Adams, W. M., and C. I. Rose. 1978. The selection of reserves for nature conservation. Disc. Papers in Conservation no. 20, University College, London.
Adamus, P. R., and G. C. Clough. 1978. Evaluating species for protection in natural areas.Biological Conservation 13:165–185.
Argus, G. W. 1977. The conservation of Canadian rare and endangered plants.In T. Mosquin and C. Suchal (eds.), Canada's threatened species and habitats. Canadian Nature Federation, Ottawa.
Argus, G. W., and D. J. White. 1982. Atlas of the rare vascular plants of Ontario. Botany Division, National Museum of Natural Sciences, Ottawa.
Armstrong, R. A. 1982. The effects of connectivity on community stability.American Naturalist 120:391–402.
Bailey, R. 1983. Delineation of ecosystem regions.Environmental Management 7:365–373.
Barnett, D. M., S. A. Edlund, and L. A. Dredge. 1977. Terrain characterization and evaluation: an example from eastern Melville Island. Geological Survey of Canada Paper 76–23, Ottawa.
Bastedo, J. D., J. G. Nelson, and J. T. Theberge. 1984. An ecological approach to resource survey and planning for environmentally significant areas: the ABC method.Environmental Management 8:125–134.
Basinger, E. B. 1980. Evaluating impacts upon endangered or threatened species. Pages 123–128in Biological evaluation on environmental impacts. US Fish and Wildlife Service, Washington, DC.
Binns, N. A. 1978. Evaluation of habitat quality in Wyoming trout streams.In Classification, inventory, and analysis of fish and wildlife habitat. US Fish and Wildlife Service, Washington, DC.
Blouin, M. S., and E. F. Connor. 1985. Is there a best shape for nature reserves.Biological Conservation 32:277–288.
Bonnicksen, T. and E. Stone. 1985. Restoring naturalness to national parks.Environmental Management 9:479–486.
Booth, P. R., and C. A. Sinker. 1979. The teaching of ecology in schools.Journal of Biological Education 13:261–266.
Botkin, D. B., J. E. Estes, R. M. MacDonald, and M. V. Wilson. 1984. Studying the earth's vegetation from space.Bioscience 34:508–514.
Brown, J. 1984. On the relationship between abundance and distribution of species.American Naturalist 124:255–279.
Brown, J., and N. A. Grave. 1979. Physical and thermal disturbance and protection of permafrost. Pages 51–79in Proceedings of the 3rd international conference on permafrost, vol. 2. National Research Council, Edmonton.
Brussard, P. F. 1984. Geographic patterns and environmental gradients: the central-marginal model inDrosophila revisited.Annual Review of Ecology and Systematics 15:65–96.
Bunt, J. S. 1975. Primary productivity of marine ecosystems. Pages 169–183in H. Lieth and R. H. Whittaker (eds.), Primary productivity of the biosphere. Springer-Verlag, New York.
Busack, S. D., and S. B. Hedges. 1984. Is the peninsular effect a red herring?American Naturalist 123:266–275.
Cairns, J., and K. L. Dickson. 1980. Risk analysis for aquatic ecosystems. Pages 73–83in Biological evaluation of environmental impacts: proceedings of a symposium. US Fish and Wildlife Service, OBS-80/26.
Canadian Department of Fisheries and Oceans. 1982. A classification of areas in the Canadian arctic for use in the renegotiation of oil and gas exploration agreements. Report prepared for the Canada Oil and Gas Lands Administration.
Carruthers, J. A. 1981. National parks system planning in Canada. International Seminar on National Parks and Equivalent Reserves, Jasper, Alberta.
Chesson, P., and T. Case. 1986. Overview: nonequilibrium community theories: chance, variability, history and coexistence. Pages 229–239in J. Diamond and T. Case (eds.), Community ecology. Harper and Row, New York.
Clarke, J., and R. Bell. 1986. Representation of biotic communities in protected areas: a Malawian case study.Biological Conservation 35:293–311.
Colwell, R. K. 1979. Toward a unified approach to the study of species diversity. Pages 75–92in J. F. Grassle, G. P. Patil, W. K. Smith, and C. Tallie (eds.), Ecological diversity in theory and practice. International Cooperative Publishers, Burtonsville, Maryland.
