ARTICLES

Feeding ecology of Kittlitz's and Marbled Murrelets in Prince William Sound, Alaska. R. H. Day
and D. A. Nigro ....................................................................................................................................................... 1-14

Effects of investigator disturbance on the reproductive behavior and success of Black Terns.
D. A. Shealer and J. A. Haverland ......................................................................................................................... 15-23

Eider females and broods from neighboring colonies use segregated local feeding areas. M. Öst
and M. Kilpi ............................................................................................................................................................ 24-32

Movements of juvenile White Pelicans from breeding colonies in California and Nevada. J. O. Keith
and E. J. O'Neill ..................................................................................................................................................... 33-37

Recent population trends of Double-crested Cormorants wintering in the Delta Region of Mississippi:
Responses to roost dispersal and removal under a recent depredation order. J. F. Glahn, D. S. Reinhold
and C. A. Sloan ...................................................................................................................................................... 38-44

Waterbird communities in managed wetlands of varying water depth. M. A. Colwell and O. W. Taft ............. 45-55

Testing the effectiveness of an aquatic hazing device on waterbirds in the San Francisco Bay estuary
of California. D. A. Whisson and J. Y. Takekawa ................................................................................................. 56-63

The effects of drought on foraging habitat selection of breeding Wood Storks in coastal Georgia.
K. F. Gaines, A. L. Bryan, Jr., and P. M. Dixon .................................................................................................... 64-73

Nest site characteristics of Audouin's gull in the eastern Mediterranean. V. Goutner, D. Portolou,
K. Papakonstantinou, R. Tsiakiris, A. Palidis, S. Zogaris, T. Kominos, A. Galanaki, and D. Oro ....................... 74-83

Performance of implantable satellite transmitters in diving seabirds. S. A. Hatch, P. M. Meyers,
D. M. Mulcahy, and D. C. Douglas ....................................................................................................................... 84-94

"El Niño" effects on the abundance and habitat association patterns of four grebe species in a
Mediterranean wetland of Chile. Y. A. Vilina and H. Cofre ............................................................................. 95-101

Responses of three booby species to El Niño 1997-1998. J. Jahncke and E. Goya ..................................... 102-108

NOTES
Nesting of Yellow-footed Gulls on Isla del Carmen, Baja California Sur, Mexico. M. E. Diaz, B. C.
Thompson and R. Valdez ................................................................................................................................... 109-113

Incidents of mixed clutches among scaup and Ring-billed Gulls. M. A. Fournier ........................................ 114-116

Effect of brood size on creching age in the Chinstrap Penguin. A. De León ................................................. 117-120

A field technique for extracting blood from live bird eggs for DNA analysis. G. L. Neuchterlein
and D. Buitron ................................................................................................................................................... 121-124

Food and feeding biology of the South American Tern during the nonbreeding season. M. Favero,
M. S. Bó, M. P. Silva R., and C. García-Mata .................................................................................................. 125-129

NOTEWORTHY PUBLICATIONS: Edited by David Nettleship............................................................... 130-142

Instructions for Contributors ........................................................................................................................... 143-144

Editorial Staff ................................................................................................................................................... 145