Totals Willemstad 2015 - 2024

	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
1.	Dark-bellied Brent Goose	0	0	0	0	0	3	0	0	0	0	3	0.5	0	3 (2020)
2.	Canada Goose	0	0	0	0	0	225	226	8	6	22	487	81	0	226 (2021)
3.	Canada X Greylag Goose	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2021)
4.	Barnacle Goose	0	0	0	0	1726	5791	2164	24	682	137	10524	1754	800	5791 (2020)
5.	Bar-headed Goose	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2020)
6.	Greylag Goose	0	0	0	0	207	214	95	93	21	23	653	109	0	214 (2020)
7.	goose sp.	0	0	0	0	0	24	0	0	0	0	24	4	0	24 (2020)
8.	Tundra Bean Goose	0	0	0	0	307	29	0	102	0	16	454	76	0	307 (2019)
9.	Eurasian White-fronted Goose	0	0	0	0	2253	2131	2304	297	86	58	7129	1188	0	2304 (2021)
10.	Black Swan	0	0	0	0	0	0	0	2	0	0	2	0.3	0	2 (2022)
11.	Mute Swan	0	0	0	0	19	26	5	1	2	0	53	8.8	0	26 (2020)
12.	Bewick's Swan	0	0	0	0	0	0	12	14	0	0	26	4.3	0	14 (2022)
13.	Egyptian Goose	0	0	0	0	0	18	15	53	7	0	93	15.5	0	53 (2022)
14.	Shelduck	0	0	0	0	23	104	58	10	16	36	247	41	0	104 (2020)
15.	Ruddy Shelduck	0	0	0	0	7	13	0	1	0	0	21	3.5	0	13 (2020)
16.	Garganey	0	0	0	0	0	0	1	1	0	0	2	0.3	0	1 (2021)
17.	Shoveler	0	0	0	0	12	81	98	19	3	3	216	36	0	98 (2021)
18.	Gadwall	0	0	0	0	597	891	158	65	1	22	1734	289	70	891 (2020)
19.	Wigeon	0	0	0	0	286	332	1043	33	0	0	1694	282	0	1043 (2021)
20.	Mallard	0	0	0	0	22	18	4	4	0	4	52	8.7	0	22 (2019)
21.	Pintail	0	0	0	0	72	441	77	0	3	62	655	109	0	441 (2020)
22.	Teal	0	0	0	0	0	18	2	2	0	0	22	3.7	0	18 (2020)
23.	duck sp.	0	0	0	0	0	45	0	0	0	0	45	7.5	0	45 (2020)
24.	Pochard	0	0	0	0	0	0	30	0	0	1	31	5.2	0	30 (2021)
25.	Tufted Duck	0	0	0	0	107	114	47	21	6	21	316	53	0	114 (2020)
26.	Goldeneye	0	0	0	0	2	0	18	0	0	0	20	3.3	0	18 (2021)
27.	Smew	0	0	0	0	0	0	4	0	0	1	5	0.8	0	4 (2021)
28.	Goosander	0	0	0	0	11	6	8	4	0	13	42	7	0	13 (2024)
29.	Red-breasted Merganser	0	0	0	0	1	22	25	17	23	14	102	17	0	25 (2021)
30.	Swift	0	0	0	0	3581	9125	3399	539	1775	1038	19457	3243	540	9125 (2020)
31.	Cuckoo	0	0	0	0	0	10	11	1	3	6	31	5.2	0	11 (2021)
32.	Stock Dove	0	0	0	0	0	75	46	111	94	137	463	77	0	137 (2024)
33.	Woodpigeon	0	0	0	0	435	1566	1347	655	1695	1411	7109	1185	0	1695 (2023)
34.	dove (Columba) sp.	0	0	0	0	0	2	0	0	0	0	2	0.3	0	2 (2020)
35.	Turtle Dove	0	0	0	0	0	0	1	1	0	1	3	0.5	0	1 (2021)
36.	Collared Dove	0	0	0	0	3	19	17	8	24	8	79	13.2	0	24 (2023)
37.	Coot	0	0	0	0	0	0	3	0	0	0	3	0.5	0	3 (2021)
38.	Crane	0	0	0	0	0	0	28	57	0	0	85	14.2	0	57 (2022)
39.	Great Crested Grebe	0	0	0	0	0	2	4	2	1	1	10	1.7	0	4 (2021)
40.	flamingo sp.	0	0	0	0	0	18	30	0	0	0	48	8	0	30 (2021)