Connell, J. H., and E. Orias. 1974. The ecological regulation of species diversity.American Naturalist 98:399–414.
Connell, J. H., and W. P. Sousa. 1983. On the evidence needed to judge ecological stability or persistence.American Naturalist 121:789–824.
Connor, E. F., and E. D. McCoy. 1979. The statistics and biology of the species—area relationship.American Naturalist 113:791–833.
Davis, G. 1984. Natural diversity for future generations: the role of wilderness. Pages 141–154in J. L. Cooley and J. H. Cooley (eds.), Proceedings, natural diversity in forest ecosystems workshop, 29 November–1 December 1982, Athens, Georgia. Institute of ecology, University of Georgia, Athens.
Diamond, J. M. 1975. The island dilemma: lessons of modern biogeographic studies for the design of nature reserves.Biological Conservation 7:129–146.
Donihee, J., and P. A. Gray. 1982. A discussion paper on the management of “critical habitat” in the Northwest Territories. Unpublished manuscript, NWT wildlife Service.
Dony, J. G., and I. Denholm. 1985. Some quantitative methods of assessing the conservation value of ecologically similar sites.Journal of Applied Ecology 22:229–238.
Drury, W. H. 1974. Rare species.Biological Conservation 6:162–169.
Drury, W. H. 1980. Rare species of plants.Rhodora 82(829):3–48.
Eagles, P. F. J. 1980. Criteria for the designation of environmentally sensitive areas. Pages 68–79in S. W. Barrett and J. L. Riley (eds.), Protection of natural areas in Ontario. Working Paper no. 3, Faculty of Environmental Studies, York University, Toronto, Ontario.
Eagles, P. F. J., and J. D. McCauley. 1982. The rare breeding birds of Ontario. University of Waterloo Biology Series no. 24. University of Waterloo, Waterloo, Ontario.
Ealey, D. 1981. Critical, sensitive and unique wildlife habitats south of the treeline in the Northwest Territories. Unpublished report, Canadian Wildlife Service.
Ehrenfeld, D. W. 1976. The conservation of non-resources.American Scientist 64:648–656.
Ellis, J. A., J. N. Burroughs, M. J. Armbruster, D. L. Hallett, P. A. Korte, and T. S. Baskett. 1979. Appraising four field methods of terrestrial habitat evaluation.Transactions of the North American Wildlife Conference 44:369–379.
Endler, J. A. 1977. Geographic variation, speciation and clines. Princeton University Press, Princeton, New Jersey, 246 pp.
Environment Canada and Ontario Ministry of Natural Resources. 1984. An evaluation system for wetlands of Ontario south of the precambrian shield, 2nd edn.
Fenge, T. 1982. Towards comprehensive conservation of environmentally significant areas in the Northwest Territories, Canada.Environmental Conservation 9:305–313.
Foresta, 1985. Natural regions for national parks: the Canadian experience.Applied Geography 5:179–194.
Frankel, O., and M. Soule. 1981. Conservation and evolution. Cambridge University Press, Cambridge, 327 pp.
Franklin, I. R. 1980. Evolutionary change in small populations.In M. E. Soule and B. A. Wilcox (eds.), Conservation biology. Sinauer, Sunderland, Massaschusetts.
Fuller, R. J. 1980. A method for assessing the ornithological interest of sites for conservation.Biological Conservation 17:229–239.
Gehlbach, F. R. 1975. Investigation, evaluation and priority ranking of natural areas.Biological Conservation 8:79–88.
Gigon, A. 1983. Typology and principles of ecological stability and instability.Mountain Research and Development 3:95–102.
Gilbert, F. S. 1980. The equilibrium theory of island biogeography: fact or fiction?Journal of Biogeography 7:209–235.
Glassow, M. A. 1977. Issues in evaluating the significance of archaeological resources.American Antiquity 42:413–420.
Goeden, G. B. 1979. Biogeographic theory as a management tool.Biological Conservation 6:27–32.
Goldsmith, F. B. 1975. The evaluation of ecological resources in the countryside for conservation purposes.Biological Conservation 8:89–95.
Goldsmith, F. B. 1983. Evaluating nature. Pages 233–246in A. Warren and F. B. Goldsmith (eds.), Conservation in perspective. Wiley, Chichester, UK.
