Painter, C.W. et al. 1991. The continuation of studies of the natural history of the New Mexico ridgenose rattlesnake Crotalus willardi obscurus, Gray Ranch NM, Unpubl. report for N.M. Dept Game and Fish submitted 15 Oct 91. 6 pp.

Unknown (1991) Spotted Owl Data Base Information. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 58 p.

Browning, M. R. 1991. Taxonomic comments on the dunlin CALIDRIS ALPINA from northern Alaska and eastern Siberia. Bull. British Ornithologists Club 111:140-145.

Dolbeer, R. A., et al. 1991. Efficacy of two gas cartridge formulations in killing woodchucks in burrows. Wildl. Soc. Bull. 19:200-204.

Herkert, J.R. 1991b. Study suggests increases in restored prairie fragments to conserve breeding bird communities. Restoration and Management Notes 9:107.

Lyman, R. L. 1991. Late Quaternary biogeography of the pygmy rabbit (Brachylagus idahoensis) in eastern Washington. J. Mamm. 72:110-117.

Pinkowski, B. 1991. Wood Thrush. Pages 356-7 in R. Brewer, G. A. McPeek, and R. J. Adams Jr. (editors). The atlas of breeding birds of Michigan. Michigan State University Press, East Lansing, Michigan.

Walker, J. M., R. M. Abuhteba, and J. E. Cordes. 1991. Morphological and experimental verification of hybridization between all-female Cnemidophorus laredoensis B and gonochoristic Cnemidophorus gularis (Squamata: Teiidae). Herpetologica 47:152-164.

Collins, C.T., K. Corey, J. Pike, and L.R. Hays. 1991. The status and management of the Least Bell's Vireo within the Prado Basin, California, 1986-1990. Final Rep. to Orange County Water District, Fountain Valley, CA.

Colwell, M.A. 1991. Effects of fluctuating wetland conditions on prairie shorebirds. Pages 173-180 in G.L. Holroyd, G. Burns, and H.C. Smith, editors. Proceedings of the second endangered species and prairie conservation workshop, Natural History Occasion

Lang, A. L. 1991b. Status of the American Coot, Fulica americana, in Canada. Canadian Field-Naturalist 105:530-541.

Olawsky, C. D. and L. M. Smith. 1991. Lesser prairie-chicken densities on tebuthiuron-treated and untreated sand shinnery oak rangelands. Journal of Range Management 44:364-368.

Shields, G. F., and T. D. Kocher. 1991. Phylogenetic relationships of North American ursids based on analysis of mitochondrial DNA. Evolution 45:218-221.

Beissinger, S. R., and N. F. R. Snyder, editors. 1991. New World parrots in crisis: solutions from conservation biology. Smithsonian Institution Press, Washington, D.C. 304 pp.

Thorp, J.H. and A.P. Covich (eds). 1991. Ecology and classification of North American freshwater invertebrates. Academic Press, Inc., Boston, MA. 911pp.

Brewer, R., G.A. McPeek, and R.J. Adams, Jr. 1991. The Atlas of Breeding Birds of Michigan. Michigan State University Press, East Lansing, Michigan. xvii + 594 pp.

New Mexico Department of Game and Fish. 1991 - Present. Biota Information System of New Mexico Database (bison-M). Arev version 2.8.

DeBruin, E. 1991. Field survey to Farmington Resource Area- Kitten Canyon plot #26 on 10 May 1991.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop # 1A, 21 May, 1991

Wilson, D. S., H. R. Mushinsky, and E. D. McCoy. 1991a. Home range, activity, and use of burrows of juvenile gopher tortoises in central Florida. Pages 147-160 in R. B. Bury and D. J. Germano, editors. Biology of North American tortoises. National Biologi

Lightfoot, K. 1991. Field survey to Sacramento Mts. - Bates Ranch on 21 May 1991.

Cortez, F. Suazo, L. Medina, H. 1991. Rio Chiquito Stream Summary, Reach Number 1. Questa Ranger District, Carson National Forest. USFS

Jennings, R. 1991. Structure for i2. Unpub printout of invertebrate database assembled by R. Jennings at UNM Biology Dept.

Perlman, M. Walsh, J.. (1991) 1991 Mexican Spotted Owl Inventory Form. Tres Peidras Ranger District, Carson National Forest, USFS. 75 p.

Clayton, P. 1991. Field survey to Ball Ranch - Stop #10 on 23 July 1991.

Blackwell, B. H., et al. 1991. Radio harness system for bobcat kittens. Great Basin Nat. 51:343-347.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #32 29 May, 1991.

Mehlhop, P. 1991. Field survey to Faywood Cienega on 28 April 1991.

Gall, L.F. 1991b. Evolutionary ecology of sympatric Catocala moths (Lepidoptera: Noctuidae). II. Sampling for wild larvae on their foodplants. Journal of Research on the Lepidoptera. 29(3):195-216.

