Compare the importance of water to the settlement of the Penobscot River Basin with the importance of water to the settlement of the Central American land bridge

Explanation:

Before the 1830s, there were no dams on Maine’s Penobscot River. Atlantic salmon ran upstream in schools numbering 50,000 or more. Shad and alewives migrated 100 miles upriver. Twenty pound striped bass and Atlantic sturgeon ranged far from the ocean into New England’s second largest river.