Goodman, D. 1975. The theory of diversity: stability relationships in ecology.Quarterly Review of Biology 50:237–266.
Hall, C. A. S., and R. Moll. 1975. Methods of assessing aquatic primary productivity. Pages 19–53in H. Lieth and R. H. Whittaker (eds.), Primary productivity of the biosphere. Springer-Verlag, New York.
Harper, J. L. 1981. The meanings of rarity.In H. Synge (ed.), The biological aspects of rare plant conservation. John Wiley, New York.
Harrison, G. W. 1979. Stability under environmental stress: resistance, resilience, persistence and variability.American Naturalist 113:659–669.
Helliwell, D. R. 1969. Valuation of wildlife resources.Regional Studies 3:41–47.
Higgs, A. J. 1981. Island biogeography theory and nature reserve design.Journal of Biogeography 8:117–124.
Hill, M. O. 1973. Diversity and evenness: a unifying notation and its consequences.Ecology 54:427–432.
Holling, C. S. 1973. Resilience and stability of ecological systems.Annual Review of Ecology and Systematics 4:1–24.
Huston, M. 1979. A general hypothesis of species diversity.American Naturalist 113:81–101.
Iffrig, G. F., and M. Bowles. 1983. A compendium of ecological and natural subdivisions of the United States.Natural Areas Journal 3(2):3–11.
Interdisciplinary Systems Ltd. 1980. Report on natural areas of Canadian significance in Natural Region 8 (Mackenzie Mountains area in British Columbia, Yukon Territory, and Northwest Territories). Unpublished report prepared for Parks Canada, Ottawa, 171 pp.
International Union for the Conservation of Nature and Natural Resources. 1980. World conservation strategy. IUCN, UN Environment Program and the World Wildlife Fund. International Union for the Conservation of Nature and Natural Resources. 1984. Threatened protected areas of the world. Commission on National Parks and Protected Areas. Morges, Switzerland.
Janzen, D. H. 1983. No park is an island: increase in interference from outside as park size decreases.Oikos 41:402–410.
Jenkins, R. E., and W. B. Bedford. 1973. The use of natural areas to establish environmental baselines.Biological Conservation 3:168–174.
Kaesler, R. L., E. E. Herricks, and J. S. Crossman. 1978. Use of indices of diversity and hierarchical diversity in stream surveys.In J. Cairns, R. J. Livingston, and K. L. Dickson (eds.), Biological data in water pollution assessment: quantitative and statistical analyses. American Society for Testing and Materials, Philadelphia.
Kilpatrick, C. W. 1981. Genetic structure of insular populations.In M. H. Smith and J. Joule (eds.), Mammalian population genetics. University of Georgia Press, Athens, Georgia.
King, J. G., and G. A. Sanger. 1979. Oil vulnerability index for marine-oriented birds. Pages 227–239in J. C. Bartonek and D. N. Nettleship (eds.), Conservation of marine birds of northern North America. US Fish and Wildlife Service, Wildlife Research Report no. 11.
Klopatek, J. M., J. T. Kitchings, R. J. Olson, K. D. Kumar, and L. K. Mann. 1981. A hierarchical system for evaluating regional ecological resources.Biological Conservation 20: 271–290.
Lahti, T., and E. Ranta. 1985. The SLOSS principle and conservation practice: an example.Oikos 44:369–370.
Lancia, R. A., S. D. Miller, D. A. Adams, and D. W. Hazel. 1982. Validating habitat quality assessment: an example.Transactions of the North American Wildlife Conference 47:96–110.
Langford, W., and D. Cocheba. 1978. The wildlife valuation problem: a critical review of economic approaches. Canadian Wildlife Service Occasional Paper no. 38, Ottawa.
Larson, J. S. 1982. Wetland value assessment: state of the art.In B. Gopal, R. E. Turner, R. G. Wetzel, and D. F. Whigham (eds.), Wetlands, ecology and management. National Institute of Ecology, New Delhi.
Lehmkuhl, J. F. 1984. Determining size and dispersion of minimum viable populations for land planning and species conservation.Environmental Management 8:167–176.
Leopold, A. 1953. Round River. Oxford University Press.
