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Totals Rodeo Lagoon Seawatch (CA) 2024
Species
Jan
Feb
Mar
Apr
May
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Black Brant
2
9
0
0
0
11
0
11
6 (
1 Feb
)
10
3
1 Jan
5 Feb
2.
Canada Goose
2
0
28
3
0
33
22
11
10 (
31 Mar
)
28
8
15 Jan
2 Apr
3.
American Wigeon
20
0
0
0
0
20
14
6
20 (
16 Jan
)
3
1
16 Jan
16 Jan
4.
Pintail
59
0
0
0
0
59
55
4
39 (
15 Jan
)
7
2
15 Jan
16 Jan
5.
Surf Scoter
45
11
60
178
54
348
84
264
153 (
7 Apr
)
66
19
1 Jan
2 May
6.
White-winged Scoter
5
0
0
0
0
5
3
2
2 (
2 Jan
)
10
3
1 Jan
16 Jan
7.
Bufflehead
2
0
0
0
0
2
0
2
2 (
28 Jan
)
3
1
28 Jan
28 Jan
8.
Goldeneye
1
0
0
0
0
1
1
0
1 (
29 Jan
)
3
1
29 Jan
29 Jan
9.
Red-breasted Merganser
1
0
0
0
7
8
1
7
7 (
2 May
)
7
2
16 Jan
2 May
10.
White-throated Swift
0
0
1
0
0
1
0
1
1 (
15 Mar
)
3
1
15 Mar
15 Mar
11.
Allen's Hummingbird
0
0
4
0
0
4
0
4
4 (
15 Mar
)
3
1
15 Mar
15 Mar
12.
Slavonian Grebe
0
0
0
3
0
3
0
3
3 (
2 Apr
)
3
1
2 Apr
2 Apr
13.
Black Oystercatcher
2
0
4
4
0
10
1
9
4 (
4 Apr
)
24
7
2 Jan
4 Apr
14.
Semipalmated Plover
0
0
0
4
0
4
0
4
4 (
26 Apr
)
3
1
26 Apr
26 Apr
15.
Hudsonian Whimbrel
0
0
0
9
4
13
0
13
5 (
7 Apr
)
14
4
4 Apr
2 May
16.
Long-billed Curlew
1
1
17
1
0
20
4
16
15 (
15 Mar
)
17
5
2 Jan
4 Apr
17.
Black Turnstone
0
0
6
0
0
6
0
6
6 (
31 Mar
)
3
1
31 Mar
31 Mar
18.
small wader
0
0
0
15
180
195
0
195
180 (
2 May
)
7
2
26 Apr
2 May
19.
Western Sandpiper
0
0
0
1
0
1
0
1
1 (
26 Apr
)
3
1
26 Apr
26 Apr
20.
Bonaparte's Gull
0
1
0
0
137
138
1
137
137 (
2 May
)
7
2
4 Feb
2 May
21.
Heermann's Gull
4
1
0
0
0
5
5
0
3 (
31 Jan
)
10
3
13 Jan
4 Feb
22.
Short-billed Gull
157
22
3
0
0
182
179
3
33 (
31 Jan
)
55
16
1 Jan
24 Mar
23.
Ring-billed Gull
18
7
6
0
0
31
29
2
5 (
2 Jan
)
41
12
1 Jan
31 Mar
24.
California Gull
1854
1130
296
97
29
3406
3110
296
795 (
1 Feb
)
97
28
1 Jan
2 May
25.
Glaucous-winged Gull
728
209
77
5
0
1019
964
55
162 (
29 Jan
)
83
24
1 Jan
4 Apr
26.
Western Gull
1112
737
491
111
13
2464
1953
511
795 (
31 Jan
)
100
29
1 Jan
2 May
27.
Western x Glaucous-winged Gull
10
2
1
0
0
13
13
0
5 (
29 Jan
)
17
5
2 Jan
5 Mar
28.
Thayer's Gull
133
113
5
0
0
251
249
2
58 (
1 Feb
)
55
16
2 Jan
24 Mar
29.
American Herring Gull
244
168
3
7
0
422
414
8
93 (
1 Feb
)
55
16
1 Jan
4 Apr
30.
large gull sp.
