Marsh, P. C., F. J. Abarca, M. E. Douglas, and W. L. Minckley. 1989. Spikedace (Meda fulgida) and loach minnow (Tiaroga cobitis) relative to introduced red shiner (Cyprinella lutrensis). Final report to Arizona Game and Fish Dept., Phoenix, AZ.

Rauchenberger, M. 1989. Systematics and biogeography of the genus Gambusia (Cyprinodontiformes: Poecilidae). American Museum Novitates (2951):1-74.

Morrison, R. I. G., and R. K. Ross. 1989. Atlas of Nearctic shorebirds on the coast of South America. Vols. 1 and 2. Canadian Wildl. Serv. Spec. Publ. 325 pp.

Belanger, L., and R. Couture. 1989. Pintail, ANAS ACUTA, use of man-made ponds in Quebec. Can. Field-Nat. 103:547-550.

Degernes, L. A., et al. 1989. Lead poisoning in trumpeter swans. Proc. Assoc. Avian Vet, 1989:144-155.

Hlohowskyj, C. P., M. M. Coburn, and T. M. Cavender. 1989. Comparison of a pharyngeal filtering apparatus in seven species of the herbivorous cyprinid genus, Hybognathus (Pisces: Cyprinidae). Copeia 1989:172-183.

Marsh, P. C., and J. E. Brooks. 1989. Predation by ictalurid catfishes as a deterrent to re-establishment of hatchery-reared razorback suckers. Southwestern Naturalist 34:188-195.

Olin, G., S. M. Alcorn, and J. M. Alcorn. 1989. Dispersal of viable saguaro seeds by white-winged doves (ZENAIDA ASIATICA). Southwest. Nat. 34:281-284.

Clayton, P. 1989. Memorandum to WSRA area manager on preliminary distribution study for grama grass cactus, Toumeya papyracantha, in Otero county, NM.

Jankowski, Karen, 1989. Element Stewardship Abstract: mosquito control. The Nature Conservancy, Boston, Massachusetts, 65 pp.

Schulenberg, T. 1989. More on Pacific versus arctic loons. Birding 21:157-158.

Woffinden, N. D., and J. R. Murphy. 1989. Decline of a ferruginous hawk population: a 20-year summary. J. Wildl. Manage. 53:1127-1132.

Binford, L.C. 1989. A distributional survey of the birds of the Mexican state of Oaxaca. American Ornithologists' Union, Ornithological monographs No. 43. 418 pp.

Gila National Forest. 1989. Glenwood Ranger District Spotted Owl habitat description - form 2.

U.S. Forest Service (USFS). 1989. Implementation plan for the management of Astragalus ripleyi on the Carson National Forest. February 1989. Unpublished document. Carson National Forest, Tres Piedras, New Mexico, USA.

Hobbs, H. H., Jr. 1989. An Illustrated Checklist of the American Crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae). Smithsonian Contributions to Zoology 480:1-236.

Blumton, A. K., J. D. Fraser, and K. Terwilliger. 1989. Loggerhead shrike survey and census. Pages 116-118 in Virginia nongame and endangered wildlife investigative annual report, July 1, 1988 through June 30, 1989. Virginia Department of Game and Inland

Johnson, P. 1989. 7/20/1989 field form.

Anonymous. 1989. Goshawk breeding habitat in lowland Britain. British Birds. 82(2):56-67.

Castro, G., and J.P. Myers. 1989. Flight range estimates for shorebirds. Auk 106:474-476.

Galbraith, D. A., R. J. Brooks, and M. E. Obbard. 1989. The influence of growth rate on age and body size at maturity in female snapping turtles (Chelydra serpentina). Copeia 1989:896-904.

Henny, C. J., and G. B. Herron. 1989. DDE, selenium, mercury, and white-faced ibis reproduction at Carson Lake, Nevada. J. Wildl. Manage. 53:1032-1045.

Lingle, G.R., and P.A. Bedell. 1989. Nesting ecology of sedge wrens in Hall County, Nebraska. Nebraska Bird Review 56:47-49.

Sharp, D. U. 1989. Range extension of the barred owl in western Washington and first breeding record on the Olympic Peninsula. J. Raptor Res. 23:179-180.

Williams, J.E, J.E. Johnson, D.A. Hendrickson, S. Contreras-Balderas, J.D. Williams, M. Navarro-Mendoza, D.E. McAllister, and J.E. Deacon. 1989b. Fishes of North America endangered, threatened or of special concern: 1989. Fisheries 14(6):2-20.

Bosakowski, T., an D. G. Smith. 1989. Survey of the woodland raptor community in the Pequannock watershed. Unpublished report. 19 pp.

Hershberger, W. 1989. Loggerhead shrike (LANIUS LUDOVICIANUS) survey: spring 1989 for the Washington and Frederick counties of Maryland. Unpubl. report, Maryland Natural Heritage Program, Annapolis, Maryland.

Williams, S.O. and K.E. Copeland. 1989 Bird survey - Guadalupe Canyon, Hidalgo Co. NM. 18-20 June 1989.

Wilson, R. W. and R. D. Stager. 1989. Association between soils and desert tortoise population densisties and distribution, Piute Valley, Nevada. Bureau of Land Management, Las Vegas, NV. 17 pp.

Allendorf, F. W., and R. F. Leary. 1988. Conservation and distribution of genetic variation in a polytypic species, the cutthroat trout. Conservation Biology 2:170-184.

Claytor, R. R., and H. R. MacCrimmon. 1988. Morphometric and meristic variability among North American Atlantic salmon (Salmo salar). Canadian Journal of Zoology 66:310-317.

Franklin, A. B. 1988. Breeding biology of the great gray owl in southeastern Idaho and northwestern Wyoming. Condor 90:689-696.

