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THE INFLUENCE OF ENVIRONMENTAL CHARACTERISTICS ON LIFE HISTORY ATTRIBUTES OF ANTARCTIC TERRESTRIAL BIOTA

1996; Wiley; Volume: 71; Issue: 2 Linguagem: Inglês

10.1111/j.1469-185x.1996.tb00747.x

1469-185X

Peter Convey,

Marine and coastal plant biology

Biological ReviewsVolume 71, Issue 2 p. 191-225 THE INFLUENCE OF ENVIRONMENTAL CHARACTERISTICS ON LIFE HISTORY ATTRIBUTES OF ANTARCTIC TERRESTRIAL BIOTA PETER CONVEY, PETER CONVEY British Antarctic Survey, Natural Environment Research Council, High Cross, Madingley Road, Cambridge CB3 ET, UKSearch for more papers by this author PETER CONVEY, PETER CONVEY British Antarctic Survey, Natural Environment Research Council, High Cross, Madingley Road, Cambridge CB3 ET, UKSearch for more papers by this author First published: May 1996 https://doi.org/10.1111/j.1469-185X.1996.tb00747.xCitations: 207AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL References Aleksandrova, V. D. (1980). The vegetation of the tundra zones in the USSR and data about its productivity. In Productivity and Conservation in Northern Circumpolar Lands (ed. W. A. Fuller and P. G. Kevan), pp. 93– 114. IUCN, Morges , Switzerland . Baker, J. H. (1972). The rate of production and decomposition in Chorisodontium aciphyllum (Hook. f. et Wils.) Broth. British Antarctic Survey Bulletin 27, 123– 129. Bale, J. S. (1987). Insect cold hardiness: freezing and supercooling - an ecological perspective. Journal of Insect Physiology 33, 899– 908. Bale, J. S. (1993). Classes of insect cold hardiness. Functional Ecology 7, 751– 753. Bates, J. W. (1994). Responses of the mosses Brachythecium rutabulum and Pseudoscleropodium purum to a mineral nutrient pulse. Functional Ecology 8, 689– 692. Baust, J. G. & Edwards, J. S. (1979). Mechanisms of freezing tolerance in an Antarctic midge (Belgica antarctica). Physiological Entomology 4, 1– 5. Baust, J. G. & Lee, R. E. Jr. (1987). Multiple stress tolerance in an Antarctic terrestrial arthropod: Belgica antarctica. Cryobiology 24, 140– 147. Baust, J. G. & Rojas, R. R. (1985). Review - insect cold-hardiness: facts and fancy. Journal of Insect Physiology 341, 755– 759. Bernini, F. (1990). Oribatids and insular biogeography. Atti dei Convegni Lincei 85, 23– 43. Björk, S., Malmer, N., Hjort, C., Sandgren, P., Ingólfsson, O., Wallén, B., Lewis Smith, R. I. & Jónsson, B. L. (1991). Stratigraphic and paleoclimatic studies of a 5500-year-old moss bank on Elephant Island, Antarctica. Arctic and Alpine Research 23, 361– 374. Bliss, L. C. (1979). Vascular plant vegetation of the southern circumpolar region in relation to Antarctic, alpine and Arctic vegetation. Canadian Journal of Botany 57, 2167– 2178. Block, W. (1977). Oxygen consumption of the terrestrial mite Alaskozetes antarcticus (Acari: Cryptostigmata). Journal of Experiment Biology 68, 69– 87. Block, W. (1979). Oxygen consumption of the Antarctic springtail Parisotoma octooculata (Willem) (Isotomidae). Revue d'Écologie et de Biologie du Sol 16, 227– 233. Block, W. (1980). Survival strategies in polar terrestrial arthropods. Biological Journal of the Linnean Society 14, 29– 38. Block, W. (1981). Terrestrial arthropods and low temperature. Cryobiology 18, 436– 444. Block, W. (1982). Respiration studies on some South Georgian Coleoptera. Comité National Français des Recherches Antarctiques 51, 183– 192. Block, W. (1984a). Terrestrial microbiology, invertebrates and ecosystems. In Antarctic Ecology (ed. R. M. Laws), pp. 163– 236. Academic Press, London . Block, W. (1984b). A comparative study of invertebrate supercooling at Signy Island, maritime Antarctic. British Antarctic Survey Bulletin 64, 67– 