Totals Rodeo Lagoon Seawatch (CA) 2020

Year
Period
count-field
Also present

	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Black Brant	0	2	4	0	0	0	0	0	0	0	0	0	6	2	4	4 (15 Mar)	1	2	23 Feb	15 Mar
2.	Canada Goose	0	0	14	14	2	0	2	0	10	28	0	0	70	26	44	16 (11 Oct)	8	13	9 Mar	26 Oct
3.	Lesser Canada Goose	0	0	0	0	0	0	0	0	38	242	57	0	337	321	16	103 (11 Oct)	8	12	27 Sep	24 Nov
4.	Snow Goose	0	0	0	0	0	0	0	0	0	5	0	0	5	5	0	5 (26 Oct)	1	1	26 Oct	26 Oct
5.	goose sp.	0	0	0	0	0	0	0	0	156	0	0	0	156	125	31	156 (27 Sep)	1	1	27 Sep	27 Sep
6.	Greater White-fronted Goose (American)	0	0	0	0	0	0	0	0	0	0	19	0	19	19	0	19 (11 Nov)	1	1	11 Nov	11 Nov
7.	Wood Duck	0	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (7 Aug)	1	1	7 Aug	7 Aug
8.	Shoveler	0	0	0	0	0	0	0	0	2	0	0	0	2	2	0	2 (10 Sep)	1	1	10 Sep	10 Sep
9.	American Wigeon	0	0	0	0	0	0	0	0	0	1	2	0	3	3	0	2 (22 Nov)	1	2	22 Oct	22 Nov
10.	Mallard	0	0	0	0	0	0	0	0	0	2	0	0	2	2	0	2 (26 Oct)	1	1	26 Oct	26 Oct
11.	Pintail	0	0	0	2	0	0	0	3	0	0	0	0	5	0	5	3 (25 Aug)	1	2	15 Apr	25 Aug
12.	dabbling duck sp.	0	0	0	0	0	0	0	0	15	0	0	0	15	0	15	15 (25 Sep)	1	1	25 Sep	25 Sep
13.	Green-winged Teal	0	0	0	0	0	0	0	0	0	9	6	0	15	10	5	6 (20 Nov)	3	5	11 Oct	20 Nov
14.	Scaup	0	0	0	0	0	0	1	0	61	176	0	0	238	222	16	120 (22 Oct)	3	5	13 Jul	22 Oct
15.	Greater / Lesser Scaup	0	0	0	0	0	0	0	0	0	37	10	1	48	39	9	30 (26 Oct)	4	6	26 Oct	8 Dec
16.	Surf Scoter	5	2	27	52	0	1	1	9	222	1595	537	0	2451	2177	274	1205 (22 Oct)	44	68	21 Jan	27 Nov
17.	Bufflehead	0	0	0	0	0	0	0	0	0	0	0	2	2	2	0	2 (1 Dec)	1	1	1 Dec	1 Dec
18.	Goldeneye	0	0	0	0	0	0	0	0	0	0	7	0	7	3	4	4 (11 Nov)	1	2	11 Nov	25 Nov
19.	Goosander	0	0	0	2	0	0	0	0	0	0	0	0	2	2	0	2 (22 Apr)	1	1	22 Apr	22 Apr
20.	Vaux's Swift	0	0	0	0	0	0	0	0	147	757	0	0	904	904	0	490 (1 Oct)	6	9	6 Sep	11 Oct
21.	White-throated Swift	0	0	4	0	0	0	1	0	0	0	0	0	5	1	4	4 (26 Mar)	1	2	26 Mar	16 Jul
22.	Band-tailed Pigeon	0	0	0	0	0	0	0	0	2	3749	7862	0	11613	10985	628	2235 (20 Nov)	21	33	27 Sep	27 Nov
23.	Collared Dove	0	0	5	1	0	0	0	0	0	0	0	0	6	2	4	3 (4 Mar)	2	3	4 Mar	15 Apr
24.	Black-necked Grebe	0	0	2	0	0	0	0	0	0	1	4	0	7	5	2	4 (21 Nov)	2	3	23 Mar	21 Nov
