1989 …2024

Research output per year

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Research Output

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Article
2001

Testing a bioindicator assemblage: Gall-inhabiting moths and urbanization

Rösch, M., Chown, S. L. & McGeoch, M. A., 1 Jan 2001, In : African Entomology. 9, 1, p. 85-94 10 p.

Research output: Contribution to journalArticleResearchpeer-review

17 Citations (Scopus)

The animal species-body size distribution of Marion Island

Gaston, K. J., Chown, S. L. & Mercer, R. D., 4 Dec 2001, In : Proceedings of the National Academy of Sciences of the United States of America. 98, 25, p. 14493-14496 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
43 Citations (Scopus)
2000

A comparative analysis of metabolic rate in six Scarabaeus species (Coleoptera: Scarabaeidae) from southern Africa: Further caveats when inferring adaptation

Davis, A. L. V., Chown, S. L., McGeoch, M. A. & Scholtz, C. H., 1 Apr 2000, In : Journal of Insect Physiology. 46, 4, p. 553-562 10 p.

Research output: Contribution to journalArticleResearchpeer-review

42 Citations (Scopus)

A modelling approach to antlion (Neuroptera: Myrmeleontidae) distribution patterns

Erasmus, B. F. N., Kshatriya, M., Mansell, M. W., Chown, S. L. & Van Jaarsveld, A. S., 1 Dec 2000, In : African Entomology. 8, 2, p. 157-168 12 p.

Research output: Contribution to journalArticleResearchpeer-review

15 Citations (Scopus)

Conservation strategies for poorly surveyed taxa: A dung beetle (Coleoptera, Scarabaeidae) case study from southern Africa

Koch, S. O., Chown, S. L., Davis, A. L. V., Endrody-Younga, S. & Van Jaarsveld, A. S., 1 Jan 2000, In : Journal of Insect Conservation. 4, 1, p. 45-56 12 p.

Research output: Contribution to journalArticleResearchpeer-review

20 Citations (Scopus)

Discontinuous gas exchange and water loss in the keratin beetle Omorgus radula: Further evidence against the water conservation hypothesis?

Bosch, M., Chown, S. L. & Scholtz, C. H., 1 Dec 2000, In : Physiological Entomology. 25, 4, p. 309-314 6 p.

Research output: Contribution to journalArticleResearchpeer-review

22 Citations (Scopus)

Discontinuous gas exchange cycles in Aphodius fossor (Scarabaeidae): A test of hypotheses concerning origins and mechanisms

Chown, S. L. & Holter, P., 1 Jan 2000, In : Journal of Experimental Biology. 203, 2, p. 397-403 7 p.

Research output: Contribution to journalArticleResearchpeer-review

83 Citations (Scopus)

Feeding patterns of immature stages of Hyalomma truncatum and Hyalomma marginatum rufipes on different hosts

Magano, S. R., Els, D. A. & Chown, S. L., 23 Oct 2000, In : Experimental and Applied Acarology. 24, 4, p. 301-313 13 p.

Research output: Contribution to journalArticleResearchpeer-review

12 Citations (Scopus)

Mite and insect zonation on a Marion Island rocky shore: A quantitative approach

Mercer, R. D., Chown, S. L. & Marshall, D. J., 1 Jan 2000, In : Polar Biology. 23, 11, p. 775-784 10 p.

Research output: Contribution to journalArticleResearchpeer-review

23 Citations (Scopus)

Spatial variation and biogeography of sand forest avian assemblages in South Africa

van Rensburg, B. J., Chown, S. L., van Jaarsveld, A. S. & McGeoch, M. A., 2000, In : Journal of Biogeography. 27, 6, p. 1385-1401 17 p.

Research output: Contribution to journalArticleResearchpeer-review

24 Citations (Scopus)

Testing generalities in the shape of patch occupancy frequency distributions

van Rensburg, B. J., McGeoch, M. A., Matthews, W. A., Chown, S. L. & van Jaarsveld, A. S., 2000, In : Ecology. 81, 11, p. 3163-3177 15 p.

Research output: Contribution to journalArticleResearchpeer-review

33 Citations (Scopus)

The biology of Bothrometopus elongatus (Coleoptera, Curculionidae) in a mid-altitude fellfield on sub-Antarctic Marion Island

Barendse, J. & Chown, S. L., 1 Jan 2000, In : Polar Biology. 23, 5, p. 346-351 6 p.

