ORP Kontradmirał Xawery Czernicki was created on 2001-09-01.
KKJA was created in 2008.
Elachista berndtiella was created in 1985.
Papilio erskinei was created in 1886.
Banjo uke was created in 1917.
ORP Dzik ended on 1947-07-25.
ORP Żbik was created in 1932.
ORP Ryś was created in 1932.
ORP Sęp was created on April 29, 1946.
ORP Rybitwa was created in 1935-12.
ORP Błyskawica was created on 1937-11-25.
ORP Heweliusz was created on 1982-11-27.
ORP Arctowski was created on 1982-11-27.
ORP Burza was created on 1932-07-10.
ORP Wilk was created on 1931-10-31.
ORP Jaskółka was created on 1935-08-27.
ORP Poznań was created on 1991-03-08.