▁government . ▁These ▁services ▁date ▁back ▁to ▁ 1 8 5 1 ▁( on ▁the ▁St arn berger ▁See ), ▁ 1 8 7 9 ▁( on ▁the ▁Am mer see ), ▁ 1 8 9 4 ▁( on ▁the ▁T eg ern see ) ▁and ▁ 1 9 0 9 ▁( on ▁the ▁König s see ). ▁The ▁company ▁is ▁owned ▁by ▁the ▁state ▁of ▁Bav aria , ▁and ▁has ▁some ▁ 1 6 0 ▁employees . ▁ ▁The ▁company ▁oper ates ▁ 3 4 ▁vessels ▁of ▁a ▁variety ▁of ▁types . ▁On ▁the ▁Am mer see ▁it ▁oper ates ▁a ▁fleet ▁of ▁motor ▁ships , ▁including ▁both ▁prop eller - dri ven ▁and ▁p addle - dri ven ▁vessels . ▁One ▁of ▁the ▁latter , ▁the ▁Di essen , ▁dates ▁back ▁to ▁ 1 9 0 8 ▁and ▁was ▁originally ▁steam ▁power ed . ▁On ▁the ▁St arn berger ▁See ▁and ▁T eg ern see ▁conventional ▁prop eller - dri ven ▁motor ▁vessels ▁are ▁operated . ▁On ▁the ▁environment ally ▁sensitive ▁König s see ▁only ▁battery - elect ric ▁launch es ▁are ▁permitted , ▁and ▁a ▁fleet ▁of ▁ 1 8 ▁such ▁launch es ▁is ▁operated . ▁ ▁Similar ▁passenger ▁services ▁on ▁the ▁Ch iem see , ▁Bav aria ' s ▁largest ▁internal ▁lake , ▁are ▁operated ▁by ▁the ▁private ▁sector ▁Ch iem see ▁Sch if ff ah rt ▁company . ▁The ▁international ▁Lake ▁Const ance ▁White ▁Fle et ▁oper ates ▁fer ry ▁and ▁cru ise ▁services ▁on ▁Lake ▁Const ance