Clouds over Mai Po Marshes, Hong Kong
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Autumn migration at Beidaihe 1986-1990 - species |
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Written by Martin Williams
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Saturday, 20 May 2006 |
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Autumn migration at Beidaihe 1986-1990 - species
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Bitterns, egrets and herons
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Spoonbills, Ibises, Storks
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Swans, Geese, Shelducks and Ducks
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Raptors
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Partridges, pheasants and quail
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Cranes
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Rails, Crakes, Coot and Bustards
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Shorebirds
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Skuas, Gulls and Terns
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Sandgrouse and Doves
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Cuckoos, Owls and Swifts
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Kingfishers, Dollarbird, Hoopoe, Wryneck and Woodpeckers
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Larks, Martins and Swallows
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Wagtails and Pipits
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Minivet, Bulbuls, Shrikes
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Waxwings, Orioles, Drongos and Starlings
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Crows
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Wrens and Accentors
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Robins and Chats
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Rockthrushes and Thrushes
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Laughinthrushes, Parrotbill and Bush-Warblers
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Marsh-, Grasshopper, and Reed Warblers
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Phylloscopus warblers, Cisticolas, Kinglets, hill warbler
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Flycatchers
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Tits
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Nuthatches, Wallcreeper and White-eyes
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Finches
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Buntings
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Page 2 of 29
Great Bittern Botaurus stellaris LT—often recorded on migration, from the latter half of September to the first few days of October. H—four or five autumn records in three years, 4 September to 24 October. COE—four or five birds, 28 March to 26 April.
1986: 30 bird-days were logged from 14 dates between 13 September and 11 November, inclusive. About 25 individuals were involved, including one which was seen to fly into trees at LH on 17 October, and three which flew into trees at this locality on 27 October. Most records were of birds migrating past LH; others were seen at Se and Re. The highest day total was 15 (all recorded at LH; 12 flew south after 17h00) on 27 October.
1987: 14 bird-days (seven birds flew south), 27 September to 26 October; seven were recorded flying south, including five (the highest day total) on 3 October.
1988 (Ho): at least ten bird-days, mainly late September to early October, late bird on 7 November.
1989: nine bird-days, 7 October to 4 November; six flew south on 12 October.
1990: four bird-days were logged before 23 October.
Yellow Bittern Ixobrychus sinensis LT—no records. H—one autumn record. COE—27 bird-days, 18 May to 1 June.
1986: 77 bird-days were logged from 20 August to 10 October; of these, all except six were from Re. Main passage occurred from 27-31 August, when 45 bird-days were logged; the highest day totals were 14 on 27th, ten on 29th and 21 on 31 August—all but one of these birds were at Re; the highest day total in September was four on 14th.
1987: 87 bird-days, beginning of survey to 15 October; the highest day totals were 15 on 19th and 11 on 22 August; the highest day total in September was five on 17th.
1988 (Ho): 13 bird-days, 16 September to 15 October.
1989: singles (same bird?) at Re on 8th, 10th, 13th and 14 October.
1990: eight bird-days were logged before 23 October.
•(NT)Schrenck’s Bittern Ixobrychus eurhythmus LT—summers in the district. H—no records. COE—43 bird-days, from 18 May to 1 June.
1986: 11 bird-days were logged from seven dates between 20 August and 30 September; it appears that the records involved eight individuals. Eight bird-days were logged to 29 August; after which the only records were one on 9th and two on 30 September. Re was the favoured locality; the highest day total was three on 25 August.
1987: 18 bird-days, beginning of survey to 6 October; other than two on 3 September, no more than one in a day.
1988 (Ho): three singles, 27 September to 6 October.
1989: singles at LP on 7th and Re on 10 October.
1990: six bird-days were logged before 23 October.
Little Green Heron (Striated Heron) Butorides striatus LT—three records, all in spring. H—no records. COE—ten or more birds, 28 April to 23 May. Ch—summers in northern part of Hebei.
1986: singles were at LH on 9th and Re on 24 September.
1987: one bird, 20 September.
Chinese Pond-Heron Ardeola bacchus LT, H—no records. WH—first specimen shot about 1908, since when Hebei records in five years of no more than six birds in a day. Galsworthy (in litt.)—at ‘marshes’ (Re?), up to ten on 3rd and three on 4 September 1983. COE—common, 22 April to 1 June; breeding at Re. Ch—summers in Hebei.
1986: 147 bird-days were logged from 22 August to 16 October. The maximum day count was 42 on 27 August, when the main passage commenced, lasting until 6 September. During this period, 102 bird-days were logged, including ten coming in from over the sea on 6 September. Most records were from Re, though birds were occasionally seen migrating over SF.
1987: 644 bird-days, beginning of survey to 27 September. The highest day totals were 61 on 19th and 96 on 30 August, 55 on 1st, 50 on 7th and 70 on 16 September: most or all of these were counts of birds at Re at dusk.
1988 (Ho): 64 bird-days, 11 September to 5 October; highest count 33 flying to roost on 19 September.
1989: at Re, five on 16th, one on 20th and four on 21 September.
1990: 434 bird-days were logged before 23 October; highest day total 40 on 29 August.
Cattle Egret Bubulcus ibis LT, H—no records. Shaw—summer visitor to Hebei, rather rare. COE—one on 2 May.
1987: singles on 19th and 20 August and 11 September.
