• Summary
• Text account
• Data table and detailed info
• Distribution map
• Reference and further resources

Taxonomic source(s)
Christidis, L. and Boles, W.E. 2008. Systematics and taxonomy of Australian birds. CSIRO Publishing, Collingwood, Australia.
Christidis, L.; Boles, W. E. 2008. Systematics and taxonomy of Australian birds. CSIRO Publishing, Collingwood, Australia.
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Collar, N. J.; Christie, D. A.; Elliott, A.; Fishpool, L. D. C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Barcelona, Spain and Cambridge UK: Lynx Edicions and BirdLife International.
Turbott, E. G. 1990. Checklist of the birds of New Zealand. Ornithological Society of New Zealand, Wellington.
Turbott, E.G. 1990. Checklist of the birds of New Zealand. Ornithological Society of New Zealand, Wellington.

Red List criteria met

Critically Endangered	Endangered	Vulnerable
-	-	-

Red List history

Year	Category	Criteria
2016	Least Concern
2012	Least Concern
2009	Least Concern
2008	Least Concern
2004	Least Concern
2000	Lower Risk/Least Concern
1994	Lower Risk/Least Concern
1988	Lower Risk/Least Concern

Migratory status	not a migrant	Forest dependency	Low
Land mass type		Average mass	-

	Estimate	Data quality
Extent of Occurrence breeding/resident (km2)	27,100,000
Extent of Occurrence non-breeding (km2)	27,700,000
Number of locations		-
Fragmentation		-

	Estimate	Data quality	Derivation	Year of estimate
No. of mature individuals		poor	estimated	2009
Population trend	Unknown		not applicable	-
Decline (3 years/1 generation past)		-	-	-
Decline (5 years/1 generation past)		-	-	-
Decline (10 years/1 generation past)		-	-	-
Decline (10 years/3 generation future)		-	-	-
Decline (10 years/3 generation past and future)		-	-	-
Number of subpopulations		-	-	-
Largest subpopulations		-	-	-
Generation length (yrs)	8.7	-	-	-

Trend justification: The population trend is difficult to determine because of uncertainty over the extent of threats to the species.

Country/Territory	Occurrence status	Presence	Resident	Breeding	Non-breeding	Passage
Australia	N	Extant	Yes
Christmas Island (to Australia)	V	Extant			Yes
Indonesia	N	Extant	Yes
New Caledonia (to France)	N	Extant	Yes
New Zealand	N	Extant		Yes
Palau	V	Extant			Yes
Papua New Guinea	N	Extant	Yes
Timor-Leste	N	Extant	Yes

Country/Territory	IBA Name
Australia	Fortescue Marshes
Australia	Lake Gregory/Paraku
Australia	Lake Machattie Area
Australia	Lake Sylvester System
Indonesia	Pulau Dua

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Artificial/Aquatic & Marine	Artificial/Aquatic - Ponds (below 8ha)	suitable	resident
Artificial/Aquatic & Marine	Artificial/Aquatic - Water Storage Areas (over 8ha)	suitable	resident
Artificial/Terrestrial	Urban Areas	suitable	resident
Forest	Subtropical/Tropical Mangrove Vegetation Above High Tide Level	suitable	resident
Marine Coastal/Supratidal	Coastal Brackish/Saline Lagoons/Marine Lakes	suitable	resident
Marine Neritic	Estuaries	suitable	resident
Wetlands (inland)	Bogs, Marshes, Swamps, Fens, Peatlands	suitable	resident
Wetlands (inland)	Permanent Freshwater Lakes (over 8ha)	suitable	resident
Altitude		Occasional altitudinal limits

Purpose	Primary form used	Life stage used	Source	Scale	Level	Timing
Pets	Whole	Adults and juveniles	Wild	International	Non-trivial	Recent

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Recommended citation
BirdLife International (2019) Species factsheet: Phalacrocorax sulcirostris. Downloaded from http://www.birdlife.org on 22/11/2019. Recommended citation for factsheets for more than one species: BirdLife International (2019) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 22/11/2019.