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. VOLUME 52: NO. 4, 1998 ' t AMERICAN BIRDING ASSOCIATION IN ALLIANCE WITH THE NATIONAL AUDUBON SOCIETY SAPSUCKERS' DELIGHT Clockwisefrom lop JohnFitzpatrick, Ken Rosenberg,Steve Kclling and Kevin McGowan The "Sapsuckers"birding teton from the renownCornell Universily Lab of Ornithnh,•, Ithaca, < www. birds.cornell.edu > knows optics.Optics define theirbirding and wildlife obse•ations.They evenpublish evaluationstudies covering binoculars or spottingscopes in the lab'smagazine "Living Bird". They considerall goodoptics. Some are , • veD'good; othel• are even bettel: Fortheir pex•)naland professional I 0X50MM SLC t use,they use Swarovski HD s•,tfing scopes BINOCULAR aml 10X50 SLC binoculars.According to team X ST-80SPOTTINGHDSCOPE member•."The brilliant resolution, image • * contrast,brightness,rugged waterproof integrityand overall performance tff Swarovski opticsare generall} superior to anyother brands we have tested. Also, the 5warovski Optik Limited•fetime •arranty* and speedy repairse•'ice is the ver) best.Check it out." .• Nowdon't just accept the"Sapsuckers' .'• Delight"as gospel truth. .-- ' .• • :• •isitSwm'ovskiyournearestOptik dealer ' • .•, • andseeforyourselfor ß•,'., • aSwaro•ski spotting O P T I K 1 sco•orbinoculanCall 949 1 999 800-426-3089 or visi• With The Eyes of a Hawk LAB'SMASCOT •*•.swarovskioptik.eom *Originalv,arranty card must be postmarked wtthm 30 days 0f purchase from an aulhortzed Swarovskl dealer mgood standing SwarovskiOptik North tmerica, Ltd. Entireproduct must be returned w•th warranty claim by registered warranty holder OneWholesale Way, Cranstou, RI 02921} FIELD NOTES ß AMERICAN BIRDING ASSOCIATION ß VOLUME 52: NUMBER 4 ß 1998 THE REGIONAL REPORTS 480 Idaho-Western Montana 411 Editors • Notebook DAVID TROCHLELL 430 Atlantic Provinces BRUCE MACTAVISH 412 The Magnificent 482 Mountain West VAN A. TRUAN 432 Quebec Frigatebird in Western and BRANDON K. PERCIVAL PIERREBANNON, North America YVESAUBRY, 485 Arizona and NORMAND DAVID STEVEN G. MLODINOW CHRIS D. BENESH and GARY H. ROSENBERG 434 New England 424 ChangingSeasons: 487 New Mexico WAYNE R. PETERSEN The NestingSeason STEPHEN J. STEDMAN SARTORO. WlLLIArvlsIII 438 Hudson-Delaware 490 Alaska ROBERTO. PAXTON 513 Broad-billedSandpiper THEDE G. TOBISH JR. WILLIAM J. BOYLEJR. WILLIAFvlL. BENNER and DAVID A. CUTLER 508 1998index:Field 493 British Columbia- Yukon 442 Middle Atlantic Coast Notes,Volume 52 Fv11CHAELG. SHEPARD MARSHALLJ. ILIFF 512 Market Place 446 Southern Atlantic Coast 517 PictorialHighlights 495 Oregon-Washington RICKY DAVIS BILLTWEIT and BILLTICE 448 Florida 498 Middle Pacific Coast RICHARDT. PAUL DON ROBERSON, and ANN F. SCHNAPF 468 Prairie Provinces STEPHENR BAILEY, RUDOLF F. KOES and DANIEL S. SINGER 451 Ontario and PETERTAYLOR RON RIDOUT 502 Southern Pacific Coast 470 Northern Great Plains GUY rvl½CASKIE 453 Appalachian RON E. MARTIN GEORGEA. HALL 505 Hawaiian Islands 472 Southern Great Plains ROBERTL. PYLE 456 Western Great Lakes JOSEPHA. GRZYBOWSKI 507 West Indies DARYL D. TESSEN 475 Texas ROBERTL. NORTON 461 Middlewestern Prairie GREGW. LASLEY,CHUCK SEXTON, KENNETHJ. BROCK MARKLOCKWOOD, 464 Central Southern