ES148
Ebro delta This is an IBA in danger! 


IBA Criteria

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 estimate IBA Criteria Triggered
Marbled Teal Marmaronetta angustirostris VU 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
Anas crecca NR 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 - 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: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here


IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2016 very high not assessed low
Was the whole site covered? Yes State assessed by unset
Accuracy of information good

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 site (response)
Conservation Designation Management Planning 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 monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap 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

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest -
Wetlands (inland) Water fringe vegetation -
Artificial/Terrestrial Arable land, Other urban and industrial areas -
Coastline Tidal rivers & enclosed tidal waters, Salt marshes, Lagoons, Sand dunes & beaches -
For further information about the habitat classification please click here.

Land use

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.


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Ebro delta. Downloaded from http://www.birdlife.org on 22/01/2022.