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Résumé :
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Diet of Great Cormorants Phalacrocorax carbo occurring on the Sava river between Ljubljana and Zagorje was studied in the winter 1998/99 by means of regurgitated pellets, collected at the Cormorants' night roost at Hotic Among 473 collected pellets, 69.8 % contained remains of fish. The pellets also contained worms Nematoda and tapeworms Cestoda, remains of caddis flies Trichoptera, snails Gastropoda and a frog Rana sp. In separate pellets, remains of 1 to 69 fish (median 2, average 3.9) were found: in 41.8 % pellets remains of I fish, in 93.6 % remains of up to
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