On the ground and on your side: the Port Captain’s role in Bulk Shipping operations
Bulk shipping involves countless moving parts during a port call...
Local expertise. Global standard. Always on your side.
Up River Marine is a maritime surveying and consulting firm operating across the most strategic ports in South America — with active presence in Brazil, Argentina, and Uruguay. Our team supports shipowners, charterers, and operators with end-to-end solutions including bunker quantity surveys, cargo supervision, draft surveys, and regulatory audits.
Founded by a seasoned Port Captain with over 20 years of onboard and shoreside experience, we bring deep knowledge of port dynamics in Latin America.
Whether your vessel is discharging in Brazil or loading in Argentina, we help ensure safe, compliant, and efficient operations—always putting your cargo and timeline first.
End-to-End Maritime Support, On Your Behalf.
From bunker quantity surveys to cargo supervision, draft surveys, and regulatory audits, we offer a full suite of maritime services designed to protect your interests—as if we were part of your onboard team.
Whether acting on behalf of shipowners, charterers, agencies, or international survey firms, our mission is always the same:
✅ Ensure accuracy
✅ Maximize operational efficiency
✅ Deliver unmatched value at every port call
From First Draft to Final Ton Loaded.
At Up River Marine, we assist charterers throughout the entire loading process—making sure your vessel takes on the maximum safe cargo based on daily draft limits and structural constraints.
We coordinate directly with captains, even before the vessel berths, to review intake calculations. Once alongside, we verify hatch conditions, monitor cargo distribution, and ensure optimal trimming—avoiding air pockets and underloading.
Our goal is clear:
👉 You fix the freight. We make sure you load it right.
Explore our latest surveys, case studies, and maritime insights from ports across South America and beyond.
Bulk shipping involves countless moving parts during a port call...
Preparing a dry bulk carrier or tanker for loading is...
During my years supporting shipowners and terminals in Argentina and...
Trusted maritime surveying and consulting across Argentina, Uruguay, Brazil, and key global ports.
We specialize in bunker quantity surveys, cargo supervision, and regulatory audits—ensuring accuracy, transparency, and peace of mind for shipowners and charterers.
Head Office – Argentina:
US Office: