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| HMS Sirius (transport) | |
|---|---|
| Ship name | HMS Sirius |
| Country | Kingdom of Great Britain |
| Builder | Perry & Co. |
| Laid down | 1780s |
| Launched | 1781 |
| Acquired | 1786 (Royal Navy transport) |
| Commissioned | 1786 |
| Decommissioned | 1791 |
| Fate | Wrecked 1790 (Sirius wrecked at Cape Northumberland) |
| Tonnage | ~520 tons burthen |
| Propulsion | Sail |
| Complement | ~120 (including marines) |
| Armament | 20 × 6-pounder guns (as armed transport) |
| Notes | Flagship of the First Fleet convoy to New South Wales |
HMS Sirius (transport) was a British armed transport and flagship of the convoy that established the penal colony at New South Wales in 1788. Built by Perry & Co. and fitted as a Royal Navy transport, she carried convicts, marines, provisions and supplies alongside naval and merchant vessels involved in the voyage commonly known as the First Fleet. Sirius later served as a supply and escort ship in the Pacific before being wrecked on the Australian coast in 1790. Her loss had immediate logistical consequences for the fledgling colony at Sydney Cove and long-term cultural resonance in British colonial history.
Sirius was constructed by the shipwrights at Blackwall Yard under contract to private owners and was later purchased and refitted by the Royal Navy for transport service. Built as a three-masted full-rigged ship of approximately 520 tons burthen, she was armed with about twenty 6-pounder guns for protection on long-distance voyages, and carried a complement including officers, seamen and marines drawn from Royal Navy establishments such as Portsmouth Dockyard, Chatham Dockyard and Deptford Dockyard. The hull form and rigging reflected late 18th-century British merchant design influenced by yards like Perry & Co. and shipbuilding practices associated with Thames shipbuilding. Her stores, water tanks, and convict accommodations were modified during fitting at Deptford and Plymouth to serve the needs of the expedition commanded by naval authorities attached to the Admiralty.
Commissioned into service under the direction of the Royal Navy for the colonial venture, Sirius operated as flagship of the expedition assembled at Portsmouth and later sailed from Spithead in May 1787. The ship called at established ports en route such as Rio de Janeiro, Cape Town (Table Bay), and various Atlantic and Indian Ocean waypoints that were standard for British voyages bound for the Pacific and Australian waters. Sirius undertook supply runs, convoy escort duties and navigational tasks while interacting with other vessels connected to the wider network of British seafaring such as East Indiamen associated with the British East India Company and naval ships from squadrons based at Plymouth and The Nore. Her voyages contributed to maritime knowledge of the South Pacific Ocean, Bass Strait approaches, and islands charted by contemporary explorers including those influenced by charts of James Cook and navigators associated with the Royal Society.
As flagship of the First Fleet, Sirius played a pivotal role in transporting personnel, livestock, seed stock and provisioning stores intended for the foundation of the penal settlement at Port Jackson (later Sydney, New South Wales). The ship embarked convicts under legal sentences passed at courts such as the Old Bailey and transported marines from regiments linked to New South Wales Corps and detachments previously stationed in garrisons like Gibraltar. On passage, Sirius shared duties with transports and store ships engaged under contracts overseen by agents and contractors in London, interacting with legal and administrative institutions including the Home Office and offices of the Board of Ordnance that provided arms and ammunition. The vessel’s capacity and armament allowed it to protect the convoy against privateers and threats reported in contemporary correspondence from Admiralty commissioners and colonial administrators like Arthur Phillip.
The ship’s command structure combined Royal Navy officers and civilian agents. Captain John Hunter served as commander aboard Sirius during the First Fleet, with naval lieutenants, midshipmen and warrant officers drawn from Royal Navy lists maintained at Admiralty records. The crew included seamen recruited from ports including Portsmouth and London, while marines detailed to the voyage were from units connected to postings such as Plymouth Garrison and Portsmouth Division, Royal Marines. Shipboard relationships intersected with colonial officials including Arthur Phillip (governor) and surgeons like John White and assistant surgeons whose medical logs documented health conditions among convicts and crew. Correspondence involving figures such as Philip Gidley King and naval administrators in Whitehall sheds light on provisioning decisions and command responsibilities aboard Sirius.
During her service, Sirius underwent refits and repairs at strategic ports including Cape Town and later in the Pacific following damage sustained during long ocean passages and storms documented in journals by officers and naturalists traveling with the fleet. Modifications addressed ventilation for convicts, freshwater storage and gun placements to meet Admiralty requirements for armed transports. Notable incidents included storm damage, wear to rigging similar to problems recorded on contemporaneous vessels like HMS Endeavour and challenges navigating poorly charted reefs later associated with nautical hazards around Tasmania and the Australian coast. Contemporary records and diaries, including those of naval officers and colonial chroniclers, record actions taken to jury-rig spars, repair hull caulking and adapt the ship’s stores to meet the colony’s needs.
Sirius was wrecked on a reef at Norfolk Island approaches or off Cape Northumberland (accounts vary) in 1790 while attempting resupply missions, an event that precipitated emergency measures by colonial authorities including rationing overseen by Governor Arthur Phillip and redistribution of stores among vessels including those from the East India Company. The wreck deprived the colony of its principal armed transport and forced reliance on merchant shipping and later naval detachments such as elements of the Royal Navy and supplemental convoys from Botany Bay and Port Jackson. Artefacts, timbers and archaeological remains from the wreck have been subjects for maritime archaeology projects involving institutions like the Australian National Maritime Museum and heritage agencies in New South Wales and Norfolk Island. HMS Sirius’s loss remains a focal point in narratives of early Australian settlement, cited in histories by scholars tracing colonial logistics, penal transportation, and maritime exploration linked to figures such as James Cook, Arthur Phillip, and John Hunter.
Category:First Fleet Category:Ships of the Royal Navy Category:Maritime history of Australia