41.	Oystercatcher	0	0	0	0	315	202	144	45	3	26	735	123	0	315 (2019)
42.	Avocet	0	0	0	0	1	4	32	0	2	4	43	7.2	0	32 (2021)
43.	Lapwing	0	0	0	0	311	80	2771	311	24	275	3772	629	0	2771 (2021)
44.	Golden Plover	0	0	0	0	15	79	113	6	4	36	253	42	0	113 (2021)
45.	Grey Plover	0	0	0	0	0	0	0	0	2	0	2	0.3	0	2 (2023)
46.	Ringed Plover	0	0	0	0	0	9	0	1	0	5	15	2.5	0	9 (2020)
47.	Little Ringed Plover	0	0	0	0	4	22	6	6	19	7	64	10.7	0	22 (2020)
48.	Dotterel	0	0	0	0	0	12	0	0	0	0	12	2	0	12 (2020)
49.	Whimbrel	0	0	0	0	159	379	538	44	106	108	1334	222	0	538 (2021)
50.	Curlew	0	0	0	0	16	28	180	23	9	11	267	45	0	180 (2021)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
51.	Bar-tailed Godwit	0	0	0	0	0	1	6	0	0	0	7	1.2	0	6 (2021)
52.	Black-tailed Godwit	0	0	0	0	74	1074	444	288	45	171	2096	349	0	1074 (2020)
53.	Icelandic Black-tailed Godwit	0	0	0	0	0	6	0	0	0	0	6	1	0	6 (2020)
54.	Turnstone	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2021)
55.	Ruff	0	0	0	0	28	49	96	5	70	54	302	50	0	96 (2021)
56.	wader sp.	0	0	0	0	0	17	0	0	0	3	20	3.3	0	17 (2020)
57.	Sanderling	0	0	0	0	0	10	0	0	0	0	10	1.7	0	10 (2020)
58.	Dunlin	0	0	0	0	2	5	5	1	1	0	14	2.3	0	5 (2020)
59.	Little Stint	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2021)
60.	Snipe	0	0	0	0	12	54	52	110	49	19	296	49	0	110 (2022)
61.	Common Sandpiper	0	0	0	0	6	9	1	0	4	15	35	5.8	0	15 (2024)
62.	Green Sandpiper	0	0	0	0	35	65	42	34	107	7	290	48	0	107 (2023)
63.	Redshank	0	0	0	0	25	109	23	8	23	23	211	35	0	109 (2020)
64.	Wood Sandpiper	0	0	0	0	0	18	14	0	65	33	130	22	0	65 (2023)
65.	Spotted Redshank	0	0	0	0	0	0	6	0	10	4	20	3.3	0	10 (2023)
66.	Greenshank	0	0	0	0	5	12	34	1	45	27	124	21	0	45 (2023)
67.	Black-headed Gull	0	0	0	0	1013	1879	2065	41	333	243	5574	929	0	2065 (2021)
68.	Little Gull	0	0	0	0	0	91	146	0	0	0	237	40	0	146 (2021)
69.	Mediterranean Gull	0	0	0	0	31	96	93	35	16	17	288	48	2	96 (2020)
70.	Common Gull	0	0	0	0	37	103	56	42	70	55	363	61	0	103 (2020)
71.	Great Black-backed Gull	0	0	0	0	3	36	11	27	26	28	131	22	0	36 (2020)
72.	Herring Gull	0	0	0	0	18	169	117	166	103	167	740	123	0	169 (2020)
73.	Caspian Gull	0	0	0	0	0	8	2	2	3	1	16	2.7	0	8 (2020)
74.	Yellow-legged Gull	0	0	0	0	0	2	0	0	0	0	2	0.3	0	2 (2020)
75.	Lesser Black-backed Gull	0	0	0	0	199	1081	1023	687	1104	943	5037	840	10	1104 (2023)
76.	Gull-billed Tern	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2020)
77.	Caspian Tern	0	0	0	0	1	0	0	0	0	0	1	0.2	0	1 (2019)
78.	Common Tern	0	0	0	0	25	141	14	5	2	7	194	32	0	141 (2020)
79.	Common/Arctic Tern	0	0	0	0	0	3	0	0	0	0	3	0.5	0	3 (2020)
80.	Whiskered Tern	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2021)
