The IBRA regions, with Carnarvon in red
Carnarvon is an Interim Biogeographic Regionalisation for Australia (IBRA) region in Western Australia. This area is also referred to physiographically as the Carnarvon Basin, where it is a physiographic province of the larger West Australian Shield division.
It has two sub regions:-
- Wooramel sub region - which is a significant part of the Shark Bay, Western Australia World Heritage area 
- Cape Range sub region
- Thackway, R and I D Cresswell (1995) An interim biogeographic regionalisation for Australia : a framework for setting priorities in the National Reserves System Cooperative Program Version 4.0 Canberra : Australian Nature Conservation Agency, Reserve Systems Unit, 1995. ISBN 0642213712
Shark Bay, Western Australia