Open Ground
Big Brook Preserve
Free public fossil creek · Marlboro, New Jersey
Open to digThe prize. Cretaceous shark teeth, no permit
Where. Marlboro, New Jersey
Status. Open to dig
Where. Marlboro, New Jersey
Status. Open to dig
The account
Big Brook in Marlboro is a free public creek cutting through Cretaceous beds, where you scoop the streambed for the teeth of sharks that swam before the dinosaurs died, no permit required.
Leads, where the trail points now
- What you can keep: Cretaceous shark teeth, no permit. Confirm the site's current rules and any day fee before you go.
- Where: Marlboro, New Jersey. Search only the marked legal area, and bring the right pan, screen, or detector and a container for finds.
- Best practice: record anything notable, leave the ground as you found it, and check the latest access notices before you travel.
Open ground. You can legally search here and keep what you find, within the rules the site posts. Bring any day fee or licence it asks for.
The full hunt kit is in the fellowship
The starting brief, the gear, the legal picture for this exact ground, and a GPS chart pack you can load and go. The map stays free.
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