As of 2022, based on the latest Collaborative Australian Protected Areas Database report, it contains 1857 separate land-based protected areas with a total area of 76,142,710 hectares (188,152,700 acres), accounting for just over 30 percent of the state's land mass. By area, Indigenous Protected Areas account for the largest part of this, almost 67 percent while, by number, nature reserves hold the majority with two-third of all land-based protected areas being nature reserves.[1][2]
Marine-based protected areas in Western Australia, as of 2022, covered 4,751,462 hectares (11,741,120 acres) or 41.05 percent of the state's waters. 41 individual Marine Protected Areas existed in the state of which the largest amount, 20, were Marine Parks, followed by Marine Reserves with 15. Marine Parks accounted for 92.25 percent of all Marine Protected Areas in the state.[3]
As of 2022, the following 72 conservation parks exist in Western Australia, covering 1,262,139 hectares (3,118,810 acres) or 0.5 percent of Western Australia's land mass, and accounting for 1.66 percent of all protected areas in the state.[1][2]
As of 2022, 20 Marine parks exist in Western Australia, covering 4,385,783 hectares (10,837,510 acres) or 37.88 percent of Western Australia's waters, and accounting for 92.25 percent of all marine protected areas in the state.[3]
Western Australia has had national parks or protected areas under legislation since the early 20th century. National Parks (and the earlier forms of reserve) in Western Australia came under a range of agencies:[4]
State Gardens Board: 15 December 1920 – 30 April 1957 (Parks and Reserves Act 1895)
National Parks Board: 1 May 1957 – 30 July 1977
Department of Fisheries and Fauna: 1 October 1964 – 31 December 1973
National Parks Authority: 1 August 1977 – 15 April 1985
The National Parks and Nature Conservation Authority replaced the National Parks Authority in 16 April 1985 ceased 30 October 2000. Then to the Conservation Commission.[5]
Wildlife section of the Department of Fisheries and Wildlife: 1 January 1974 – 21 March 1985
Department of Environment: 1 July 2004 - 30 June 2006
The Department of Biodiversity, Conservation and Attractions was created on 1 July 2017
List
As of 2023, Western Australia has 112 national parks. At the time of the 2022 Collaborative Australian Protected Areas Database report, the 110 then-registered national parks covered 6,511,458 hectares (16,090,160 acres) or 2.58 percent of Western Australia's land mass, and accounting for 8.55 percent of all protected areas in the state.[1][2]
As of 2022, the following 1,233 nature reserves exist in Western Australia, covering 10,074,297 hectares (24,894,130 acres) or 3.99 percent of Western Australia's land mass, and accounting for 13.23 percent of all protected areas in the state.[1][2]
As of 2022, 407 unnamed nature reserves exist in Western Australia.
Marine
As of 2022, an additional 15 nature reserves exist in Western Australia which are listed on the marine register, consisting exclusively of offshore islands, covering 9,912 hectares (24,490 acres) or 0.09 percent of Western Australia's waters, and accounting for 0.21 percent of all marine protected areas in the state.[3]
Under the CALM Act, land designated as 5(1)(g) Reserve and 5(1)(h) Reserve is land vested in the Conservation and Parks Commission of Western Australia that is not a National Park, Conservation Park, Nature Reserve, Marine Park or Marine Nature Reserve. Such land may have a wide variety of purposes, but are normally related to recreation, wildlife conservation, infrastructure and historical features.[6]
As of 2022, 44 5(1)(g) Reserves exist in Western Australia, covering 220,824 hectares (545,670 acres) or 0.09 percent of Western Australia's land mass, and accounting for 0.29 percent of all protected areas in the state.[1][2]
Unnamed Section 5(1)(g) Reserves (30 different areas)
As of 2022, 129 5(1)(h) Reserves exist in Western Australia, covering 786,924 hectares (1,944,530 acres) or 0.31 percent of Western Australia's land mass, and accounting for 1.03 percent of all protected areas in the state.[1][2]
As of 2022, the following 18 Indigenous Protected Areas exist in Western Australia, covering 50,915,811 hectares (125,815,710 acres) or 20.15 percent of Western Australia's land mass, and accounting for 66.87 percent of all protected areas in the state.[1][2][7]
Additionally to the protected areas listed above, Western Australia, as of 2022, also has two Botanic Gardens (Kings Park and Bold Park), 172 Conservation Covenants, ten Conservation Reserves, six Management Areas, eight Private Nature Reserves, one State Reserve (Rottnest Island) and two unclassified areas (one of those being Perth Zoo). Additionally, another 50 protected areas existed in 2022 which were waiting to be gazetted.[1][2]
^UNEP-WCMC and IUCN (2022), Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM) [Online], May 2022, Cambridge, UK: UNEP-WCMC and IUCN. Available at: www.protectedplanet.net.
Roads & tracks Western Australia : campsites directory, roads and tracks, all in one (5th ed.). Jolimont WA: Quality Publishing Australia. 2007. p. 252. ISBN978-1-876723-35-4. Has a National Parks (including Aboriginal Reserves) index
UBD Western Australia country road atlas (11th ed.). Macquarie Park NSW: UBD, a division of Universal Publishers. 2005. ISBN0-7319-1587-9. Identifies reserves very clearly in maps but has no accompanying index