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• Text account
• Data table and detailed info
• Map
• Reference and further resources

The site was identified as important in 2007 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List1	Season	Year(s)	Size	IBA criteria
Puerto Rican Nightjar Antrostomus noctitherus	VU	resident	1985-1999	347 individuals	A1, A2
Green Mango Anthracothorax viridis	LC	resident	2007	unknown	A2
Puerto Rican Mango Anthracothorax aurulentus	LC	resident	2005	unknown	A2
Green-throated Carib Eulampis holosericeus	LC	resident	2007	unknown	A2
Puerto Rican Emerald Riccordia maugaeus	LC	resident	2005	unknown	A2
Antillean Crested Hummingbird Orthorhyncus cristatus	LC	resident	2007	unknown	A2
Puerto Rican Lizard-cuckoo Coccyzus vieilloti	LC	resident	2005	unknown	A2
Roseate Tern Sterna dougallii	LC	breeding	2000	2-350 individuals	A4i
Puerto Rican Owl Gymnasio nudipes	LC	resident	2005	unknown	A2
Puerto Rican Tody Todus mexicanus	LC	resident	1973-1988	unknown	A2
Puerto Rican Woodpecker Melanerpes portoricensis	LC	resident	2005	unknown	A2
Caribbean Elaenia Elaenia martinica	LC	resident	2007	unknown	A2
Lesser Antillean Pewee Contopus latirostris	LC	resident	2005	unknown	A2
Puerto Rican Flycatcher Myiarchus antillarum	LC	resident	1973-1988	17 individuals	A2
Puerto Rican Vireo Vireo latimeri	LC	resident	1990-1993	88 individuals	A2
Pearly-eyed Thrasher Margarops fuscatus	LC	resident	1973-1988	unknown	A2
Puerto Rican Euphonia Euphonia sclateri	LC	resident	2005	unknown	A2
Adelaide's Warbler Setophaga adelaidae	LC	resident	1973-1988	4 individuals	A2
Puerto Rican Spindalis Spindalis portoricensis	LC	resident	2005	unknown	A2
Puerto Rican Bullfinch Melopyrrha portoricensis	VU	resident	1973-1988	26 individuals	A2

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2007) may differ.

Year	Protected Area	Designation	% overlap with IBA
-	Reserva Natural Bahía Ballena	Private Conservation	1
-	Reserva Natural Bahia Ballena	Natural Reserve	-
1981	Guanica	UNESCO-MAB Biosphere Reserve	49
1985	Bosque Estatal de Guánica	Natural Reserve	55
1985	Guaníca	Commonwealth Forest	66

Habitat1	Habitat detail	% of IBA
Forest	Mangrove, Tropical semi-deciduous	major (>10)
Marine Neritic		major (>10)
Shrubland	Arid lowland scrub	major (>10)
Introduced vegetation		minor (<10)
Marine Coastal/Supratidal		minor (<10)

1. IUCN Habitat classification.

Land use	% of IBA
nature conservation and research	-
tourism/recreation	-
rangeland/pastureland	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Karso del Sur (Puerto Rico (to USA)). Downloaded from https://datazone.birdlife.org/site/factsheet/karso-del-sur-iba-puerto-rico-(to-usa) on 23/11/2024.