REMINDER, of Harwich. Official no. 161033. 79 tons. Reminder was built at Horlocks Yard in Mistley in 1929 and has been a familiar sight on the East Coast as a charter barge since 1975. Based in the historic port of Maldon in Essex. NIAGARA, Official no. 108373. 79 tons Built in 1898 of steel by Forrest of Wivenhoe. 86. 7 ft long by 20. 6 ft. beam. Auxiliary motor fitted in 1924 and converted to motor barge in 1935. Owned by Peter Sands and based at Hoo, she has recently been restored and re-rigged and is