Canadian Naval Memorial Trust

Canadian Naval Memorial Trust Committed to the preservation of HMCS Sackville, Canada’s Naval Memorial and National Historic Site, and sharing the stories of the Royal Canadian Navy.

HMCS Sackville (K181) is a Flower-class corvette that served in the Royal Canadian Navy (RCN) during World War II. It is one of the most famous ships of the RCN and is notable for its role in the Battle of the Atlantic, where it escorted convoys and hunted German U-boats. Construction and Commissioning

Builder: Saint John Dry Dock & Shipbuilding Co., Saint John, New Brunswick, Canada
Laid Down: M

ay 28, 1940
Launched: May 15, 1941
Commissioned: December 30, 1941


Specifications

Class and Type: Flower-class corvette
Displacement: Approximately 950 tons
Length: 205 feet
Beam: 33 feet
Draught: 11.5 feet
Propulsion: Single shaft; 2,750 horsepower
Speed: 16 knots
Complement: 85 officers and ratings


Armament

Main Armament: One 4-inch naval gun
Secondary Armament: Anti-aircraft guns, depth charges, and Hedgehog anti-submarine mortar


Service History

HMCS Sackville played a crucial role during the Battle of the Atlantic, a pivotal campaign aimed at ensuring the safe passage of Allied convoys across the Atlantic Ocean. The ship escorted convoys, providing protection against German U-boats and ensuring the delivery of vital supplies to Britain and other Allied nations. Post-War and Preservation

After World War II, Sackville was used as a training vessel and for various duties before being decommissioned. However, recognizing her historical significance, efforts were made to preserve her. In 1985, HMCS Sackville was designated as Canada’s Naval Memorial and underwent extensive restoration to return her to her wartime appearance. Current Status

HMCS Sackville is now a museum ship berthed in Halifax, Nova Scotia. There, she serves as a memorial to the men and women who served in the RCN during the war, particularly those who took part in the Battle of the Atlantic. The Canadian Naval Memorial Trust maintains the ship, which is open to the public for tours, providing a tangible link to Canada's naval history. Significance

HMCS Sackville is the last surviving Flower-class corvette and a symbol of the RCN's critical role during World War II. Her preservation allows future generations to learn about and honour the sacrifices made during the war, making her an important cultural and historical asset for Canada.

Life Below Deck.Flower-class corvettes were designed for a crew of around 40. By 1941, they were carrying close to doubl...
06/01/2026

Life Below Deck.

Flower-class corvettes were designed for a crew of around 40. By 1941, they were carrying close to double that. Over 80 men crammed into a ship just 205 feet long.

There were no spare bunks. Sailors slept on lockers, tabletops, coiled rope and anywhere they could find a few inches of warmth. All while the North Atlantic threw everything it had at them.

These ships were notorious for rolling up to 40 degrees in heavy seas. Seasickness wasn't weakness. It was just Tuesday.

These weren't career sailors either. Most of Sackville's crew were ordinary Canadians, fishermen, farmers, and students, who had never set foot on a warship before the war called them.

One ship. Three U-boats. 24 hours.In early August 1942, HMCS Sackville was 250 miles east of Newfoundland, escorting a w...
05/29/2026

One ship. Three U-boats. 24 hours.

In early August 1942, HMCS Sackville was 250 miles east of Newfoundland, escorting a westbound convoy through the North Atlantic when all hell broke loose.

Within a single 24-hour period, she encountered three German U-boats. Not one. Three.

The first surfaced less than a quarter mile away. Sackville fired a starshell, forcing the U-boat to crash-dive, then steamed directly into the swirl of water it left behind and dropped a full pattern of depth charges. The blast threw the U-boat back to the surface before it slipped away.

Ninety minutes later another one. This time, when Sackville moved to ram, the U-boat zigged to avoid; but not before Sackville put a four-inch shell clean through the base of its conning tower, forcing it and the other two to abort and limp home.

Two U-boats put out of action. One small Canadian corvette.

Built in the Maritimes. Fought for the world.Of Canada's 123 corvettes that served in the Second World War, only 3 were ...
05/27/2026

Built in the Maritimes. Fought for the world.

Of Canada's 123 corvettes that served in the Second World War, only 3 were built right here in the Maritimes, and HMCS Sackville was one of them. Constructed in Saint John, New Brunswick, the ship was commissioned in December 1941 and went on to spend most of her career in the Battle of the Atlantic, escorting convoys across some of the most dangerous waters on earth.

