1981
DOI: 10.1007/bf00130681
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Grazing rate determination of Corynoneura scutellata Winnertz (Chironomidae: Diptera)

Abstract: Corynoneura scutellata Winnertz (Chironomidae : Diptera) grazing rates were determined radiometrically at different temperatures . The resulting temperature-grazing function was used to calculate C. scutellata grazing rates in the littoral zone of a Rhode Island lake . These grazing rates were compared to periphyton net accumulation rates, grazing rate : accumulation rate ratios ranged from 3-15% with a maximum of 70% .

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Cited by 29 publications
(12 citation statements)
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“…Availability of a substratum other than sediments apparently increased the abundance of the orthoclad chironomids Psectrocladius and Corynoneura in all treatments. These genera are typically found on macrophytes (Kesler 1981, Fairchild et al 1989, Botts and Cowell 1992, and were the most abundant taxa on near-surface portions of strips, but were rare in mesocosm sediments.…”
Section: Benthic Invertebratesmentioning
confidence: 94%
“…Availability of a substratum other than sediments apparently increased the abundance of the orthoclad chironomids Psectrocladius and Corynoneura in all treatments. These genera are typically found on macrophytes (Kesler 1981, Fairchild et al 1989, Botts and Cowell 1992, and were the most abundant taxa on near-surface portions of strips, but were rare in mesocosm sediments.…”
Section: Benthic Invertebratesmentioning
confidence: 94%
“…5D). Other examples illustrating the effect of temperature on food ingestion include Kesler (1981) and Gresens (2001) who observed maximal ingestion at 30 °C (for Corynoneura scutella ) and 15 °C (for Pseudochironomus richardsoni ), respectively. A seasonal survey of C. acerbiphilus larvae in volcanic Lake Katanuma, Japan (Takagi et al , 2005) showed an effect of temperature on swimming behaviour.…”
Section: Temperature Influence On Chironomid Physiology and Behamentioning
confidence: 99%
“…The relatively low rates measured may have been due to low light intensities or turbidity. 2 Alternatively, the high density of chironomid larvae (about 500/m ; R.H. King, unpublished data) may have reduced algal standing crops and production (Kesler 1981).…”
Section: Month and Rivermentioning
confidence: 99%