76. Block, W. (1985). Arthropod interactions in an Antarctic terrestrial community. In Antarctic Nutrient Cycles and Food Webs (ed. W. R. Siegfried, P. R. Condy and R. M. Laws), pp. 614– 619. Springer-Verlag, Berlin . Block, W. (1987). Ecophysiology of terrestrial arthropods. Comité National Français des Recherches Antarctiques 58, 99– 106. Block, W. (1990). Cold tolerance of insects and other arthropods. Philosophical Transactions of the Royal Society of London, series B 326, 613– 633. Block, W., Burn, A. J. & Richard, K. J. (1984). An insect introduction to the maritime Antarctic. Biological Journal of the Linnean Society 23, 33– 39. Block, W. & Convey, P. (1995). The biology, life cycle and ecophysiology of the Antarctic mite Alaskozetes antarcticus. Journal of Zoology 236, (In the Press). Block, W. & Duman, J. G. (1989). The presence of thermal hysteresis producing antifreeze proteins in the Antarctic mite, Alaskozetes antarcticus. Journal of Experimental Zoology 250, 229– 231. Block, W. & Sømme, L. (1982). Cold-hardiness of terrestrial mites at Signy Island, maritime Antarctic. Oikos 38, 157– 167. Block, W. & Young, S. R. (1978). Metabolic adaptations of Antarctic terrestrial micro-arthropods. Comparative Biochemistry and Physiology 61A, 363– 368. Block, W. & Zettel, J. (1980). Cold hardiness of some alpine Collembola. Ecological Entomology 5, 1– 9. Booth, R. G. & Usher, M. B. (1986). Arthropod communities in a maritime Antarctic moss-turf habitat: life history strategies of the prostigmatid mites. Pedobiologia 29, 209– 218. Brassard, G. R. (1971). The mosses of northern Ellesmere Island, Arctic Canada. I: Ecology and phytogeography, with an analysis for the Queen Elizabeth Islands. Bryologist 74, 233– 281. Burn, A. J. (1981). Feeding and growth in the Antarctic collembolan. Cryptopygus antarcticus. Oikos 36, 59– 64. Burn, A. J. (1982). Effects of temperature on feeding activity of Cryptopygus antarcticus. Comité National Français des Recherches Antarctiques 51, 209– 217. Burn, A. J. (1984a). Life cycle strategies in two Antarctic Collembola. Oecologia 64, 223– 229. Burn, A. J. (1984b). Energy partitioning in the Antarctic collembolan Cryptopygus antarcticus. Ecological Entomology 9, 11– 21. Burn, A. J. (1986). Feeding rates of the cryptostigmatid mite Alaskozetes antarcticus (Michael). British Antarctic Survey Bulletin 71, 11– 17. Butcher, J. W., Snider, R. & Snider, R. J. (1971). Bioecology of edaphic Collembola and Acarina. Annual Review of Entomology 16, 249– 288. Cameron, R. E., Honour, R. C. & Morelli, F. A. (1977). Environmental impact studies of Antarctic sites. In Adaptations within Antarctic ecosystems: Proceedings of the third SCAR symposium on Antarctic biology (ed. G. A. Llano), pp. 1157– 1176. Smithsonian Institution, Washington , D.C . Cannon, R. J. C. (1986). Effects of ingestion of liquids on the cold tolerance of an Antarctic mite. Journal of Insect Physiology 32, 955– 961. Cannon, R. J. C. (1987). Effects of low temperature acclimation on the survival and cold tolerance of an Antarctic mite. Journal of Insect Physiology 33, 509– 521. Cannon, R. J. C. & Block, W. (1988). Cold tolerance of microarthropods. Biological Reviews 63, 23– 77. Cannon, R. J. C., Block, W. & Collett, G. D. (1985). Loss of supercooling ability in Cryptopygus antarcticus (Collembola: Isotomidae) associated with water uptake. Cryo-Letters 6, 73– 80. Chambers, M. J. G. (1967). Investigations of patterned ground at Signy Island, South Orkney Islands: III. Miniature patterns, frost heaving and general conclusions. British Antarctic Survey Bulletin 12, 1– 22. Chown, S. L. (1992). A preliminary analysis of weevil assemblages in the sub-Antarctic: