Hussell, D. J. T. 1991a. Fall migrations of alder and willow flycatchers in southern Ontario. Journal of Field Ornithology 62(2):260-270.

Norden, A. W., and B. B. Norden. 1991. The Mediterranean gecko (HEMIDACTYLUS TURCICUS) in Baltimore, Maryland. Maryland Nat. 33(3-4) [1989]:57-58.

Page, G. W., et al. 1991. Distribution and abundance of the snowy plover on its western North American breeding grounds. J. Field Ornithology 62:245-255.

Steidl, R. J., and C. R. Griffin. 1991. Growth and brood reduction of mid-Atlantic coast ospreys. Auk 108:363-370.

Abeyta, A. Montoya, J. (1991) Northern Goshawk Nest Search Form - 1991. Questa Ranger District, Carson National Forest, USFS. 5 p.

DeBruin, E. 1991. Status and distribution of Astragalus accumbens in an area of the Zuni Mountains. Unpubl. report by New Mexico Natural Heritage Program for Cibola National Forest. 50 p.

Turner, J. W., Jr., and J. F. Kirkpatrick. 1991. New developments in feral horse contraception and their potential application to wildlife. Wildl. Soc. Bull. 19:350-359.

Montoya, A.B. 1991. Aplomado falcon fall monitoring project. New Mexico Cooperative Fish and Wildlife Research Unit, NMSU. 13 November 1991. 23 pp. (including field notes).

Unknown (1991) Written report on and map for Northern Goshawk Sight PFA: 7-1 . Questa Ranger District, Carson National Forest, USFS. 4 p.

Ownbey, G. B., and T. Morley. 1991. Vascular plants of Minnesota: A checklist and atlas. University of Minnesota Press, Minneapolis.

DeBruin, E. 1991. Field survey to Mogollon MTS - crest trail 182 on19 July 1992. 1 p.

DeBruin, E. 1991. Field survey to Farmington Resource Area- Aztec ACEC - stop #17 on 25 April 1991.

Mehlhop, P. 1991. Field survey to Mineral Creek on 27 June 1991.

Clayton, P. 1991. Field survey to Ball Ranch - Stop #14 on 29 July 1991.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #37 30 May, 1991

DeBruin, E. 1991. Field survey to Farmington Resource Area- Kutz Canyon, stop #7 on 9 May 1991.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #42, 27 May, 1991.

Reed, S. 1991. Field survey to Capitan Mtd. - Raton Spring 31 May 1991.

Bjorklund, M. 1991. Evolution, phylogeny, sexual dimorphism and mating system in the grackles (QUISCALUS spp.: Icterinae). Evolution 45:608-621.

Conover, M. R. 1991. Herbivory by Canada geese: diet selction and effect on lawns. Ecological Applications 1(2):231-236.

Tobalske, B.W., R.C. Shearer, and R.L. Hutto. 1991. Bird populations in logged and unlogged western larch/Douglas-fir forest in northwestern Montana. USDA Forest Service Intermountain Research Station Research Paper INT-422.

Gavin, T. A., R. A. Howard, and B. May. 1991. Allozyme variation among breeding populations of red-winged blackbirds: the California conundrum. Auk 108:602-611.

Koprowski, J. L. 1991. Response of fox squirrels and gray squirrels to a late spring-early summer food shortage. Journal of Mammalogy 72:367-72.

Morkill, A. E., and S. H. Anderson. 1991. Effectiveness of marking powerlines to reduce sandhill crane collisions. Wildlife Society Bull. 19:442-449.

Steidl, R. J., C. R. Griffin, and L. J. Niles. 1991b. Contaminant levels of osprey eggs and prey reflect regional differences in reproductive success. J. Wildl. Manage. 55:601-608.

Medin, D.E., and W.P. Clary. 1991. Breeding bird populations in a grazed and ungrazed riparian habitat in Nevada. USDA Forest Service, Intermountain Research Station Research Paper INT-441. Ogden, UT.

