The birds of Sibuyan Island, Romblon Province, Philippines : with particular reference to elevational distribution and biogeographic affinities

76 Pages·3.3 MB·English

by  Goodman, Steven M

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FIELDIANA
Zoology
NEW SERIES, NO. 82
The Birds of Sibuyan Island, Romblon Province,
Philippines, with Particular Reference to
Elevational Distribution and
Biogeographic Affinities
Steven M. Goodman
^
David E. Willard
DepartmentofZoology
FieldMuseum ofNaturalHistory
RooseveltRoadatLakeShoreDrive
Chicago, Illinois60605-2496
Pedro C. Gonzales
Chief ZoologyDivision
NationalMuseum ofthePhilippines
OldCongressBuilding
RizalPark
Manila, Philippines
Accepted May 11, 1995
Published November 30, 1995
Publication 1471
PUBLISHED BY FIELD MUSEUM OF NATURAL HISTORY
© 1995 Field Museum ofNatural History
ISSN 0015-0754
PRINTED IN THE UNITED STATES OFAMERICA
Table ofContents Protected Status 54
Acknowledgments 54
Literature Cited 54
Abstract 1 Appendix: Gazetteer of Locauties 56
Introduction
1
Description ofthe Island 3
History of Ornithological Work in
RoMBLON Province 4
Museum Abbreviations Used in the Text 4 List ofIllustrations
.
Review 4
Account ofthe 1989 and 1992 Expeditions 7
VeGETATIONAL AND ECOLOGICAL ZONES 8 1. Position ofSibuyan Island relative to
Mangroves 8 other islands in south-central Philip-
Agricultural Lands 8 pines 2
Lowland Forest 9 2. Topographical map ofSibuyan Island 4
. .
Montane Forest 11 3. View ofmain mountain chain from the
Mossy Forest 11 lowlands at Agdamagan 5
Other Ecotypes on the Island 12 4. Vegetational coverand locality map of
Speoes Accounts 12 Sibuyan Island 8
Netting 12 5. Coastal mangroves near Casing 9
Observations 13 6. Coastal agricultural plain nearTampay-
Weights 13 an 10
Systematic Order, Nomenclature, and 7. Degraded lowland Kuyasian Forest near
Common Names 13 the Lambingan Falls 11
Localities 14 8. Mossy forest along Mayo's Peak Trail,
Systematic List 14 just above the 1325-m camp 12
Analysis and Discussion 38 9. Podocarpus tree growing at 1450 m on
Sibuyan Avifauna 38 exposed ridge between ecotone ofmossy
Number ofSpecies 38 forest and heathland 13
Elevational Distributions 39 10. Heathlandat 1500 m,justbelow Mayo's
Densities ofBirds Along the Transect, Peak 14
Based on Netting 39 11. Cluster analysis ofresident bird species
Migrants on Sibuyan Island 41 found on six islands in the PhiMppines ... 49
Changes in the Resident Avifauna of 12. Comparison ofthe number ofbird spe-
Sibuyan Island Between 1892 and cies occurring in distinctecological
1992 42 zones on Sibuyan Island and other
Biogeography 44 mountains in the Philippines 52
Comparison ofthe Avifaunas ofSibu-
yan, Tablas, and Romblon Islands . . 44
Comparison ofthe Avifaunas ofSmall
Islands offMindoro and Between List ofTables
Panay and Tablas 44
Comparison ofthe Avifaunas ofRom-
blon Province with Neighboring 1. Net capture rate ofresident birds on Si-
Large Islands, and Potential buyan Island, 1989 30
Sources ofColonizers 45 2. Elevational distribution ofpresumed resi-
Comparison ofthe Elevational Distribu- dent birds on Sibuyan Island 40
tion ofResident Birds on Sibuyan 3. Changes in resident bird species on Sibu-
Island to Other Islands in the Phil- yan Island over the past 100 years 42
ippines 52 4. Comparison ofthe resident bird faunas
Conservation of Sibuyan Island 53 ofTablas, Romblon, and Sibuyan islands 46
Agriculture 53 5. Distribution ofbreeding birds on islands
Rattan Gathering 53 between the northwestern comer ofPa-
Logging 53 nay and Tablas islands 48
VOl
6. Distribution ofknown or presumed 7. Faunal similarity indices ofresident birds
breeding birds ofSibuyan Island in rela- on several islands in the Philippines us-
tion to Pleistocene island groups 50 ing Simpson's and Jaccard's indices 52