25.	Black Oystercatcher	1	1	6	0	0	7	4	7	10	5	0	1	42	2	40	4 (16 Jun)	17	26	21 Jan	10 Dec
26.	American Avocet	0	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (6 Aug)	1	1	6 Aug	6 Aug
27.	Grey Plover	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (20 Sep)	1	1	20 Sep	20 Sep
28.	Semipalmated Plover	0	0	0	0	0	0	7	23	0	0	0	0	30	28	2	6 (25 Jul)	7	11	25 Jul	31 Aug
29.	Hudsonian Whimbrel	0	0	0	0	0	4	1	0	9	0	0	0	14	10	4	5 (28 Sep)	4	7	20 Jun	30 Sep
30.	Long-billed Curlew	0	0	1	0	0	9	1	6	2	1	0	0	20	11	9	2 (19 Jun)	11	17	27 Mar	21 Oct
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Marbled Godwit	0	0	0	0	0	0	5	9	18	0	0	0	32	20	12	12 (8 Sep)	4	7	27 Jul	29 Sep
32.	Short-billed Dowitcher	0	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (23 Aug)	1	1	23 Aug	23 Aug
33.	Red-necked Phalarope	0	0	0	0	0	0	0	2	0	0	0	0	2	2	0	1 (11 Aug)	1	2	11 Aug	28 Aug
34.	Willet	0	0	0	0	0	0	0	2	0	0	0	0	2	1	1	1 (1 Aug)	1	2	1 Aug	5 Aug
35.	Willet (Western)	0	0	0	0	0	17	0	0	0	0	0	0	17	17	0	17 (26 Jun)	1	1	26 Jun	26 Jun
36.	Greater Yellowlegs	0	0	1	0	0	0	0	0	1	2	0	0	4	3	1	1 (4 Mar)	3	4	4 Mar	22 Oct
37.	Black Turnstone	0	0	2	0	0	0	0	0	0	0	0	0	2	0	2	2 (25 Mar)	1	1	25 Mar	25 Mar
38.	Sanderling	0	0	0	0	0	0	2	6	0	0	0	0	8	8	0	5 (28 Aug)	2	3	19 Jul	28 Aug
39.	Dunlin	0	0	0	0	0	0	0	0	0	33	0	0	33	33	0	24 (22 Oct)	1	2	19 Oct	22 Oct
40.	Least Sandpiper	0	0	0	0	0	0	3	47	0	0	0	0	50	43	7	25 (7 Aug)	6	10	1 Jul	30 Aug
41.	Western Sandpiper	0	0	0	0	0	9	3	74	0	1	0	0	87	70	17	20 (30 Aug)	11	17	22 Jun	22 Oct
42.	Caspian Tern	0	0	10	28	8	190	333	183	5	3	0	0	760	176	584	66 (28 Jun)	39	61	5 Mar	27 Oct
43.	Elegant Tern	0	0	0	0	0	0	41	9227	3512	2276	358	0	15414	237	15177	2010 (10 Aug)	47	74	27 Jul	8 Nov
44.	Kittiwake	0	0	4	0	0	0	0	0	0	0	0	0	4	3	1	2 (15 Mar)	2	3	5 Mar	15 Mar
45.	Bonaparte's Gull	0	0	0	0	0	0	0	0	0	1	1	0	2	2	0	1 (26 Oct)	1	2	26 Oct	17 Nov
46.	Heermann's Gull	0	0	0	1	0	82	1241	1886	1287	1474	535	4	6510	1051	5459	470 (25 Sep)	67	105	26 Apr	1 Dec
47.	Mew Gull ssp brachyrhynchus	225	120	18	0	0	0	0	0	0	15	79	13	470	452	18	225 (21 Jan)	13	20	21 Jan	10 Dec
48.	Ring-billed Gull	0	0	8	0	0	0	0	0	9	45	15	2	79	73	6	7 (26 Oct)	22	35	20 Mar	8 Dec