Sirotnak, J. M., K. P. Reese, J. W. Connelly, and K. Radford. 1991. Effects of the Conservation Reserve Program (CRP) on wildlife in southeastern Idaho. Idaho Department of Fish and Game Job Compl. Rep., Proj. W-160-R-18.

Banci, V. 1991. Status report on the grizzly bear URSUS ARCTOS HORRIBILIS. Committee on the Status of Endangered Wildlife in Canada (COSEWIC). 171 pp.

Gutierrez, R.J., D.R. Olson, and M.E. Seamans. 1991. Demography of two Mexican Spotted Owl (Strix occidentalis lucida) populations in Arizona and New Mexico: Preliminary results, 1991. Submitted by Department of Wildlife, Humboldt State University, Arcat

Hallock, L. A. 1991. Habitat utilization, diet and behavior of the eastern massasauga (Sistrurus catenatus) in southern Michigan. Masters thesis, Michigan State University, East Lansing.

New Mexico Dept of Game and Fish. 1991. NM fish specimen database. Unpub printout from NM Dept Game and Fish computerized fish database listing Cyprinodon pecosensis and C. tularosa specimens from various museums, dated 10 April 1991.

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.

Phillips, A.M., and B.G. Phillips. 1991. Status report for Puccinellia parishii. U.S. Fish and Wildlife Service, Ecological Services, Phoenix, AZ.

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.

Black, C. 1991. Bird observations on the Gray Ranch, Hidalgo Co., New Mexico. Compiled for the Nature Conservancy. 10 p.

Hevron, B. Oct 1 1991. Results of survey for: Erigeron acomanus, Proatriplex pleiantha and monitoring study of Astragalus humillimus on the Navajo Nation. Unpublished report for EMNRD by Navajo Natural Heritage Program.

Paton, P. W. C., and T. C. Edwards, Jr. 1991. Nesting ecology of the snowy plover at Great Salt Lake, Utah--1991 breeding season. Progress Report, Contract No. 90-2028, Utah Cooperative Fish and Wildlife Research Unit, Utah State University, Logan. 28 pp.

Weizling, R. 1991. Known site monitoring form for Ipomopsis sancti-spiritus. 6 p.

Bickle, C. A., J. F. Kirkpatrick, and J. W. Turner, Jr. 1991. Contraception in striped skunks with Norplant implants. Wildl. Soc. Bull. 19:334-338.

U.S. Fish and Wildlife Service (USFWS). 1991. Request for information on the Arctic and American peregrine falcons. Federal Register 56(113):26969-26971.

Huff, M.H., and C.M. Raley. 1991. Regional patterns of diurnal breeding bird communities in Oregon and Washington. Pages 176-205 in L.F. Ruggiero, K.B. Aubry, A.B. Carey, and M.H. Huff, technical coordinators. Wildlife and Vegetation of unmanaged Douglas-

Li, Y., and J. R. Gold. 1991. Cytogenetic studies in North American minnows (Cyprinidae): XXII. Chromosomal nucleolar organizer regions in the genus Pimephales. Canadian Journal of Zoology 69:2826-2830.

Reeder, J.R. 1991. A new species of Panicum (Gramineae from Arizona. Phytologia 71(4): 300-303.

Szymczak, M. R., and E. A. Rexstad. 1991. Harvest distribution and survival of a gadwall population. J. Wildl. Manage. 55:592-600.

Page, L. M., and B. M. Burr. 1991. A field guide to freshwater fishes: North America north of Mexico. Houghton Mifflin Company, Boston, Massachusetts. 432 pp.

Schmidly, D. J. 1991. The bats of Texas. Texas A & M University Press, College Station, Texas. 188 pp.

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.

Brennan, L. A., and M. L. Morrison. 1991. Long-term trends of chickadee populations in western North America. Condor 93:130-137.

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

Cronin, M. A., S. C. Amstrup, G. W. Garner, and E. R. Vyse 1991. Interspecific and intraspecific mitochondrial DNA variation in North American bears (Ursus). Canadian Journal of Zoology 69(12):2985-2992.

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