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Year of most recent IBA criteria assessment: 2011

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population at site	IBA criteria triggered
Marbled Teal Marmaronetta angustirostris	NT	passage	2009	min 266 individuals	A1, A4i, B1i, C1, C2
Red-crested Pochard Netta rufina	LC	resident	2009	1,229-2,533 breeding pairs	A4i, B1i, C3
Red-crested Pochard Netta rufina	LC	winter	2009	1,877-11,346 individuals	A4i, B1i, C3
Northern Shoveler Spatula clypeata	LC	winter	2009	4,605-26,340 individuals	A4i, B1i, C3
Gadwall Mareca strepera	LC	winter	2009	1,310-7,700 individuals	A4i, B1i, C3
Gadwall Mareca strepera	LC	resident	2009	321-486 breeding pairs	B1i, B2, C3
Eurasian Wigeon Mareca penelope	LC	winter	2009	849-7,585 individuals	B1i, B3, C3
Mallard Anas platyrhynchos	LC	winter	2009	29,432-102,607 individuals	A4i, B1i, C3
Mallard Anas platyrhynchos	LC	resident	2009	11,214-12,443 breeding pairs	B1i, C3
Common Teal Anas crecca	LC	winter	2009	6,406-37,704 individuals	A4i, B1i, C3
Greater Flamingo Phoenicopterus roseus	LC	passage	2009	min 23,212 individuals	A4i, B1i, C2, C6
Greater Flamingo Phoenicopterus roseus	LC	winter	2009	5,231-20,152 individuals	A4i, B1i, C2, C6
Greater Flamingo Phoenicopterus roseus	LC	resident	2009	3,139-5,560 breeding pairs	A4i, B1i, B2, C2, C6
Baillon's Crake Zapornia pusilla	LC	resident	1990	50 breeding pairs	B2, C2, C6
Purple Swamphen Porphyrio porphyrio	LC	resident	2003	250-500 breeding pairs	A4i, B1i, C2, C6
Common Coot Fulica atra	LC	winter	2009	11,034-47,174 individuals	B1i, C3
Common Coot Fulica atra	LC	resident	2009	min 6,362 breeding pairs	B1i, C3
Eurasian Bittern Botaurus stellaris	LC	resident	2009	min 1 breeding pairs	C6
Common Little Bittern Ixobrychus minutus	LC	breeding	2006	max 2,000 breeding pairs	A4i, B1i, B2, C2, C6
Black-crowned Night-heron Nycticorax nycticorax	LC	resident	2006	411-603 breeding pairs	B1i, B2, C2, C6
Squacco Heron Ardeola ralloides	LC	breeding	2006	674-1,032 breeding pairs	A4i, B1i, B2, C2, C6
Cattle Egret Bubulcus ibis	LC	winter	2010	1,507-5,289 individuals	A4i, B1i, C3
Cattle Egret Bubulcus ibis	LC	resident	2006	3,877-4,005 breeding pairs	A4i, B1i, C3
Cattle Egret Bubulcus ibis	LC	passage	1996	7,000-14,000 individuals	A4i, B1i, C3
Purple Heron Ardea purpurea	LC	breeding	2006	436-527 breeding pairs	B1i, B2, C2, C6
Little Egret Egretta garzetta	LC	passage	2010	min 3,225 individuals	A4i, B1i, C2, C6
Little Egret Egretta garzetta	LC	winter	2007	848-5,822 individuals	A4i, B1i, C2, C6
Little Egret Egretta garzetta	LC	resident	2006	1,684-2,411 breeding pairs	A4i, B1i, C2, C6
