🏳️
Not Known Fleet
158 vessels · Age distribution by year of build
158
Total Vessels
55
Year Groups
2026
Newest Build
1950s
Oldest Build
Year of Build
158 with known year2026
2
vessels
2024
1
vessels
2023
1
vessels
2022
1
vessels
2021
3
vessels
2020
2
vessels
2019
1
vessels
2018
1
vessels
2017
2
vessels
2015
3
vessels
2014
1
vessels
2013
2
vessels
2012
3
vessels
2011
5
vessels
2010
8
vessels
2009
5
vessels
2008
4
vessels
2007
1
vessels
2006
5
vessels
2005
5
vessels
2004
5
vessels
2003
6
vessels
2002
1
vessels
2001
3
vessels
2000
2
vessels
1999
6
vessels
1998
4
vessels
1997
3
vessels
1996
2
vessels
1995
4
vessels
1994
2
vessels
1993
5
vessels
1992
1
vessels
1991
3
vessels
1990
4
vessels
1989
1
vessels
1988
3
vessels
1987
5
vessels
1986
3
vessels
1985
3
vessels
1984
1
vessels
1983
4
vessels
1982
1
vessels
1981
7
vessels
1980
4
vessels
1979
2
vessels
1977
2
vessels
1976
3
vessels
1975
2
vessels
1974
2
vessels
1972
1
vessels
1971
2
vessels
1970
1
vessels
Older — grouped by
decade
1960s
3
vessels
1950s
1
vessels
Explore the age distribution of the Not Known registered fleet. The 158 vessels flying the Not Known flag span from 1950s to 2026. Click on any year to view the full list of Not Known-flagged vessels built in that period.