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The site was identified as internationally important for bird conservation 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 List	Season (year/s of estimate)	Size	IBA criteria
Black-bellied Whistling-duck Dendrocygna autumnalis	LC	winter (2000–2006)	20,000-49,999 birds	A4i
Lesser Ground-cuckoo Morococcyx erythropygus	LC	resident (2000–2006)	unknown	A3
Hoffmann's Woodpecker Melanerpes hoffmannii	LC	resident (2007)	unknown	A3
White-throated Magpie-jay Cyanocorax formosus	LC	resident (2000–2006)	unknown	A3
Nicaraguan Grackle Quiscalus nicaraguensis	LC	resident (2000–2006)	unknown	A2, A3
A4iii Species group - waterbirds	n/a	winter (2000–2006)	20,000-49,999 birds	A4iii

Year	Protected Area	Designation (management category)	% coverage of IBA
1983	Laguna de Tisma	Reserva Natural (IV)	97

Habitat	% of IBA	Habitat detail
Wetlands (inland)	52	Freshwater lakes & pools; Inland deltas; Riverine floodplains; Rivers; Streams; Water-fringe vegetation
Shrubland	38	Riparian scrub & thickets; Scrub; Second-growth & disturbed scrub
Forest	8	Second-growth & disturbed
Artificial/Terrestrial	2	Abandoned & fallow farmland, disturbed ground; Arable land; Perennial crops, orchards & groves

Land use	% of IBA
nature conservation and research	major (>10)
rangeland/pastureland	minor (<10)
fisheries/aquaculture	minor (<10)

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Tisma Lagoon (Nicaragua). Downloaded from https://datazone.birdlife.org/site/factsheet/tisma-lagoon-iba-nicaragua on 23/12/2024.