Research output: Contribution to journalArticleResearchpeer-review

22 Citations (Scopus)

Thermal tolerance, climatic variability and latitude

Addo-Bediako, A., Chown, S. L. & Gaston, K. J., 22 Apr 2000, In : Proceedings of the Royal Society B: Biological Sciences. 267, 1445, p. 739-745 7 p.

Research output: Contribution to journalArticleResearchpeer-review

595 Citations (Scopus)
1999

Assessing the benefits of aggregation: Thermal biology and water relations of anomalous Emperor Moth caterpillars

Klok, C. J. & Chown, S. L., 1 Jun 1999, In : Functional Ecology. 13, 3, p. 417-427 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
73 Citations (Scopus)

Conservation of heterogeneity among dung beetles in the Maputaland Centre of Endemism, South Africa

van Rensburg, B. J., McGeoch, M. A., Chown, S. L. & van Jaarsveld, A. S., May 1999, In : Biological Conservation. 88, 2, p. 145-153 9 p.

Research output: Contribution to journalArticleResearchpeer-review

65 Citations (Scopus)

Discontinuous gas-exchange cycles in Scarabaeus dung beetles (Coleoptera: Scarabaeidae): Mass-scaling and temperature dependence

Davis, A. L. V., Chown, S. L. & Scholtz, C. H., 1 Sep 1999, In : Physiological and Biochemical Zoology. 72, 5, p. 555-565 11 p.

Research output: Contribution to journalArticleResearchpeer-review

57 Citations (Scopus)

Elevation and climatic tolerance: A test using dung beetles

Gaston, K. J. & Chown, S. L., 1 Jan 1999, In : Oikos. 86, 3, p. 584-590 7 p.

Research output: Contribution to journalArticleResearchpeer-review

157 Citations (Scopus)

Exploring links between physiology and ecology at macro-scales: The role of respiratory metabolism in insects

Chown, S. L. & Gaston, K. J., 1 Feb 1999, In : Biological Reviews. 74, 1, p. 87-120 34 p.

Research output: Contribution to journalArticleResearchpeer-review

268 Citations (Scopus)

Partitioning variance in a physiological trait: Desiccation resistance in keratin beetles (Coleoptera, Trogidae)

Chown, S. L., Le Lagadec, M. D. & Scholtz, C. H., 1 Dec 1999, In : Functional Ecology. 13, 6, p. 838-844 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
20 Citations (Scopus)

Patterns in procellariiform diversity as a test of species-energy theory in marine systems

Chown, S. L. & Gaston, K. J., 1 Mar 1999, In : Evolutionary Ecology Research. 1, 3, p. 365-373 9 p.

Research output: Contribution to journalArticleResearchpeer-review

23 Citations (Scopus)

Species turnover, community boundaries and biogeographical composition of dung beetle assemblages across an altitudinal gradient in South Africa

Davis, A. L. V., Scholtz, C. H. & Chown, S. L., 1 Sep 1999, In : Journal of Biogeography. 26, 5, p. 1039-1055 17 p.

Research output: Contribution to journalArticleResearchpeer-review

63 Citations (Scopus)

Temperature dependence of feeding behaviour in the mopane worm (Lepidoptera)

Frears, S. L., Chown, S. L. & Webb, P. I., 1 Aug 1999, In : Journal of Thermal Biology. 24, 4, p. 241-244 4 p.

Research output: Contribution to journalArticleResearchpeer-review

6 Citations (Scopus)
1998

Biodiversity assessment and conservation strategies

Van Jaarsveld, A. S., Freitag, S., Chown, S. L., Muller, C., Koch, S., Hull, H., Bellamy, C., Krüger, M., Endrödy-Younga, S., Mansell, M. W. & Scholtz, C. H., 27 Mar 1998, In : Science. 279, 5359, p. 2106-2108 3 p.

Research output: Contribution to journalArticleResearchpeer-review

272 Citations (Scopus)

Desiccation resistance and water balance in southern African keratin beetles (Coleoptera, Trogidae): The influence of body size and habitat

Le Lagadec, M. D., Chown, S. L. & Scholtz, C. H., 1 Mar 1998, In : Journal of Comparative Physiology - B Biochemical, Systemic, and Environmental Physiology. 168, 2, p. 112-122 11 p.