local and regional patterns. Journal of Biogeography 19, 87– 98. Chown, S. L. (1994). Historical ecology of sub-Antarctic weevils (Coleoptera: Curculionidae): patterns and processes on isolated islands. Journal of Natural History 28, 411– 433. Christiansen, K. (1964). Bionomics of Collembola. Annual Review of Entomology 9, 147– 178. Clagg, H. B. (1966). Trapping of air-borne insects in the Atlantic-Antarctic area. Pacific Insects 8, 455– 466. Clarke, A. (1988). Seasonality in the Antarctic marine environment. Comparative Biochemistry and Physiology 90B, 461– 473. Clarke, A. (1991). What is cold adaptation and how should we measure it American Zoologist 31, 81– 92. Clarke, A. (1993). Seasonal acclimatization and latitudinal compensation in metabolism, do they exist Functional Ecology 7, 139– 149. Clarke, A. & North, A. W. (1991). Is the growth of polar fish limited by temperature? In Biology of Antarctic fish (ed. G. Prisco, B. Maresco and B. Tota), pp. 54– 69. Springer-Verlag, Berlin . Clarke, A. & Peck, L. S. (1991). The physiology of marine zooplankton. Polar Research 10, 355– 369. Collins, N. J. (1976). The development of moss-peat banks in relation to changing climate and ice cover on Signy Island in the maritime Antarctic. British Antarctic Survey Bulletin 43, 85– 102. Collins, N. J. (1977). The growth of mosses in two contrasting communities in the maritime Antarctic: measurement and prediction of net annual production. In Adaptations within Antarctic Ecosystems (ed. G. A. Llano), pp. 921– 933. Gulf Publishing Co., Houston . Convey, P. (1992a). Seasonal lipid contents of Antarctic micro-arthropods. Experimental and Applied Acarology 15, 219– 231. Convey, P. (1992b). Aspects of the biology of the midge, Eretmoptera murphyi Schaeffer (Diptera: Chironimidae), introduced to Signy Island, maritime Antarctic. Polar Biology 12, 653– 657. Convey, P. (1993). Photosynthesis and dark respiration in Antarctic mosses - an initial comparative study. Polar Biology 14, 65– 69. Convey, P. (1994a). Growth and survival strategy of the Antarctic mite Alaskozetes antarcticus. Ecography 17, 97– 107. Convey, P. (1994b). Sex ratio, oviposition and early development of the Antarctic oribatid mite Alaskozetes antarcticus (Acari: Cryptostigmata) with observations on other oribatids. Pedobiologia 38, 161– 168. Convey, P. (1994c). The influence of temperature on individual growth rates of the Antarctic mite Alaskozetes antarcticus. Acta Œcologica 15, 43– 53. Convey, P. (1994d). The use of field enclosures to measure growth and mortality rates in an Antarctic collembolan. Acta Zoologica Fennica 195, 18– 22. Convey, P. (1994e). Modelling reproductive effort in sub- and maritime Antarctic mosses. Oecologica 100, 45– 53. Convey, P. & Lewis Smith, R. I. (1993). Investment in sexual reproduction by Antarctic mosses. Oikos 68, 293– 302. Crafford, J. E. (1986). A case study of an alien invertebrate (Limnophyes pusillus, Diptera, Chironomidae) introduced on Marion Island: selective advantages. South African Journal of Antarctic Research 16, 115– 117. Crafford, J. E. & Chown, S. L. (1993). Respiratory metabolism of sub-Antarctic insects from different habitats on Marion Island. Polar Biology 13, 411– 415. Cranston, P. S. (1985). Eretmoptera murphyi Schaeffer (Diptera: Chironomidae), an apparently parthenogenetic Antarctic midge. British Antarctic Survey Bulletin 66, 35– 45. Danks, H. V. (1981). Arctic Arthropods, a Review of Systematics and Ecology with Particular Reference to the North American Fauna. Entomological Society of Canada, Ottawa . Danks, H. V. (1992). Long life cycles in insects. Canadian Entomologist 124, 167– 187. Dastych, H. (1984). The Tardigrada from the