Select until 3 July

Totals Rodeo Lagoon Seawatch (CA) 2016 - 2025

	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
1.	Black Brant	0	0	0	0	6	315	327	47	22	444	1161	166	1	444 (2025)
2.	Canada Goose	0	0	0	1	70	42	57	15	38	5	228	33	57	70 (2020)
3.	Lesser Canada Goose	0	0	0	362	337	410	6	9	33	0	1157	165	7	410 (2021)
4.	Ross's Goose	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
5.	Snow Goose	0	0	0	0	5	0	25	0	2	0	32	4.6	0	25 (2022)
6.	goose sp.	0	0	0	0	156	0	4	0	0	0	160	23	0	156 (2020)
7.	Eurasian White-fronted Goose	0	0	0	0	0	0	0	27	0	0	27	3.9	0	27 (2023)
8.	Greater White-fronted Goose (American)	0	0	0	0	19	44	305	215	12	0	595	85	7	305 (2022)
9.	Wood Duck	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
10.	Shoveler	0	0	0	25	2	49	30	1	0	0	107	15	9	49 (2021)
11.	Gadwall	0	0	0	1	0	1	0	0	0	0	2	0.3	1	1 (2019)
12.	American Wigeon	0	0	0	6	3	64	84	0	21	0	178	25	41	84 (2022)
13.	Mallard	0	0	0	4	2	5	9	2	0	0	22	3.1	59	9 (2022)
14.	Pintail	0	0	0	224	5	304	219	1	59	0	812	116	13	304 (2021)
15.	dabbling duck sp.	0	0	0	0	15	100	0	0	0	0	115	16	0	100 (2021)
16.	duck sp.	0	0	0	40	0	201	0	0	0	0	241	34	0	201 (2021)
17.	Green-winged Teal	0	0	0	16	15	70	16	26	0	0	143	20	35	70 (2021)
18.	Scaup	0	0	0	0	238	266	57	13	0	0	574	82	8	266 (2021)
19.	Greater / Lesser Scaup	0	0	0	101	48	0	0	237	8	0	394	56	0	237 (2023)
20.	Surf Scoter	0	0	0	1277	2451	6078	3085	1054	861	1902	16708	2387	3485	6078 (2021)
21.	White-winged Scoter	0	0	0	4	0	3	0	4	5	2	18	2.6	0	5 (2024)
22.	Black Scoter	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
23.	Long-tailed Duck	0	0	0	0	0	1	0	1	0	0	2	0.3	0	1 (2021)
24.	Bufflehead	0	0	0	3	2	14	2	0	2	0	23	3.3	97	14 (2021)
25.	Goldeneye	0	0	0	0	7	12	0	4	1	0	24	3.4	28	12 (2021)
26.	Goosander	0	0	0	0	2	0	0	0	0	0	2	0.3	0	2 (2020)
27.	Red-breasted Merganser	0	0	0	11	0	20	8	9	10	1	59	8.4	11	20 (2021)
28.	Ruddy Duck	0	0	0	0	0	4	0	0	0	0	4	0.6	1	4 (2021)
29.	American Black Swift	0	0	0	0	0	5	0	0	0	0	5	0.7	0	5 (2021)
30.	Vaux's Swift	0	0	0	99	904	48	847	79	0	0	1977	282	0	904 (2020)
31.	White-throated Swift	0	0	0	1	5	13	3	0	1	0	23	3.3	0	13 (2021)
32.	Allen's Hummingbird	0	0	0	0	0	0	0	0	4	0	4	0.6	0	4 (2024)
33.	Feral Pigeon	0	0	0	0	0	9	0	0	0	0	9	1.3	0	9 (2021)
34.	Band-tailed Pigeon	0	0	0	6721	11613	6314	10222	1834	323	0	37027	5290	0	11613 (2020)
35.	Collared Dove	0	0	0	1	6	8	8	6	1	3	33	4.7	2	8 (2021)
36.	Mourning Dove	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
37.	Red-necked Grebe	0	0	0	0	0	0	1	1	0	0	2	0.3	0	1 (2022)
38.	Slavonian Grebe	0	0	0	0	0	0	0	1	3	0	4	0.6	0	3 (2024)
39.	Black-necked Grebe	0	0	0	1	7	0	0	0	0	0	8	1.1	42	7 (2020)
40.	Black-necked / Slavonian Grebe	0	0	0	0	0	2	0	0	0	0	2	0.3	0	2 (2021)
41.	Western Grebe	0	0	0	0	0	0	1	9	0	0	10	1.4	392	9 (2023)
42.	Black Oystercatcher	0	0	0	8	42	20	30	5	12	0	117	17	10	42 (2020)
43.	American Avocet	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
44.	Grey Plover	0	0	0	1	1	0	1	3	1	0	7	1	0	3 (2023)
