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DatoValore
TitleA new record of Craspedacusta sowerbii, Lankester 1880 (Cnidaria, Limnomedusae) in Northern Italy
AbstractA new record of the freshwater jellyfish Craspedacusta sowerbii in Northern Italy is reported. The medusae bloom occurred in a small oligo-mesotrophic artificial lake during July, 2009. At the time of sampling, the medusae were all immature, reached low density and showed feeding preference towards the Daphnia complex of species, the most abundant zooplanktonic species in the lake. negative feeding selectivity towards small Rotifera was demonstrated. The occasional occurrence of a C. sowerbii bloom in this lake suggests the distribution range of this species may be largely underestimated, and its potential impact on the zooplankton community remains unknown.
SourceJournal of limnology (Testo stamp.) 69 (1), pp. 189–192
Keywordsfreshwater jellyfishexotic species
JournalJournal of limnology (Testo stamp.)
EditorIstituto per lo Studio degli Ecosistemi., Verbania Pallanza, Italia
Year2010
TypeArticolo in rivista
DOI10.3274/JL10-69-1-N1
AuthorsStefani, Fabrizio; Leoni, Barbara; Marieni, Alessandro; Garibaldi, Letizia
Text307807 2010 10.3274/JL10 69 1 N1 ISI Web of Science WOS 000275919600018 freshwater jellyfish exotic species A new record of Craspedacusta sowerbii, Lankester 1880 Cnidaria, Limnomedusae in Northern Italy Stefani, Fabrizio; Leoni, Barbara; Marieni, Alessandro; Garibaldi, Letizia University of Milano Bicocca; University of Milano Bicocca; Ctr Biol Ambiente Snc A new record of the freshwater jellyfish Craspedacusta sowerbii in Northern Italy is reported. The medusae bloom occurred in a small oligo mesotrophic artificial lake during July, 2009. At the time of sampling, the medusae were all immature, reached low density and showed feeding preference towards the Daphnia complex of species, the most abundant zooplanktonic species in the lake. negative feeding selectivity towards small Rotifera was demonstrated. The occasional occurrence of a C. sowerbii bloom in this lake suggests the distribution range of this species may be largely underestimated, and its potential impact on the zooplankton community remains unknown. 69 Articolo in rivista Istituto per lo Studio degli Ecosistemi. 1129 5767 Journal of limnology Testo stamp. Journal of limnology Testo stamp. J. limnol. Testo stamp. Journal of limnology. Testo stamp. fabrizio.stefani STEFANI FABRIZIO