Antarctic with descriptions of several new species. Acta Zoologica Cracoviensia 27, 377– 436. Davey, M. C., Pickup, J. & Block, W. (1992). Temperature variation and its biological significance in fellfield habitats on a maritime Antarctic island. Antarctic Science 4, 383– 388. Davis, R. C. (1983). Prediction of net primary production in two Antarctic mosses by two models of net CO2 fixation. British Antarctic Survey Bulletin 59, 47– 61. Delettre, Y. R. & Tréhen, P. (1977). Introduction à la dynamique des populations de Limnophyes pusillus Eaton dans les sols des Iles Australes Antarctiques Françaises. Ecological Bulletins 25, 80– 89. Diamond, J. M. (1975). Assembly of species communities. In Ecology and Evolution of Communities (ed. M. L. Cody and J. M. Diamond), pp. 343– 444. Harvard University Press, Cambridge MA . Dilks, T. J. K. & Proctor, M. C. F. (1975). Comparative experiments on temperature responses of bryophytes: assimilation, respiration and freezing damage. Journal of Bryology 8, 317– 336. Duckhouse, D. A. (1985). Psychodidae (Diptera, Nematocera) of the subantarctic islands with observations on the incidence of parthenogenesis. International Journal of Entomology 27, 173– 184. Duman, J. G. (1984). Change in overwintering mechanism of the cucujid beetle, Cucujus clavipes. Journal of Insect Physiology 30, 235– 239. During, H. J. (1979). Life strategies of bryophytes: a preliminary review. Lindbergia 5, 2– 18. Edwards, J. A. (1972). Studies in Colobanthus quitensis (Kunth) Bartl. and Deschampsia antarctica Desv.: V. Distribution, ecology and vegetative performance on Signy Island. British Antarctic Survey Bulletin 28, 11– 28. Edwards, J. A. (1974). Studies in Colobanthus quitensis (Kunth) Bartl. and Deschampsia antarctica Desv.: VI. Reproductive performance on Signy Island. British Antarctic Survey Bulletin 39, 67– 86. Edwards, J. A. & Lewis Smith, R. I. (1988). Photosynthesis and respiration of Colobanthus quitensis and Deschampsia antarctica from the maritime Antarctic. British Antarctic Survey Bulletin 81, 43– 63. Edwards, J. S. & Baust, J. (1981). Sex ratio and adult behaviour of the Antarctic midge Belgica antarctica (Diptera, Chironomidae). Ecological Entomology 6, 239– 243. Edwards, M. & Usher, M. B. (1985). The winged Antarctic midge Parochlus steinenii (Gerke) (Diptera: Chironomidae) in the South Shetland Islands. Biological Journal of the Linnean Society 26, 83– 93. Ellis-Evans, J. C. & Walton, D. W. H. (1990). The process of colonization in Antarctic terrestrial and freshwater ecosystems. Proceedings of the NIPR Symposium on Polar Biology 3, 151– 163. Fenton, J. H. C. (1982). The formation of vertical edges on Antarctic moss-peat banks. Arctic and Alpine Research 14, 21– 26. Fenton, J. H. C. & Lewis Smith, R. I. (1982). Distribution, composition and general characteristics of the moss banks of the maritime Antarctic. British Antarctic Survey Bulletin 51, 215– 236. Fowbert, J. A. & Lewis Smith, R. I. (1994). Rapid population increases in native vascular plants in the Argentine Islands, Antarctic Peninsula. Arctic and Alpine Research 26, 290– 296. Fox, A. J. & Cooper, P. R. (1994). Measured properties of the Antarctic ice sheet derived from the SCAR Antarctic digital database. Polar Record 30(174), 201– 206. Freckman, D. W. & Virginia, R. A. (1991). Nematodes in the McMurdo Dry Valleys of southern Victoria Land. Antarctic Journal of the United States 26, 233– 234. Friedmann, E. I. (1982). Endolithic microorganisms in the Antarctic cold desert. Science 215, 1045– 1053. Furness, S. B. & Grime, J. P. (1982). Growth rate and temperature responses in bryophytes. II. A comparative study of species of contrasted ecology. Journal