Last updated: 10:00 PM ET, Wed October 22, 2025
WHY IT RATES: HX Expeditions is launching two new fully electric ‘silent science boats’ to minimize underwater noise in the Arctic and Antarctic, enhancing wildlife observation while reducing environmental impact. These boats, equipped with RAD Propulsion’s advanced drive system, are part of a mission to phase out traditional petroleum engines, aligning with IAATO regulations. —Janeen Christoff, TravelPulse Managing Editor
HX Expeditions, the first and longest-running expedition cruise company in the world, is making significant strides toward sustainable exploration with the introduction of two innovative ‘silent science boats.’ These fully electric vessels, powered by RAD Propulsion’s state-of-the-art RAD 40 drive system, aim to minimize underwater noise pollution in the Arctic and Antarctic regions. The deployment of these MK 5 boats aboard the MS Fram and hybrid-battery powered MS Fridtjof Nansen reflects a commitment not just to adventure but also to environmental stewardship and responsible exploration.
One of the critical missions of HX Expeditions is to enhance scientific integrity while reducing the environmental impact of their operations. The new electric Zodiacs are designed for silent discovery—a feature that enables researchers and guests alike to experience the pristine beauty of remote destinations like Antarctica without the disruptive noises typically associated with traditional petroleum engines. This advancement allows for a more natural observation of marine life, offering visitors the rare chance to study various species with minimal intrusion.
Dr. Verena Meraldi, Chief Scientist at HX Expeditions, emphasizes the importance of this initiative by stating, “Sound pollution is one of the most underestimated environmental impacts in these polar regions.” She elaborates that for many marine species, especially whales, the sounds of engines can significantly impact their ability to thrive. With the introduction of these silent boats, the expedition company is not only enhancing guest experiences but also actively working to reduce their ecological footprint in these sensitive environments.
Dr. Ari Friedlaender, a prominent marine scientist and HX Guest Scientist, has expressed enthusiasm about the research possibilities presented by the new electric Zodiacs. He notes that the silent operation of these boats allows scientists to approach whales without causing undue stress or disturbance. This ease of access is transformative for research, making it easier to gather meaningful data in some of the world’s most remote aquatic environments. “It’s a game-changer for science in these remote environments,” he remarks.
Safety and environmental standards remain paramount in the design of these vessels, which align with the International Association of Antarctica Tour Operators (IAATO) regulations. The initiative marks a significant step toward a quieter, more sustainable future in exploration, with the ambitious goal of phasing out all traditional combustion-engine Zodiacs in favor of cleaner, electric alternatives across the HX fleet.
Iain McNeill, Chief Operating Officer of HX, highlighted the versatility of these new boats, stating that they are capable of transporting small groups of guest scientists and expedition teams engaged in wildlife observations, oceanographic research, and biodiversity studies—now with significantly reduced acoustic interference. The integration of electric technology not only improves operational performance but also reinforces HX Expedition’s dedication to lower-impact explorations.
Sam Pickering, Head of Products at RAD Propulsion, expressed pride in supplying the advanced RAD 40 power consoles for the MK 5 vessels. This collaboration is a testament to their joint commitment to supporting clean operations in some of the planet’s most delicate regions. The silent performance of these boats is crucial, contributing to both high reliability and a reduced environmental footprint.
As HX Expeditions further embraces the growing trend of Citizen Science projects and wildlife studies, the company positions itself at the forefront of responsible exploration. The introduction of these electric Zodiacs signifies a proactive approach to harmonizing adventure with ecological preservation, ensuring that scientific discovery occurs without compromising the integrity of the natural world.
SOURCE: HX press release
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