49.	Western Gull	62	43	405	70	17	462	494	479	187	581	1393	94	4287	3085	1202	975 (17 Nov)	90	140	21 Jan	10 Dec
50.	Western x Glaucous-winged Gull	0	0	0	0	0	0	0	0	0	0	2	0	2	0	2	2 (8 Nov)	1	1	8 Nov	8 Nov
51.	Herring Gull	6	10	1	0	0	0	0	0	0	0	0	0	17	17	0	10 (12 Feb)	2	3	21 Jan	5 Mar
52.	large gull sp.	40	0	0	0	0	0	0	0	0	0	95	0	135	105	30	75 (8 Nov)	2	3	21 Jan	8 Nov
53.	California Gull	168	135	243	46	9	379	546	137	408	3687	981	95	6834	6172	662	740 (22 Oct)	91	142	21 Jan	10 Dec
54.	American Herring Gull	0	0	0	0	0	0	0	1	0	45	42	19	107	107	0	36 (17 Nov)	14	22	28 Aug	10 Dec
55.	Glaucous-winged Gull	44	82	83	7	0	1	1	0	0	107	349	77	751	700	51	197 (17 Nov)	42	65	21 Jan	10 Dec
56.	Thayer's Gull	17	5	7	0	0	0	0	0	0	10	71	32	142	140	2	32 (17 Nov)	15	23	21 Jan	10 Dec
57.	Arctic Skua	0	0	0	0	0	0	0	4	33	33	0	0	70	37	33	10 (22 Sep)	20	31	5 Aug	31 Oct
58.	Pomarine Skua	0	0	0	0	0	0	0	1	0	1	0	0	2	1	1	1 (5 Aug)	1	2	5 Aug	22 Oct
59.	Marbled Murrelet	2	0	0	0	0	0	0	0	0	0	2	0	4	2	2	2 (21 Jan)	1	2	21 Jan	25 Nov
60.	Pigeon Guillemot	0	0	3	6	2	14	15	18	2	0	0	0	60	22	38	6 (26 Apr)	19	29	23 Mar	6 Sep
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Guillemot	1	71	781	14	6	1730	771	140	1	20	72	0	3607	1247	2360	1100 (16 Jun)	44	69	21 Jan	25 Nov
62.	Red-throated Diver	365	1396	1471	16	0	0	0	0	2	20	136	288	3694	665	3029	778 (23 Feb)	34	53	21 Jan	10 Dec
63.	Pacific Loon	0	0	0	23	53	0	0	0	0	0	0	0	76	0	76	53 (13 May)	1	2	26 Apr	13 May
64.	Great Northern Diver	0	0	0	0	0	0	0	0	8	11	4	1	24	24	0	4 (22 Oct)	11	17	17 Sep	1 Dec
65.	diver sp.	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (7 Nov)	1	1	7 Nov	7 Nov
66.	Fulmar	0	8	18	0	0	0	0	1	0	0	0	0	27	12	15	6 (29 Feb)	6	10	23 Feb	31 Aug
67.	Sooty Shearwater	0	0	0	0	0	580	0	85660	0	0	0	0	86240	1580	84660	38100 (5 Aug)	5	8	16 Jun	31 Aug
68.	Brandt's Cormorant	22	65	3024	54	34	2581	1198	4263	242	38	378	93	11992	3867	8125	815 (7 Aug)	67	104	21 Jan	10 Dec
69.	Pelagic Cormorant	0	13	100	7	1	31	30	33	7	6	8	2	238	56	182	12 (8 Mar)	51	80	12 Feb	10 Dec
70.	Double-crested Cormorant	1	2	22	7	5	37	13	147	448	342	223	39	1286	1114	172	99 (7 Sep)	67	104	21 Jan	10 Dec