150
0
0
0
0
150
150
0
150 (
31 Jan
)
3
1
31 Jan
31 Jan
Species
Jan
Feb
Mar
Apr
May
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
31.
Caspian Tern
0
0
54
70
14
138
13
125
31 (
4 Apr
)
48
14
7 Mar
2 May
32.
Elegant Tern
0
0
177
392
9
578
1
577
330 (
26 Apr
)
34
10
24 Mar
2 May
33.
Guillemot
6
0
91
335
55
487
159
328
170 (
26 Apr
)
41
12
13 Jan
2 May
34.
Pigeon Guillemot
0
0
6
3
0
9
0
9
3 (
24 Mar
)
14
4
7 Mar
4 Apr
35.
Marbled Murrelet
2
0
0
0
0
2
1
1
1 (
28 Jan
)
7
2
28 Jan
31 Jan
36.
Red-throated Diver
254
34
303
174
193
958
329
629
193 (
2 May
)
100
29
1 Jan
2 May
37.
Pacific Loon
0
0
0
0
128
128
0
128
128 (
2 May
)
3
1
2 May
2 May
38.
Great Northern Diver
0
1
1
27
3
32
1
31
17 (
4 Apr
)
21
6
4 Feb
2 May
39.
Brandt's Cormorant
215
654
409
364
75
1717
1134
583
505 (
5 Feb
)
97
28
1 Jan
2 May
40.
Pelagic Cormorant
18
5
23
29
0
75
30
45
10 (
4 Apr
)
79
23
2 Jan
26 Apr
41.
Double-crested Cormorant
51
4
22
14
6
97
56
41
36 (
29 Jan
)
76
22
1 Jan
2 May
42.
Great Blue Heron
0
0
0
0
1
1
0
1
1 (
2 May
)
3
1
2 May
2 May
43.
Snowy Egret
1
0
10
9
1
21
0
21
9 (
2 Apr
)
24
7
15 Jan
2 May
44.
Brown Pelican
700
47
91
283
65
1186
622
564
219 (
26 Apr
)
86
25
1 Jan
2 May
45.
Osprey
0
0
1
0
1
2
1
1
1 (
26 Mar
)
7
2
26 Mar
2 May
46.
Cooper's Hawk
0
0
1
0
0
1
0
1
1 (
14 Mar
)
3
1
14 Mar
14 Mar
47.
Bald Eagle
0
0
3
0
0
3
1
2
1 (
8 Mar
)
10
3
8 Mar
26 Mar
48.
Red-tailed Hawk
0
0
1
0
0
1
0
1
1 (
26 Mar
)
3
1
26 Mar
26 Mar
49.
Rough-legged Buzzard
0
0
1
0
0
1
0
1
1 (
15 Mar
)
3
1
15 Mar
15 Mar
50.
Peregrine
0
0
2
0
0
2
0
2
2 (
15 Mar
)
3
1
15 Mar
15 Mar
51.
Tundra-peregrine
0
0
1
0
0
1
0
1
1 (
7 Mar
)
3
1
7 Mar
7 Mar
52.
American Crow
0
0
28
0
0
28
2
26
8 (
7 Mar
)
17
5
7 Mar
31 Mar
53.
Tree Swallow
0
0
1
0
0
1
0
1
1 (
14 Mar
)
3
1
14 Mar
14 Mar
54.
Violet-green Swallow
0
0
341
0
0
341
0
341
340 (
15 Mar
)
7
2
14 Mar
15 Mar
55.
Northern Rough-winged Swallow
0
0
1
0
0
1
0
1
1 (
26 Mar
)
3
1
26 Mar
26 Mar
56.
American Goldfinch
0
0
1
0
0
1
0
1
1 (
15 Mar
)
3
1
15 Mar
15 Mar
57.
Lesser Goldfinch
1
0
0
0
0
1
0
1
1 (
29 Jan
)
3
1
29 Jan
29 Jan
Species
Jan
Feb
Mar
Apr
May
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
5798
3156
2571
2138
975
14638
9602
5036
100
29
Observation hours
25:45
7:30
34:45
9:00
3:30
80:30
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