ABSTRACT Between 15th and 18th December 1997, a first-winter Marbled Murrelet Brachyramphus marmoratus of the Asian subspecies perdix was discovered dead in a fishing net at Zollikon, Lake Zurich, Switzerland. It constitutes the first record of this Pacific Ocean species for the Western Palearctic, accepted by the Swiss Rarities Committee as relating to a wild bird and placed in Category A. The ci


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