Powell, A. N. 1991. Monitoring black tern populations in Minnesota in association with the USFWS Waterfowl Production Survey. unpublished report to Minnesota Department of Natural Resources Nongame Program.

Clayton, P. 1991. Field survey to Ball Ranch - Stop #20 on 5 Aug 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.

Doncaster, C. P., and D. W. MacDonald. 1991. Drifting territoriality in the red fox Vulpes vulpes. J. Anim. Ecol. 60:423-439.

Hoffman, R. W. 1991. Spring movements, roosting activities, and home-range characteristics of male Merriam's wild turkey. Southwest. Nat. 36:332-337.

Mah, J., and G. L. Nuechterlein. 1991. Feeding behavior of red-winged blackbirds on bird-resistant sunflowers. Wildl. Soc. Bull. 19:39-46.

Platania, S. P., K. R. Bestgen, M. A. Moretti, D. L. Propst, and J. E. Brooks. 1991. Status of Colorado squawfish and razorback sucker in the San Juan River, Colorado, New Mexico, and Utah. Southwestern Naturalist 36:147-150.

Wiedenfeld, D. A. 1991. Geographical morphology of male yellow warblers. Condor 93:712-723.

Greaves, J. M. and M. V. Gray. 1991. The Least Bell's Vireo population in the Gibraltar Reservoir area during 1991. Final report to Los Padres National Forest, Goleta, CA.

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.