Zodiac Cruising in Antarctica

John Yersin

Assistant Expedition Leader

John Yersin

John is a microbiologist who worked in the industry for 33 years investigating the impact of industrial wastes and products on the environment. The tools of his trade included diving, hovercraft piloting, and powerboat driving. He conducted marine, freshwater, and terrestrial surveys and then reported the results. Since retirement, John has done consultant work, taught powerboat handling, and worked as a fitness instructor. His extensive experience in powerboat and Zodiac driving makes John an asset to our team. Having spent a lifetime in environmental sciences, he is a keen environmentalist with some sympathy for industry. John's interests are wide ranging and include swimming and physical fitness, motorbikes, wine tasting, and good food. Any free time is used restoring old bikes and building kit cars.


John's Upcoming Expeditions

  • Sylt Island, Germany

    Best of the Baltic

    July 14July 30, 2017

    Discover the scenic beauty of Bornholm Island; visit Visby, a UNESCO World Heritage Site and once trading center of the Hanseatic League; tour the historic districts of Gdansk, Riga, and Tallin; and enjoy a daylight transit of the 61-mile Kiel Canal.

  • Cape Verde

    Sea to Sahara: Cape Verde, Canary Islands & Morocco

    April 7April 22, 2018

    Join Zegrahm Cofounder, Mike Messick, on a brand-new itinerary showcasing far-flung islands and exotic port of call. Discover Cape Verde’s charming Portuguese villages; hike through the volcanic landscapes of the Canary Islands; explore magical Marrakech; and experience the undulating Sahara Desert.

  • Discoveries of Coastal Europe

    April 28May 11, 2018

    The coast of Western Europe makes for a sweeping journey—soak up the fine food and fantastic art, plus the myriad historical sites, from France’s Mont Saint-Michel, Spain’s Santiago de Compostela, and the French- and British-influenced Channel Islands.

  • Crowned Lemur, Diego Suarez, Madagascar

    Seychelles & Madagascar with Aldabra Atoll

    October 20November 6, 2018

    Expedition Leader, Michael Moore will be leading this journey through the Indian Ocean. Enjoy snorkeling and diving in the Seychelles; spend two full days exploring the Aldabra Atoll; and discover the unique flora and fauna of Madagascar.