Viability of ecological processes in small Afromontane forest patches in South Africa

Austral Ecology

Volumn 32, Issue 3, 2007, Pages 294-304

  Kotze, D Johan ^a   Lawes, Michael J ^a  

^a UNIVERSITY OF KWAZULU NATAL   (South Africa)

Author keywords

Decomposition; Ecological processes; Edge and area effects; Predation; Regeneration

Indexed keywords

AMPHIPOD; BIODIVERSITY; CONSERVATION MANAGEMENT; DECOMPOSITION; ECOSYSTEM FUNCTION; ECOSYSTEM RESILIENCE; EDGE EFFECT; HABITAT CONSERVATION; LOCAL ADAPTATION; MONTANE FOREST; PATCH SIZE; PREDATION; REGENERATION; SPECIES RICHNESS;

AFRICA; KWAZULU-NATAL; SOUTH AFRICA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA;

AVES; COLEOPTERA;

EID: 33947685878     PISSN: 14429985     EISSN: 14429993     Source Type: Journal    
DOI: 10.1111/j.1442-9993.2007.01694.x     Document Type: Article

References (68)

1. Andersen E. (2003) Effect of forest fragmentation on dung beetle communities and functional consequences for plant regeneration. Ecography 26, 87-97.
2. Andrén H. & Angelstam P. (1988) Elevated predation rates as an edge effect in habitat islands: experimental evidence. Ecology 69, 544-7.
3. Angelstam P. (1992) Conservation of communities - the importance of edges, surroundings and landscape mosaic structure. In: Ecological Principles of Nature Conservation (ed. L. Hansson) pp. 9-70. Elsevier Applied Science, London.
4. Balmford A. (1996) Extinction filters and current resilience: the significance of past selection pressures for conservation biology. Trends Ecol. Evol. 11, 193-6.
5. Batáry P. & Báldi A. (2004) Evidence of an edge effect on avian nest success. Conserv. Biol. 18, 389-400.
6. Benítez-Malvido J. (1998) Impact of forest fragmentation on seedling abundance in a tropical rain forest. Conserv. Biol. 12, 380-9.
7. Benítez-Malvido J. & Martínez-Ramos M. (2003) Impact of forest fragmentation of understorey plant species richness in Amazonia. Conserv. Biol. 71, 389-400.
8. Bodin Ö., Tengö M., Norman A., Lundberg J. & Elmqvist T. (2006) The value of small size: loss of forest patches and ecological thresholds in southern Madagascar. Ecol. Appl. 16, 440-51.
9. Camargo J. L. C. & Kapos V. (1995) Complex edge effects on soil moisture and microclimate in central Amazonian forest. J. Trop. Ecol. 11, 205-21.
10. Chapman C. A., Chapman L. J., Vulinec K., Zanne A. & Lawes M. J. (2003) Fragmentation and alteration to seed dispersal processes: an initial evaluation of dung beetles, seed fate, and seedling diversity. Biotropica 35, 382-93.
11. Crawley M. J. (2002) Statistical Computing. An Introduction to Data Analysis Using S-Plus. John Whiley & Sons, New York.
12. Danielsen F. (1997) Stable environments and fragile communities: does history determine the resilience of avian rainforest communities to habitat degradation? Biodivers. Conserv. 6, 423-33.
13. Didham R. K., Ghazoul J., Stork N. E. & Davis A. J. (1996) Insects in fragmented forests: a functional approach. Trends Ecol. Evol. 11, 255-60.
14. Didham R. K., Hammond P. M., Lawton J. H., Eggleton P. & Stork N. E. (1998) Beetle species responses to tropical forest fragmentation. Ecol. Monogr. 68, 295-323.
15. Donoso D. S., Graz A. A. & Simonetti J. A. (2003) Effects of forest fragmentation on the granivory of differently sized seeds. Biol. Conserv. 115, 63-70.
16. Dunning J. B., Danielson B. J. & Pulliam H. R. (1992) Ecological processes that affect populations in complex landscapes. Oikos 65, 169-75.
17. Eeley H. A. C., Lawes M. J. & Piper S. E. (1999) The influence of climate change on the distribution of indigenous forest in KwaZulu-Natal, South Africa. J. Biogeogr. 26, 595-617.
18. Ennos R. A., French G. C. & Hollingsworth P. M. (2005) Conserving taxonomic complexity. Trends Ecol. Evol. 20, 164-8.
19. Feer F. & Hingrat Y. (2005) Effects of forest fragmentation on a dung beetle community in French Guiana. Conserv. Biol. 19, 1103-12.
20. Flaspohler D. J., Temple S. A. & Rosenfield R. N. (2001) Species-specific edge effects on nest success and breeding bird density in a forested landscape. Ecol. Appl. 11, 32-46.
21. Friend J. A. & Richardson A.M.M. (1986) Biology of terrestrial amphipods. Annu. Rev. Entomol. 31, 25-48.
