Pushin Nil Lvovich 
 (29.01.1837–29.01.1891)

Russian hydrograph, admiralty major general. 
Born in Tver in a landlord family. 
In 1848 he entered the Naval Cadet Corps, graduated in 1853 with the rank of midshipman. In September of the following year, for outstanding achievements in science and knowledge of ship navigation, Puschina was appointed sergeant-major, and a year later they were made midshipman and appointed to the 4th naval crew. 
In November 1855  Pushchin entered the officer corps classes, in 1858 he was promoted to lieutenant. While studying in the officer classes, he passed an internship at the Pulkovo Observatory, where he earned high marks from Academician A.N. Savich. Seeing the great abilities of Puschina and foreseeing the future scientist in him, Savich recommended him to the Hydrographic Expedition of the Caspian Sea. 
Pushchin participated in all the work of the expedition, first as a producer of hydrographic observations, and since 1871 as the chief of a separate survey of the Caspian Sea after the death of the previous chief Ivashintsov. The results of these surveys are reflected in the works of Pushchina “The Caspian Sea. Hydrographic description and navigation guide” and “Magnetic observations in the Caspian Sea”. For the last work, which included full magnetic maps of the Caspian Sea, Pushchin was awarded the Imperial Russian Geographical Society a large gold medal of Count F.P. Litke. 
In 1875  Puschin  was appointed head of the Baltic Sea. He worked simultaneously in the Abov and Åland skerries on the inventory of the main fairways and the determination of the elements of terrestrial magnetism. 
From 1882  Pushchin was the director of the hydrographic department, renamed Main Hydrographic Office in 1886, and also the chairman of the marine scientific committee. 
Indefatigable, ardently and selflessly devoted to his work, a rare connoisseur of his Pushchin selflessly worked for the benefit of science, not limited to performing only official duties. He actively worked at Imperial Russian Geographical Society, first as an ordinary member and then as a member of the board of the society. In 1879 the Imperial Russian Geographical Society chose Puschin as a delegate to the International Geographical Congress in Paris. 
In 1883  theImperial Russian Geographical Society published in French the Puschin  work "Overview of Hydrographic Works in Russia for 1875–1881". 
He died in St. Petersburg, buried in the Novodevichy cemetery. Tombstone is lost. 
The island in the Gribovaya Bay in the west of the southern island of Novaya Zemlya. Named in 1889 by the officers of the schooner "Bakan".