Our People

Mark Zimring

Large Scale Fisheries Director

San Francisco, California

  • Area of Expertise

    Fisheries, industrial fishing, market-based conservation management, finance


Mark Zimring directs a multi-disciplinary, cross-regional team to advance TNC’s Large Scale Fisheries Program. The Large Scale Fisheries Program focuses on building healthy and sustainable fisheries, reducing bycatch of vulnerable species, decreasing unsustainable fishing, and improving socio-economic returns for communities. Prior to TNC, he was a Program Manager at Lawrence Berkeley National Laboratory. He started his career at Deutsche Bank Securities. Mark holds a Bachelor of Arts in Economics from the University of Pennsylvania and a Master of Public Policy and Master of Science in Energy and Resources from the University of California, Berkeley.

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ENDING THE WILD WILD WET Transforming fishing in one of the world’s most lucrative fisheries: tuna in the Western and Central Pacific Ocean.
Big Data and the Deep Blue Sea Bringing deep learning to the deep seas.

Great Big Story: Sea Change 

Vacationland partnered with Great Big Story and The Nature Conservancy to create a series of films about the critical need to develop a sustainable seafood supply in the long line Tuna fishing industry in Palau.

Catalyzing the Growth of Electronic Monitoring in Fisheries

In 2018, The Nature Conservancy and CEA Consulting released the report, “Catalyzing the Growth of Electronic Monitoring in Fisheries.” This progress update report revisits the original recommendations, assesses the progress and new innovations that have been made, identifies key remaining barriers, and updates the investment blueprint based on what has changed or been learned over the last year and a half.

FoodTank: On World Oceans Day, Mark Zimring and Niaz Dorry Talk About Building Sustainable Fisheries of All Sizes

Mark Zimring focuses on large-scale fisheries at The Nature Conservancy, where he works to monitor and protect fisheries with a specific emphasis on tuna in the Indian and Pacific oceans. He explains how COVID-19 has disrupted fisheries around the world—and how conservation efforts can come back from the pandemic even stronger than before.