Scott, M. A. & Murdoch, W. W. (1983). Selective
predation by the backswimmer,Notonecta.
Limnology and Oceanography, 28 , 352–366.
Smyly, W.J. P. (1980). Food and feeding of
aquatic larvae of the midgeChaoborus flavi-
cans(Meigen) (Diptera: Chaoboridae) in the
laboratory.Hydrobiologia, 70 , 179–188.
Solan, M., Cardinale, B.J., Downing, A. L.et al.
(2004). Extinction and ecosystem function
in the marine benthos.Science, 306 ,
1177–1180.
Spitze, K. (1985). Functional response of an
ambush predator:Chaoborus americanuspre-
dation onDaphnia pulex.Ecology, 66 , 938–949.
Stead, T. K., Schmid-Araya, J.M., Schmid, P. E. &
Hildrew, A.G. (2005). The distribution of
body size in a stream community: one sys-
tem, many patterns.Journal of Animal Ecology,
74 , 475–487.
Stephens, D.W. & Krebs, J.R. (1986).Foraging theory.
Monographs in Behaviour and Ecology.Princeton,
NJ, USA: Princeton University Press.
Thompson, D. J. (1975). Towards a predator-prey
model incorporating age structure: the
effects of predator and prey size on the pre-
dation ofDaphnia magnabyIschnura elegans.
Journal of Animal Ecology, 44 , 907–916.
Tripet, F. & Perrin, N. (1994). Size-dependent
predation byDugesia lugubris(Turbellaria) on
Physa acuta(Gastropoda): experiments and
model.Functional Ecology, 8 , 458–463.
Turesson, H., Persson, A. & Bro ̈nmark, C. (2002).
Prey size selection in piscivorous pikeperch
(Stizostedion lucioperca) includes active prey
choice.Ecology of Freshwater Fish, 11 ,223–233.
Warren, P. H. (1989). Spatial and temporal varia-
tion in the structure of a freshwater food
web.Oikos, 55 , 299–311.
Warren, P. H. (1996). Structural constraints on
food web assembly. In Hochberg, M. E.,
Clobert, J. and Barbault, R. (eds.)Aspects of the
Genesis and Maintenance of Biological Diversity,
ed. M. E. Hochberg, J. Clobert and
R. Barbault. Oxford, UK: Oxford University
Press, pp. 143–161.
Warren, P.H. (2005). Wearing Elton’s welling-
tons: why body size still matters in food
webs. InDynamic Food Webs: Multispecies
Assemblages, Ecosystem Development, and
Environmental Change, ed. P. C. de Ruiter,
V. Wolters and J. C. Moore. San Diego:
Academic Press.
Warwick, R.M. & Clarke, K.R. (1991). A compar-
ison of some methods for analysing changes
in benthic community structure.Journal of the
Marine Biological Association, UK, 71 , 225–244.
Williams, R. J. & Martinez, N. D. (2000). Simple
rules yield complex food webs.Nature, 404 ,
180–183.
Woodward, G. & Hildrew, A. G. (2001). Invasion
of a stream food web by a new top predator.
Journal of Animal Ecology, 70 , 273–288.
Woodward, G. & Hildrew, A.G. (2002a). Food web
structure in riverine landscapes.Freshwater
Biology, 47 , 777–798.
Woodward, G. & Hildrew, A. G. (2002b). Body-
size determinants of niche overlap and
intraguild predation within a complex food
web.Journal of Animal Ecology, 71 , 1063–1074.
Woodward, G. & Hildrew, A. G. (2002c).
Differential vulnerability of prey to an
invading top predator: integrating field
surveys and laboratory experiments.
Ecological Entomology, 27 , 732–744.
Woodward, G., Thompson, R., Townsend, C. R. &
Hildrew, A. G. (2005a). Pattern and process in
food webs: evidence from running waters.
InAquatic Food Webs: An Ecosystem Approach,ed.
A. Belgrano, U. Scharler, J. Dunne and
B.Ulanowicz.Oxford:OxfordUniversityPress.
Woodward G., Ebenman B., Emmerson M.et al.
(2005b). Body size in ecological networks.
Trends in Ecology and Evolution, 20 , 402–409.
Woodward, G., Speirs, D. C. & Hildrew, A. G.
(2005c). Quantification and resolution of a
complex, size-structured food web.Advances
In Ecological Research, 36 , 85–135.
Yodzis, P. & Innes, S. (1992). Body size and
consumer-resource dynamics.American
Naturalist, 139 , 1151–1175.BODY SIZE AND PREDATORY INTERACTIONS IN FRESHWATERS 117