Lewontin, R. C. 1969. The meaning of stability.In G. W. Woodwell and H. H. Smith (eds.), Diversity and stability in ecological systems. Brookhaven National Laboratory, Upton, New York.
Livingston, J. A. 1981. The fallacy of wildlife conservation. McClelland and Stewart, Toronto.
Lloyd, C. S. 1984. A method for assessing the relative importance of seabird breeding colonies.Biological Conservation 28:155–172.
Lovejoy, T., and D. Oren. 1981. The minimum critical size of ecosystems. Pages 7–12in R. L. Burgess and D. M. Sharpe (eds.), Forest island dynamics in man-dominated landscapes. Springer-Verlag, New York.
Lynott, M. J. 1980. The dynamics of significance, an example from central Texas.American Antiquity 45:117–120.
MacArthur, R. H. 1955. Fluctuations of animal populations and a measure of community stability.Ecology 36:533–554.
MacArthur, R. H., and E. O. Wilson. 1967. The theory of island biogeography. Princeton University Press, Princeton, New Jersey.
McClenaghan, L. R., and M. S. Gaines. 1981. Genic and morphological variability in central and marginal populations ofSigmodon hispidus.In M. H. Smith and J. Joule (eds.), Mammalian population genetics. University of Georgia Press, Athens, Georgia.
McCormick, K., M. E. Adams, C. J. Stephenson, and A. Goodman. 1984. Key migratory bird habitats in the Northwest Territories: an overview. Draft discussion paper, Canadian Wildlife Service, Yellowknife, Northwest Territories.
MacFarland, J. W., and R. S. Wienstien. 1979. The national estuarine sanctuary program.Coastal Zone Management Journal 6:89–97.
McKinnon, J. 1982. National conservation plan for Indonesia. National Parks Development Project of the Food and Agriculture Organization of the United Nations. Food and Agriculture Organization of the United Nations, Bogor.
McNeeley, J. A., and K. R. Miller (eds.). 1984. National parks, conservation and development: the role of protected areas in sustaining society. Smithsonian Institution Press, Washington, DC.
Man and Biosphere Program. 1974. Task force on: criteria and guidelines for the choice and establishment of biosphere reserves. Man and Biosphere Program Report Series no. 22. Paris.
Man and Biosphere Program. 1976. Guidelines for the selection of biosphere reserves in Canada. Canada/MAB Report 6. Ottawa.
Margules, C., A. J. Higgs, and R. W. Rafe. 1982. Modern biogeographic theory: are there any lessons for nature reserve design?Biological Conservation 24:115–128.
Margules, C., and M. B. Usher. 1981. Criteria used in assessing wildlife conservation potential: a review.Biological Conservation 21:79–109.
May, R. M. 1973. Stability and complexity in model ecosystems. Princeton University Press, Princeton, New Jersey.
Miller, R. I., and L. D. Harris. 1977. Isolation and extirpations in wildlife reserves.Biological Conservation 12:311–316.
Miller, R. I., and P. White. 1986. Considerations for preserve design based on the distribution of rare plants in Great Smoky Mountains National Park, USA.Environmental Management 10:119–124.
Mooney, H., and M. Godron. 1983. Disturbance and ecosystems: components of response. Springer-Verlag, Berlin, 292 pp.
Moore, N. 1982. What parts of Britain's countryside must be conserved?New Scientist 21 January, pp. 147–149.
National Oceanic and Atmospheric Administration. 1982. National marine sanctuaries program, program development plan. US Department of Commerce, Washington, DC.
Nelson, J. G., and S. Jessen. 1984. Planning and management of environmentally significant areas in the Northwest Territories: issues and alternatives. Canadian Arctic Resources Committee, Ottawa.
Nelson, J. G., P. G. R. Smith, and J. T. Theberge. 1985. Environmentally significant areas in the Northwest Territories: their role, identification, and implementation.Environments 17:93–109.
Nicholson, E. M. 1968. Handbook to the conservation section of the International Biological Program. Blackwell, Oxford, UK.
Nordic Council of Ministers. 1983. Representative types of nature in the Nordic countries. Lund, Sweden.
Noss, R. F. 1983. Different levels of natural areas thinking.Natural Areas Journal 3(3):8–14.
Nova Scotia, Department of Lands and Forests. 1979. Nova Scotia parks and recreation system plan. 1. Planning. Halifax, Nova Scotia.
