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| Clifford Range | |
|---|---|
| Name | Clifford Range |
| Country | Australia |
| State | New South Wales |
| Region | Blue Mountains |
| Highest | Mount Clifford |
| Elevation m | 858 |
Clifford Range is a small escarpment and ridge system in the Blue Mountains region of New South Wales, Australia. The range forms a southeasterly spur of the Great Dividing Range and lies within the eastern catchments feeding the Nepean River and Warragamba Dam. It is notable for sandstone escarpments, layered mesas, and remnants of pre-European Aboriginal pathways linked to the Darug people and Gundungurra people.
The Clifford Range runs for approximately 14 kilometres between the Megalong Valley and the upper Wollondilly River catchment, with prominent features including Mount Clifford and a series of cliffs overlooking the Kanangra-Boyd National Park boundary. The topography is characterised by steep escarpments, intermontane plateaus, and deep gorges that drain towards the Hawkesbury River system. Nearby localities include Katoomba, Blackheath, and the historic village of Jenolan; transport corridors link the range to the Great Western Highway corridor and the Blue Mountains National Park visitor network.
The strata of the Clifford Range are dominated by Triassic sedimentary rocks of the Sydney Basin, particularly the Hawkesbury Sandstone overlain locally by shale and coal measures correlated with the Narrabeen Group. Tectonic uplift associated with the rifting of eastern Australia along the Great Dividing Range produced eroded mesas and cliff-lines. Erosional processes along joint sets have created talus slopes and perched watercourses that feed into karst features in the adjacent Jenolan Caves limestone systems. Mineral occurrences include minor ironstone concretions and thin seams historically recorded by the Geological Survey of New South Wales.
The range experiences a temperate oceanic climate influenced by orographic lift from the Tasman Sea and the elevated plateaus of the Blue Mountains. Rainfall patterns are regulated by frontal systems from the Southern Ocean and east coast lows, producing higher precipitation on windward escarpments and frequent mist and frost in winter months recorded at Katoomba and Blackheath weather stations. Temperature gradients produce cooler summers and cold winters relative to the Sydney basin, with episodic snow recorded during strong polar incursions noted in Bureau of Meteorology datasets.
Vegetation zones include eucalypt-dominated open forest with species such as Eucalyptus fastigata and Eucalyptus piperita, transitioning to heath and sedgeland on plateau summits and pockets of temperate rainforest in sheltered gullies containing species associated with the Blue Mountains Botanical Garden conservation lists. Faunal assemblages feature marsupials like the Common wombat, Swamp wallaby, and arboreal Common ringtail possum, alongside avifauna such as the Lyrebird and Regent honeyeater reported in regional recovery plans. Threatened species inventories compiled by the New South Wales Environment Protection Authority and National Parks and Wildlife Service (New South Wales) identify habitat for the Spot-tailed quoll and remnant populations of the Glossy black-cockatoo.
The range sits within the traditional lands of the Darug people and Gundungurra people, who used ridge routes for trade and songlines connected to the Cumberland Plain and the Blue Mountains cultural landscape. European exploration by parties associated with Governor Lachlan Macquarie and surveyors linked to the Colonial Secretary of New South Wales opened the area to timber-getting and sandstone quarrying during the 19th century. Cattle grazing and small-scale coal prospecting occurred under licences issued by colonial authorities; conservation advocacy by figures linked to the Australian Conservation Foundation and local Bushwalking Clubs influenced later protection measures.
Current land uses include conservation reserves, licensed grazing leases, and areas of private freehold subject to environmental covenants registered with the Land and Property Information (New South Wales). Large tracts are managed by the National Parks and Wildlife Service (New South Wales) as part of the Greater Blue Mountains World Heritage Area buffer zones and complement adjoining reserves such as Blue Mountains National Park and Kanangra-Boyd National Park. Management priorities follow frameworks developed under the Environment Protection and Biodiversity Conservation Act 1999 for biodiversity offsets, invasive species control, and fire management plans coordinated with the Rural Fire Service.
Access is principally via sealed and unsealed roads connecting to the Great Western Highway and walking tracks maintained by volunteer groups such as the Sydney Bushwalkers and local volunteer ranger programs. Recreational activities include bushwalking, canyoning in adjacent gorges, birdwatching aligned with groups like the BirdLife Australia affiliates, and guided tours that visit scenic lookouts near Katoomba Scenic World and historic homesteads linked to the Blue Mountains Local Land Services. Permits for restricted areas are issued through the National Parks and Wildlife Service (New South Wales) permitting system.
Category:Mountain ranges of New South Wales Category:Blue Mountains