and CLIFFSHACKELFORD ROBERT D. PURRINGTON ON THE COVER Birdersare only human and are thus creatures of habit,tending to repeatedlyvisit favorite hot-spots. Exploration, however, has its rewards. Byway of example,atlas and other summer survey efforts continue to expandknowledge of the breedingranges of evensome of ourmost familiarand widespread birds. This male Pileated Woodpecker, feeding nestlings nearly at thepoint of fiedoingon June 14, 1998, wasat thefirst nest of thisspecies located in SantaClara County, California. Santa Clara is onthe eastslope of theCoast Range at the southernedge of the Pileated'srange. This woodpecker is expanding its rangewithin and at the edgesof the SantaCruz Mountains. Photograph/AlanD. Walther field notes is publishedby the AmericanBirding Association in alliance with American Birding Association the NationalAudubon Society. National e- Audubon Society The missionof the journalis to provide PRESIDENT a completeoverview of the changingpanorama Allan R. Keith of North America's birdlife, CHAIRMAN OF THE BOARD VICE-PRESIDENT includingoutstanding records, range extensions Donal C. O'Brien Jr. and contractions,population dynamics, WayneR. Petersen and changesin migrationpatterns PRESIDENT or seasonal occurrence. SECRETARY John Flicker BlakeMaybank PUBLISHER VICE-CHAIRPERSONS TREASURER ABA/ GeorgeG. Daniels John B. Beinecke Gerald J. Ziarno GUEST EDITORS Ruth O. Russell WalterG. Ellisonand Nancy L. Martin BOARD OF DIRECTORS MANAGEMENT TEAM EXECUTIVE EDITOR MANAGING EDITOR Daniel P. Beard MargaretBain Carol S. Lawson NancyL. Martin P.A. Bucldey JamesA. Cunningham CONTRIBUTING EDITORS GeorgeG. Daniels Eric Draper Jun Dunn and Kenn Kaufman Jun Dunn Frank B. Gill DaphneD. Gemmill EDITORIAL CONSULTANT CarolAnn May Thomas J. Gilmore SusanRoney Drennan Glenn Olson Dennis H. Lacoss FIELD EDITORS BOARD OF DIRECTORS GregW. Lasley StephenE Bailey,Pierre Bannon, Oakes Ames StanleyR. Lincoln ChrisD. Benesh,Jack Bowling, Michael Ord William I. BoyleJr., Kenneth J. Brock, John B. Beinecke RichardH. Payne StevenW. Cardiff, David A. Cutler, John Bellrnon Ann Stone NormandDavid, Ricky Davis, Gerard A. Bertrand William R. Stott Jr. WalterG. Ellison,left Gilligan, CharlesG. BraggJr. Henry Turner JimGranlund, Joseph A. Grzybowski, Howard E Brokaw GeorgeA. Hall, PainD. Hunt, Harriet S. Bullitt ACTING EXECUTIVE DIRECTOR MarshallJ. Iliff, GregD. Jackson, Donald A. Carr Paul Green RudolfE Koes,Greg W. Lasley, Leslie Dach FINANCE AND ADMINISTRATION Gerard Lillie, BruceMactavish, JackDempsey Lynn Yeager NancyL. Martin, Run E. Martin, LynnDolnick CONSERVATION AND EDUCATION BlakeMaybank, Guy McCaskie, David D. Dominick Ian A. McLaren, Robert L. Norton, Paul Green HelenM. Engle Rich Paul, Robert O. Paxton, DEVELOPMENT HardyW. Eshbaugh Brandon K. Percival,Simon Perkins, JohnW. Fitzpatrick SharonDeCray WayneR. Petersen,Bill Pranty, ChristopherHarte CONVENTIONS AND CONFERENCES RobertD. Purrington,Robert L. Pyle, Patricia H. Heidenreich Run Ridout, Don Roberson, KenHollinõa Marian S. Heiskell GaryH. Rosenberg,Ann E Schnapf, GENERAL COUNSEL ChuckSexton, Daniel S. Singer, Reid B. Hughes Daniel T. Williams Jr. StephenJ. Stedman, Dan Svingen, SusanHughes PeterTaylor, Daryl