Ontario Ministry of Natural Resources. 1978. Ontario provincial parks: planning and management policies. Toronto.
Ontario Ministry of Natural Resources. 1981. Report of the task force on parks system planning. Strategic Land Use Planning Program, Parks System Planning Program. Ontario Ministry of Natural Resources, Toronto.
Orians, G. H. 1974. Diversity, stability and maturity in natural ecosystems. Pages 139–150in W. H. van Dobben and R. H. Lowe-McConnell (eds.), Unifying concepts in ecology. Junk, The Hague.
Oviatt, C. A., S. W. Nixon, and J. Garber. 1977. Variation and evaluation of coastal salt marshes.Environmental Management 1:201–211.
Parks Canada. 1972. National parks system planning manual. Department of Indian and Northern Affairs, Ottawa.
Parks Canada. 1982. Parks Canada policy. Department of the Environment, Ottawa.
Patil, G. P., and C. Taillie. 1979. An overview of diversity. Pages 3–28in J. F. Grassle, G. P. Patil, W. K. Smith, and C. Tallie (eds.), Ecological diversity in theory and practice. International Cooperative Publishers, Burtonsville, Maryland.
Perring, F. H., and L. Farrell, 1977. British red data books. 1. Vascular plants. Society for the Promotion of Nature Conservation, Lincoln, UK.
Peterken, G. F. 1968. International selection of areas for reserves.Biological Conservation 1:55–61.
Peterson, E. B. 1976. Biological productivity of arctic lands and waters: a review of Canadian literature. Pages 85–100in M. M. R. Freeman (ed.), Inuit land use and occupancy project, vol. 2. Department of Indian and Northern Affairs, Ottawa.
Pickett, S., and J. Thompson. 1978. Patch dynamics and the design of nature reserves.Biological Conservation 13:27–38.
Picton, H. D. 1979. The application of insular biogeographic theory to the conservation of large mammals in the Rocky Mountains.Biological Conservation 15:73–79.
Pielou, E. C. 1977. Ecological diversity. John Wiley, New York, 165 pp.
Pimm, S. L. 1984. The complexity and stability of ecosystems.Nature 307:321–325.
Ploeg, S. W. F. Van der, and L. Vlijm. 1978. Ecological evaluation, nature conservation and land use planning with particular reference to methods used in the Netherlands.Biological Conservation 14:197–221.
Preston, F. W. 1948. The commonness and rarity of species.Ecology 20:254–283.
Preston, F. W. 1962. The canonical distribution of commonness and rarity.Ecology 43:185–215 and 410–432.
Quebec, Ministere d'Environment. 1980. Program d'implantation d'un reseau de reserves ecologiques au Quebec. Diretion des Reserves Ecologiques et des Sites Naturels, Quebec.
Quebec, Ministere du Loisir, de la Chasse et de la Peche. 1984. Quebec parks policy. Quebec.
Rabb, L. M., and T. C. Klinger. 1977. A critical appraisal of “significance” in contract archeology.American Antiquity 42:629–634.
Rabe, F. W. 1984. Selection of high mountain lakes as natural areas.Natural Areas Journal 4(1):24–29.
Rabe, F. W., and N. L. Savage. 1979. A methodology for the selection of aquatic natural areas.Biological Conservation 15:291–300.
Rabinowitz, D. 1981. Seven forms of rarity.In H. Synge (ed.), The biological aspects of rare plant conservation. John Wiley, New York.
Radford, A. E., D. K. S. Otte, L. J. Otte, J. R. Massey, and P. D. Whitson. 1981. Natural heritage: classification, inventory and information. University of North Carolina Press, Chapel Hill, North Carolina, 485 pp.
Ranney, J. W., M. C. Bruner, and J. B. Levenson. 1981. The importance of edge in the structure and dynamics of forest islands. Pages 67–95in R. L. Burgess and D. M. Sharpe (eds.), Forest island dynamics in man-dominated landscapes. Springer-Verlag, New York.
Rapoport, E. H. 1982. Areography: geographical strategies of species. Pergamon, Oxford, UK, 269 pp.
Ratcliffe, D. (ed.). 1977. A nature conservation review, vol. 1. Cambridge University Press, Cambridge, UK.
