 On 14 February , Admiral Scheer rendezvoused with the auxiliary cruiser Atlantis and the supply ship <unk> about 1 @,@ 000 nmi ( 1 @,@ 900 km ; 1 @,@ 200 mi ) east of Madagascar . The raiders resupplied from <unk> and exchanged information on Allied merchant traffic in the area , parting company on 17 February . Admiral Scheer then steamed to the Seychelles north of Madagascar , where she found two merchant vessels with her Arado floatplanes . She took the 6 @,@ 994 GRT oil tanker British Advocate as a prize and sank the 2 @,@ 456 GRT Greek @-@ flagged Grigorios . A third ship , the 7 @,@ 178 GRT Canadian Cruiser , managed to send a distress signal before Admiral Scheer sank her on 21 February . The raider encountered and sank a fourth ship the following day , the 2 @,@ 542 GRT Dutch steamer <unk> , though she too was able to send a distress signal before she sank . 
