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

Anthony, R. M., P. L. Flint, and J. S. Sedinger. 1991. Arctic fox removal improves nest success of black brant. Wildl. Soc. Bull. 19:176-184.

Engeman, R. M., D. L. Campbell, and J. Evans. 1991. An evaluation of two activity indicators for use in mountain beaver burrow systems. Wildl. Soc. Bull. 19:413-416.

Ingold, D.J. 1991. Nest-site fidelity in Red-headed and Red-bellied Woodpeckers. Wilson Bulletin 103(1):118.

Phillips, R. L., J. L. Cummings, and J. D. Berry. 1991. Responses of breeding golden eagles to relocation. Wildl. Soc. Bull. 19:430-434.

Seidel, M. E., and W. M. Palmer. 1991. Morphological variation in turtles of the genus Pseudemys (Testudines: Emydidae) from central Atlantic drainages. Brimleyana 17:105-135.

Wilson, U. W. 1991e. Responses of three seabird species to El Nino events and other warm water episodes on the Washington coast, 1979-1990. Condor 93:853-858.

Burns, B. FRybarder, S. (1991) 1991 Mexican Spotted Owl Inventory Form. Retreived from Silver City Ranger District, Gila National Forest, USFS. 28 p.

Cibola National Forest. 1991. Mexican Spotted Owl daytime follow-up visit form, survey for Mexican Spotted Owl.

Hagerdon, M. 1991. Threatened, endangered and sensitive plants observation record for Lilium philadelphicum. US Forest Service

Harris, D. 1991. 1990 Mexican Spotted Owl Inventory Form, El Rito Ranger District, Carosn National Forest. 3p.

Schwarz, H.R. (1991) Gray Vireo Observations in the Sandia Mountains of Central New Mexico. Retrieved from Guadalupe Ranger District, Lincoln National Forest, USFS. 7 p.

Buehler, D. A., et al. 1991c. Survival rates and population dynamics of bald eagles on Chesapeake Bay. J. Wildlife Management 55:608-613.

Ellis, D. H., C. H. Ellis, and D. P. Mindell. 1991. Raptor responses to low-level jet aircraft and sonic booms. Env. Poll. 74:53-83.

Hunter, J. E. 1991. Grazing and pocket gopher abundance in a California annual grassland. Southwest. Nat. 36:17-18.

Minckley, W. L., G. K. Meffe, and D. L. Soltz. 1991a. Conservation and management of short-lived fishes: the cyprinodontoids. Pages 247-82 in W. L. Minckley and J. E. Deacon (editors). Battle Against Extinction: Native Fish Management in the American West

Pogson, T. H., and S. M. Lindstedt. 1991. Distribution and abundance of large sandhill cranes, GRUS CANADENSIS, wintering in California's Central Valley. Condor 93:266-278.

Wilkinson, J. A., et al. 1991. Distribution and genetic variation in venom A and B populations of the Mojave rattlesnake (Crotalus scutulatus scutulatus) in Arizona. Herpetologica 47:54-68.

Lehmkuhl, J. F. and L. F. Ruggiero. 1991. Forest fragmentation in the Pacific Northwest and its potential effects on wildlife. Pages 35-46 in L. F. Ruggiero, K. B. Aubry, A. B. Carey and M. H. Huff, tech. coordinators. Wildlife and Vegetation of unmanaged

Cronin, M. A., M. E. Nelson, and D. F. Pac. 1991. Spatial heterogeneity of mitochondrial DNA and allozymes among populations of white-tailed deer and mule deer. J. Heredity 82:118-127.

Gore, J. A., and M. J. Kinnison. 1991. Hatching success in roof and ground colonies of least terns. Condor 93:759-762.

Leberg, P. L. 1991. Influence of fragmentation and bottlenecks on genetic divergence of wild turkey populations. Conservation Biology 5(4):522-530.

Petersen, K. L., and L. B. Best. 1991. Nest-site selection by sage thrashers in southeastern Idaho. Great Basin Nat. 51:261-266.

Steidl, R. J., et al. 1991c. Reproductive success and eggshell thinning of a reestablished peregrine falcon population. J. Wildlife Management 55:294-299.

Clark, J. D., and K. G. Smith, editors. 1991. Proceedings of the eastern workshop on black bear research and management. Univ. Arkansas. 150 pp.

van Rhijn, J. G. 1991. The ruff. Academic Press, San Diego, California. xii + 209 pp.

Graham, T. E. 1991. Pseudemys rubriventris. Cat. Am. Amph. Rept. 510.1-510.4.

DeBruin, E. Sept and Oct 1991. Special plant survey form for Perityle cernua and Silene plankii in the Organ Mts.