Ray, G. C. 1975. Survey of critical marine habitats and requirements for their conservation. Pages 15–59in Proceedings, international conference on marine parks and reserves, Tokyo, 12–14 May 1975. IUCN Publication New Series no. 37. Morges, Switzerland.
Romme, W. H., and D. H. Knight. 1982. Landscape diversity: the concept applied to Yellowstone Park.Bioscience 32:664–670.
Roome, N. J. 1984. Evaluation in nature conservation decision-making.Environmental Conservation 11:247–252.
Rudis, V. A., and A. R. Ek. 1981. Optimization of forest island spatial patterns: methodology for analysis of landscape pattern. Pages 241–256in R. L. Burgess and D. M. Sharpe (eds.), Forest island dynamics in man-dominated landscapes. Springer-Verlag, New York.
Salm, R. V. 1984. Ecological boundaries for coral-reef reserves: principles and guidelines.Environmental Conservation 11:209–215.
Samson, F. B., and F. L. Knopf. 1982. In search of a diversity ethic for wildlife management.Transactions of the North American Wildlife Conference 47:421–431.
Sargent, F. O., and J. H. Brande. 1976. Classifying and evaluating unique natural areas for planning purposes.Journal of Soil and Water Conservation 31:113–116.
Saxon, E. C. 1983. Mapping the habitats of rare animals in the Tanami wildlife sanctuary (Central Australia): an application of satellite imagery.Biological Conservation 27: 243–258.
Schiffer, M. B., and G. J. Gummerman. 1977. Assessing significance. Pages 239–248in M. B. Schiffer and G. J. Gummerman (eds.), Conservation archaeology, a guide for cultural resource management studies. Academic Press, New York.
Schiffer, M. B., and J. H. House. 1977. An approach to assessing scientific significance. Pages 249–257in M. B. Schiffer and G. J. Gummerman (eds.), Conservation archaeology, a guide for cultural resource management studies. Academic Press, New York.
Schonewald-Cox, C. M., S. M. Chambers, B. MacBryde, and W. L. Thomas. 1983. Genetics and conservation: a reference for managing wild animal and plant populations. Benjamin/Cummings Publishing, Menlo Park, California, 722 pp.
Seitz, W. K., C. L. Kling, and A. H. Farmer. 1982. Habitat evaluation: a comparison of three approaches on the northern Great Plains.Transactions of the North American Wildlife and Natural Resources Conference 47:82–95.
Shaffer, M. L. 1980. Minimum population sizes for species conservation.Bioscience 31:131–134.
Sharrock, F. W., and D. K. Grayson. 1979. Significance in contract archaeology.American Antiquity 44:327–328.
Shields, W. M. 1983. Genetic considerations in the management of the wolf and other large vertebrates: an alternative view. Pages 90–92in L. N. Carbyn (ed.), Wolves in Canada and Alaska: their status, biology and management. Canadian Wildlife Service Report, Series no. 45. Ottawa, Canada.
Sieb, R. L. 1980. Baja California: a peninsula for rodents but not for reptiles.American Naturalist 112:583–593.
Simberloff, D. 1978. Use of rarefaction and related methods in ecology.In K. L. Dickson, J. Cairns, Jr., and R. J. Livingston (eds.), Biological data in water pollution assessment: quantitative and statistical analyses. American Society for Testing and Materials, Philadelphia.
Simberloff, D., and L. G. Abele. 1982. Refuge design and island biogeographic theory: effects of fragmentation.American Naturalist 120:41–50.
Sinden, J. A., and G. K. Windsor. 1981. Estimating the value of wildlife for preservation: a comparison of approaches.Journal of Environmental Management 12:111–125.
Smart, M. 1976. Recommendations for criteria to be used in identifying wetlands of international significance.In Proceedings of the International Conference on the Conservation of Wetlands and Waterfowl. Heiligenhefen, FRG.
Smith, P. G. R. 1984. Identifying and evaluating environmentally significant areas in the Northwest Territories: a review, a proposed evaluation system and a test application. Unpublished MA thesis. University of Waterloo, Waterloo, Ontario.
Smith, P. G. R., J. G. Nelson, and J. B. Theberge. 1986. Planning environmentally significant areas in the Northwest Territories. University of Waterloo, Heritage Resources Centre, Occasional Paper no. 7. Waterloo, Ontario.
