Basically, he rides around in a research boat that tows a sled across the mudflats 13, 000 feet below him.

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We also spotted a scientist standing on a cliff, waiting to get picked up by a research boat via crane (there are no docks or beaches on the islands).

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The book and the documentary are products of the Vessels of Brazil Project, which has been conducting careful research work for over 10 years about artisanal boat-building traditional knowledge in Brazil.

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From there, visitors transfer to a boat for a short ride to Isla Martillo, a research station that monitors the 3, 000 pairs of Magellanic penguins and a small colony of gentoo penguins that nest here between September and April.

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