paleontological literature and the Mikasa museum's collections.
Before you go
Hazards noted for this site.
bears, slippery gorges
Keep exploring nearby
More spots in this area.