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Cummings, J. L., et al. 1991. Evaluation of dimethyl and methyl anthranilate as a Canada goose repellent on grass. Wildl. Soc. Bull. 19:184-190.

Haas, G. R., and J. D. McPhail. 1991. Systematics and distribution of the Dolly Varden (Salvelinus malma) and bull trout (Salvelinus confluentus) in North America. Canadian Journal of Fisheries and Aquatic Sciences 48:2191-2211.

Kirkpatrick, J. F., and J. W. Turner, Jr. 1991. Compensatory reproduction in feral horses. J. Wildl. Manage. 55:649-652.

Ortega, J. C. 1991. The annual cycles of activity and weight of rock squirrels (Spermophilus variegatus) in southeastern Arizona. Am. Midl. Nat. 126:159-171.

Scoppettone, G. G., and G. Vinyard. 1991. Life history and management of four endangered lacustrine suckers. Pages 359-377 in W. L. Minckley and J. E. Deacon (editors). Battle Against Extinction: Native Fish Management in the American West. University of

Garrott, R. A. 1991a. Feral horse fertility control: potential and limitations. Wildl. Soc. Bull. 19:52-58.

Iverson, J. B. 1991c. Patterns of survivorship in turtles (order Testudines). Canadian J. Zoology 69:385-391.

Lydeard, C., and M. C. Wooten. 1991. Occurrence of Gambusia affinis in the Savannah and Chattahoochee drainages: previously undescribed geographic contacts between G. affinis and G. holbrooki. Copeia 1991:1111-1116.

Tippie, D., J. E. Deacon, and C.-H. Ho. 1991. Effects of convict cichlids on growth and recruitment of White River springfish. Great Basin Naturalist 51:256-260.

McCabe, R. A. 1991. The little green bird: ecology of the willow flycatcher. Rusty Rock Press, Madison, Wisconsin. xv + 171 pp.

Clayton, P. 1991. Field survey to Ball Ranch - Stop #18 on 2 Aug 1991.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #17 24 May, 1991

DeBruin, E. 1991. Field survey to Farmington Resource Area-plot #5 on 24 April 1991.

Monson, G. 1991. Letter to W. Shifflett, USFWS, 24 June 1991.

Anderson, J. (1991) 1991 Mexican Spotted Owl Inventory Form. Sandia Ranger District, Cibola National Forest, USFS. 2 p.

Gila National Forest. 1991. Mexican Spotted Owl inventory forms.

Meints, D.R. 1991. Seasonal movements, habitat use and productivity of Columbian sharp-tailed grouse in southeastern Idaho. M.S. thesis, University of Idaho. 74 pp.

Skaggs, R.W. 1991. A spotted owl inventory in the Organ mountains of south-central New Mexico 1991. Unpubl. report to New Mexico Natural Heritage Program, contract #NMHP 91-06-11.

Brush, T. 1991. Nesting ecology of Prothonotary Warblers in eastern Iowa: 1988-1991. Report submitted to the Iowa Department of Natural Resources. Unpublished.

Clayton, P. 1991. Field Ssurvey to Ball Ranch - Stop #22 on 5 Aug 1991.

Dennis, R. 1991. Ospreys. Colin Baxter Photography. 48 pp.

Bryan, G.G., and L.B. Best. 1991. Bird abundance and species richness in grassed waterways in Iowa rowcrop fields. American Midland Naturalist 126:90-102.

DeBruin, E. 1991. Field survey to Farmington Resource Area-plot #3 on 22 April 1991.

DeGraaf, R. M., W. M. Healy, and R. T. Brooks. 1991. Effects of thinning and deer browsing on breeding birds in New England oak woodlands. Forest Ecology Management 41:179-191.

Price, R. M. 1991. Senticolis, S. triaspis. Society for the Study of Amphibians and Reptiles 525.1-525.4.

Mongold, R. 1991. Field survey to Capitan Mts - Sawset Canyon, 31 May 1991.

Janvrin, J. A., E. P. Wiggers, and T. V. Dailey. 1991. Evaluation of drive counts for estimating northern bobwhite densities. Wildl. Soc. Bull. 19:XXX-481.

Worthington, R.D. (1991) Final Report, Kuenzler's Hedgehod Cactus Survey's 1, 2 & 3. Guadalupe Ranger District, Lincoln National Forest, USFS. 25 p.

Lundquist, R. W. and J. M. Mariani. 1991. Nesting habitat and abundance of snag-dependent birds in the southern Washington Cascade Range. Pp. 220-239 in L. F. Ruggiero, K. B. Aubry, A. B. Carey and M. H. Huff, tech. coordinators. Wildlife and Vegetation o

Postupalsky, S. 1991. Northern goshawk. Pages 169 in R. Brewer, G. A. McPeek, R. J. Adams Jr. (editors). Atlas of Breeding Birds of Michigan. Michigan State University Press, East Lansing, Michigan.