Solomon, D. L. 1979. A comparative approach to species diversity. Pages 29–38in J. F. Grassle, G. P. Patil, W. K. Smith, and C. Tallie (eds.), Ecological diversity in theory and practice. International Cooperative Publishers, Burtonsville, Maryland.
Sorg, C. F., and J. Loomis. 1985. An introduction to wildlife valuation techniques.Wildlife Society Bulletin 13:38–46.
Soule, M. E. 1973. The epistasis cycle: a theory of marginal populations.Annual Review of Ecology and Systematics 4:165–187.
Soule, M. E. 1980. Thresholds for survival: maintaining fitness and evolutionary potential. Pages 151–169in M. E. Soule and B. A. Wilcox (eds.), Conservation biology. Sinauer, Sunderland, Massachusetts.
Sparrowe, R. D., and B. F. Sparrowe. 1978. Use of critical parameters for evaluating wildlife habitat. Pages 385–405in Classification, inventory, and analysis of fish and wildlife habitat: proceedings of a national symposium. US Fish and Wildlife Service, Washington, DC.
Stebbins, G. L. 1980. Rarity of plant species: a synthetic viewpoint.Rhodora 82(829):77–86.
Steiner, F. 1983. Resource suitability: methods for analysis.Environmental Management 7:401–420.
Sutherland, J. P. 1981. The fouling community at Beaufort, North Carolina: a study in stability.American Naturalist 118:499–519.
Tainter, J. A., and G. L. Lucas. 1983. Epistemology of the significance concept.American Antiquity 48:707–719.
Tans, W. 1974. Priority ranking of biotic natural areas.Michigan Botanist 13:31–39.
Theberge, J. B. 1983. Considerations in wolf management related to genetic variability and adaptive change. Pages 86–89in L. N. Carbyn (ed.), Wolves in Canada and Alaska: their status, biology and management. Canadian Wildlife Service Report, Series no. 45. Ottawa.
Theberge, J. B., J. G. Nelson, and T. Fenge (eds.). 1980. Environmentally significant areas of the Yukon Territory. Canadian Arctic Resources Committee, Ottawa.
Thompson, L. S. 1978. Identification of critical wildlife habitat using an “impact risk” mapping technique. Pages 421–442in Classification, inventory, and analysis of fish and wildlife habitat: proceedings of a national symposium. US Fish and Wildlife Service, Washington, DC.
Thoreau, H. D. 1854. Walden, or life in the woods. Houghton Mifflin, Boston, 357 pp.
Tubbs, C. R., and Blackwood, J. W. 1971. Ecological evaluation of land for planning purposes.Biological Conservation 3:169–172.
US Fish and Wildlife Service. 1980. Habitat evaluation procedures (HEP) manual. 102 ESM, Washington, DC.
US National Park Service. 1972. Part two of the national park system plan, natural history. US Department of Interior, Washington, DC.
Usher, M. B. 1980. An assessment of conservation values within a large site of special scientific interest in North Yorkshire.Field Studies 5:323–348.
Usher, M. B. 1985. Implications of species—area relations for wildlife conservation.Journal of Environmental Management 21:181–192.
Westman, W. 1978. Measuring the inertia and resilience of ecosystems.Bioscience 28:705–710.
Whelan, J. B., A. R. Tipton, J. F. Williamson, P. R. Johnsen, J. P. McClure, and N. D. Cost. 1979. A comparison of three systems for evaluating forest wildlife habitat.Transactions of the North American Wildlife Conference 44:390–403.
Whittaker, R. H. 1972. Evolution and measurement of species diversity.Taxon 21:213–251.
Whittaker, R. H., and P. L. Marks. 1975. Methods of assessing terrestrial productivity. Pages 55–118in H. Lieth and R. H. Whittaker (eds.), Primary productivity of the biosphere. Springer-Verlag, New York.
Worbets, B. W. 1979. Shoreline oil spill protection and cleanup strategies: southern Beaufort Sea. Dome Petroleum, Calgary, Alberta.
Wright, D. F. 1977. A site evaluation scheme for use in the assessment of potential nature reserves.Biological Conservation 11:293–305.