71.	Snowy Egret	0	0	0	2	0	6	8	8	6	1	4	1	36	5	31	7 (28 Aug)	10	16	22 Apr	1 Dec
72.	Great White Egret	0	0	0	0	0	0	9	0	3	12	3	1	28	23	5	9 (13 Jul)	7	11	13 Jul	8 Dec
73.	Great Blue Heron	0	0	5	0	0	5	1	1	0	1	0	0	13	1	12	3 (17 Jun)	6	9	18 Mar	16 Oct
74.	Brown Pelican	6	0	12	234	27	9229	20920	11603	4793	3072	5276	143	55315	6439	48876	4325 (14 Jul)	86	134	21 Jan	10 Dec
75.	Turkey Vulture	0	0	0	0	0	0	0	0	0	4	0	0	4	4	0	4 (18 Oct)	1	1	18 Oct	18 Oct
76.	Osprey	0	0	0	1	0	1	2	0	3	7	0	0	14	13	1	4 (2 Oct)	6	9	20 Apr	21 Oct
77.	White-tailed Kite	0	0	0	0	0	0	0	0	0	0	2	0	2	1	1	1 (9 Nov)	1	2	9 Nov	10 Nov
78.	Sharp-shinned Hawk	0	0	2	1	0	0	0	0	0	10	3	0	16	13	3	3 (13 Oct)	6	10	21 Mar	20 Nov
79.	Cooper's Hawk	0	0	0	0	0	0	0	2	0	0	0	0	2	2	0	2 (13 Aug)	1	1	13 Aug	13 Aug
80.	Northern Harrier	0	0	1	0	0	1	0	0	0	4	0	1	7	6	1	1 (25 Mar)	4	7	25 Mar	1 Dec
81.	Bald Eagle	0	0	0	0	0	0	0	0	0	0	2	0	2	1	1	1 (9 Nov)	1	2	9 Nov	11 Nov
82.	Red-shouldered Hawk	0	0	0	0	0	0	0	0	0	2	0	0	2	2	0	1 (7 Oct)	1	2	7 Oct	22 Oct
83.	Red-tailed Hawk	0	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (26 Oct)	1	1	26 Oct	26 Oct
84.	Ferruginous Hawk	0	0	0	0	0	0	0	0	0	1	0	0	1	0	1	1 (29 Oct)	1	1	29 Oct	29 Oct
85.	Belted Kingfisher	0	0	0	0	0	0	0	1	1	0	0	0	2	2	0	1 (6 Aug)	1	2	6 Aug	5 Sep
86.	Northern Flicker	0	0	0	0	0	0	0	0	0	2	0	0	2	2	0	2 (12 Oct)	1	1	12 Oct	12 Oct
87.	American Kestrel	0	0	0	0	0	0	0	0	1	1	0	0	2	2	0	1 (6 Sep)	1	2	6 Sep	15 Oct
88.	Merlin	0	0	0	0	0	0	0	0	1	3	1	0	5	5	0	2 (16 Oct)	3	4	10 Sep	17 Nov
89.	Peregrine	0	0	0	0	0	0	0	0	2	3	1	0	6	4	2	1 (6 Sep)	4	6	6 Sep	22 Nov
90.	Black Phoebe	0	0	0	0	0	0	0	0	0	1	1	0	2	2	0	1 (29 Oct)	1	2	29 Oct	21 Nov
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
91.	Say's Phoebe	0	0	0	0	0	0	0	0	3	0	0	0	3	3	0	2 (23 Sep)	1	2	23 Sep	28 Sep
92.	American Crow	0	0	63	0	0	0	0	0	43	20	11	0	137	67	70	24 (10 Mar)	17	26	5 Mar	27 Nov
93.	Raven	0	6	23	0	0	0	0	0	20	89	57	0	195	132	63	23 (27 Oct)	21	33	29 Feb	30 Nov
94.	Cedar Waxwing	0	0	0	97	23	0	0	15	69	9	0	0	213	125	88	45 (2 Apr)	6	9	2 Apr	21 Oct
95.	Sand Martin	0	0	0	0	0	0	1	0	0	0	0	0	1	1	0	1 (4 Jul)	1	1	4 Jul	4 Jul
96.	Tree Swallow	0	0	1	0	0	0	0	0	0	0	0	0	1	0	1	1 (22 Mar)	1	1	22 Mar	22 Mar
