Agamemnon Channel is a channel or strait

Strait

A strait or straits is a narrow, typically navigable channel of water that connects two larger, navigable bodies of water. It most commonly refers to a channel of water that lies between two land masses, but it may also refer to a navigable channel through a body of water that is otherwise not...

 in British Columbia

British Columbia

British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...

, Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

, located at the mouth of Jervis Inlet

Jervis Inlet

Jervis Inlet is a principal inlet of the British Columbia Coast, about northwest of Vancouver.-Geography:It stretches from its head at the mouth of the short Skwakwa River to its opening into the Strait of Georgia near Texada Island...

 on the South Coast

British Columbia Coast

The British Columbia Coast or BC Coast is Canada's western continental coastline on the Pacific Ocean. The usage is synonymous with the term West Coast of Canada....

, separating Nelson Island

Nelson Island (British Columbia)

Nelson Island is an island in the Sunshine Coast region of the South Coast region of British Columbia. It is surrounded by Hotham Sound, Agamemnon Channel, and Malaspina Strait. The closest communities are Pender Harbour, British Columbia and Egmont, both on the Sechelt Peninsula.The island is...

 (W and NW) from the mainland of the Sunshine Coast (E and SE), The ferry terminal and recreational community of Earls Cove

Earls Cove, British Columbia

Earls Cove is a small settlement located on Jervis Inlet in the Sunshine Coast region of British Columbia. It is a terminal for the BC Ferries route across the inlet to Saltery Bay, linking the Lower Sunshine Coast with the Upper Sunshine Coast of B.C...

 is on the mainland side of the channel.

Name origin

Agamemnon Channel was named in 1860 by Captain George Henry Richards

George Henry Richards

Admiral Sir George Henry Richards was Hydrographer to the British Admiralty from 1864 to 1874.-Early life:Richards was born in Anthony, Cornwall, the son of Captain G S Richards, and joined the navy in 1832....

 of HMS Plumper in honour of the 64-gun third rate HMS Agamemnon

HMS Agamemnon (1781)

HMS Agamemnon was a 64-gun third-rate ship of the line of the Royal Navy. She saw service in the American Revolutionary, French Revolutionary and Napoleonic Wars, and fought in many of the major naval battles of those conflicts...

, the first line-of-battle ship commanded by Horatio Nelson

Horatio Nelson, 1st Viscount Nelson

Horatio Nelson, 1st Viscount Nelson, 1st Duke of Bronté, KB was a flag officer famous for his service in the Royal Navy, particularly during the Napoleonic Wars. He was noted for his inspirational leadership and superb grasp of strategy and unconventional tactics, which resulted in a number of...

, for whom adjacent Nelson Island was also named. Launched in 1781, her first commander was Captain Benjamin Caldwell

Benjamin Caldwell

Admiral Sir Benjamin Caldwell, GCB was a senior and highly experienced British Royal Navy officer of the eighteenth century whose many victories and achievements were overshadowed by his acrimonious departure from the Navy during the French Revolutionary Wars after highly publicised disputes with...

. At the Battle of Trafalgar

Battle of Trafalgar

The Battle of Trafalgar was a sea battle fought between the British Royal Navy and the combined fleets of the French Navy and Spanish Navy, during the War of the Third Coalition of the Napoleonic Wars ....

 she was under the command of Captain Sir Edward Berry. She ran aground in the Rio de la Plata

Río de la Plata

The Río de la Plata —sometimes rendered River Plate in British English and the Commonwealth, and occasionally rendered [La] Plata River in other English-speaking countries—is the river and estuary formed by the confluence of the Uruguay River and the Paraná River on the border between Argentina and...

in 1809, and was a total loss.