Britton, B. 1991. Unpublished plant occurrence record for Allium gooddingii at Gooseberry Canyon, Sept. 1988. map.

Kirkeminde, M. 1991. Unpub field notes for survey to Mogollon Mts - Hall Canyon on 31 July 1991. 1 p + map.

Skaggs, K. 1991. Plant/animal occurrence record - cooperator forms for Perityle cernua and Coryphantha organensis.

Williams, J. D., and G. H. Clemmer. 1991. Scaphirhynchus suttkusi, a new sturgeon (Pisces: Acipenseridae) from the Mobile Basin of Alabama and Mississippi. Bulletin of the Alabama Museum of Natural History 10:17-31.

Vermont Fish & Wildlife Department. 1991. Vermont's moose status 1991. 5 pp.

Anderson, J. (1991) 1991 Mexican Spotted Owl Inventory Form and Maps. Sandia Ranger District, Cibola National Forest, USFS. 40 p.

Harper, Hooley, Franklin, Martinez, Valdez. 1991. 1991 Mexican Spotted Owl Daytime Follow-up Visit Form, El Rito District, Carson National Forest, USFS. 3 p.

Turner, R., et al. 1991. NM Rare plant occurrence record data sheet of 27 August 1991 for Hedeoma apiculatum. EMNRD, Santa Fe, NM.

Clayton, P. 1991. Field survey to Ball Ranch - Stop #9 on 22 July 1991.

DeBruin, E. 1991. Field survey to Farmington Resource Area - Kutz Canyon - Stop #19 on 9 May 1991.

Reed, S. and P. Hyder 1991. USGS Capitan Peak 7.5' topo map with Mammillaria heyderi, Epithelantha micromeris and Astragalus kerrii from 23-31 May 1991 field survey for TNC.

DeBruin, E. 1991. Field survey to Farmington Resource Area-Flora Vista, stop #3 on 23 April 1991.

DeBruin, E. 1991. Field survey to Farmington Resource Area- Aztec- stop #11 on 22 April 1991.

Brennan, L. A. 1991. How can we reverse the northern bobwhite population decline? Wildl. Soc. Bull. 19:544-555.

Dawson, J. W., and R. W. Mannan. 1991a. Dominance hierarchies and helper contributions in Harris' hawks. Auk 108:649-660.

Laycock, W.A. 1991. Stable states and thresholds of range condition on North American rangelands: a viewpoint. Journal of Range Management. 44(5):427-433.

Nesom, G. L. 1991. A new species of Erigeron (Asteraceae: Asterae) from Northwestern New Mexico. Phytologia 71(5): 416-419.

Rogers, M. A. 1991b. Evolutionary differentiation within the northern Great Basin pocket gopher, Thomomys townsendii. II. Genetic variation and biogeographic considerations. Great Basin Nat. 51:127-152.

Taylor, W. K., and M. A. Kershner. 1991. Breeding biology of the great crested flycatcher in central Florida. J. Field Ornithol. 62:28-39.

Anderson, D.L. 1991. Plant collection log sheet for ^&Astralagus castetteri - log #19: west slopes of Goat Mt. 30 May 1991.

Ferguson, D. 1991. Unpub notes from phone conversation with Ellen DeBruin 12 April 1991.

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

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

American Ornithologists' Union (AOU). 1991. Thirty-eighth supplement to the American Ornithologists' Union Check-list of North American birds. Auk 108:750-4.

Deacon, J. E., and C. D. Williams. 1991. Ash Meadows and the legacy of the Devils Hole pupfish. Pages 69-87 in W. L. Minckley and J. E. Deacon, eds. Battle against extinction: native fish management in the American West. University of Arizona Press, Tucso

Hammerson, G. A., and H. M. Smith. 1991. The correct spelling of the name of the short-horned lizard of North America. Bull. Maryland Herp. Soc. 27(3):121-127.

Klenner, W. 1991. Red squirrel population dynamics. II. Settlement patterns and response to removals. J. Anim. Ecol. 60:979-993.

Pashley, D. 1991. Shorebirds, gulls, and terns: Louisiana, Mississippi, Alabama. Pages 79-83. in Proceed. of the Coastal Nongame Workshop. Dawn Jenings (ed.) U.S. Fish and Wildl. Serv., Region 4, and Florida Game Fresh Water Fish Commission. Gainsville, F

Siegel-Causey, D., C. Lefevre, and A. B. Savinetskii. 1991. Historical diversity of cormorants and shags from Amchitka Island, Alaska. Condor 93:840-852.