The wetland bird survey : wildfowl and wader counts.
British Trust for Ornithology.
Wildfowl & Wetlands Trust.
Royal Society for the Protection of Birds.
Joint Nature Conservation Committee (Great Britain)
Thetford : British Trust for Ornithology, The Wildfowl & Wetlands Trust, Royal Society for the Protection of Birds, and Joint Nature Conservation Committee
Description based on: 1992-1993.
Water birds
Charadriiformes
Bird populations
Wildfowl and wader counts
Waterbirds in the UK