Laysan Duck Anas laysanensis


Anon. 2015. Population of endangered Laysan ducks growing since 2014. Available at: (Accessed: 27/05/2015).

Jarrett, W. 2006. Saving the Laysan Duck. TWSG News: 9-11.

Lavretsky, P., Engilis, A. and Peters, J.L. 2014. Major histocompatibility I gene diversity in the critically endangered Laysan duck (Anas laysanensis). Pacific Conservation Biology 20(1): 86-93.

Marshall, A. P. 1992. Censusing Laysan Ducks Anas laysanensis: a lesson in the pitfalls of estimating threatened species populations. Bird Conservation International 2: 239-251.

Morin, M. S.; Conant, S.; Conant, P. 1997. Laysan and Nihoa Millerbird (Acrocephalus familiaris). In: Poole, A.; Gill, F. (ed.), The birds of North America, No. 302, pp. 1-19. The Academy of Naural Sciences and The American Ornithologists' Union, Philadelphia and Washington, DC.

Moulton, D. W.; Marshall, A. P. 1996. Laysan Duck (Anas laysanensis). In: Poole, A.; Gill, F. (ed.), The birds of North America, No. 242, pp. 1-20. The Academy of Natural Sciences, and The American Ornithologists' Union, Philadelphia, and Washington, DC.

Reynolds M.; Klavitter J. 2006. Translocation of wild Laysan duck Anas laysanensis to establish a population at Midway Atoll National Wildlife Refuge, United States and US Pacific Possession.

Reynolds, M. H.; Crampton, L. H.; Vekasy, M. S. 2007. Laysan Teal Anas laysanensis nesting phenology and site characteristics on Laysan Island. Wildfowl 57: 54-67.

Reynolds, M. H.; Kozar, K. 2000. History and current status of the Laysan Duck (Anas laysanensis) in captivity. 'Elepaio 60: 59-65.

Reynolds, M. H.; Seavy, N. E.; Vekasy, M. S.; Klavitter, J. L.; Laniawe, L. P. 2008. Translocation and early post-release demography of endangered Laysan Teal. Animal Conservation 11(2): 160-168.

Reynolds, M. H.; Slotterback, J. W.; Walters, J. R. 2006a. Diet composition and terrestrial prey selection of the Laysan Teal on Laysan Island. Atoll Research Bulletin: 181-199.

Reynolds, M.; Vekasy, M.; Laniawe, L.; Breeden, J.; Klavitter, J. 2006b. Project and trip report: Laysan Teal project report Laysan Island and Midway Atoll.

Reynolds, M.H. 2004. Habitat use and home range of the Laysan Teal on Laysan Island, Hawaii. Waterbirds 27: 183-192.

Seavy, N. E.; Reynolds, M. H.; Link, W. A.; Hatfield, J. S. 2009. Postcatastrophe population dynamics and density dependence of an endemic island duck. Journal of Wildlife Management 73(3): 414-418.

U.S. Fish & Wildlife Service. 2011. News release: Seabird losses at Midway Atoll National Wildlife Refuge greatly exceed early estimates. U.S. Fish & Wildlife Service., Hawaii.

VanderWerf, E.A. 2012. Hawaiian Bird Conservation Action Plan. Pacific Rim Conservation, Honolulu, HI.

Walters, J.R. and Reynolds, M.H. 2013. Experimental reintroduction reveals novel life-history variation in Laysan Ducks (Anas laysanensis). The Auk 130(4): 573-579.

Ward, D. and Fredrickson, K. 2014. Endangered Laysan Ducks successfully translocated in northwestern Hawaiian Islands. September 9, 2014. Press Release. Papahānaumokuākea Marine National Monument.

Work, T. M.; Klavitter, J. L.; Reynolds, M. H.; Blehert, D. 2010. Avian botulism: a case study in translocated endangered Laysan Ducks (Anal laysanensis) on Midway Atoll. Journal of Wildlife Diseases 46(2): 499-506.

Work, T. M.; Meteryer, C. U.; Cole, R. A. 2004. Mortality in Laysan ducks (Anas laysanensis) by emaciation complicated by Echinuria uncinata on Laysan Island, Hawaii, 1993. Journal of Wildlife Diseases 40(1): 110-114.

Further resources

IUCN SSC Duck Specialist Group

IUCN SSC Threatened Waterfowl Specialist Group

Search for photos and videos, and hear sounds of this species from the Macaulay Library

U.S. Fish and Wildlife Service - Draft Recovery Plan

Recommended citation
BirdLife International (2022) Species factsheet: Anas laysanensis. Downloaded from on 13/08/2022. Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from on 13/08/2022.