Estuario del Río Gallegos

IBA Criteria

Year of most recent IBA criteria assessment: 2008

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Lesser Rhea Rhea pennata LC resident 2007 50-249 individuals A1
Ruddy-headed Goose Chloephaga rubidiceps LC non-breeding 1999-2006 2-30 individuals A3
Hooded Grebe Podiceps gallardoi CR winter 1998-2004 1-120 individuals A1, A3
Chilean Flamingo Phoenicopterus chilensis NT winter 2007 < 50 individuals A1
Magellanic Penguin Spheniscus magellanicus LC breeding 2007 2,500-9,999 nests A1
Southern Giant Petrel Macronectes giganteus LC winter 2007 < 50 individuals A1
Magellanic Plover Pluvianellus socialis NT winter 1998-2007 50-249 individuals A1, A3
Grey-breasted Seedsnipe Thinocorus orbignyianus LC breeding 2007 250-999 individuals A4i
Short-billed Miner Geositta antarctica LC unknown 2007 present A2, A3
Cinnamon-bellied Ground-tyrant Muscisaxicola capistratus LC unknown 2007 present A3
Chocolate-vented Tyrant Neoxolmis rufiventris LC unknown 2007 present A2, A3
Patagonian Yellow-finch Sicalis lebruni LC unknown 2007 present A3
White-bridled Finch Melanodera melanodera LC resident 2007 present A2, A3

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Aves Migratorias Reserva Provincial 2,690 protected area overlaps with site 0

Local conservation groups

The local conservation groups below are working to support conservation at this IBA.

Name Year formed
Club Observadores de Aves (COAS) Patagonia Sur - Río Gallegos 2007
For more information on BirdLife's work with Local conservation groups please click here.

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Estuario del Río Gallegos. Downloaded from on 20/09/2021.