Topographic heterogeneity plays a crucial role for grasshopper diversity in a southern African megabiodiversity hotspot

Biodiversity and Conservation

Volumn 15, Issue 1, 2006, Pages 231-244

  Gebeyehu, Solomon ^a   Samways, Michael J ^b  

^a UNIVERSITY OF PRETORIA   (South Africa)

^b STELLENBOSCH UNIVERSITY   (South Africa)

Author keywords

Diversity; Grasshoppers; Southern Africa; Topography

Indexed keywords

CONSERVATION MANAGEMENT; CONSERVATION PLANNING; GRASSHOPPER; PRIORITIZATION; SPECIES DIVERSITY; TOPOGRAPHIC EFFECT;

AFRICA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA;

ACRIDIDAE; INSECTA;

EID: 33644948085     PISSN: 09603115     EISSN: 15729710     Source Type: Journal    
DOI: 10.1007/s10531-004-7065-7     Document Type: Article

References (25)

1. G.E. Belovsky J.B. Slade 1995 Dynamics of two Montana grasshopper populations: relationships among weather, food abundance and interspecific competition Oecologia 101 383 396
2. H.C. Bennett-Clark 1990 Jumping in Orthoptera R.F. Chapman A. Joern Biology of Grasshoppers Wiley New York 389 406
3. H.E. Braker 1989 Evolution and ecology of oviposition on host plants by acridid grasshoppers Biol. J. Linn. Soc. 38 389 406
4. J.H. Brown 1984 On the relationship between abundance and distribution of species Am. Nat. 124 253 279
5. M.F. Claridge J.S. Singhrao 1978 Diversity and altitudinal distribution of grasshoppers (Acridoidea) on a Mediterranean mountain J. Biogeogr. 5 239 250
6. S.L. Collins S.M. Glenn 1997 Effects of organismal and distance scaling on analysis of species distribution and abundance Ecol. Appl. 7 543 551
7. J.B. Dunning D.J. Stewart B.J. Danielson B.R. Noon T.L. Root R.H. Lamberson E.E. Stevens 1995 Spatially explicit population models: current forms and future uses Ecol. Appl. 5 3 11
8. J.M. Gabriel 1985 The development of the locust jump mechanism. I. Allometric growth and its effect on jumping performance J. Exp. Biol. 118 313 326
9. S. Gebeyehu M.J. Samways 2001 Grasshopper assemblage response to a restored national park (Mountain Zebra National Park) South Africa Biodivers. Conserv. 11 283 304
10. I. Hanski M. Gyllenberg 1993 Two general metapopulation models and the core-satellite species hypothesis Am. Nat. 142 17 41
11. D. Ingham M.J. Samways 1996 Application of fragmentation and variegation models to epigaeic invertebrates in South Africa Conserv. Biol. 10 1353 1358
12. S.A. Levin 1989 Challenges in the development of a theory of community and ecosystem structure and function J. Roughgarden R.M. May S.A. Levin Perspectives in Ecological Theory Princeton University Press Princeton 242 255
13. N. Myers R.A. Mittermeier C.G. Mittermeier G.A.B. da Fonseca J. Kent 2000 Biodiversity hotspots for conservation priorities Nature 403 853 858
14. J.A. Narisu A. Lockwood S. Schell 2000 Rangeland grasshopper movement as a function of wind and topography: implications for pest management J. Orthoptera Res. 9 111 120
15. R.E. Plotnick R.H. Gardner 1993 Lattices and landscapes R.H. Gardner Biology: Predicting Spatial Effects in Ecological Systems American Mathematical Society Providence, RI, USA 129 157
16. M.J. Samways 1990 Land forms and winter habitat refugia in the conservation of montane grasshoppers in South Africa Conserv. Biol. 4 375 382
17. Stabaev I.V. 1972. Periodic changes in the ecological distribution of grasshoppers in the temperate and extreme continental Steppe regions, and their importance for the local ecosystems. In: Hemming C.F. and Taylor T.H.C. (eds), Proceedings of the International Study Conference on Current and Future Problems of Acridology, London pp. 207-213.
18. C.J.F. Ter Braak 1986 Cannonical Correspondence Analysis: A new eigenvector technique for multivariate direct gradient analysis Ecology 67 1167 1179
19. P. Turchin 1991 Translating foraging movements in heterogenous environments into the spatial distribution of foragers Ecology 72 1253 1266
20. B.P. Uvarov 1977 Grasshoppers and Locusts Centre for Overseas Pest Research London
21. D.H. Wachter K.M. O'Neill W.P. Kemp 1998 Grasshopper (Orthoptera: Acrididae) communities on an elevational gradient in southwestern Montana J. Kansas Entomol. Soc. 71 35 43
22. J.A. Wiens 1976 Population responses to patchy environments Annu. Rev. Ecol. Systemat. 7 81 120
23. K.A. With T.O. Crist 1995 Critical thresholds in species' responses to landscape structure Ecology 76 2446 2459
24. K.A. With T.O. Crist 1996 Translating across scales: simulating species distributions as the aggregate response of individuals to heterogeneity Ecol. Model. 93 125 137
25. P.A. Wood M.J. Samways 1991 Landscape element pattern and continuity of butterfly flight paths in an ecologically landscaped botanic garden, Natal, South Africa Biol. Conserv. 58 149 166