Ransome, R. 1990. The natural history of hibernating bats. Christopher Helm, London. xxi + 235 pp.

Karen Lightfoot and Robert Sivinski 1990. Survey reports for Haplopappus microcephala (Lorandersonia microcephala) and Astragalus kerrii. 186p.

Lindquist, L. (1990) Unpublished letter to Ms. Felicite Wilson, regarding water quality for a stretch of El Rito Creek. Includes water quality and electrofishing results for the creek. Carson Supervisor's Office, Carson National Forest, USFS. 8 p.

Gennaro, A.L. 1990. Breeding of an urban population of Mississippi kites in Clovis, NM during the summer of 1989. Report to Nongame Program, NM Dept. of Game and Fish.

Thomas, J. W., E. D. Forsman, J. B. Lint, E. C. Meslow, B. R. Noon, and J. Verner. 1990. A conservation strategy for the northern spotted owl: a report to the Interagency Scientific Committee to address the conservation of the northern spotted owl. U.S. F

Mehlhop, P. 1990. Field survey to Gray Ranch - Clanton Draw, just E. of Nat. Forest bdry. 16 Aug., 1990.

DeBruin, E. 1990. Field survey to the Organ mts, North Canyon, April 10, 1990.

Dubec, L. J., W. B. Krohn, and R. B. Owen, Jr. 1990. Predicting occurrence of river otters by habitat on Mount Desert Island, Maine. J. Wildl. Manage. 54:594-599.

Johnson, C. A., and R. J. Naiman. 1990. Aquatic patch creation in relation to beaver population trends. Ecology 71:1617-1621.

Peakall, D. B. 1990. Prospects for the peregrine falcon, FALCO PEREGRINUS, in the nineties. Canadian Field-Naturalist 104:168-173.

Swengel, S. R. 1990. How to find Saw-whet Owls. Bird Watcher's Digest 12:68-75.

Witmer, G., and T. A. O'Neil. 1990. Assessing cumulative impacts to wintering bald eagles in western Washington. Pages 144-150 in Mitchell et al., eds. Ecosystem management: rare species and significant habitats. New York State Museum Bull. 471.

Department of the Army, U.S. Army White Sands Missile Range, New Mexico. 1990. Addendum Life Cycle Environmental Assessment, XM135 Binary Chemical Warhead for the MLRS, Addendum 3. (Date-stamped) 22 February 1990.

Sansom, L. (1990) Sophora gypsophila var. guadalupensis Survey Report. Guadalupe Ranger District, Lincoln National Forest, USFS. 1 p.

Abarca, F. J. 1990. Graduate student. Arizona State University. Conversation with S. P. Vives. March 28, 1990.

Bollinger, E. K., P. B. Bollinger, and T. A. Gavin. 1990. Effects of hay-cropping on eastern populations of the bobolink. Wildl. Soc. Bull. 18:142-150.

Engler, J. 1990. Status of the trumpeter swan at Fish Springs National Wildlife Refuge. Utah Birds 6:1-12.

Holroyd, G. L., and U. Banasch. 1990. The reintroduction of the peregrine falcon, Falco peregrinus anatum, into southern Canada. Canadian Field-Naturalist 104:203-208.

Knopf, F.L., J.A. Sedgwick, and D.B. Inkley. 1990. Regional correspondence among shrubsteppe bird habitats. Condor 92:45-53.

Price, R. M. 1990. Bogertophis subocularis. Catalogue of American Amphibians and Reptiles 497.1-497.2.

Walker, J. M., et al. 1990. Hybridization between all-female Cnemidophorus tesselatus and gonochoristic Cnemidophorus sexlineatus. J. Herpetol. 24:388-396.

Manley, T. and M. Wood. 1990. The status of Columbian sharp-tailed grouse on the Tobacco Plain, Eureka, Montana. Final report. MDFWP, Kalispell. 25 pp.

Bechard, M. J., R. L. Knight, D. G. Smith, and R. E. Fitzner. 1990. Nest sites and habitats of sympatric hawks (BUTEO spp.) in Washington. J. Field Ornithol. 61:159-170.

Chester, D. N., et al. 1990. Habitat use by nonbreeding bald eagles in North Carolina. J. Wildlife Management 54:223-234.

U.S. Fish and Wildlife Service (USFWS). 22 May 1990. Proposal to determine the razorback sucker (Xyrauchen texanus) to be an endangered species. Federal Register 55(99):21154-21161.

Jones, M. T., and R. E. Mirarchi. 1990. Habitats used by common ground-doves in southern Alabama. Wilson Bull. 102:137-139.

Ortega, J. C. 1990a. Home-range size of adult rock squirrels (SPERMOPHILUS VARIEGATUS) in southeastern Arizona. J. Mamm. 71:171-176.

Serie, J. R., and L. M. Cowardin. 1990. Use of social indices to predict reproductive success in canvasbacks. J. Wildl. Manage. 54:66-72.

Webb, R. G. 1990. Trionyx. Cat. Am. Amph. Rep. 487.1-487.7.

Droege, S., and J.R. Sauer. 1990. North American Breeding Bird Survey, annual summary, 1989. U.S. Fish and Wildlife Service, Biological Report 90(8). 22 pp.

