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Location Spain, Cantabria
Central coordinates 3o 45.00' West  43o 25.00' North
IBA criteria B1i, C2, C6
Area 3,300 ha
Altitude 0 - 50m
Year of IBA assessment 2000


Site description A coastal bay with sandbanks and a small island. The site includes a port. Human activities include fishing and tourism.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
European Storm-petrel Hydrobates pelagicus breeding  1995  40 breeding pairs  poor  C6  Least Concern 
Eurasian Spoonbill Platalea leucorodia passage  1995  30 individuals  medium  B1i, C2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Dunas del Puntal y Estuario del Miera - ES1300005 Habitats Directive 675 protected area contained by site 675  
Rio Miera - ES1300015 Habitats Directive 396 protected area is adjacent to site 0  


IUCN habitat Habitat detail Extent (% of site)
Grassland Humid grasslands  5%
Wetlands (inland) Mud flats and sand flats; Sand dunes and beaches; Tidal rivers and enclosed tidal waters  85%
Artificial - terrestrial Arable land; Other urban and industrial areas  5%
Coastline Mud flats & sand flats; Sand dunes & beaches; Tidal rivers & enclosed tidal waters  85%

Land use

Land-use Extent (% of site)
fisheries/aquaculture 50%
tourism/recreation 25%
urban/industrial/transport 75%

Protection status National None International None

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Santander bay-Mouro islet. Downloaded from on 21/09/2014

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