Hands, H.M., M.R. Ryan and J.W. Smith. 1991. Migrant shorebird use of marsh, moist-soil, and flooded agricultural habitats. Wildl. Soc. Bull. 19:457- 464.

Montopoli, G. J., and D. A. Anderson. 1991. A logistic model for the cumulative effects of human intervention on bald eagle habitat. J. Wildlife Management 55:290-293.

Schweitzer, Dale F. 1991. The hickory feeding Catocala (Lepidoptera:Noctuidae) fauna in the absence of Carya ovata in southern New Jersey. Ent. News 102(4):165-172.

Anderson, J. Hall, D. (1991) 1991 Mexican Spotted Owl Dayime Follow-up Visit Form. Sandia Ranger District, Cibola National Forest, USFS. 2 p.

Frybarger, S. (1991) 1991 Mexican Spotted Owl Inventory Form. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 36 p.

Orr, M.V. 1991. Threatened, endangered and sensitive plants, observation record for Pediocactus papyracanthus.

Unknown (1991) Multiple Bundled Mexican Spotted Owl Territory Data Sheets and Related Documents. Lincoln Supervisor's Office, Lincoln National Foresy, USFS. 519 p.

Sutherland, J. M. 1991. Effects of drought on American coot, FULICA AMERICANA, reproduction in Saskatchewan parklands. Canadian Field-Naturalist 105:267-273.

Lufkin, A., editor. 1991. California's salmon and steelhead, the struggle to restore an imperiled resource. University of California Press, Berkeley. 305 pp.

DeBruin, E. 1991. Astragalus kerrii questionable locality. Notes from personal communication from Ellen DeBruin to Robin Fisher on 12 Aug 1991. 1 pp.

Kirkeminde, M. 1991. Unpub field notes for survey to Mogollon Mts - Willow Creek on 11 Oct 1991. 1 p + map.

Sanchez, B. (1991) Collected 1991 Mexican Spotted Owl Daytime Follow-up Visit Forms. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 126 p.

DeBruin, E. Sept 1991. Special plant survey form, NM for Coryphantha organensis in Organ Mts.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #11 23 May, 1991.

DeBruin, E. 1991. Field survey to Farmington Resource Area- Hampton Arroyo ACEC stop #23 on 6 May 1991.

Mehlhop, P. 1991. Field survey of August 26,1991 to Malpais Spring and Marsh, White Sands MIssile Range.

DeBruin, E. 1991. Special plant survey form for Neolloydia intertexta. Oct 8, 1991.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #24 24 May, 1991.

DeBruin, E. 1991. Field survey to Farmington Resource Area-plot #20 on 7 May 1991.

F91KIR01NMUS, Legacy reference. Physical copy not yet located.

Andelt, W. F., K. P. Burnham, and J. A. Manning. 1991. Relative effectiveness of repellents for reducing mule deer damage. J. Wildl. Manage. 55:341-347.

Eastman, J. 1991. Yellow-billed Cuckoo. Pages 234-245 in R. Brewer, G.A. McPeek, and R.J. Adams, Jr., editors. The atlas of breeding birds of Michigan. Michigan State University Press, East Lansing, MI.

Hutt, M.B. 1991. Shooting of migrating shorebirds in Barbados. Pages 77-92 in T. Salathe (ed.) Conserving migratory birds. Inter. Counc. for Bird Preserv. Spec. Pub. 12.

Paton, P. W. C., C. J. Zabel, D. L. Neal, G. N. Steger, N. G. Tilghman, and B. R. Noon. 1991. Effects of radio tags on Spotted Owls. J. Wildlife Management 55:617-622.

Secunda, R. C., and T. W. Sherry. 1991. Polyterritorial polygyny in the American redstart. The Wilson Bulletin 103:190-203.

Wiggers, E.P., and K.J. Kritz. 1991. Comparison of nesting habitat of coexisting sharp-shinned and Cooper's hawks in Missouri. Wilson Bulletin 103:568-577.

Burns, B. (1991) 1991 Mexican Spotted Owl Inventory Form. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 24 p.

Gutierrez, R.J. (1991) Demography of Two Mexican Spotted Owl (Strix occidentalis lucda) Populations in Arizona and New Mexico; Preliminary Results, 1991, Bundled with Supporting Documentation. Retrieved from Silver City Ranger District, Gila National Fore

Hansen, P., K. Boggs, and R. Pfister. 1991. Classification and management of riparian and wetland sites in Montana. Unpublished draft version prepared for Montana Riparian Association, Montana Forest and Conservation Experiment Station, School of Forestry

Sanchez, B. (1991) Formal Spotted Owl Monitoring, Management Territory 0602005. Silver City Ranger District, Gila National Forest, USFS. 11 p.

Buehler, D. A., et al. 1991e. Winter microclimate of bald eagle roosts on the northern Chesapeake Bay. Auk 108:612-618.