Zeiner, D. C., W. F. Laudenslayer Jr., and K. E. Mayer (editors). 1990a. California's Wildlife. Vol. 2. Birds. California Statewide Wildlife Habitat Relat. System, California. Resources Agency, Dept. Fish and Game, Sacramento, California.

Sublette, J.E., M.D. Hatch, and M. Sublette. 1990. The fishes of New Mexico. Univ. New Mexico Press. Albuquerque. Univ. New Mexico Press.. 393 p.

Dick-Peddie, Scott. 1990. Biological assessment for threatened and endangered vertebrates on the eight target sites to be used by NLOS. September 1990. 5 pp.

Naumann, T. 1990 Status report for Astragalus ripleyi. Co Natural Areas Program, Denver, Co. p. 109

Beck, D. D. 1990. Ecology and behavior of the Gila monster in southwestern Utah. J. Herpetol. 24:54-68.

Conway, D. K., and K. L. P. Benson. 1990. A range extension for nesting Botteri's sparrow, AIMOPHILA BOTTERII, in southern Texas. Southwest. Nat. 35:348-349.

James, P.C., G.A. Fox, and T.J. Ethier. 1990. Is the operational use of strychnine to control ground squirrels detrimental to burrowing owls? Journal of Raptor Research 24:120-123.

McCord, R. D., R. E. Strauss, and C. H. Lowe. 1990. Morphometric variation in Kinosternon turtles of the western United States and adjacent Mexico. J. Herpetol. 24:297-301.

Ornat, A. L., and R. Greenberg. 1990. Sexual segregation by habitat in migratory warblers in Quintana Roo, Mexico. The Auk 107:539-43.

Taylor, J. P., and R. E. Kirby. 1990. Experimental dispersal of wintering snow and Ross' geese. Wildl. Soc. Bull. 18:312-319.

Reading, R. P., and T. W. Clark. 1990. Black-footed ferret annotated bibliography, 1986-1990. U.S. Bureau of Land Management Wildlife Tech. Bull. 3. 22 pp.

Daly, L. Parker, M. (1990) 1990 Mexican Spotted Owl Inventory Form. Sandia Ranger District, Cibola National Forest, USFS. 104 p.

Lightfoot & Muldavin Associates. 1990. Biological assessment, camera pads and pole sites, Kinetic Energy Missile (KEM) Program, White Sands Missile Range, New Mexico. 16 March 1990. 14 pp. of text + 1 very large topo map.

Lightfoot & Muldavin Associates, Environmental Consultants. 1990. Biological clearance survey of the GAM-83 site, White Sands Missile Range, New Mexico. Addendum: borrow gravel pit survey and biological assessment of Neolloydia intertexta. 18 June 1990. 6

Bureau of Land Management (BLM). 1990. Working toward recovery. Bureau of Land Management, Montana/Dakotas.

Department of the Air Force. 1990. Draft, Dynamic Coherent Measurement System (DYCOMS) environmental impact statement (PDEIS)..

Anderson, L.E., H.A. Crum, and W.R. Buck. 1990. List of the mosses of North America north of Mexico. The Bryologist 93(4):448-499.

Ellis, P. M., and J. D. Okill. 1990. Breeding ecology of the merlin FALCO COLUMBARIUS in Shetland. Bird Study 37:101-110.

Karp, C. A., and H. M. Tyus. 1990. Behavioral interactions between young Colorado squawfish and six fish species. Copeia 1990(1):25-34.

Perrigo, G., et al. 1990. Spring migration corridor of golden-winged warblers in Tamaulipas, Mexico. Am. Birds 44:28.

Swihart, R. K. 1990. Quebracho, thiram, and methiocarb reduce consumption of apple twigs by meadow voles. Wildl. Soc. Bull. 18:162-166.

Dunmire, W.W. 1990. Hedeoma todsenii inventory of Sacramento Mts, Caballo Resource Area, BLM. Unpublished report for BLM by TNC. 11 p + maps + photos.

Scarbrough, L. 1990. Letter to Bob Sivinski regarding locations for three species, ^Coryphantha sneedii, ^Oenothera organensis, and ^Peniocereus greggii. 3 pages included with map.

Brown, B. T. 1990. Nesting common mergansers in Chihuahua, Mexico. Southwest Nat. 35:88-89.

Firchow, K. M., M. R. Vaughan, and W. R. Mytton. 1990. Comparison of aerial survey techniques for pronghorns. Wildl. Soc. Bull. 18:18-23.

Houston, D. B., et al. 1990. Elk in Olympic National Park: will they persist over time? Natural Areas Journal 10:6-11.

Krupa, J.J. 1990. Bufo cognatus. Catalogue of American Amphibians and Reptiles. 457:1-2.

Purcell, K. L. 1990. Mature upper mixed-coniferous forest-montana chaparral. Journal of Field Ornithology (Supplement) 61:60-61.

Waples, R. S. 1990a. Conservation genetics of Pacific salmon. II. Effective population size and the rate of loss of genetic variability. Journal of Heredity 81:267-276.

Sauer, J. R. 1990. Route-regression analysis of scissor-tailed flycatcher population trends. U.S. Fish and Wildlife Service Biological Report 90:160-163.