45.	Killdeer	0	0	0	90	0	3	0	15	0	0	108	15	28	90 (2019)
46.	Semipalmated Plover	0	0	0	6	30	9	0	1	4	0	50	7.1	3	30 (2020)
47.	Snowy Plover	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
48.	Whimbrel	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2019)
49.	Hudsonian Whimbrel	0	0	0	3	14	311	74	41	15	53	511	73	8	311 (2021)
50.	Long-billed Curlew	0	0	0	11	20	20	5	5	22	99	182	26	0	99 (2025)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
51.	Marbled Godwit	0	0	0	16	32	60	18	6	0	0	132	19	0	60 (2021)
52.	Short-billed Dowitcher	0	0	0	0	1	26	9	0	0	0	36	5.1	0	26 (2021)
53.	dowitcher sp.	0	0	0	2	0	48	25	26	0	0	101	14	0	48 (2021)
54.	Grey Phalarope	0	0	0	0	0	1	0	1	0	0	2	0.3	0	1 (2021)
55.	Red-necked Phalarope	0	0	0	3	2	45	146	0	0	0	196	28	93	146 (2022)
56.	Wandering Tattler	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
57.	Lesser Yellowlegs	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
58.	Willet	0	0	0	0	2	0	0	0	0	0	2	0.3	1	2 (2020)
59.	Willet (Western)	0	0	0	0	17	0	0	0	0	0	17	2.4	0	17 (2020)
60.	Greater Yellowlegs	0	0	0	6	4	5	2	1	0	0	18	2.6	1	6 (2019)
61.	Greater/Lesser Yellowlegs	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
62.	Black Turnstone	0	0	0	0	2	0	0	0	6	0	8	1.1	0	6 (2024)
63.	Surfbird	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
64.	small wader	0	0	0	0	0	0	0	0	195	0	195	28	0	195 (2024)
65.	Sanderling	0	0	0	0	8	1	2	0	0	0	11	1.6	0	8 (2020)
66.	Dunlin	0	0	0	0	33	2	0	6	36	0	77	11	2	36 (2024)
67.	Least Sandpiper	0	0	0	10	50	104	1	13	0	0	178	25	10	104 (2021)
68.	Western Sandpiper	0	0	0	26	87	6	4	76	44	0	243	35	2	87 (2020)
69.	Black Skimmer	0	0	0	0	0	0	0	2	0	0	2	0.3	0	2 (2023)
70.	Caspian Tern	0	0	0	39	760	1171	690	407	162	59	3288	470	95	1171 (2021)
71.	Forster's Tern	0	0	0	0	0	0	7	0	0	0	7	1	0	7 (2022)
72.	Elegant Tern	0	0	0	1722	15414	2112	2163	907	1262	480	24060	3437	122	15414 (2020)
73.	Kittiwake	0	0	0	0	4	0	6	0	0	0	10	1.4	0	6 (2022)
74.	Bonaparte's Gull	0	0	0	0	2	80	13	96	202	0	393	56	30	202 (2024)
75.	Heermann's Gull	0	0	0	2392	6510	2569	912	284	437	0	13104	1872	3075	6510 (2020)
76.	Mew Gull ssp brachyrhynchus	0	0	0	299	470	1207	678	271	0	0	2925	418	50	1207 (2021)
77.	Short-billed Gull	0	0	0	0	0	0	0	299	424	1	724	103	6	424 (2024)
78.	Ring-billed Gull	0	0	0	29	79	65	35	45	38	0	291	42	2	79 (2020)
79.	Western Gull	0	0	0	1191	4287	5136	3258	2841	3888	8	20609	2944	687	5136 (2021)
80.	Western x Glaucous-winged Gull	0	0	0	10	2	2	8	3	16	0	41	5.9	0	16 (2024)
81.	Herring Gull	0	0	0	126	17	0	0	0	0	0	143	20	0	126 (2019)
82.	large gull sp.	0	0	0	200	135	440	140	50	250	0	1215	174	0	440 (2021)
83.	California Gull	0	0	0	2457	6834	9763	3636	3623	7338	12	33663	4809	341	9763 (2021)
84.	American Herring Gull	0	0	0	0	107	327	240	228	680	1	1583	226	4	680 (2024)
85.	Glaucous-winged Gull	0	0	0	619	751	1410	1228	728	1329	5	6070	867	28	1410 (2021)
86.	Thayer's Gull	0	0	0	95	142	258	399	232	339	0	1465	209	264	399 (2022)
87.	Arctic Skua	0	0	0	100	70	33	73	17	9	0	302	43	7	100 (2019)
