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Filter-feeding ethology of benthic invertebrates (Ascidians). III. Recording of water currentin situ— Rate and rhythm of pumping

✍ Scribed by A. Fiala-Médioni


Publisher
Springer-Verlag
Year
1978
Tongue
English
Weight
631 KB
Volume
45
Category
Article
ISSN
0025-3162

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Filter-feeding ethology of benthic inver
✍ A. Fiala-Médioni 📂 Article 📅 1978 🏛 Springer-Verlag 🌐 English ⚖ 647 KB

A c o m b i n a t i o n of a direct and an i n d i r e c t m e t h o d has been used for the first time in the study of f i l t e r -f e e d i n g in benthic invertebrates. E x p e r i m e n t s over 12 h periods under c o n s t a n t temperature, pH, light and feeding conditions have been carried o

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✍ A. Fiala Médioni 📂 Article 📅 1978 🏛 Springer-Verlag 🌐 English ⚖ 702 KB

The influence of temperature has been studied simultaneously on the pumping, filtration, and digestion rates of Phallusia mammillata (Cuvier, 1815). Eighteen experiments were made between 7 ~ and 25~ on 5 individuals. The average velocities of the water current varied between 3.37 and 9.65 cm sec-1