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Totals Po Toi - Seawatch (Hong Kong) 2024
Species
Mar
Apr
May
Totals
NE
W
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Garganey
5
255
0
260
260
0
183 (
3 Apr
)
19
6
14 Mar
22 Apr
2.
duck sp.
0
2
0
2
2
0
2 (
20 Apr
)
3
1
20 Apr
20 Apr
3.
Himalayan Swiftlet
0
0
5
5
5
0
3 (
8 May
)
9
3
6 May
8 May
4.
Pacific Swift
0
0
5
5
5
0
2 (
5 May
)
9
3
5 May
23 May
5.
Apus sp.
2
0
0
2
2
0
2 (
13 Mar
)
3
1
13 Mar
13 Mar
6.
Black-winged Stilt
0
2
0
2
2
0
2 (
9 Apr
)
3
1
9 Apr
9 Apr
7.
Mongolian Plover
1
0
0
1
1
0
1 (
15 Mar
)
3
1
15 Mar
15 Mar
8.
Whimbrel
0
213
2
215
215
0
82 (
23 Apr
)
25
8
6 Apr
8 May
9.
Far Eastern Curlew
0
15
0
15
15
0
8 (
10 Apr
)
13
4
5 Apr
12 Apr
10.
Curlew
0
14
1
15
15
0
10 (
23 Apr
)
9
3
20 Apr
9 May
11.
Bar-tailed Godwit
0
2
1
3
3
0
2 (
11 Apr
)
6
2
11 Apr
9 May
12.
Black-tailed Godwit
0
12
0
12
12
0
12 (
11 Apr
)
3
1
11 Apr
11 Apr
13.
Red-necked Phalarope
70
3071
871
4012
4010
2
827 (
10 Apr
)
84
27
13 Mar
23 May
14.
Grey-tailed Tattler
0
1
0
1
1
0
1 (
10 Apr
)
3
1
10 Apr
10 Apr
15.
Marsh Sandpiper
0
5
1
6
6
0
5 (
10 Apr
)
6
2
10 Apr
8 May
16.
Redshank
0
11
0
11
11
0
7 (
12 Apr
)
9
3
10 Apr
12 Apr
17.
Greenshank
0
6
0
6
6
0
4 (
10 Apr
)
6
2
10 Apr
11 Apr
18.
Turnstone
0
3
0
3
3
0
3 (
10 Apr
)
3
1
10 Apr
10 Apr
19.
small wader
1
142
64
207
207
0
113 (
23 Apr
)
50
16
16 Mar
21 May
20.
large wader
0
171
0
171
171
0
94 (
20 Apr
)
19
6
10 Apr
22 Apr
21.
Red-necked Stint
0
1
0
1
1
0
1 (
10 Apr
)
3
1
10 Apr
10 Apr
22.
Sanderling
0
1
6
7
7
0
6 (
4 May
)
6
2
10 Apr
4 May
23.
Oriental Pratincole
1
22
1
24
24
0
6 (
11 Apr
)
25
8
16 Mar
4 May
24.
Aleutian Tern
0
1
1052
1053
1053
0
321 (
5 May
)
41
13
23 Apr
23 May
25.
Sooty Tern
0
0
2
2
1
1
1 (
4 May
)
6
2
4 May
30 May
26.
Bridled Tern
0
14
869
883
883
0
218 (
8 May
)
47
15
11 Apr
23 May
27.
Little Tern
0
166
220
386
386
0
124 (
11 Apr
)
56
18
9 Apr
30 May
28.
Gull-billed Tern
0
205
112
317
317
0
90 (
23 Apr
)
63
20
3 Apr
22 May
29.
Caspian Tern
0
1
0
1
1
0
1 (
11 Apr
)
3
1
11 Apr
11 Apr
30.
Whiskered Tern
0
1
72
73
73
0
35 (
4 May
)
28
9
12 Apr
23 May
Species
Mar
Apr
May
Totals
NE
W
Maximum
Presence
(%)
Presence
(days)
First
Last
31.
tern/marsh tern sp.
0
102
771
873
864
9
293 (
5 May
)
75
24
3 Apr
23 May
32.
White-winged Black Tern
0
6
2210
2216
2214
2
688 (
8 May
)
41
13
22 Apr
23 May
33.
Common Tern
0
303
1100
1403
1402
1
293 (
22 May
)
72
23
2 Apr
23 May
34.
Black-naped Tern
0
2
76
78
78
0
20 (
7 May
)
34
11
11 Apr
23 May
35.
Roseate Tern
0
0
35
35
35
0
9 (
6 May
)
28
9
5 May
23 May
36.
Greater Crested Tern
12
798
281
1091
1089
2
148 (
2 Apr
)
88
28
14 Mar
30 May
37.