88.	Pomarine Skua	0	0	0	1	2	3	1	0	0	0	7	1	0	3 (2021)
89.	Rhinoceros Auklet	0	0	0	0	0	0	7	0	0	0	7	1	0	7 (2022)
90.	Marbled Murrelet	0	0	0	3	4	0	3	0	4	0	14	2	2	4 (2020)
91.	Pigeon Guillemot	0	0	0	1	60	29	41	14	9	0	154	22	23	60 (2020)
92.	Guillemot	0	0	0	164	3607	1844	1635	3927	572	170	11919	1703	849	3927 (2023)
93.	Red-throated Diver	0	0	0	321	3694	6449	2068	2088	1243	166	16029	2290	823	6449 (2021)
94.	Pacific Loon	0	0	0	1	76	530	609	72	1087	690	3065	438	2	1087 (2024)
95.	Great Northern Diver	0	0	0	13	24	127	82	32	40	47	365	52	8	127 (2021)
96.	diver sp.	0	0	0	2	1	0	0	0	0	0	3	0.4	0	2 (2019)
97.	Fulmar	0	0	0	0	27	22	82	0	0	0	131	19	1	82 (2022)
98.	Sooty Shearwater	0	0	0	74892	86240	300	1	0	0	0	161433	23062	0	86240 (2020)
99.	Brown Booby	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
100.	Brandt's Cormorant	0	0	0	2995	11992	7882	3501	3643	2942	1315	34270	4896	5770	11992 (2020)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
101.	Pelagic Cormorant	0	0	0	33	238	367	278	119	95	9	1139	163	31	367 (2021)
102.	Double-crested Cormorant	0	0	0	657	1286	652	462	284	151	41	3533	505	163	1286 (2020)
103.	Night Heron	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
104.	Snowy Egret	0	0	0	5	36	77	48	24	46	16	252	36	34	77 (2021)
105.	Great White Egret	0	0	0	8	28	0	6	7	1	0	50	7.1	21	28 (2020)
106.	Great Blue Heron	0	0	0	0	13	9	4	3	3	1	33	4.7	16	13 (2020)
107.	American White Pelican	0	0	0	28	0	0	0	0	0	0	28	4	0	28 (2019)
108.	Brown Pelican	0	0	0	9210	55315	21396	11974	7719	3632	355	109601	15657	1528	55315 (2020)
109.	Turkey Vulture	0	0	0	10	4	7	0	0	0	0	21	3	4	10 (2019)
110.	Osprey	0	0	0	10	14	14	15	0	2	0	55	7.9	0	15 (2022)
111.	White-tailed Kite	0	0	0	1	2	4	1	0	0	0	8	1.1	0	4 (2021)
112.	Sharp-shinned Hawk	0	0	0	15	16	33	8	9	1	0	82	11.7	2	33 (2021)
113.	Cooper's Hawk	0	0	0	6	2	5	2	3	1	0	19	2.7	2	6 (2019)
114.	Northern Harrier	0	0	0	10	7	13	1	0	0	0	31	4.4	3	13 (2021)
115.	Bald Eagle	0	0	0	0	2	3	3	3	3	0	14	2	0	3 (2021)
116.	Red-shouldered Hawk	0	0	0	2	2	2	1	0	0	0	7	1	2	2 (2019)
117.	Broad-winged Hawk	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
118.	Red-tailed Hawk	0	0	0	7	1	2	2	0	1	0	13	1.9	11	7 (2019)
119.	Ferruginous Hawk	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
120.	Rough-legged Buzzard	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
121.	Belted Kingfisher	0	0	0	0	2	0	0	0	0	0	2	0.3	0	2 (2020)
122.	Acorn Woodpecker	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
123.	Northern Flicker	0	0	0	2	2	0	0	0	0	0	4	0.6	3	2 (2019)
124.	Northern Flicker (Yellow-shafted)	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2019)
125.	American Kestrel	0	0	0	2	2	0	0	0	0	0	4	0.6	1	2 (2019)
126.	Merlin	0	0	0	6	5	5	0	4	0	0	20	2.9	1	6 (2019)
127.	Peregrine	0	0	0	2	6	3	4	0	2	0	17	2.4	3	6 (2020)
128.	Tundra-peregrine	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
129.	Black Phoebe	0	0	0	1	2	1	0	0	0	0	4	0.6	12	2 (2020)