Today, HMCS Sackville is the last surviving Flower-class corvette in the world, and calls Halifax home.

Come visit her on the waterfront at 1675 Lower Water Street, Halifax . Open daily, 10am–4pm starting June 26, 2026.

🔭 The Man in the Crow's NestPerched roughly 50 feet above the waterline, the crow's nest lookout on a Flower-class corve...
05/24/2026

🔭 The Man in the Crow's Nest
Perched roughly 50 feet above the waterline, the crow's nest lookout on a Flower-class corvette like HMCS Sackville was the crew's first line of eyes against an unseen enemy.
In fair weather, it was a commanding view. In a North Atlantic winter, it was something else entirely.

Imagine climbing a narrow ladder in the dark, in full oilskins and woollen layers, the ship rolling and pitching beneath you. Once up, you were strapped in; because if the sea was running heavy, the motion at the masthead was violent enough to throw a man clear. Temperatures could drop well below freezing, ice sprayed over binoculars, and watches lasted two hours, sometimes longer. Your job was simple in description and brutal in practice: scan the horizon, constantly, and miss nothing.

A periscope wake. A conning tower. A surfaced U-boat running on diesel to recharge batteries. The flash of an explosion miles away. A lifeboat. Survivors in the water.
The lookout reported everything to the bridge below. In a convoy battle, those first seconds of warning could be the difference between a ship saved and a ship lost.
Many of the men who stood watch in HMCS Sackville's crow's nest were barely out of their teens; farm boys from Saskatchewan, fishermen from Nova Scotia, and factory workers from Montreal, doing a job that demanded total concentration in conditions that tested the limits of endurance.

Next time you come aboard and look up at the mast, take a moment to think about who stood up there, and what they were watching for.

We are truly honoured to have been invited to the inaugural Top 7 Over 70 Atlantic Gala. This incredible event celebrate...
05/22/2026

We are truly honoured to have been invited to the inaugural Top 7 Over 70 Atlantic Gala. This incredible event celebrates seven extraordinary individuals who launched bold new ventures, projects, and contributions, all after the age of seventy.

It's a powerful reminder that experience, wisdom, and purpose don't have an expiry date. The contributions people over 70 make to our communities, our economy, and our organization have been very impactful, and they deserve to be celebrated.

Congratulations to all of this year's remarkable honourees. You inspire us all.

What an honour to witness a piece of living history. ⚓This past Friday, May 15th was the ceremonial recommissioning of H...
05/20/2026

What an honour to witness a piece of living history. ⚓

This past Friday, May 15th was the ceremonial recommissioning of HMCS Sackville K181, Canada's last surviving Flower-class corvette from the Second World War and our official Naval Memorial. 85 years to the day after its original launch, the ship was formally recommissioned into the Royal Canadian Navy right here on the Halifax waterfront.

To stand beside this ship and reflect on the courage of those who sailed her through the Battle of the Atlantic is something we won't soon forget.

Photo Credits: Douglas Struthers

In early August 1942, HMCS Sackville K181 did something extraordinary. Escorting Convoy ON-115 in the North Atlantic, th...
05/18/2026

In early August 1942, HMCS Sackville K181 did something extraordinary. Escorting Convoy ON-115 in the North Atlantic, the ship engaged three U-boats within a 24-hour period and put two of them out of action. The convoy had been stripped of air cover by heavy fog and was being attacked by two successive wolfpacks off the coast of Newfoundland. One small corvette, in thick fog, outnumbered and outgunned on paper, fought off three submarines and helped get a 41-ship convoy through with the loss of only two vessels. When U-43 dived to escape, Sackville ran directly into the swirl of water left by the submerging submarine and dropped a pattern of depth charges, damaging it badly enough that U-43 had to break off and limp back to France for repairs. Over it's entire wartime career, Sackville provided protection for 30 convoys carrying 1,380 merchant ships, losing only 9 to enemy U-boats. HMCS Sackville's courage and resilience are a testament to the spirit of those who served at sea. Discover more about Canada’s last WWII corvette and the legacy it preserves.

05/15/2026
Ready for Recommissioning - tomorrow - 15 May 26.
05/14/2026

Ready for Recommissioning - tomorrow - 15 May 26.

Address

1675 Lower Water Street
Halifax, NS
B3J1S3

Opening Hours

Monday 10am - 4pm
Tuesday 10am - 4pm
Wednesday 10am - 4pm
Thursday 10am - 4pm
Friday 10am - 4pm
Saturday 10am - 4pm
Sunday 10am - 4pm

Telephone

+19028091259

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