Research output: Contribution to journalArticleResearchpeer-review

46 Citations (Scopus)

Ecological biogeography of southern ocean islands: Species-area relationships, human impacts, and conservation

Chown, S. L., Grammen, N. J. M. & Gaston, K. J., 12 Oct 1998, In : American Naturalist. 152, 4, p. 562-575 14 p.

Research output: Contribution to journalArticleResearchpeer-review

238 Citations (Scopus)

Field thermal ecology and water relations of gregaria phase African armyworm caterpillars, Spodoptera exempta (Lepidoptera: Noctuidae)

Klok, C. J. & Chown, S. L., 1 Apr 1998, In : Journal of Thermal Biology. 23, 2, p. 131-142 12 p.

Research output: Contribution to journalArticleResearchpeer-review

7 Citations (Scopus)

Global patterns in species richness of pelagic seabirds: The procellariiformes

Chown, S. L., Gaston, K. J. & Williams, P. H., 1 Jan 1998, In : Ecography. 21, 4, p. 342-350 9 p.

Research output: Contribution to journalArticleResearchpeer-review

32 Citations (Scopus)

Identification and evaluation of priority conservation areas for Buprestidae (Coleoptera) in South Africa, Lesotho, Swaziland and Namibia

Hull, H. E., Freitag, S., Chown, S. L. & Bellamy, C. L., 1 Jan 1998, In : African Entomology. 6, 2, p. 265-274 10 p.

Research output: Contribution to journalArticleResearchpeer-review

12 Citations (Scopus)

Impact of the introduced grass Agrostis stolonifera on vegetation and soil fauna communities at Marion Island, sub-Antarctic

Gremmen, N. J. M., Chown, S. L. & Marshall, D. J., 1 Sep 1998, In : Biological Conservation. 85, 3, p. 223-231 9 p.

Research output: Contribution to journalArticleResearchpeer-review

71 Citations (Scopus)
65 Citations (Scopus)

Morphological correlates of flightlessness in southern African Scarabaeinae (Coleoptera: Scarabaeidae): Testing a condition of the water-conservation hypothesis

Chown, S. L., Pistorius, P. & Scholtz, C. H., 1 Jan 1998, In : Canadian Journal of Zoology. 76, 6, p. 1123-1133 11 p.

Research output: Contribution to journalArticleResearchpeer-review

22 Citations (Scopus)

Records of alien insect species from sub-antarctic marion and South Georgia islands

Hänel, C., Chown, S. L. & Davies, L., 1 Dec 1998, In : African Entomology. 6, 2, p. 366-369 4 p.

Research output: Contribution to journalArticleResearchpeer-review

18 Citations (Scopus)

The impact of a small, alien invertebrate on a sub-Antarctic terrestrial ecosystem: Limnophyes minimus (Diptera, Chironomidae) at Marion Island

Hänel, C. & Chown, S. L., 1 Jan 1998, In : Polar Biology. 20, 2, p. 99-106 8 p.

Research output: Contribution to journalArticleResearchpeer-review

41 Citations (Scopus)
1997

Behavioural thermoregulation in the mopane worm (lepidoptera)

Frears, S. L., Chown, S. L. & Webb, P. I., 1 Aug 1997, In : Journal of Thermal Biology. 22, 4-5, p. 325-330 6 p.

Research output: Contribution to journalArticleResearchpeer-review

15 Citations (Scopus)

Changing size and changing enemies: The case of the mopane worm

Gaston, K. J., Chown, S. L. & Styles, C. V., 1 Jan 1997, In : Acta Oecologica. 18, 1, p. 21-26 6 p.

Research output: Contribution to journalArticleResearchpeer-review

19 Citations (Scopus)

Commentary Priorities for terrestrial Antarctic research

Chown, S. L., Block, W., Vernon, P. & Greenslade, P., 1 Jan 1997, In : Polar Record. 33, 186, p. 187-188 2 p.

Research output: Contribution to journalArticleResearchpeer-review

3 Citations (Scopus)

Comparative nutritional ecology of grass-feeding in a sub-Antarctic beetle: The impact of introduced species on Hydromedion sparsutum from South Georgia

Chown, S. L. & Block, W., 1 Jul 1997, In : Oecologia. 111, 2, p. 216-224 9 p.