22. Griffiths C. L. (1999) The terrestrial amphipods (Crustacea: Amphipoda) of South Africa. Ann. S. Afr. Mus. 8, 345-62.
23. Haila Y. (2002) A conceptual genealogy of fragmentation research: from island biogeography to landscape ecology. Ecol. Appl. 12, 321-34.
24. Harrington G. N., Irvine A. K., Crome F. H. J. & Moore L. A. (1997) Regeneration of large-seeded trees in Australian rainforest fragments: a study of higher-order interactions. In: Tropical Forest Remnants. Ecology, Management, and Conservation of Fragmented Communities (eds W. F. Laurance & R. O. Bierregaard Jr) pp. 292-303. The University of Chicago Press, Chicago.
25. Holl K. D. & Lulow M. E. (1997) Effects of species, habitat, and distance from edge on post-dispersal seed predation in a tropical rainforest. Biotropica 29, 459-68.
26. Kapos V., Wandelli E., Camargo J. L. & Ganade G. (1997) Edge-related changes in environment and plant responses due to forest fragmentation in central Amazonia. In: Tropical Forest Remnants. Ecology, Management, and Conservation of Fragmented Communities (eds W. F. Laurance & R. O. Bierregaard Jr) pp. 33-44. The University of Chicago Press, Chicago.
27. Klein B. C. (1989) Effects of forest fragmentation on dung and carrion beetle communities in central Amazonia. Ecology 70, 1715-25.
28. Kotze D. J. & Samways M. J. (1999) Invertebrate conservation at the interface between the grassland matrix and natural Afromontane forest fragments. Biodivers. Conserv. 8, 1339-63.
29. Kotze D. J. & Samways M. J. (2001) No general edge effects for invertebrates at Afromontane forest/grassland ecotones. Biodivers. Conserv. 10, 443-66.
30. Lahti D. C. (2001) The 'edge effect on nest predation' hypothesis after twenty years. Biol. Conserv. 99, 365-74.
31. Lam P. K. S. & Dudgeon D. (1985) Breakdown of Ficus fistulosa (Moraceae) leaves in Hong Kong, with special reference to dynamics of elements and the effects of invertebrate consumers. J. Trop. Ecol. 1, 249-64.
32. Laurance W. F. (1997) Hyper-disturbed parks: edge effects and the ecology of isolated rainforest reserves in tropical Australia. In: Tropical Forest Remnants. Ecology, Management, and Conservation of Fragmented Communities (eds W. F. Laurance & R.O. Bierregaard Jr) pp. 71-83. The University of Chicago Press, Chicago.
33. Laurance W. F., Garesche J. & Payne C. W. (1993) Avian nest predation in modified and natural habitats in tropical Queensland: an experimental study. Wildl. Res. 20, 711-23.
34. Laurance W. F., Delamonica P., Laurance S. G., Vasconcelos H. L. & Lovejoy T. E. (2000) Rainforest fragmentation kills big trees. Nature 404, 836.
35. Laurance W. F., Pérez-Salicrup D., Delamônica P. et al. (2001) Rain forest fragmentation and the structure of Amazonian liana communities. Ecology 82, 105-16.
36. Laurance W. F., Lovejoy T. E., Vasconcelos H. L. et al. (2002) Ecosystem decay of Amazonian forest fragments: a 22-year investigation. Conserv. Biol. 16, 605-18.
37. Laurance W. F., Nascimento H. E. M., Laurance S. G. et al. (2006) Rain forest fragmentation and the proliferation of successional trees. Ecology 87, 469-82.
38. Lawes M. J. (1990) The distribution of the samango monkey (Cercopithecus mitis erythrarchus Peters, 1852 and Cercopithecus mitis labiatus I. Geoffroy, 1843) and forest history in southern Africa. J. Biogeogr. 17, 669-80.
39. Lawes M. J., Eeley H. A. C. & Piper S. E. (2000) The relationship between local and regional diversity of indigenous forest fauna in KwaZulu-Natal Province, South Africa. Biodivers. Conserv. 9, 683-705.
40. Lawes M. J., Macfarlane D. M. & Eeley H. A. C. (2004) Forest landscape pattern in the KwaZulu-Natal midlands, South Africa: 50 years of change or stasis? Austral Ecol. 29, 613-23.
41. Lawes M. J., Lamb B. C. C. & Boudreau S. (2005a) Area- but no edge-effect on woody seedling abundance and species richness in old Afromontane forest fragments. J. Veg. Sci. 16, 363-72.
42. Lawes M. J., Kotze D. J., Bourquin S. L. & Morris C. (2005b) Epigaeic invertebrates as potential ecological indicators of Afromontane forest condition in South Africa. Biotropica 37, 109-18.