D. Tessen,Bill Tice, Vivian Johnson PAST PRESIDENTS T.G. TobishJr., David Trochlell, RalphOdell Daniel T. Williams Jr. (1993-1997) Van A. Truan, Bill Tweit, BenjaminOlewine IV Allan R. Keith (1989-1993) Richard L. West, Sartor O. Williams III David H. Pardoe Ruth O. Russell LawrenceG. Balch (1983-1989) PRODUCTION EDITOR JosephW. Taylor(1979-1983) Susanna v.R. Lawson WalterC. Sedgwick Amy Skilbred Arnold Small (1976-1979) PRODUCTION ASSISTANTS Robert H. Socolow G. Stuart Keith (1973-1976) ConstanceJ. Eldridge and Julie D. Reid LucyR. Waletzky G. StuartKeith (1970 pro tem) CIRCULATION John L. Whitmire Kim Bentz,Manager JoyceA. Wolf Mary Carr andTherese Ford Bernard J.Yokel FieldNotes (ISSN 1078-5477) (USPS 872-200) is published quarterly by the American Birding Association, Inc., 720 West Monument Street, Colorado Springs, CO 80904-3624.Periodicals postage paid at ColoradoSprings, Colorado, and additional mailing offices. POSTMASTER: return postage guaranteed; sendaddress changes and POD forms 3579 to FieldNotes, PO Box 6599, Colorado Springs, Colorado, 80934-6599. Subscription prices: $20/year (US) and US$25/year(Canada). Copyright ¸ 1999by the American Birding Association, Inc., all rights reserved. Printed by Publishers Printing, Shepherdsville, Kentucky. Theviews and opinions expressed in this magazine are those of eachcontributing writer and do not necessarily represent the views and opinions of theAmerican Birding Association or its management. ABA is not responsible for thequality of productsor servicesadvertised in Field Notes, unlessthe products or servicesare being offered directly by theAssociation. GST Registration No. R135943454. 410 FIELD NOTES BRIAN E. SHALL ABA-SPONSORED BIRDING TOURS If you are interested in an AGA-sponsored tour listed here, please contact the tour company directly for information AHD reservations. IDEHTIFY YOURSELF AS AH AGA MEMGER. AGA sponsors these tours because many factors suggest a particularly fine birding experience and because the tour operators have agreed to return to AGA a percentage of the tour's cost for participating AGA members. Caribbean, Mexico, Central Contact:Contact Doug Trent,Focus Tours Inc., 103Maya Road, Santa FE, NM 87505; and South America (505) 466-4688. COSTA RICA Hawaii, South Pacific, MonteverdeInstitute. Tropical bird ecologyfor and Australasia birders.Birding at BrauilloCarillo N.P., La Selva, CararaBiological Preserve, Tarcoles River, HAWAII AND MIDWAY ISLAND MonteverdeSan Gerardo Biological Station, and Completecoverage of endemicand introduced Cerrode la Muerte.Lectures by renowned United States and Canada specieson all majorHawaiian Islands plus an scientistsand localexperts covering habitat extensionto recentlyopened Midway Island. ABA AREA conservation,tropical bird families,neotropical LeaderDoug Pratt, author of Birdsof Hawaii migrants,altitudal migration, breeding behav- ALASKA andthe TropicalPacific. October 18-November ior,territoriality, diversity and GreenMacaw 7,1999. Code A* I. Pribiloflslands.Expect Red-legged conservation.Limited to 15 participants. Kittiwake, Least and Crested Auklet; Red-faced Contact:Dave Blanton, Voyagers, P.O. Box LeaderChristine Hansen. April 13-•6 and