Great Egret Egretta alba LT—one record, 5 November. H—two certain records of E.a. alba—three on 31 March and one on 22 October; one probable E.a. modesta on 4 August 1944. E.a. alba records in China are in late autumn, winter or early spring; summer records of Great Egrets are of E.a. modesta. WH—once very common in Hebei, but population greatly decreased as a result of plume hunting. COE—14 birds, 9 April to 21 May. Ch—occasionally recorded from Hebei.
1986 five individuals were recorded; all were seen from LH, flying south. There were singles on 10th and 23 September and three on 17 October.
1987: singles flew south on 20th, 22nd and 31 August, 2 September and 30 October.
1988 (Ho): 11 flew south, 7-17 November.
1988 (Earthwatch): ten birds seen in November, flying south: seven on 4th, two on 9th and one on 14th.
1989: singles flew south on 19th and 31 October.
1990: before 23 October, 32 bird-days were logged (20 individuals?); the highest count was nine at SF on 5 September. From 23 October, nine were recorded flying south: seven on 2nd and singles on 9th and 10 November.
Intermediate Egret Egretta intermedia LT, H—no records. COE—11 birds recorded from 20 April to 21 May.
1987: 11 bird-days (five birds flew south), 20 August to 25 September.
1990: one was at SF, with Great Egrets, on 5 September.
Little Egret Egretta garzetta LT, H—no records. Hemmingsen and Guildal (1968) cite Wilder as reporting that until 20 January 1943 the evidence of the occurrence of this species in Hebei rested on two specimens measured in 1923, and on David and Oustalet (1877, p. 440). COE— singles on 14 April and 26-27 May. Ch--does not list for Hebei, but notes that occasionally recorded in Beijing municipality.
1990: 25 bird-days (six individuals?), highest count five on 27 August; all before 23 October.
•(EN)Chinese Egret Egretta eulophotes LT—no records. Wilder (1941)—specimen collected, 5 September 1941. H—eight on 1 June 1944, one on 6 June 1945. COE—no records.
1987: single birds at Re on 27th and 28 August and 12 September.
1990: one was at SF on 21 September.
Unidentified white egrets Egretta spp.
1987: one on 23 August.
1990: two Little or Intermediate Egrets flew south on 11 September.
Grey Heron Ardea cinerea LT—abundant migrant, from the last ten days of July to the end of October. H—common, from 19 July to 12 November. COE—675 bird-days, 18 March to 21 May.
1986: 1620 bird-days were logged from 19 August to 16 November. Significant passage occurred from 27 August to 17 October, after which the numbers dropped sharply and the species was recorded on only half of the days. From 10-25 September, 671 bird-days—over one-third of the total—were logged. The highest day totals were 59 on 28 August, 89 on 14th, 63 on 17th, 78 on 23 September, 83 on 5th and 147 on 10 October, a migration ‘wave’ day (see Purple Heron). Most flew south, including 660 recorded from LH.
1987: 944 bird-days (867 flew south), beginning of survey to 25 November; 329 flew south during 7-11 October, including 149 on 9th and 106 on 11th.
1988 (Ho): 186 bird-days, 9 September to 17 November.
1988 (Earthwatch): 67 bird-days were logged from 8 October to 15 November (57 flew south). The highest day total was 40, all flying south, on 10 October.
1989: 1613 bird-days (1577 flew south), 8 October to 16 November; 1492 flew south on 15 October.
1990: before 23 October, 376 bird-days, highest day total 35 on 1 October. From 23 October, 87 bird-days (one present, eight recorded flying north and 78 south), 24 October to 15 November. Highest day total 38, all flying south, on 24 October.
Purple Heron Ardea purpurea LT—common, September and October; ‘some 200 passed over the plain’ on 6 October 1911. H—not uncommon, 19 July to 14 October. COE—391 bird-days, 19 April to 1 June.
1986: 425 bird-days were logged from 23 August to 1 November; the passage period was nearly three weeks shorter than that of the Grey Heron. Numbers reached an initial peak over 11-14 September, when 87 bird-days were logged; 85 were recorded flying south on 19 September, and the highest day total was 186 (160 were recorded flying south, 26 were at Re) on 10 October, after which only four were seen. Most were recorded flying south, including 378 recorded from LH.
1987: 330 bird-days (295 flew south), 30 August to 8 November; 135 flew south on 9 October; only two birds after 18 October, one of which had a broken wing and was seen from 1-8 November.
1988 (Ho): 70 bird-days, 16 September to 10 November.
1988 (Earthwatch): 68 were recorded flying south from the beginning of the survey to 10 November. The highest day total was 18 on 10 October.
1989: one at Re on 21 September; seven bird-days (six flew south), 8 October to 13 November.
1990: before 23 October, 157 bird-days, highest day total 25 on 22 September. Six were recorded flying south, 24 October to 4 November.
Grey Heron/Purple Heron Ardea cinerea/A. purpurea
1986: 402 Ardea herons were recorded, 20 August to 29 October. The maximum day totals were 101 on 30 September and 76 on 1 October. All but 27 were recorded from LH, and all but four flew south.
1987: 371 birds (370 flew south).
1988 (Ho): 59 birds.
1988 (Earthwatch): 38 recorded flying south.
1990: 196 were recorded, highest day total 115 on 25 September; all before 23 October.
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Last Updated ( Sunday, 21 May 2006 )
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