of Ecology 70, 525– 536. Gates, D. M. (1972). Energy Exchange in the Biosphere. Harper & Row, New York . Goddard, D. G. (1979). The Signy Island terrestrial reference sites: XI. Population studies on the Acari. British Antarctic Survey Bulletin 48, 71– 92. Green, D. M. & Holtom, A. (1971). Studies in Colobanthus quitensis (Kunth) Bartl. and Deschampsia antarctica Desv.: III. Distribution, habitats and performance in the Antarctic botanical zone. British Antarctic Survey Bulletin 26, 1– 29. Greene, S. W. (1964). Plants of the land. In Antarctic research (ed. R. Priestley, R. J. Adie and G. de Q. Robin), pp. 240– 253. Butterworths, London . Greene, S. W. (1967). Bryophyte distribution. In Terrestrial life of Antarctica (ed. V. C. Bushnell), pp. 11– 13. American Geographical Society, New York . Greenfield, L. G. (1989). Water soluble substances in terrestrial Antarctic plants and microbes. New Zealand Natural Sciences 16, 21– 30. Greenslade, P. (1995). Collembola from the Scotia Arc and Antarctic Peninsula including descriptions of two new species and notes on biogeography. Poloki Pismo Entomologiczne (In the Press). Greenslade, P. J. M. (1972). Evolution in the staphylinid genus Priochirus (Coleoptera). Evolution 26, 203– 220. Greenslade, P. J. M. (1983). Adversity selection and the habitat templet. American Naturalist 122, 352– 365. Gressitt, J. L. (1967). Notes on arthropod populations in the Antarctic Peninsula-South Shetland Islands—South Orkney Islands area. Antarctic Research Series 10, 373– 391. Gressitt, J. L. (1970) (ed.). Subantarctic entomology, particularly of South Georgia and Heard Island. Pacific Insects Monograph 23, 374 pp. Gressitt, J. L., Leech, R. E., Leech, T. S., Sedlacek, J. & Wise, K. A. J. (1961). Trapping of air-borne insects in the Antarctic area. Pacific Insects 3, 559– 562. Grime, J. P. (1974). Vegetation classification by reference to strategies. Nature 250, 26– 31. Grime, J. P. (1977). Evidence for the existence of three primary strategies in plants and its relevance to ecological and evolutionary theory. American Naturalist 111, 1169– 1194. Grime, J. P. (1979a). Plant Strategies and Vegetation Processes. Wiley, Chichester . Grime, J. P. (1979b). Competition and the struggle for existence. In Population Dynamics. 20th Symp. British Ecological Society, London, 1978 (ed. R. M. Anderson, B. D. Turner and L. R. Taylor), pp. 123– 139. Blackwell, Oxford . Grime, J. P. (1988). The C-S-R model of primary plant strategies - origins, implications and tests. In Plant Evolutionary Biology (ed. L. D. Gottlieb and S. K. Jain), pp. 371– 393. Chapman & Hall, London . Grime, J. P. (1989). The stress debate: symptom of impending synthesis Biological Journal of the Linnean Society 37, 3– 17. Grime, J. P. (1994). Defining the scope and testing the validity of C-S-R theory: a response to Midgley, Laurie and Le Maitre. Bulletin of the Southern African Institute of Ecologists and Environmental Scientists 13, 4– 7. Grime, J. P., Hunt, R. & Krzanowski, W. J. (1987). Evolutionary physiological ecology of plants. In Evolutionary Physiological Ecology (ed. P. Calow), pp. 105– 125. Cambridge University Press, Cambridge . Grime, J. P., Rincon, E. P. & Wickerson, B. E. (1990). Bryophytes and plant strategy theory. Botanical Journal of the Linnean Society 104, 175– 186. Hale, W. G. (1965). Observations on the breeding biology of Collembola. Pedobiologia 5, 146– 177. Hall, K. J. & Walton, D. W. H. (1992). Rock weathering, soil development and colonization under a changing climate. Philosophical Transactions of the Royal Society of London, series B 338, 269– 277. Harrisson, P. M., Block, W. & Worland, M. R. (1990). Moisture and temperature