Pearly-eyed Thrasher Margarops fuscatus


Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.
SACC. 2005 and updates. A classification of the bird species of South America. Available at: #

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
2012 Least Concern
2009 Least Concern
2008 Least Concern
2004 Least Concern
2000 Lower Risk/Least Concern
1994 Lower Risk/Least Concern
1988 Lower Risk/Least Concern
Species attributes

Migratory status not a migrant Forest dependency Low
Land mass type Average mass 103 g

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 1,090,000 medium
Number of locations -
Severely Fragmented -
Population and trend
Value Data quality Derivation Year of estimate
No. of mature individuals unknown not applicable not applicable 0
Population trend Stable 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) 5.3 - - -

Population justification: The global population size has not been quantified, but this species is described as 'common' (Stotz et al. (1996).

Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats.

Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Anguilla (to UK) N Extant Yes
Antigua and Barbuda N Extant Yes
Bahamas N Extant Yes
Barbados N Extinct
Bonaire, Sint Eustatius and Saba (to Netherlands) N Extant Yes
Dominica N Extant Yes
Dominican Republic N Extant Yes
Guadeloupe (to France) N Extant Yes
Jamaica V Extant Yes
Martinique (to France) N Extant Yes
Montserrat (to UK) N Extant Yes
Puerto Rico (to USA) N Extant Yes
Sint Maarten (to Netherlands) N Extant Yes
St Barthelemy (to France) N Extant
St Kitts and Nevis N Extant Yes
St Lucia N Extant Yes
St Martin (to France) N Extant Yes
St Vincent and the Grenadines N Extant Yes
Turks and Caicos Islands (to UK) N Extant Yes
Venezuela N Extant
Virgin Islands (to UK) N Extant Yes
Virgin Islands (to USA) N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Montserrat (to UK) Centre Hills
Montserrat (to UK) Northern Forested Ghauts
Montserrat (to UK) South Soufriere Hills
Turks and Caicos Islands (to UK) Wades Green and Teren Hill
Turks and Caicos Islands (to UK) North, Middle and East Caicos Ramsar Site
Turks and Caicos Islands (to UK) Middle Caicos Forest
Bahamas Sandy Point
St Lucia Castries and Dennery Waterworks Reserve and Marquis
Bahamas Southern Great Lake
Martinique (to France) Pitons du Carbet
Martinique (to France) Massif forestier entre Le Diamant et les Trois-Îlets
Martinique (to France) Forêts du Nord et de la Montagne Pelée
Bahamas Low Cay, High Cay and Sandy Hook
Guadeloupe (to France) Forestry massif of Basse-Terre island
Guadeloupe (to France) Pointe des Châteaux
Guadeloupe (to France) îlets de la Petite-Terre
Guadeloupe (to France) Grand Cul-de-Sac Marin's eastern coastline
Bonaire, Sint Eustatius and Saba (to Netherlands) Washikemba - Fontein - Onima, Bonaire
St Martin (to France) Tintamarre
St Martin (to France) Grand Etang
St Martin (to France) Pic Paradis
Antigua and Barbuda Wallings Forest
Antigua and Barbuda Christian Valley
Puerto Rico (to USA) El Yunque
Puerto Rico (to USA) Ceiba and Naguabo
Puerto Rico (to USA) Cordillera Central
Puerto Rico (to USA) Karso del Sur
Puerto Rico (to USA) Maricao and Susúa
Puerto Rico (to USA) Vieques
Puerto Rico (to USA) Humacao
Puerto Rico (to USA) Este Central
Puerto Rico (to USA) Carite
Puerto Rico (to USA) Jobos Bay
Puerto Rico (to USA) Sierra Bermeja and Laguna Cartagena
Puerto Rico (to USA) Guaniquilla and Boquerón
Puerto Rico (to USA) Cienaga Las Cucharillas
Puerto Rico (to USA) Karso del Norte
St Kitts and Nevis St. Kitts Central Forest Reserve
Dominica Morne Diablotin National Park
Dominica Morne Trois Pitons National Park
Virgin Islands (to USA) Virgin Islands National Park
Virgin Islands (to USA) Perseverance Bay Lagoons
Virgin Islands (to USA) John Brewer's Bay
Puerto Rico (to USA) Suroeste
Dominican Republic Punta Cana
Dominican Republic Jaragua National Park
Puerto Rico (to USA) Acantilados del Noroeste
Puerto Rico (to USA) Mona and Monito
Puerto Rico (to USA) Salinas de Punta Cucharas
Puerto Rico (to USA) Caño Tiburones
Puerto Rico (to USA) Culebra
St Lucia Mandelé Protected Landscape
Dominican Republic Cotubanamá
Virgin Islands (to USA) Magens Bay
Virgin Islands (to USA) Southgate and Green Cay
Virgin Islands (to UK) Anegada: Western salt ponds and coastal areas
Virgin Islands (to USA) Mangrove Lagoon
Bonaire, Sint Eustatius and Saba (to Netherlands) Washington-Slagbaai National Park, Bonaire
Bonaire, Sint Eustatius and Saba (to Netherlands) Boven, Sint Eustatius
Sint Maarten (to Netherlands) Fresh Pond, Sint Maarten
Bonaire, Sint Eustatius and Saba (to Netherlands) Saba
Sint Maarten (to Netherlands) Fort Amsterdam, Sint Maarten
Sint Maarten (to Netherlands) Little Bay, Sint Maarten
Bonaire, Sint Eustatius and Saba (to Netherlands) The Quill, Sint Eustatius
Bonaire, Sint Eustatius and Saba (to Netherlands) Dos Pos, Bonaire
Virgin Islands (to UK) Great Tobago
Virgin Islands (to UK) Green Cay
Anguilla (to UK) Scrub Island
Anguilla (to UK) Road Salt Pond
Anguilla (to UK) Cauls Pond
Anguilla (to UK) Forest Bay Pond
Anguilla (to UK) Grey Pond
Anguilla (to UK) Katouche Bay Pond
Anguilla (to UK) Long Bay Pond
Anguilla (to UK) Mimi Bay
Anguilla (to UK) Katouche Canyon

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Arable Land suitable resident
Artificial/Terrestrial Subtropical/Tropical Heavily Degraded Former Forest suitable resident
Artificial/Terrestrial Urban Areas suitable resident
Forest Subtropical/Tropical Dry suitable resident
Forest Subtropical/Tropical Mangrove Vegetation Above High Tide Level suitable resident
Forest Subtropical/Tropical Moist Lowland suitable resident
Shrubland Subtropical/Tropical Dry major resident
Altitude 0 - 900 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2023) Species factsheet: Margarops fuscatus. Downloaded from on 26/03/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from on 26/03/2023.