Sura environs

IBA Criteria

Year of most recent IBA criteria assessment: 2007

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Greylag Goose Anser anser LC passage 2005 15,000-20,000 individuals A4i, B1i
Bean Goose Anser fabalis LC passage 2005 10,000-15,000 individuals A4i, B1i
Greater White-fronted Goose Anser albifrons LC passage 2005 40,000-60,000 individuals A4i, B1i
Corncrake Crex crex LC breeding 2005 13,000-18,000 breeding pairs A1, B2
Little Tern Sternula albifrons LC breeding 2005 70-100 breeding pairs B2
Thrush Nightingale Luscinia luscinia LC breeding 2005 20,000-30,000 breeding pairs B3
Collared Flycatcher Ficedula albicollis LC breeding 2005 7,000-8,000 breeding pairs B3
A4iii Species group - waterbirds n/a passage 2005 50,000-99,999 individuals A4iii

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)
Prisursky Zapovednik 9,148 protected area overlaps with site 2,000
Poreckiy Zakaznik 17,500 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
Youth ecological union in Chuvashia 2005
For more information on BirdLife's work with Local conservation groups please click here.


IUCN Habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland, Native coniferous woodland, Mixed woodland, Alluvial and very wet forest -
Grassland Humid grasslands -
Wetlands (inland) Standing freshwater, Rivers and streams, Fens, transition mires and springs -
Artificial/Terrestrial Highly improved re-seeded landscapes, Arable land, Forestry plantations, Other urban and industrial areas -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
agriculture -
forestry -
nature conservation and research -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Sura environs. Downloaded from on 03/02/2023.