dependent changes in the cuticular permeability of the antarctic springtail Parisotoma octooculata (Willem). Revue d'Écologie et de Biologie du Sol 27, 435– 448. Harrisson, P. M., Walton, D. W. H. & Rothery, P. (1989). The effects of temperature and moisture on CO2 uptake and total resistance to water loss in the Antarctic foliose lichen Umbilicaria antarctica. New Phytologist 111, 673– 682. Haukioja, E. (1981). Invertebrate herbivory at tundra sites. In Tundra Ecosystems: a Comparative Analysis (ed. L. C. Bliss, O. W. Heal and J. J. Moore), pp. 547– 555. Cambridge University Press, Cambridge . Hawes, I. (1990). Effects of freezing and thawing on a species of Zygnema (Chlorophyta) from the Antarctic. Phycologia 29, 326– 331. Heilbronn, T. D. & Walton, D. W. H. (1984). The morphology of some periglacial features on South Georgia and their relationship to local environment. British Antarctic Survey Bulletin 64, 21– 36. Hildrew, A. G. & Townsend, C. R. (1987). Organisation in freshwater benthic communities. In Organisation of Communities Past and Present. 27th Symp. British Ecological Soc., Aberystwyth, 1986 (ed. J. H. R. Gee and P. S. Giller), pp. 347– 372. Blackwell, Oxford . Holdgate, M. W. (1977). Terrestrial ecosystems in the Antarctic. Philosophical Transactions of the Royal Society of London series B 279, 5– 25. Holtom, A. & Greene, S. W. (1967). The growth and reproduction of Antarctic flowering plants. Philosophical Transactions of the Royal Society of London series B 252, 323– 338. Hooker, T. N. (1980). Factors affecting the growth of Antarctic crustose lichens. British Antarctic Survey Bulletin 50, 1– 19. Hurst, J. L., Pugh, G. J. F. & Walton, D. W. H. (1985). The effects of freeze-thaw cycles and leaching of soluble carbohydrates from leaf material of two sub-Antarctic plants. Polar Biology 4, 27– 31. Ino, Y. (1992). Estimation of the net production of moss community at Langhovde, East Antarctica. Nankyoku Shiryô (Antarctic Record) 36, 49– 59. Janetschek, H. (1967). Arthropod ecology of South Victoria Land. Antarctic Research Series 10, 205– 293. Janetschek, H. (1970). Environments and ecology of terrestrial arthropods in the High Antarctic. In Antarctic Ecology (ed. M. W. Holdgate), vol. 2, pp. 871– 885. Academic Press, London . Jones, P. D. & Limbert, D. W. S. (1987). A data bank of Antarctic surface temperature and pressure data. Office of Energy Research, Report TR38, United States Department of Energy, Washington , DC . Joosse, E. N. G., Brugman, F. A. & Veld, C. J. (1973). The effects of constant and fluctuating temperatures on the production of spermatophores and eggs in populations of Orchesella cincta (Linné), (Collembola, Entomobryidae). Netherlands Journal of Zoology 23, 488– 502. Joosse, E. N. G. & Veltkamp, E. (1970). Some aspects of growth, moulting and reproduction in five species of surface dwelling Collembola. Netherlands Journal of Zoology 20, 315– 328. Kallio, P. & Heinonen, S. (1975). CO2 exchange and growth of Rhacomitrium lanuginosum and Dicranum elongatum. In Fennoscandian Tundra Ecosystems. Part I. Plants and Microorganisms (ed. F. E. Wielgolaski), pp. 138– 148. Springer-Verlag, New York . Kallio, P. & Kärenlampi, L. (1975). Photosynthesis in mosses and lichens. In Photosynthesis and Productivity in Different Environments (ed. J. P. Cooper), pp. 393– 423. Cambridge University Press, Cambridge . Kappen, L. (1983). Ecology and physiology of the Antarctic fruticose lichen Usnea sulphurea (Koenig) Th. Fries. Polar Biology 1, 249– 255. Kappen, L. (1985). Vegetation and ecology of icefree areas of Northern Victoria Land, Antarctica. 