130.	Say's Phoebe	0	0	0	2	3	2	5	0	3	0	15	2.1	6	5 (2022)
131.	Western Kingbird	0	0	0	0	0	3	1	0	0	0	4	0.6	0	3 (2021)
132.	American Crow	0	0	0	88	137	244	195	69	34	4	771	110	37	244 (2021)
133.	Raven	0	0	0	40	195	97	72	0	0	0	404	58	26	195 (2020)
134.	Cedar Waxwing	0	0	0	36	213	257	1	0	0	37	544	78	15	257 (2021)
135.	Sand Martin	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
136.	Tree Swallow	0	0	0	0	1	19	6	77	1	0	104	15	2	77 (2023)
137.	Violet-green Swallow	0	0	0	1401	1035	1182	495	461	426	0	5000	714	3	1401 (2019)
138.	Purple Martin	0	0	0	0	3	0	0	0	1	0	4	0.6	0	3 (2020)
139.	Northern Rough-winged Swallow	0	0	0	20	17	13	35	6	1	1	93	13.3	12	35 (2022)
140.	Swallow	0	0	0	29	53	25	25	6	0	0	138	20	32	53 (2020)
141.	Cliff Swallow	0	0	0	0	21	4	2	0	0	0	27	3.9	0	21 (2020)
142.	swallow sp.	0	0	0	0	0	4	3	0	0	0	7	1	0	4 (2021)
143.	Ruby-crowned Kinglet	0	0	0	0	0	1	0	0	0	0	1	0.1	2	1 (2021)
144.	Starling	0	0	0	59	182	106	190	3	0	0	540	77	84	190 (2022)
145.	Western Bluebird	0	0	0	32	7	19	0	0	0	0	58	8.3	6	32 (2019)
146.	Varied Thrush	0	0	0	2	2	0	0	0	0	0	4	0.6	0	2 (2019)
147.	Hermit Thrush	0	0	0	1	0	0	1	0	0	0	2	0.3	8	1 (2019)
148.	American Robin	0	0	0	65	29	4	39	14	4	0	155	22	9	65 (2019)
149.	American Buff-bellied Pipit	0	0	0	195	294	112	1	41	0	0	643	92	1	294 (2020)
150.	Purple Finch	0	0	0	8	0	9	0	0	0	0	17	2.4	24	9 (2021)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
151.	House Finch	0	0	0	6	0	0	0	0	0	0	6	0.9	19	6 (2019)
152.	Crossbill	0	0	0	35	0	3	0	0	0	0	38	5.4	0	35 (2019)
153.	American Goldfinch	0	0	0	4	14	25	1	0	11	0	55	7.9	20	25 (2021)
154.	Lesser Goldfinch	0	0	0	46	146	246	43	34	1	0	516	74	20	246 (2021)
155.	Pine Siskin	0	0	0	89	863	0	7	87	0	0	1046	149	39	863 (2020)
156.	Savannah Sparrow	0	0	0	1	0	0	0	0	0	0	1	0.1	2	1 (2019)
157.	Western Meadowlark	0	0	0	4	4	0	3	1	0	0	12	1.7	10	4 (2019)
158.	Hooded Oriole	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
159.	Tricolored Blackbird	0	0	0	105	221	14	20	8	0	0	368	53	3	221 (2020)
160.	Red-winged Blackbird	0	0	0	365	39	66	147	35	13	0	665	95	31	365 (2019)
161.	Brown-headed Cowbird	0	0	0	0	0	6	0	0	0	0	6	0.9	1	6 (2021)
162.	Brewer's Blackbird	0	0	0	29	10	27	34	0	0	0	100	14.3	7	34 (2022)
163.	blackbird sp.	0	0	0	0	16	0	2	0	0	0	18	2.6	0	16 (2020)
164.	Yellow-rumped Warbler (Audubon's)	0	0	0	31	47	36	1	3	0	0	118	17	41	47 (2020)
165.	Yellow-rumped Warbler (Myrtle)	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
166.	Townsend's Warbler	0	0	0	1	0	1	0	0	0	0	2	0.3	4	1 (2019)
	Other species
1.	Bottle-Nosed Dolphin	0	0	0	0	4	5	0	0	0	0	9	1.3	0	5 (2021)
2.	Humpback whale	0	0	0	1	0	2	0	0	0	0	3	0.4	0	2 (2021)
	Other species
1.	Monarch	0	0	0	15	0	1	16	0	1	0	33	4.7	3	16 (2022)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
	Totals	0	0	0	109479	218119	81956	51307	32624	28449	5927	527861	75409	18947
	Observation hours				209:20	503:05	377:50	302:20	157:25	135:20	13:40	1,699:00	242:43

Trektellen

Totals Rodeo Lagoon Seawatch (CA) 2016 - 2025