Fishing rights in the Delaware River were legally transferable, and that gives us a hint of what was happening at Raven Rock and Bull’s Island in the 18th century. In 1782, Isaiah Quinby leased fishing rights in the Delaware River to various people. He may have done this before 1782, but this is the earliest record available.
fisheries
Passing of Old Canal Feeder Matter For Regret
Bool’s Island Formed Natural Opening for Waterway;
Early Engineers Found;
Cholera Took Heavy Toll Among Workers
Entirely Abandoned, A Sorry Spectacle
by Egbert T. Bush, Stockton, NJ,
published in the Hunterdon County Democrat, June 8, 1933
The project of connecting the Delaware River with the Raritan by means of a canal caught the imagination of engineers and business men quite early.