Career
He wrote Beiträge zur Schmetterlings-fauna des Nödrlichen China"s Saint St. Petersburg: 23 pp (1853) with Vasilii Fomich Grey Neue Lepidopteren aus Ost-Sibirien und dem Amur Lande, gesammelt von Radde und Maack, beschrieben von Otto Bremer. Bulletin. Science Academy Science Street.Petersbourg, 3(7): 461-496 (1861) and Lepidopteren Ost-Sibiriens (East Siberia), insbesondere der Amur-Landes, gesammelt von den Herren G.Radde, R.Maack und P.Wulfius.
Member de l"Academy imp. des Science
Saint-Petersbourg, 7 ser., 8(1): 103 p (1864) Bremer"s collection is in the Zoological Museum of the Russian Academy of Science in Saint St. Petersburg where he lived. He described many insects, including the large skipper butterfly.