The Gulf Plains, an interim Australian bioregion (IBRA), is located in the Northern Territory and Queensland, comprising 22,041,825 hectares (54,466,540 acres).^[1] It is one of 89 such bioregions defined in Australia, with 419 subregions as of IBRA version 7, compared with the 85 bioregions and 403 subregions described in IBRA6.1.^[2][3]

Gulf Plains Australia
The interim Australian bioregions, with Gulf Plains in red
Area	220,418.25 km2 (85,104.0 sq mi)
Localities around Gulf Plains: Gulf Coastal Gulf of Carpentaria Cape York Gulf Fall and Uplands Gulf Plains Einasleigh Uplands Mount Isa Inlier Mitchell Grass Downs Einasleigh Uplands

The code for the bioregion is GUP.^[1]

IBRA regions and subregions: IBRA7
IBRA region / subregion	IBRA code	Area	States	Location in Australia
Gulf Plains	GUP	22,041,825 hectares (54,466,540 acres)	NT / Qld
Karumba Plains	GUP01	1,057,366 hectares (2,612,810 acres)
Armraynald Plains	GUP02	1,589,437 hectares (3,927,580 acres)
Woondoola Plains	GUP03	2,375,110 hectares (5,869,000 acres)
Mitchell-Gilbert Fans	GUP04	5,262,816 hectares (13,004,700 acres)
Claraville Plains	GUP05	3,738,013 hectares (9,236,830 acres)
Holroyd Plain-Red Plateau	GUP06	2,208,468 hectares (5,457,240 acres)
Doomadgee Plains	GUP07	1,831,823 hectares (4,526,530 acres)
Donors Plateau	GUP08	2,449,964 hectares (6,053,990 acres)
Gilberton Plateau	GUP09	1,403,937 hectares (3,469,200 acres)
Wellesley Islands	GUP10	124,893 hectares (308,620 acres)