Great Cormorant Phalacrocorax carbo	LC	winter	2004	1,228-4,738 individuals	B1i, C3
Pied Avocet Recurvirostra avosetta	LC	resident	2009	141-416 breeding pairs	B1i, C2, C6
Pied Avocet Recurvirostra avosetta	LC	winter	2006	660-1,325 individuals	B1i, C2, C6
Black-winged Stilt Himantopus himantopus	LC	breeding	2005	1,161-2,129 breeding pairs	A4i, B1i, C2, C6
Kentish Plover Charadrius alexandrinus	LC	resident	2011	900-1,000 breeding pairs	A4i, B1i, B2, C2
Kentish Plover Charadrius alexandrinus	LC	winter	2005	23-1,046 individuals	B1i, C2
Black-tailed Godwit Limosa limosa	NT	passage	2010	min 3,791 individuals	A1, B1i, C1, C3
Black-tailed Godwit Limosa limosa	NT	winter	2010	543-4,797 individuals	A1, A4i, B1i, C1, C3
Curlew Sandpiper Calidris ferruginea	NT	passage	2010	present	A4i, B1i, C3
Dunlin Calidris alpina	LC	passage	2010	min 34,801 individuals	A4i, B1i, C2
Dunlin Calidris alpina	LC	winter	2003	8,010-30,534 individuals	A4i, B1i, C2
Little Stint Calidris minuta	LC	passage	2010	min 6,104 individuals	B1i, C3
Collared Pratincole Glareola pratincola	LC	breeding	2009	72-162 breeding pairs	B1i, B2, C2, C6
Slender-billed Gull Larus genei	LC	resident	2004-2008	532-750 breeding pairs	A4i, B1i, B2, C2, C6
Mediterranean Gull Larus melanocephalus	LC	winter	2008	477-14,652 individuals	A4i, B1i, C2
Audouin's Gull Larus audouinii	VU	winter	2010	max 301 individuals	A1, C1, C6
Audouin's Gull Larus audouinii	VU	passage	2002	min 1,000 individuals	A1, A4i, B1i, C1, C2, C6
Audouin's Gull Larus audouinii	VU	resident	2006-2009	9,762-15,329 breeding pairs	A1, A4i, B1i, B2, C1, C2, C6
Little Tern Sternula albifrons	LC	breeding	2005-2007	max 389 breeding pairs	B1i, B2, C2, C6
Whiskered Tern Chlidonias hybrida	LC	breeding	2008	377-1,112 breeding pairs	A4i, B1i, B2, C2, C6
Common Tern Sterna hirundo	LC	passage	1996	abundant	B1i, C2, C6
Common Tern Sterna hirundo	LC	breeding	2004-2007	2-5,452 breeding pairs	A4i, B1i, C2, C6
Common Gull-billed Tern Gelochelidon nilotica	LC	breeding	2008	88-731 breeding pairs	A4i, B1i, B2, C2, C6
Sandwich Tern Thalasseus sandvicensis	LC	breeding	2004-2009	482-2,786 breeding pairs	A4i, B1i, B2, C2, C6
Moustached Warbler Acrocephalus melanopogon	LC	resident	2006	2-3 breeding pairs	C6
A4iii Species group - waterbirds	n/a	breeding	1996	20,000-49,999 breeding pairs	A4iii, C4
A4iii Species group - waterbirds	n/a	passage	1996	20,000-49,999 individuals	A4iii, C4
A4iii Species group - waterbirds	n/a	resident	1996	20,000-49,999 breeding pairs	A4iii, C4
A4iii Species group - waterbirds	n/a	winter	1996	50,000-99,999 individuals	A4iii, C4

