[1] Winker, K. (2004) Seabird Samples as Resources for Marine Environmental Assessment. University of Alaska Museum, Fairbanks.
[2] Carbonell, M., Bravo Yague, J.C., Fernández Torija, C., López Beceiro, A., Fidalgo álvarez, L.E., Hernández Moreno, D., Soler Rodríguez, F. and Pérez López, M. (2007) Contenido Hepático de Mercurio y Plomo en Cormorán Moñudo (Phalacrocorax aristotelis) y Alcatraz Atlántico (Morus bassanus) Procedentes de las Costas de Galicia (España). Revista de Toxicología, 24, 31-35.
[3] Kahle, S. and Becker, P.H. (1999) Bird Blood as Indicator for Mercury in the Environment. Chemosphere, 39, 2451-2457. http://dx.doi.org/10.1016/S0045-6535(99)00154-X
[4] Pereda-Solís, M.E., Martínez-Guerrero, J.H. and Toca-Ramírez, J.A. (2012) Estimation of Hepatic Levels of Heavy Metals and Metalloids in Aquatic Birds from a Wetland Irrigated with Residual Water in the City of Durango, Mexico. Journal of Animal and Veterinary Advances, 11, 826-830.
http://dx.doi.org/10.3923/javaa.2012.826.830
[5] Ross Muñoz, S. (2011) Utilización de biomarcadores para evaluar los efectos de Hg y Pb en aves migratorias del noroeste de México. Master’s Thesis, Centro de Investigación en Alimentación y Desarrollo A.C., Mazatlán.
[6] Demayo, A., Taylor, M.C., Taylor, K.W. and Hodson, P.V. (1982) Toxic Effects of Lead and Lead Compounds on Human Health, Aquatic Life, Wildlife, Plants, and Livestock. Critical Reviews in Environmental Control, 12, 257-305. http://dx.doi.org/10.1080/10643388209381698
[7] Pain, D.J. (1992) Lead Poisoning in Waterfowl. In: Pain, D.J., Ed., Proceedings IWRB Workshop, International Waterfowl and Wetlands Research Bureau, Special Publication, Slimbridge, 7-13.
[8] García, E. (1988) Modificaciones al Sistema de Clasificación Climática de Köppen 3a ed. (para adaptarlo a las condiciones de la República Mexicana). Offset Larios, México D.F.
[9] COTECOCA-SARH (1979) Comisión Técnica Consultiva para la Determinación Regional de los Coeficientes de Agostadero. Durango. Ed. Calypso, S.A., México D.F.
[10] González-Elizondo, M.S., González-Elizondo, M. and Márquez-Linares, M.A. (2007) Vegetación y Ecorregiones de Durango. Plaza Valdés S.A. de C.V., México D.F.
[11] Friend, M. and Franson, J.C. (1990) Field Manual of Wildlife Diseases: General Field Procedures and Diseases of Birds. USGS-National Wildlife Health Center, Madison, 440 p.
[12] Hintze, J. (2001) NCSS and PASS. Number Cruncher Statistical Systems. Kaysville, Utah. www.ncss.com
[13] Pain, D.J. (1996) Lead in Waterfowl. In: Beyer, W.N., Heinz, G.H. and Redmon-Norwood, A.W., Eds. Environmental Contaminants in Wildlife: Interpreting Tissue Concentrations, Lewis Publishers, Boca Raton, 251-264.
[14] Locke, L.N. and Thomas, N.J. (1996) Lead Poisoning of Waterfowl and Raptors. In: Fairbrother, A., Locke, L.N. and Hoff, G.L., Eds., Noninfectious Diseases of Wildlife, 2nd Edition, Iowa State University Press, Ames, 108-117.
[15] Kingsford, R.T., Flanjak, J. and Black, S. (1989) Lead Shot and Ducks on Lake Cowal. Australian Wildlife Research, 16, 167-172. http://dx.doi.org/10.1071/WR9890167
[16] Jordan, J.S. and Bellrose, F.C. (1951) Lead Poisoning in Wild Waterfowl. III Natural History Survey Biological Notes, 26-27.
[17] Clausen, B., Elvestad, K. and Karlog, O. (1982) Lead Burden in Mute Swans from Denmark. Nordisk Veterinaermedicin, 34, 83-91.
[18] Danell, K., Anderson, A. and Marcstrom, V. (1977) Lead Shot Dispersed by Hunters Ingested by Ducks. Ambio, 6, 235- 237.
[19] Romero, D., Martínez López, E., Navas, I., María Mojica, P., Peñalver, J. and García Fernández, A.J. (2007) Alteraciones anatomo-patológicas en un flamenco común (Phoenicopterus roseus) por intoxicación aguda por plomo. Revista de Toxicología, 24, 52-55.