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Location United Kingdom, South East
Central coordinates 1o 14.18' East  51o 53.18' North
IBA criteria A4iii, B1i, B2, C3, C4, C6
Area 2,215 ha
Altitude 0 - 4m
Year of IBA assessment 2007

Royal Society for the Protection of Birds



Site description A large, shallow estuarine basin comprising tidal creeks and islands, sand-dunes and extensive areas of saltmarsh. The IBA is important for wintering waders and wildfowl and breeding terns.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Pied Avocet Recurvirostra avosetta passage  2001-2006  460 individuals  good  C6  Least Concern 
Pied Avocet Recurvirostra avosetta winter  2001-2006  482 individuals  good  B2, C6  Least Concern 
Eurasian Golden Plover Pluvialis apricaria winter  2001-2006  4,530 individuals  good  C6  Least Concern 
Common Ringed Plover Charadrius hiaticula passage  2001-2006  570 individuals  good  B1i, C3  Least Concern 
Common Redshank Tringa totanus winter  2001-2006  1,972 individuals  good  B1i, C3  Least Concern 
Bar-tailed Godwit Limosa lapponica winter  2001-2006  763 individuals  good  B2  Least Concern 
Eurasian Curlew Numenius arquata winter  2001-2006  1,286 individuals  good  B2  Near Threatened 
Ruff Calidris pugnax winter  2001-2006  16 individuals  good  C6  Least Concern 
Little Tern Sternula albifrons breeding  2000  113 breeding pairs  good  B2, C6  Least Concern 
Little Tern Sternula albifrons breeding  2006  50 breeding pairs  good  B2  Least Concern 
A4iii Species group - waterbirds winter  2001-2006  44,175 individuals  good  A4iii, C4   

IBA Monitoring

2007 high very unfavourable medium
Population
Good - based on reliable and complete / representative data

Climate change and severe weather habitat shifting and alteration happening now majority/most of area/population (50-90%) slow but significant deterioration high
Natural system modifications other ecosystem modifications happening now majority/most of area/population (50-90%) slow but significant deterioration high
Residential and commercial development housing and urban areas likely in short term (within 4 years) small area/few individuals (<10%) slow but significant deterioration low

Branta bernicla Brent Goose 5400 4615 individuals 86 near favourable
Anas crecca Common Teal 4020 3630 individuals 91 favourable
Recurvirostra avosetta Pied Avocet 210 460 individuals 100 favourable
Recurvirostra avosetta Pied Avocet 290 482 individuals 100 favourable
Pluvialis apricaria Eurasian Golden Plover 3270 4530 individuals 100 favourable
Pluvialis squatarola Grey Plover 1970 3126 individuals 100 favourable
Pluvialis squatarola Grey Plover 2490 1101 individuals 45 unfavourable
Charadrius hiaticula Common Ringed Plover 1180 570 individuals 49 unfavourable
Charadrius hiaticula Common Ringed Plover 640 497 individuals 78 near favourable
Tringa totanus Common Redshank 1430 1972 individuals 100 favourable
Limosa limosa Black-tailed Godwit 1520 399 individuals 27 very unfavourable
Limosa limosa Black-tailed Godwit 1620 180 individuals 12 very unfavourable
Limosa lapponica Bar-tailed Godwit 380 763 individuals 100 favourable
Numenius arquata Eurasian Curlew 660 1286 individuals 100 favourable
Calidris alpina Dunlin 6000 4619 individuals 77 near favourable
Calidris pugnax Ruff 44 16 individuals 37 very unfavourable
Sternula albifrons Little Tern 113 50 breeding pairs 45 unfavourable
Species group - waterbirds A4iii 38543 44175 individuals 100 favourable

Whole area of site (>90%) covered by appropriate conservation designation  A management plan exists but it is out of date or not comprehensive  Some limited conservation initiatives are in place  medium 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Hamford Water Birds Directive 2,187 is identical to site 2,187  
Hamford Water National Nature Reserve 1,427 protected area contained by site 1,418  
Hamford Water Site of Special Scientific Interest 2,186 is identical to site 2,187  
Hamford Water Wetlands of International Importance (Ramsar) 2,187 is identical to site 2,187  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Shrubland Scrub  -
Grassland   -
Wetlands (inland) Mud flats and sand flats; Salt marshes; Sand dunes and beaches; Shingle or stony beaches; Tidal rivers and enclosed tidal waters  -

Land use

Land-use Extent (% of site)
agriculture -
nature conservation and research -
hunting -
tourism/recreation -

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Hamford Water. Downloaded from http://www.birdlife.org on 24/11/2014

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