Hubbard, J. P., and C. G. Schmitt. 1988. Organochlorine residues in avian prey of peregrine falcons breeding in New Mexico. Pages 176-181 in Glinski et al., eds. Proc. Southwest raptor management symposium and workshop. Nat. Wildl. Fed. Sci. and Tech. Ser

McKinney, R. G. 1988. Banders' guide to identification of EMPIDONAX flycatchers in northeastern North America. North American Bird Bander July-Sept:67-68.

Reichling, S. B. 1988b. Reproductive biology and current status of the Louisiana pine snake, Pituophis melanoleucus ruthveni. Pages 95-98 in M. J. Uricheck (editor). Proceedings of the Thirteenth Annual International Herpetology symposium. International H

Spear, L. B. 1988. Dispersal patterns of western gulls from Southeast Farallon Island. Auk 105:128-141.

Bendel, P. R., and G. D. Therres. 1988. Barn owl nest box use in saltmarsh and offshore habitats. Maryland Forest, Park and Wildlife Service, Program Report No. 1, Wye Mills, Maryland. 11 pp.

Bergerud, A. T., and W. B. Ballard. 1988. Wolf predation on caribou: the Nelchina herd case history, a different interpretation. J. Wildlife Management 52:344-357.

Dueser, R. D., J. L. Dooley, Jr., and G. L. Taylor. 1988. Habitat structure, forest composition and landscape dimensions as components of habitat suitability for the Delmarva fox squirrel. Pages 414-421 in B88SZA01NA.

Hector, D. P. K. 1988a. Vegetative cover, small bird abundance and patterns of Aplomado Falcon habitat quality in eastern Mexico. Pages 157-164 in Glinski et al., eds. Proc. Southwest raptor management symposium and workshop. Nat. Wildl. Fed. Sci. and Tec

Moncrief, N. D. 1988. Absence of genic variation in a natural population of nine-banded armadillos, DASYPUS NOVEMCINCTUS (Dasypodidae). Southwest Nat. 33:229-253.

Rickart, E. A. 1988. Population structure of the Piute ground squirrel (Spermophilus mollis). Southwest. Nat. 33:91-96.

Shields, O. and J.L. Reveal. 1988. Sequential evolution of EUPHILOTES (Lycaenidae: Scolitantidini) on their plant host ERIOGONUM (Polygonaceae: Eriogonoideae). Biological journal of the Linnean Society 33: 51-93.

Williams, E. S., E. T. Thorne, M. J. G. Appel, and D. W. Belitsky. 1988a. Canine distempter in black-footed ferrets (MISTELA NIGRIPES) from Wyoming. J. Wildl. Dis. 24:385-98.

Manning, R. W., et al. 1988. Subspecific status of the pallid bat, ANTROZOUS PALLIDUS, in the Texas Panhandle and adjacent areas. Occas. Pap. Mus. Texas Tech Univ. 118:1-5.

Ohmart, R. D., B. W. Anderson, and W. C. Hunter. 1988. The ecology of the lower Colorado River from Davis Dam to the Mexico-United States international boundary: a community profile. U.S. Fish and Wildlife Service, Biological Report 85(7.19). xvi + 296 pp

Bednarz, J. C., and S. W. Hoffman. 1988. The status of breeding Swainson's hawks in southeastern New Mexico. Pages 253-259 in Glinski et al., eds. Proc. Southwest raptor management symposium and workshop. Nat. Wildl. Fed. Sci. and Tech. Ser. No. 11.

Dolbeer, R. A., P. P. Woronecki, and J. R. Mason. 1988. Aviary and field evaluations of sweet corn resistance to damage by blackbirds. J. Am. Soc. Hortic. Sci. 113:460-464.

Horvath, E. G., and K. A. Sullivan. 1988. Facultative migration in yellow-eyed juncos. Condor 90:482-484.

Martin, J. W. and D. Belk. 1988. Review of the clam shrimp family Lynceidae Stebbing, 1902 (Branchiopoda: Conchostraca), in the Americas. Journal of Crustacean Biology 8:451-482

Ritke, M. E., and M. L. Kennedy. 1988. Intraspecific morphologic variation in the raccoon (PROCYON LOTOR) and its relationship to selected environmental variables. Southwestern Naturalist 33:295-314.

Tanner, W. W. 1988. Eumeces skiltonianus. Cat. Am. Amph. Rep. 447:1-4.

Cochran, M. and A. Laurenzi. Establishment Record for Escudilla Mountain Research Natural Area, Apache National Forest. US Forest Service, 50 p.

Dunmire, W. 1988. BLM observation of T&E plants. Unpub plant form on Epithelantha micromeris. 1p.

Manning, R. W., and J. K. Jones, Jr. 1988. Perognathus fasciatus. Mammalian Species 303:1-4.

Clayton, P. 1988. Threatened, endangered, candidate and state-listed plant survey of public land identified for disposal in Dona Ana and Otero Counties, New Mexico.

New Mexico Dept of Game and Fish. 1988 Et Seq. Handbook of species endangered in New Mexico. NM Dept Game and Fish, Santa Fe, NM 87503.

New Mex. Dept. Game & Fish. 1988. Sangre de Cristo pea-clam, handbook of species endangered in New Mexico. B-334:1-2.

Paulson, D. D. 1988. Chaetodipus baileyi. Mammalian Species 297:1-5.

Bock, C.E., and J.H. Bock. 1988. Grassland birds in southeastern Arizona: impacts of fire, grazing, and alien vegetation. Pages 43-58 in P.D. Goriup, editor. Ecology and conservation of grassland birds. International Council for Bird Preservation Publicat