Note: The current IUCN Red List category may differ from the category that was valid at the time of IBA criteria assessment.

For more information about the IBA criteria, please click here

Threats to the site (pressure)
Threat level 1	Threat level 2	Timing	Scope	Severity	Result
Agricultural expansion and intensification	livestock farming and ranching (includes forest grazing) - nomadic grazing	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Biological resource use	fishing & harvesting aquatic resources - unintentional effects: subsistence/small scale	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Biological resource use	hunting & collecting terrestrial animals - intentional use (species being assessed is the target)	happening now	majority/most of area/population (50-90%)	slow but significant deterioration	high
Biological resource use	hunting & collecting terrestrial animals - intentional use (species being assessed is the target)	happening now	some of area/population (10-49%)	moderate to rapid deterioration	high
Biological resource use	hunting & collecting terrestrial animals - persecution/control	happening now	majority/most of area/population (50-90%)	no or imperceptible deterioration	low
Climate change and severe weather	storms and floods	likely in short term (within 4 years)	some of area/population (10-49%)	moderate to rapid deterioration	medium
Climate change and severe weather	temperature extremes	happening now	whole area/population (>90%)	moderate to rapid deterioration	very high
Energy production and mining	mining and quarrying	happening now	small area/few individuals (<10%)	very rapid to severe deterioration	low
Energy production and mining	renewable energy	likely in short term (within 4 years)	some of area/population (10-49%)	very rapid to severe deterioration	high
Geological events	avalanches/landslides	happening now	majority/most of area/population (50-90%)	slow but significant deterioration	high
Human intrusions and disturbance	recreational activities	happening now	majority/most of area/population (50-90%)	slow but significant deterioration	high
Human intrusions and disturbance	work and other activities	happening now	majority/most of area/population (50-90%)	slow but significant deterioration	high
Invasive and other problematic species and genes	introduced genetic material	happening now	small area/few individuals (<10%)	no or imperceptible deterioration	low
Invasive and other problematic species and genes	invasive non-native/alien species/diseases - named species	happening now	majority/most of area/population (50-90%)	moderate to rapid deterioration	high
Natural system modifications	dams & water management/use - large dams	likely in short term (within 4 years)	whole area/population (>90%)	slow but significant deterioration	high
Natural system modifications	fire & fire suppression - increase in fire frequency/intensity	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Natural system modifications	other ecosystem modifications	happening now	majority/most of area/population (50-90%)	slow but significant deterioration	high
Pollution	agricultural & forestry effluents - herbicides and pesticides	happening now	majority/most of area/population (50-90%)	moderate to rapid deterioration	high
Pollution	domestic & urban waste water - sewage	happening now	some of area/population (10-49%)	moderate to rapid deterioration	high
Pollution	excess energy - light pollution	likely in long term (beyond 4 years)	some of area/population (10-49%)	slow but significant deterioration	medium
Pollution	excess energy - noise pollution	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Pollution	garbage & solid waste	happening now	some of area/population (10-49%)	no or imperceptible deterioration	low
Pollution	industrial & military effluents - seepage from mining	happening now	whole area/population (>90%)	slow but significant deterioration	high
Residential and commercial development	housing and urban areas	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Residential and commercial development	tourism and recreation areas	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Transportation and service corridors	roads and railroads	happening now	majority/most of area/population (50-90%)	slow but significant deterioration	high
Transportation and service corridors	utility & service lines	happening now	some of area/population (10-49%)	slow but significant deterioration	medium

Conservation actions taken at the site (response)
Protected-area designation	Management planning	Other conservation action	Result
Most of site (50-90%) covered (including the most critical parts for important bird species)	A management plan exists but it is out of date or not comprehensive	Some limited conservation initiatives are in place	low

For more information about IBA conservation status, please click here

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Punta del Fangar	Reserva Natural de Fauna Salvaje	897	protected area overlaps with site	0
Punta de la Banya	Reserva Natural Parcial	2,575	protected area overlaps with site	0
Puig de la Banya del Boc	Plan Especial de Protección (PEIN)	238	unknown	0
Llacuna de la Tancada	Reserva Natural de Fauna Salvaje	263	protected area contained by site	0
La Banya	Natural Reserve	2,700	protected area contained by site	2,700
L`illa de Sapinya	Reserva Natural Parcial	3	protected area contained by site	0
L`illa de Sant Antoni	Reserva Natural de Fauna Salvaje	107	protected area contained by site	0
Estació biològica el Canal Vell	Reserva Natural de Fauna Salvaje	17	protected area contained by site	0
Delta del Ebro	Ramsar Site, Wetland of International Importance	7,736	protected area overlaps with site	7,736
Delta de l'Ebre	Nature Park	7,736	protected area contained by site	7,736
Delta de l'Ebre	Site of Community Importance (Habitats Directive)	48,532	protected area overlaps with site	0
Delta de l'Ebre	Special Protection Area (Birds Directive)	48,532	protected area overlaps with site	14,791
Delta de l`Ebre	Plan Especial de Protección (PEIN)	48,385	protected area overlaps with site	0
Delta de l`Ebre	Parque Natural	8,274	protected area overlaps with site	0

IUCN Habitat	Habitat detail	Extent (% of site)
Forest	Alluvial and very wet forest	-
Artificial/Terrestrial	Arable land, Other urban and industrial areas	-
Marine Neritic		-
Marine Intertidal		-
Marine Coastal/Supratidal		-

For further information about the IUCN habitat classification, please click here.

Land-use	Extent (% of site)
agriculture	-
fisheries/aquaculture	-
hunting	-
nature conservation and research	-
tourism/recreation	-
urban/industrial/transport	-

For further information about the land-use classification, please click here.

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Ebro delta. Downloaded from http://datazone.birdlife.org/site/factsheet/1811 on 30/05/2023.