Research output: Contribution to journalArticleResearchpeer-review

25 Citations (Scopus)

Critical thermal limits, temperature tolerance and water balance of a sub-antarctic caterpillar, Pringleophaga marioni (Lepidoptera: Tineidae)

Jaco Klok, C. & Chown, S. L., 1 Jul 1997, In : Journal of Insect Physiology. 43, 7, p. 685-694 10 p.

Research output: Contribution to journalArticleResearchpeer-review

104 Citations (Scopus)

Evidence of competition in a herbivorous, gall-inhabiting moth (Lepidoptera) community

McGeoch, M. A. & Chown, S. L., 1 Jan 1997, In : Oikos. 78, 1, p. 107-115 9 p.

Research output: Contribution to journalArticleResearchpeer-review

19 Citations (Scopus)

Impact of urbanization on a gall-inhabiting Lepidoptera assemblage: The importance of reserves in urban areas

McGeoch, M. A. & Chown, S. L., 1 Jan 1997, In : Biodiversity and Conservation. 6, 7, p. 979-993 15 p.

Research output: Contribution to journalArticleResearchpeer-review

51 Citations (Scopus)

The influence of habitat and altitude on oxygen uptake in sub-Antarctic weevils

Chown, S. L., Van Der Merwe, M. & Smith, V. R., 1 Jan 1997, In : Physiological Zoology. 70, 1, p. 116-124 9 p.

Research output: Contribution to journalArticleResearchpeer-review

32 Citations (Scopus)

Thermal sensitivity of oxygen uptake of diptera from sub-Antarctic South Georgia and Marion Island

Chown, S. L., 1 Jan 1997, In : Polar Biology. 17, 1, p. 81-86 6 p.

Research output: Contribution to journalArticleResearchpeer-review

19 Citations (Scopus)

Thermal tolerance limits in six weevil species (Coleoptera, Curculionidae) from sub-antarctic Marion Island

Van der Merwe, M., Chown, S. L. & Smith, V. R., 1 Jan 1997, In : Polar Biology. 18, 5, p. 331-336 6 p.

Research output: Contribution to journalArticleResearchpeer-review

35 Citations (Scopus)

The spatial variability of rare and common species in a gall-inhabiting Lepidoptera community

McGeoch, M. A. & Chown, S. L., Apr 1997, In : Ecography. 20, 2, p. 123-131 9 p.

Research output: Contribution to journalArticleResearchpeer-review

11 Citations (Scopus)

The species-body size distribution: Energy, fitness and optimality

Chown, S. L. & Gaston, K. J., 1 Jan 1997, In : Functional Ecology. 11, 3, p. 365-375 11 p.

Research output: Contribution to journalArticleResearchpeer-review

51 Citations (Scopus)
1996

Body size and abundance in a dung beetle assemblage: Optimal mass and the role of transients

Chown, S. L. & Steenkamp, H. E., 1 Sep 1996, In : African Entomology. 4, 2, p. 203-212 10 p.

Research output: Contribution to journalArticleResearchpeer-review

17 Citations (Scopus)

Influence of dense stands of an exotic tree, Prosopis glandulosa Benson, on a savanna dung beetle (Coleoptera: Scarabaeinae) assemblage in southern Africa

Steenkamp, H. E. & Chown, S. L., 1 Jan 1996, In : Biological Conservation. 78, 3, p. 305-311 7 p.

Research output: Contribution to journalArticleResearchpeer-review

66 Citations (Scopus)

Kelp degradation by Paractora trichosterna (Thomson) (Diptera: Helcomyzidae) at sub-Antarctic South Georgia

Chown, S. L., 1 Jan 1996, In : Polar Biology. 16, 3, p. 171-178 8 p.

Research output: Contribution to journalArticleResearchpeer-review

15 Citations (Scopus)
1995

Ecophysiology, range contraction and survival of a geographically restricted African dung beetle (Coleoptera: Scarabaeidae)

Chown, S. L., Scholtz, C. H., Klok, C. J., Joubert, F. J. & Coles, K. S., 1 Jan 1995, In : Functional Ecology. 9, 1, p. 30-39 10 p.

Research output: Contribution to journalArticleResearchpeer-review

47 Citations (Scopus)

Phylogeny and systematics of the ectemnorhinus-group of genera (Insecta: Coleóptera)

Kuschel, G. & Chown, S. L., 1 Jan 1995, In : Invertebrate Systematics. 9, 5, p. 841-863 23 p.

Research output: Contribution to journalArticleResearchpeer-review

31 Citations (Scopus)