2. Ecological conditions in typical microhabitats of lichens at Birthday Ridge. Polar Biology 4, 227– 236. Kappen, L. & Straka, H. (1988). Pollen and spore transport into the Antarctic. Polar Biology 8, 173– 180. Kappen, L., Lewis Smith, R. I. & Meyer, M. (1989). Carbon dioxide exchange of two ecodemes of Schistidium antarctici in continental Antarctica. Polar Biology 9, 415– 422. Kennedy, A. D. (1993a). Water as a limiting factor in the Antarctic terrestrial environment: a biogeographical synthesis. Arctic and Alpine Research 25, 308– 315. Kennedy, A. D. (1993b). Photosynthetic response of the Antarctic moss Polytrichum alpestre Hoppe to low temperatures and freeze-thaw stress. Polar Biology 13, 271– 279. King, J. C. (1994). Recent climate variability in the vicinity of the Antarctic Peninsula. International Journal of Climatology 14, 357– 369. Knight, J. D., Bale, J. S., Franks, F. & Mathias, S. F. (1986). Insect cold hardiness: supercooling points and pre-freeze mortality. Cryo-Letters 7, 194– 203. Kukal, O. & Kevan, P. G. (1987). The influence of parasitism on the life history of a high arctic insect, Gynaephora groenlandica (Wöcke) (Lepidoptera: Lymantriidae). Canadian Journal of Zoology 65, 156– 163. Kuschel, G. (1990). Biogeographic aspects of the subantarctic islands. Atti dei Convegni Lincei 85, 575– 591. Lange, O. L. & Kappen, L. (1972). Photosynthesis of lichens from Antarctica. In Antarctic Terrestrial Biology (ed. G. A. Llano), pp. 83– 95. American Geophysical Union, Washington . Lebrun, Ph., van Impe, G., de Saint Georges-Gridelet, D., Wauthy, G. & Andre, H. M. (1991). The life strategies of mites. In The Acari: Reproduction, Development and Life-history Strategies (ed. R. Schuster and P. W. Murphy), pp. 3– 22. Chapman & Hall, London . Lee, R. E. & Baust, J. G. (1982a). Absence of metabolic cold adaptation and compensatory acclimation in the Antarctic fly, Belgica antarctica. Journal of Insect Physiology 28, 725– 729. Lee, R. E. & Baust, J. G. (1982b). Respiratory metabolism of the Antarctic tick, Ixodes uriae. Comparative Biochemistry and Physiology 72A, 167– 171. Lee, R. E. & Denlinger, D. L. (1991) (eds.) Insects at Low Temperature. Chapman & Hall, New York . Lee, R. E., Lee, M. R. & Strong-Gunderson, J. M. (1993). Insect cold-hardiness and ice nucleating active microorganisms including their potential use for biological control. Journal of Insect Physiology 39, 1– 12. Leps, J., Osbornova-Kosinova, J. & Rejmanek, M. (1982). Community stability, complexity and species life-history strategies. Vegetatio 50, 53– 63. Levitt, J. (1978). An overview of freezing injury and its interrelationships to other stresses. In Plant Cold Hardiness and Freezing Stress: Mechanisms and Crop Implications (ed. P. H. Li and A. Sakai), pp. 3– 15. Academic Press, London . Lewis Smith, R. I. (1972). Vegetation of the South Orkney Islands with particular reference to Signy Island. British Antarctic Survey Scientific Report 68, 124 pp. Lewis Smith, R. I. (1982). Plant succession and re-exposed moss banks on a deglaciated headland in Arthur Harbour, Anvers Island. British Antarctic Survey Bulletin 51, 193– 199. Lewis Smith, R. I. (1984a). Terrestrial plant biology of the sub-Antarctic and Antarctic. In Antarctic Ecology (ed. R. M. Laws), pp. 61– 162. Academic Press, London . Lewis Smith, R. I. (1984b). Colonization by bryophytes following recent volcanic activity on an Antarctic island. Journal of the Hattori Botanical Laboratory 56, 53– 63. Lewis Smith, R. I. (1988). Recording bryophyte microclimate in remote and severe environments. In Methods in Bryology (ed. J. M. Glime), pp. 275– 284. Hattori Botanical Laboratory, Nichinan . Lewis Smith, R. I. (1991). Exotic sporomorpha as indicators of potential immigrant colonists in