On 6 October 1915, she was on a voyage from Barry, via Malta, to Moudros. She was sunk by the {{GS|U-33|1936|2}} {{convert|184|nmi|km}} E of Malta. There were no casualties^[6]

She was torpedoed and sunk by {{GS|U-751||2}} on 5 February 1942 S of Halifax, Nova Scotia while en route from Liverpool to New York.^[7]

The cargo ship / armed merchantman was torpedoed and sunk by German submarine {{GS|U-159|1941|2}} SE of the Canary Islands.^[8]

She was en route from Durban - Freetown - Liverpool carrying a cargo of 6,000 tons of phosphate and general cargo, including palm oil, copper and cocoa beans when she was torpedoed by German submarine {{GS|U-68|1941|2}} and sunk SW of the Canary Islands.^[9]

She was en route from New York - Sydney - Liverpool in Convoy SC 48 carrying 7,300 tons general cargo, including steel when she was torpedoed by German submarine {{GS|U-553||2}} SE of Cape Farewell. She sank in 7 minutes. The master (Thomas Keane), 18 crew members, two gunners and one passenger (DBS) were lost. 19 crew members and seven gunners were picked up by FFL Mimosa (J 6254) and landed at Reykjavik.^[10]

She was sunk by the German battleship Scharnhorst, while on a voyage from Manchester to New York. 40 survivors taken POW on board the raider.^[11]

She ran aground and was wrecked in San Bernardino Strait, Philippines, while on voyage from Vancouver to Bombay.^[12]

She was en route from Douala – Falmouth – Hull carrying 2.949 tons cocoa beans. 2.423 tons palm oil, 758 tons, timber, 303 tons lumber, 317 tons rutile, 66 tons coffee, 30 tons ramie, 195 tons of rubber. She was torpedoed by {{GS|U-486||2}} on 18 December 1944. 68 crew saved.^[13]

On 26 Feb 1944, {{GS|U-66|1941|2}} attacked the convoy STL 12 about {{convert|130|nmi|km}} W of Takoradi and reported one ship sunk and another damaged. However, the only ship hit and sunk was the Silvermaple. The Master (William Candlish Brydson), 5 crew members and 1 gunner were lost. 47 crew members, 9 gunners and 1 passenger were picked up by HMS Kildwick (Z 06) (Lt P. Pannell) and landed at Takoradi on 27 February.^[14]

At 03:26 hours on 12 Jun 1941, {{GS|U-371||2}} hit her with two torpedoes and observed it sink after 38 minutes. She was reported missing in the North Atlantic after being seen the last time on 1 June. On 15 July, a lifeboat with 8 bodies was sighted by the British trawler Cave. The Master (Richard Long Pallett), 53 crew members, 11 gunners and 3 passengers were lost.^[15]

On 5 December 1940 she was torpedoed and sunk by the {{ship|Italian submarine|Argo|1936|6}}, while on a voyage from Liverpool to New York with the loss of 35 lives.^[16]

On 30 October 1942, when en route from Lagos - Freetown – Liverpool, in Convoy SL-125, and carrying a general cargo of 9,000 tons, she was torpedoed by German submarine {{GS|U-409||2}} and sunk NNW of Madeira. 5 persons lost from a total of 67. The master, 49 crew members, 7 gunners and 4 passengers were picked up by the British auxiliary patrol vessel HMNZS Kelantan (F 166) (Lt A.E. Jones) and landed at Gourock on 8 November.^[17]

At 00:36 hours on 30 May 1941, the unescorted Silveryew was hit in the stern by one of two torpedoes from {{GS|U-106|1940|2}} and sank W of the Cape Verde Islands. Reports that one crew member was lost are untrue. It is also untrue that the Master (James Smith), 49 crew members and 3 gunners made landfall at San Antonio, Cape Verde Islands.^[18] The Master (James Smith, aged 52) perished as did Assistant Steward, Chow Ah San (aged 41) and Chief Steward, Yue Chank Sung (aged 44) ^[19]