A Great Crested Grebe Podiceps cristata obtained in Niigata City, with anatomical note

Abstract

On November 19, 1967, one female Great Crested Grebe, Podiceps cristata, a rare species, was obtained on Lake Toyano-gata, Niigata City, one of the largest alluvial lakes near River Shinano on Japan Sea coast. After preserving it in 10 to 15% formalin solution, various parts of the body and internal organs were measured and weighed (with % for body weight). They are shown by tables and figures. Stomach contents were analysed and illustrated.