There are at least 2 artists with the name ,,Tanker'':
1) Czech progressive rock/metal band,
2) A sludge band from Banja Luka, Republika Srpska, Bosnia and Herzegovina. 1) Czech (North Moravian) band TANKER was already born in 1996. Since that year all the members (except Peter) have changed as well as the Tanker's music style.