43. Lawes M. J., Eeley H. A. C., Findlay N. J. & Forbes D. (in press) Robust and persistent forest faunal communities in South Africa: a legacy of paleoclimatic change and extinction filtering? J. Biogeog DOI: 10.1111/j.1365-2699.2007.01696.x
44. Loehle C. & Li B.-L. (1996) Habitat destruction and the extinction debt revisited. Ecol. Appl. 6, 784-9.
45. López-Barrera F., Newton A. & Manson R. (2005) Edge effects in a tropical montane forest mosaic: experimental tests of post-dispersal acorn removal. Ecol. Res. 20, 31-40.
46. McCune B. & Mefford M. J. (1999) PC-ORD. Multivariate Analysis of Ecological Data, Version 4.MjM Software Design, Gleneden Beach, Gleneden Beach, OR.
47. McCune B., Grace J. B. & Urban D. L. (2002) Analysis of Ecological Communities. MjM Software Design, Gleneden Beach, OR.
48. Malcolm J. R. (1994) Edge effects in central Amazonian forest fragments. Ecology 75, 2438-45.
49. Malcolm J. R. & Ray J. C. (2000) Influence of timber extraction routes on central African small-mammal communities, forest structure, and tree diversity. Conserv. Biol. 14, 1623-38.
50. Margules C. R., Milkovits G. A. & Smith G. T. (1994) Contrasting effects of habitat fragmentation on the scorpion Cercophonius squama and an amphipod. Ecology 75, 2033-42.
51. Moore R. P. & Robinson W. D. (2004) Artificial bird nests, external validity, and bias in ecological field studies. Ecology 85, 1562-7.
52. Murcia C. (1995) Edge effects in fragmented forests: implications for conservation. Trends Ecol. Evol. 10, 58-62.
53. Oliveira M. A., Grillo A. S. & Tabarelli M. (2004) Forest edge in the Brazilian Atlantic forest: drastic changes in tree species assemblages. Oryx 38, 389-94.
54. Piper S. D. & Catterall C. P. (2006) Is the conservation value of small urban remnants of eucalypt forest limited by increased levels of nest predation? Emu 106, 119-25.
55. R Development Core Team (2005) R: A Language and Environment for Statistical Computing. R Foundation for Statistical Computing, Vienna. ISBN 3-900051-07-0. Available from URL: http://www.R-project.org
56. Richardson A.M.M. & Morton H. P. (1986) Terrestrial amphipods (Crustacea, Amphipoda, F. Talitridae) and soil respiration. Soil Biol. Biochem. 18, 197-200.
57. Saunders D. A., Hobbs R. J. &Margules C. R. (1991) Biological consequences of ecosystem fragmentation: a review. Conserv. Biol. 5, 18-32.
58. Srivastava D. S. & Vellend M. (2005) Biodiversity-ecosystem function research: is it relevant to conservation? Annu. Rev. Ecol. Evol. Syst. 36, 267-94.
59. Stratford J. A. & Robinson W. D. (2005) Gulliver travels to the fragmented tropics: geographic variation in mechanisms of avian extinction. Front. Ecol. Environ. 3, 85-92.
60. Tabarelli M., Mantovani W. & Peres C. A. (1999) Effects of habitat fragmentation on plant guild structure in the montane Altlantic forest of southeastern Brazil. Biol. Conserv. 91, 119-27.
61. Turner I. M. & Corlett R. T. (1996) The conservation value of small, isolated fragments of lowland tropical rain forest. Trends Ecol. Evol. 11, 330-3.
62. Vellend M., Verheyen K., Jacquemyn H. et al. (2006) Extinction debt of forest plants persists for more than a century following habitat fragmentation. Ecology 87, 542-8.
63. Williams S. E. (1997) Patterns of mammalian species richness in the Australian tropical rainforests: are extinctions during historical contractions of the rainforest the primary determinants of current regional patterns in biodiversity? Wildl. Res. 24, 513-30.
64. Williams S. E. & Pearson R. G. (1997) Historical rainforest contractions, localized extinctions and patterns of vertebrate endemism in the rainforests of Australia's wet tropics. Proc. R. Soc. Lond. B 264, 709-16.
65. Wirminghaus J.O. (1990) The role and significance of rodents in the functioning of a forest ecosystem (Unpublished MSc Dissertation). University of Natal, Pietermaritzburg, South Africa.
66. Wirminghaus J. O. & Perrin M. R. (1992) Diets of small mammals in a Southern African temperate forest. Israel J. Zool. 38, 353-61.
67. Wirminghaus J. O. & Perrin M. R. (1993) Seasonal changes in density, demography and body composition of small mammals in a southern temperate forest. J. Zool. London 229, 303-18.
68. Yahner R. H. (1988) Changes in wildlife communities near edges. Conserv. Biol. 2, 333-9.