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<p>During a monitoring programme the diet composition of <italic>Asplanchna priodonta</italic> was studied. Samples were collected every month from the deepest part of the Dobczycki dam reservoir (Southern Poland). The diet of <italic>A. priodonta</italic>, which included colonial cyanobacteria, diatoms, dinoflagelates and protozoa, indicated that it is both a grazer and a predator. These results support the hypothesis that <italic>A. priodonta</italic> is an opportunistic feeder. Additionally these results include the first observations of the protozoan <italic>Tintinnopsis</italic> sp. as a food source of <italic>Asplanchna</italic>.</p>
</abstract>

During a monitoring programme the diet composition of Asplanchna priodonta was studied. Samples were collected every month from the deepest part of the Dobczycki dam reservoir (Southern Poland). The diet of A. priodonta, which included colonial cyanobacteria, diatoms, dinoflagelates and protozoa, indicated that it is both a grazer and a predator. These results support the hypothesis that A. priodonta is an opportunistic feeder. Additionally these results include the first observations of the protozoan Tintinnopsis sp. as a food source of Asplanchna.

Comments on the diet of <italic>Asplanchna priodonta</italic> (Gosse, 1850) in the Dobczycki dam reservoir on the basis of field sample observations

Department of Freshwater Biology PAS, Institute of Nature Conservation

Oceanological and Hydrobiological Studies

Comments on the diet of  (Gosse, 1850) in the Dobczycki dam reservoir on the basis of field sample observations

During a monitoring programme the diet composition of Asplanchna priodonta was studied. Samples were collected every month from the deepest part of the...

Comments on the diet of Asplanchna priodonta (Gosse, 1850) in the Dobczycki dam reservoir on the basis of field sample observations

Publié en ligne: 08 oct. 2008

Pages: 63 - 69

DOI: https://doi.org/10.2478/v10009-008-0004-2

Mots clés
Rotatoria, cyanobacteria, protozoa, diet

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