Search Results - "Wotton R.S"

The effects of seasonal changes to in-stream vegetation cover on patterns of flow and accumulation of sediment by Cotton, J.A., Wharton, G., Bass, J.A.B., Heppell, C.M., Wotton, R.S.

“…In-stream macrophytes are typically abundant in nutrient-rich chalk streams during the spring and summer months and modify the in-stream environment by…”
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Macrophytes and suspension-feeding invertebrates modify flows and fine sediments in the Frome and Piddle catchments, Dorset (UK) by Wharton, Geraldene, Cotton, Jacqueline A., Wotton, Roger S., Bass, Jon A.B., Heppell, Catherine M., Trimmer, Mark, Sanders, Ian A., Warren, Luke L.

“…This research investigated the ecosystem engineering by in-stream macrophytes, dominated by Ranunculus spp., and associated suspension-feeding blackfly larvae…”
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Black flies in the boreal biome, key organisms in both terrestrial and aquatic environments: A review by Malmqvist, B, Adler, P.H, Kuusela, K, Merritt, R.W, Wotton, R.S

“…The boreal biome is rich in running waters suitable for the development of black flies. Here we review the ecological roles of black flies and the options…”
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Sorption of pesticides to novel materials: snail pedal mucus and blackfly silk by Brereton, C., House, W.A., Armitage, P.D., Wotton, R.S.

“…The distribution coefficients for 10 pesticides (atrazine, cyanazine, desmetryn, fenitrothion, malathion, parathion, prometryn, propazine, simazine, terbutryn)…”
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Temperature and lake-outlet communities by Wotton, R.S.

“…1. 1. Lake outlets are formed where streams become impounded by natural processes, or as the result of human activities. Water can drain from the surface of…”
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Difference in carbon weight of the immature stages of two co-existing species of blackflies (Diptera: Simuliidae) with contrasting reproductive strategies by Wotton, R.S

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Who Speaks for Tokyo Bay? by Wotton, R.S.

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Dissolved Organic Material and Trophic Dynamics by Wotton, R. S.

“…Filtering collectors are small aquatic animals that feed on dissolved and particulate, organic material. The filtering collectors and their role in the…”
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The influence of a lake on the distribution of blackfly species (Diptera: Simuliidae) along a river [Metacnephia tredecimatum, Schoenbaueria annulitarsis, Simulium truncatum, Tjulaan, Swedish Lapland, Sweden] by Wotton, Roger S.

“…Three species, Metacnephia tredecimatum Edw., Schoenbaueria annulitarsis Zett. and Simulium truncatum Lundstr. dominate the blackfly fauna of Tjulån at its…”
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Different life history strategies in lake-outlet blackflies (Diptera: Simuliidae) by Wotton, R.S

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importance of identifying the origins of microfine particles in aquatic systems by Wotton, R.S

“…In this note, I point out the importance to filter-feeding animals of microfine particles of different origins. Microfine particles (defined here as those >…”
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Particle size and chiromomid (Diptera) food in an upland river [Cricotopus trifascia, River North Tyne (UK)] by McLachlan A.J, Brennan A, Wotton R.S

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Does the surface film of lakes provide a source of food for animals living in lake outlets? [Simulium noelleri] by Wotton, R. S.

“…The surface film of lakes is rich in compounds with surface-active properties. Larvae of the blackfly Simulium noelleri Fried., which aggregate at very high…”
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Interfacial feeding behavior and particle flow patterns of Anopheles quadrimaculatus larvae (Diptera: Culicidae) by Merritt, R.W. (Michigan State University, East Lansing, MI), Craig, D.A, Walker, E.D, Vanderploeg, H.A, Wotton, R.S

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Bacteria as food for blackfly larvae (Diptera: Simuliidae) in a lake-outlet in Finland by Wotton, R.S

“…Blackfly larvae (Diptera: Simuliidae) in a lake-outlet in Finland ingest large quantities of bacteria. The population density of bacteria decreases markedly…”
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Coprophagy as an economic feeding tactic in blackfly larvae [Simulium argyreatum, Simulium truncatum, River Teuronjoki, Finland] by Wotton, R.S. (London Univ. (UK). Dept. of Biological Sciences)

“…Filter-feeding is strategy which allows blackfly larvae to capture, and ingest, a wide range of particle sizes and types. The utilisation of coprophagy is a…”
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distribution of blackfly larvae (Diptera: Simuliidae) in Upper Teesdale streams, northern England by Wotton, R.S

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Particulate material and midge larvae (Chironomidae: Diptera) in an upland river by Brennan, A, McLachlan, A.J, Wotton, R.S

“…Field studies were performed on the North Tyne river at two sites, upstream and downstream from the proposed Bakethin dam forming part of the Kielder reservoir…”
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Drift and colonization of three coexisting species of blackfly larvae in a lake outlet [Metacnephia tredecimatum, Schoenbaueria annulitarsis, Simulium truncatum, Tjulaan (Sweden)] by Wotton, Roger S., Friberg, Freddy, Herrmann, Jan, Malmqvist, Björn, Nilsson, Lars M., Sjöström, Per

“…Drift of blackfly larva populations was studied at three different sites. One of the sites was at a lake outlet. Some larvae, but always a small part of the…”
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Experiments on predation and substratum choice by larvae of the muscid fly, Limnophora riparia by Wotton, R.S, Merritt, R.W

“…Larvae of the muscid fly Limnophora riparia live in lake outlets and prey on other invertebrates living there. In experiments, we demonstrated that larvae…”
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