97.	Violet-green Swallow	0	0	35	9	0	0	0	0	14	977	0	0	1035	991	44	430 (12 Oct)	13	21	4 Mar	26 Oct
98.	Purple Martin	0	0	0	0	0	0	0	3	0	0	0	0	3	3	0	3 (12 Aug)	1	1	12 Aug	12 Aug
99.	Northern Rough-winged Swallow	0	0	2	2	1	0	4	0	8	0	0	0	17	12	5	8 (4 Sep)	4	7	25 Mar	4 Sep
100.	Swallow	0	0	10	9	0	0	0	4	30	0	0	0	53	31	22	11 (23 Sep)	9	14	4 Mar	28 Sep
101.	Cliff Swallow	0	0	1	20	0	0	0	0	0	0	0	0	21	0	21	14 (2 Apr)	2	3	26 Mar	10 Apr
102.	Starling	0	0	0	0	0	0	0	0	1	1	180	0	182	182	0	100 (20 Nov)	3	4	28 Sep	24 Nov
103.	Western Bluebird	0	0	5	0	0	0	0	0	0	0	2	0	7	7	0	5 (5 Mar)	1	2	5 Mar	5 Nov
104.	Varied Thrush	0	0	0	0	0	0	0	0	0	2	0	0	2	0	2	1 (15 Oct)	1	2	15 Oct	17 Oct
105.	American Robin	0	0	0	0	0	0	0	0	0	5	24	0	29	26	3	20 (20 Nov)	3	5	1 Oct	20 Nov
106.	American Buff-bellied Pipit	0	0	0	0	0	0	0	0	0	219	75	0	294	253	41	92 (16 Oct)	9	14	1 Oct	22 Nov
107.	American Goldfinch	0	0	0	0	0	0	0	0	0	11	3	0	14	13	1	4 (2 Oct)	5	8	2 Oct	16 Nov
108.	Lesser Goldfinch	0	0	1	0	0	0	0	0	56	68	21	0	146	145	1	47 (16 Oct)	8	13	10 Mar	20 Nov
109.	Pine Siskin	0	0	0	0	0	0	0	0	9	518	221	115	863	825	38	225 (28 Oct)	12	19	1 Sep	8 Dec
110.	Western Meadowlark	0	0	0	0	0	0	0	0	2	2	0	0	4	2	2	2 (28 Sep)	2	3	28 Sep	16 Oct
111.	Tricolored Blackbird	0	0	0	0	0	0	0	0	71	150	0	0	221	142	79	79 (23 Oct)	8	13	4 Sep	26 Oct
112.	Red-winged Blackbird	0	0	2	0	0	0	0	0	0	28	9	0	39	30	9	7 (29 Oct)	9	14	16 Mar	9 Nov
113.	Brewer's Blackbird	0	0	0	0	0	0	0	0	1	9	0	0	10	8	2	4 (16 Oct)	4	6	28 Sep	26 Oct
114.	blackbird sp.	0	0	0	0	0	0	0	0	0	16	0	0	16	16	0	16 (13 Oct)	1	1	13 Oct	13 Oct
115.	Yellow-rumped Warbler (Audubon's)	0	0	25	0	0	0	0	0	0	20	2	0	47	40	7	17 (16 Mar)	6	9	9 Mar	30 Nov
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Bottle-Nosed Dolphin	0	0	4	0	0	0	0	0	0	0	0	0	4	0	4	4 (20 Mar)	1	1	20 Mar	20 Mar
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	965	1961	6456	725	188	15376	25659	114008	11982	20628	19147	1024	218119	45639	172480		100	156
	Observation hours	2:00	5:05	35:00	14:45	2:20	40:30	51:00	89:15	93:00	96:55	63:20	9:55	503:05

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Trektellen

Totals Rodeo Lagoon Seawatch (CA) 2020