His complete name was Heinrich Jeannot Otto Hugo Eugen von Keyserlingk.
[3] He also negotiated a 21-year whaling concession with Russia covering various areas of the Siberian coastline.
Keyserling operated his whaling business from the late 1800s until the 1904 Russo-Japanese War, when his ships were captured by Japan and he received no compensation.
Keyserling) that carried freight and passengers from Vladivostok to the Kamchatka peninsula and places in between.
[5] During the Bolshevik revolution Keyserling had his steamships requisitioned by Russia without compensation.