Kittiwake
1
0
0
1
1
0
1 (
14 Mar
)
3
1
14 Mar
14 Mar
38.
Black-tailed Gull
75
2
0
77
70
7
43 (
14 Mar
)
19
6
12 Mar
9 Apr
39.
Vega Gull
6
1
0
7
4
3
3 (
13 Mar
)
16
5
13 Mar
3 Apr
40.
Mongolian Gull
2
0
0
2
2
0
1 (
14 Mar
)
6
2
14 Mar
15 Mar
41.
Vega Gull spp vegae
1
0
0
1
1
0
1 (
15 Mar
)
3
1
15 Mar
15 Mar
42.
Heuglin's Gull
801
88
0
889
866
23
425 (
15 Mar
)
31
10
12 Mar
12 Apr
43.
large gull sp.
138
4
0
142
133
9
97 (
14 Mar
)
25
8
12 Mar
11 Apr
44.
Long-tailed Skua
6
0
4
10
10
0
6 (
14 Mar
)
9
3
14 Mar
21 May
45.
skua sp.
11
8
8
27
27
0
11 (
14 Mar
)
28
9
14 Mar
22 May
46.
Arctic Skua
21
9
42
72
71
1
14 (
4 May
)
59
19
13 Mar
23 May
47.
Pomarine Skua
1
8
2
11
11
0
5 (
2 Apr
)
16
5
14 Mar
4 May
48.
Ancient Murrelet
18
0
0
18
18
0
7 (
14 Mar
)
16
5
12 Mar
16 Mar
49.
Streaked Shearwater
14
10
1
25
25
0
14 (
15 Mar
)
19
6
15 Mar
21 May
50.
Short-tailed Shearwater
0
1
107
108
108
0
38 (
21 May
)
38
12
21 Apr
23 May
51.
Red-footed Booby
2
0
1
3
3
0
2 (
13 Mar
)
6
2
13 Mar
16 May
52.
Brown Booby
0
1
1
2
2
0
1 (
4 Apr
)
6
2
4 Apr
21 May
53.
Night Heron
2
0
0
2
2
0
2 (
12 Mar
)
3
1
12 Mar
12 Mar
54.
Chinese Egret
0
0
1
1
1
0
1 (
5 May
)
3
1
5 May
5 May
55.
Little Egret
0
36
58
94
94
0
25 (
9 Apr
)
41
13
4 Apr
22 May
56.
Egretta sp.
0
22
106
128
128
0
42 (
5 May
)
53
17
3 Apr
23 May
57.
Striated Heron
0
1
0
1
0
1
1 (
12 Apr
)
3
1
12 Apr
12 Apr
58.
Chinese Pond Heron
0
1
0
1
1
0
1 (
9 Apr
)
3
1
9 Apr
9 Apr
59.
Eastern Cattle Egret
0
148
64
212
212
0
53 (
3 Apr
)
59
19
2 Apr
22 May
60.
Great White Egret
0
13
6
19
17
2
6 (
4 Apr
)
19
6
4 Apr
22 May
Species
Mar
Apr
May
Totals
NE
W
Maximum
Presence
(%)
Presence
(days)
First
Last
61.
Intermediate Egret
0
1
1
2
2
0
1 (
22 Apr
)
6
2
22 Apr
5 May
62.
Grey-faced Buzzard
0
1
0
1
1
0
1 (
6 Apr
)
3
1
6 Apr
6 Apr
63.
Black Drongo
0
1
2
3
3
0
2 (
8 May
)
6
2
22 Apr
8 May
64.
Brown Shrike
0
0
1
1
1
0
1 (
9 May
)
3
1
9 May
9 May
65.
Swallow
39
90
36
165
165
0
22 (
10 Apr
)
78
25
12 Mar
22 May
66.
Stejneger's Stonechat
0
1
0
1
1
0
1 (
11 Apr
)
3
1
11 Apr
11 Apr
67.
Eastern Yellow Wagtail
0
0
9
9
9
0
9 (
4 May
)
3
1
4 May
4 May
68.
Grey Wagtail
1
0
0
1
1
0
1 (
16 Mar
)
3
1
16 Mar
16 Mar
69.
Little Bunting
0
1
0
1
1
0
1 (
3 Apr
)
3
1
3 Apr
3 Apr
Other species
Species
Mar
Apr
May
Totals
NE
W
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Indo-Pacific Finless Porpoise
1
5
0
6
6
0
4 (
10 Apr
)
9
3
14 Mar
12 Apr
Species
Mar
Apr
May
Totals
NE
W
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
1232
6001
8207
15440
15377
63
100
32
Observation hours
37:55
104:35
105:20
247:50
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