Clapper Rail Rallus crepitans


Taxonomic note
Rallus longirostris, R. crepitans and R. obsoletus (del Hoyo and Collar 2014) were previously lumped as R. longirostris following AOU (2000). Rallus elegans and R. tenuirostris (del Hoyo and Collar 2014) were previously lumped as R. elegans following AOU (2000). Sibley and Monroe (1990, 1993) included tenuirostris within R. longirostris.

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red list criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2018 Least Concern
2016 Least Concern
2014 Least Concern
Species attributes

Migratory status full migrant Forest dependency Low
Land mass type Average mass -

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 8,420,000 medium
Extent of Occurrence non-breeding (km2) 7,610,000 medium
Number of locations -
Severely Fragmented -
Population and trend
Value Data quality Derivation Year of estimate
No. of mature individuals 0
Population trend Decreasing suspected -
Decline (3 years/1 generation past) - - -
Decline (5 years/1 generation past) - - -
Decline (10 years/1 generation past) - - -
Decline (10 years/3 generation future) - - -
Decline (10 years/3 generation past and future) - - -
Number of subpopulations - - -
Percentage in largest subpopulation - - -
Generation length (yrs) 4.6 - - -

Population justification: The population size has not been estimated following recent taxonomic splits.

Trend justification: The overall population trend is suspected to be decreasing owing to the loss and degradation of its wetland habitat.

Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Anguilla (to UK) N Extant
Antigua and Barbuda N Extant
Bahamas N Extant
Barbados N Extant
Belize N Extant
Bermuda (to UK) V Extant Yes
Cayman Islands (to UK) N Extant
Cuba N Extant
Dominica N Extant
Dominican Republic N Extant
Guadeloupe (to France) N Extant
Haiti N Extant
Jamaica N Extant Yes
Martinique (to France) N Extant
Mexico N Extant
Montserrat (to UK) N Extant
Panama N Extant
Puerto Rico (to USA) N Extant
St Kitts and Nevis N Extant
St Lucia N Extant
St Vincent and the Grenadines N Extant
Turks and Caicos Islands (to UK) N Extant
USA N Extant Yes
Virgin Islands (to UK) N Extant Yes
Virgin Islands (to USA) N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Bahamas Lucayan National Park
St Kitts and Nevis Ponds of the Southeast Peninsula
Antigua and Barbuda Fitches Creek Bay
Antigua and Barbuda Offshore Islands
Bahamas Mangrove Cay
Bahamas Stafford Creek to Andros Town
Bahamas Southern Great Lake
Bahamas Low Cay, High Cay and Sandy Hook
Bahamas Exuma Cays Land and Sea Park
Bahamas Allan's Cays
Bahamas Cat Island Wetlands
Bahamas Kemp Cay to Pigeon Cay
USA Bear Island Wildlife Management Area
USA Southern Dorchester County
Bahamas Joulter Cays
USA Lower Salt and Gila Riparian Ecosystem
USA Cape Island and Higbee Beach Wildlife Management Area

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Mangrove Vegetation Above High Tide Level suitable breeding
Marine Intertidal Salt Marshes (Emergent Grasses) major breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands suitable breeding
Altitude   Occasional altitudinal limits  

Purpose Primary form used Life stage used Source Scale Level Timing
Food - human - - - Non-trivial Recent
Food - human - - Non-trivial Recent
Sport hunting/specimen collecting - - - Non-trivial Recent
Sport hunting/specimen collecting - - Non-trivial Recent

Recommended citation
BirdLife International (2022) Species factsheet: Rallus crepitans. Downloaded from on 22/05/2022. Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from on 22/05/2022.