DeBruin, E. 1991. Field survey to Farmington Resource Area-plot #14 on 4 May 1991.

Muldavin, E. 1991. Field data for White Sands Missile Range preliminary vegetation classification and test vegetation map.Natural Heritage New Mexico Publ. No. 91-GTRmap-10. Natural Heritage New Mexico, University of New Mexico, Albuquerque, NM.

Cully, A. USFWS. 1991. [Erigeron hessii type locality, surveyed habitat and potential habitat site map. USGS 7 1/2 topo map - Grouse Mtn. Quad.]

Dunmire, W. 1991. Observation of T&E plants form for Eustoma exaltum, BLM. 5 records-1 pg ea.

Falvey,B. Wildlife biologist. BLM Farmington. (505)599-8989.

Kartesz, J.T. 1991. Accepted taxonomic names from November 1991 checklist, as extracted by Ken Wright, The Nature Conservancy, December 1992-January 1993.

Romero, A. Simmmons, T. 1991. Astragalus ripleyi survey form for new population. Canjilon Ranger District, Carson National Forest, USFS.

Clayton, P. 1991. Field survey to Ball Ranch - Stop #21 on 5 Aug 1991.

Blem, C. R., and L. B. Blem. 1991. Nest-box selection by Prothonotary Warblers. Journal of Field Ornithology 62:299-307.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #33 29 May, 1991.

Mehlhop, P. Field survey to Alamosa Warm Springs on June 28, 1991.

Gese, E. M., and L. D. Mech. 1991. Dispersal of wolves (Canis lupus) in northeastern Minnesota, 1969-1989. Canadian J. Zoology 69:2946-2955.

Hendrickson, D. A., and J. E. Brooks. 1991. Transplanting short-lived fishes in North American deserts: review, assessment, and recommendations. Pages 283-98 in W. L. Minckley and J. E. Deacon (editors). Battle Against Extinction: Native Fish Management i

Morin, R. 1991. Atlantic salmon (Salmo salar) in the lower Nastapoka River, Quebec: distribution and origins of salmon in eastern Hudson Bay. Canadian Journal of Zoology 69:1674-1681.

Seutin, G. 1991. Morphometric identification of Traill's flycatchers: an assessment of Stein's formula. Journal of Field Ornithology 62:308-313.

Anderson, J. (1991) 1991 Mexican Spotted Owl Inventory Form. Sandia Ranger District, Cibola National Forest, USFS. 20 p.

Hartman, G. Harris, G. Yates, T. 1991. Levels of Hybridization Between Rainbow and Cutthroat Trout in New Mexico Streams, Museum of Southwsatern Biology, Department of Biology, University of New Mexico, Albuquerque, NM 87131.

Wootten, T.H. 1991. Unpub. letter to Ellen DeBruin on 11 April 1991 re: Scrophularia macrantha. 1 pp.

Taylor, I. R. 1991. Effects of nest inspections and radiotagging on barn owl breeding success. J. Wildl. Manage. 55:312-315.

Minckley, W. L., and J. E. Deacon. 1991. Battle Against Extinction: Native Fish Management in the American West. University of Arizona Press, Tucson. xviii + 517 pp.

U.S. Fish and Wildlife Service (USFWS). 1991. Endangered and threatened wildlife and plants; animal notice of review. Federal Register 56(225):58804-58836. 50 CFR (17).

Dunmire, B. 1991. NMNHP element occurrence record filled out by B. Dunmire, NM TNC Field Office.

Lincoln National Forest. 1991. Northern Goshawk Field Forms & Maps.

Sisneros, J. et al (1991) Northern Goshawk Inventory Form - 1991. Tres Piedras Ranger District, Carson National Forest, USFS. 63 p.

DeBruin, E. et. al. 1991 Field survey to Lincoln NF - Matney Spring, 27 May 1991.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #19, 25 May, 1991

DeBruin, E. 1991. Field survey to Farmington Resource Area - Kitten Canyon stop #14 on 10 May 1991.

Mongold, R. 1991. Field survey to Capitan Mts - Pancho Canyon & Torrez Canyon, 31 May 1991.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #39 30 May, 1991.

Mehlhop, P. 1991. Davies Tank field map. Sept 11, 1991.

Armitage, K. B. 1991. Social and population dynamics of yellow-bellied marmots: results from long-term research. Annual Rev. Ecol. Syst. 22:379-407.

Forbes, S. H., and F. W. Allendorf. 1991a. Mitochondrial genotypes have no detectable effects on meristic traits in cutthroat trout hybrid swarms. Evolution 45:1350-1359.