On Point | Podcast How the mariner shortage could impact maritime security
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Apr 3, 2025 
Sal Mercogliano, an associate professor of history at Campbell University and an expert in maritime history, dives into the alarming shortage of U.S. merchant mariners—a critical component of national defense. He explains how this deficit threatens both military and commercial maritime security. The podcast discusses efforts to revitalize American shipbuilding, the historical context of maritime labor challenges, and the modern recruitment difficulties faced by the industry. Mercogliano emphasizes the need for trained personnel to maintain operational integrity for national security.
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Merchant Marine's Importance
- The U.S. Merchant Marine is crucial for commerce and wartime supply transport, often called the "fourth arm of defense".
- A significant mariner shortage threatens national security and commercial operations.
Guest Expertise
- Sal Mercogliano, a former merchant mariner, now teaches at Campbell University and the U.S. Merchant Marine Academy.
- He holds a merchant marine deck officer license, highlighting his expertise in the field.
Mariner Roles
- Merchant mariners operate various vessels, from tugs to container ships, under U.S. flagging.
- The U.S. Navy's Military Sealift Command is the largest employer of these mariners, crewing 1/5 of Navy vessels.