Found on YouTube. Created by "日本水先人会連合会 公式チャンネル". Originally published on 2019-02-07.
This video was produced in September 2013 to provide an easy-to-understand introduction to pilotage in Japan.
Japan
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Video Angostura Inglesa ("English Narrows")
published on 12 June 2020
2 48° South 074° West
"Angostura Inglesa" is, without a doubt, the most important natural obstacle in navigating the South American channels, as it is a winding step that requires two changes of course close to 90 °, subject to a tidal regime and Considerable currents, which is also affected by the frequent bad times of the Gulf of Penas, forces sailors to face it with caution and take adequate security measures.