Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Nycticorax nycticorax Common name Black-crowned Night-heron
Population name nycticorax, W Europe, NW Africa (bre)
Breeding range W, C & S Europe, NW Africa Non-breeding range Sub-Saharan Africa, Mediterranean
Red List Category Least Concern
Ramsar regions Africa Europe
Notes In WPE2 this population belonged to one single population (Europe/NW Africa (breeding)).

Conservation Framework

Conservation framework Notes
AEWA
EUBD
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 3 0 0 61,000 97,000 [R431]
WPE 4 0 0 61,000 97,000 [R431]
WPE 5 2000 2005 61,000 97,000 Expert opinion [R431]
CSR 4 2000 2005 61,000 97,000 Expert opinion [R431]
CSR 5 2000 2005 61,000 97,000 Expert opinion [R431]
CSR 6 2002 2012 46,000 51,000 Expert opinion [S8231] [R1362] [R1371]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1990 2000 DEC [R579]
WPE 4 1990 2000 DEC [R579]
WPE 5 1990 2000 INC Poor [T5657] [R1281]
CSR 4 1990 2000 DEC Reasonable
CSR 5 1990 2000 INC Poor [T2438] [R63]
CSR 6 1998 2012 DEC Reasonable [T6233] [R1362]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 790
WPE 4 2006 790
WPE 5 2012 770
CSR 4 0 -1
CSR 5 0 -1
CSR 6 0 -1

References

  • R431 - Marion, L. Ulenaers, P. and van Vessem, J. 2000. Herons in Europe. Pp 1-31 in: Heron Conservation (James.A. Kushlan and Heinz Hafner, Eds.). Academic Press, London.
  • R579 - Scott, D.A. in press, 2002. Report on the Conservation Status of Migratory Waterbirds in the Agreement Area. Update Report to African Eurasian Migratory Waterbird Agreement Secretariat
  • R1281 - Yfantis G, Kazantzidis S (2004) Census of heron colonies in Greece. Final report. Hellenic Ornithological Society, Ministry of Environment, Physical Planning and Public Works. Athens. 45 p + annexes (in Greek).
  • R63 - BirdLife International (2004)b. Birds in Europe, population estimates, trends and conservation status. Cambridge, UK: BirdLife International. (BirdLife Conservation Series No. 12).
  • R1362 - European Topic Centre on Biological Diversity (in prep) Population and trend data provided by the EU Member States in the frame of their reporting under Article 12 of the EU Birds Directive. Online fact sheets. European Topic Centre on Biological Diversity, Paris. URL: http://bd.eionet.europa.eu/activities/Reporting/Article_12/Reports_2013/Member_State_Deliveries. Accessed on 31 July 2014.
  • R1371 - Dodman, T. 2014. Status, Estimates and Trends of Waterbird Populations in Africa: AEWA-listed African populations. Wetlands International. (CSR6 African populations) URL: https://www.wetlands.org/publications/1304/
  • R1549 - BirdLife International 2015. European Red List of Birds. Luxembourg: Office for Official Publications of the European Communities. http://datazone.birdlife.org/info/euroredlist

Notes

  • T5657 - BirdLife International 2004b. Increased in France and Belgium, declined in Portugal, stable in other countries between 1990 and 2000. Depleted.
  • T2438 - 64. Increased in France and Belgium, declined in Portugal, stable in other countries between 1990 and 2000. Depleted.
  • S8231 - Total of national breeding population estimates for BE, DE, ES, ESIC , FR, IT, NL, PT under the EU Birds Directive Art. 12 reporting process was 14,836-15,596 pairs (European Topic Centre on Biological Diversity, in prep.). Dodman (2014) estimated that 500-1500 pairs may breed in NW Africa.
  • T6233 - The European part of the population has declined by 50-53% over the last decade according to the EU Birds Directive Art. 12 reporting process.
  • S8852 - 14,836 - 15,596 pairs in BE, DE, ES, ESIC , FR, IT, NL and PT (BirdLife International 2015). Dodman (2014) estimated that 500-1500 pairs may breed in NW Africa.



Copyright Wetlands International 2012

Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on