81.	Black Tern	0	0	0	0	2	28	18	0	0	0	48	8	0	28 (2020)
82.	White Stork	0	0	0	0	0	37	8	15	4	3	67	11.2	0	37 (2020)
83.	Cormorant	0	0	0	0	119	1015	733	550	198	257	2872	479	0	1015 (2020)
84.	Spoonbill	0	0	0	0	60	84	78	32	10	28	292	49	0	84 (2020)
85.	Cattle Egret	0	0	0	0	0	1	0	1	2	0	4	0.7	0	2 (2023)
86.	Grey Heron	0	0	0	0	75	118	110	49	46	77	475	79	0	118 (2020)
87.	Purple Heron	0	0	0	0	11	27	26	6	12	2	84	14	0	27 (2020)
88.	Great White Egret	0	0	0	0	7	66	38	31	10	31	183	31	0	66 (2020)
89.	heron sp.	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2020)
90.	Little Egret	0	0	0	0	12	16	8	9	1	6	52	8.7	0	16 (2020)
91.	Osprey	0	0	0	0	1	7	4	1	1	0	14	2.3	0	7 (2020)
92.	Honey Buzzard	0	0	0	0	0	2	1	0	0	0	3	0.5	0	2 (2020)
93.	Griffon Vulture	0	0	0	0	0	11	0	0	0	0	11	1.8	0	11 (2020)
94.	Sparrowhawk	0	0	0	0	17	17	20	11	9	2	76	12.7	0	20 (2021)
95.	Goshawk	0	0	0	0	0	1	1	0	0	1	3	0.5	0	1 (2020)
96.	Marsh Harrier	0	0	0	0	28	104	67	22	24	15	260	43	0	104 (2020)
97.	Hen Harrier	0	0	0	0	3	12	11	2	4	2	34	5.7	0	12 (2020)
98.	Pallid Harrier	0	0	0	0	0	0	1	0	1	0	2	0.3	0	1 (2021)
99.	Montagu's Harrier	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2021)
100.	Montagu's/Pallid Harrier	0	0	0	0	1	0	2	0	1	0	4	0.7	0	2 (2021)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
101.	Hen/Montagu's/Pallid Harrier	0	0	0	0	0	2	0	0	0	0	2	0.3	0	2 (2020)
102.	Red Kite	0	0	0	0	0	3	1	0	0	2	6	1	0	3 (2020)
103.	Black Kite	0	0	0	0	0	4	2	2	1	0	9	1.5	0	4 (2020)
104.	White-tailed Eagle	0	0	0	0	1	8	10	0	0	0	19	3.2	0	10 (2021)
105.	Common Buzzard	0	0	0	0	3	66	13	13	6	23	124	21	0	66 (2020)
106.	Short-eared Owl	0	0	0	0	0	1	2	0	0	0	3	0.5	0	2 (2021)
107.	Lesser Spotted Woodpecker	0	0	0	0	0	3	0	0	1	0	4	0.7	0	3 (2020)
108.	Great Spotted Woodpecker	0	0	0	0	2	12	13	3	2	7	39	6.5	0	13 (2021)
109.	Green Woodpecker	0	0	0	0	0	0	0	0	1	0	1	0.2	0	1 (2023)
110.	Kestrel	0	0	0	0	11	28	17	11	5	26	98	16.3	0	28 (2020)
111.	Red-footed Falcon	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2024)
112.	Merlin	0	0	0	0	8	10	6	2	2	3	31	5.2	0	10 (2020)
113.	Hobby	0	0	0	0	1	6	3	0	0	3	13	2.2	0	6 (2020)
114.	Peregrine	0	0	0	0	0	2	0	0	0	5	7	1.2	0	5 (2024)
115.	Golden Oriole	0	0	0	0	0	1	0	0	0	1	2	0.3	0	1 (2020)
116.	Jay	0	0	0	0	0	77	22	27	5	20	151	25	0	77 (2020)
117.	Magpie	0	0	0	0	0	5	7	1	0	0	13	2.2	0	7 (2021)
118.	Jackdaw	0	0	0	0	175	1049	836	835	1013	914	4822	804	0	1049 (2020)
119.	Rook	0	0	0	0	3	4	7	1	1	5	21	3.5	0	7 (2021)
120.	Carrion Crow	0	0	0	0	4	101	51	31	77	149	413	69	0	149 (2024)
121.	Coal Tit	0	0	0	0	0	0	0	0	0	2	2	0.3	0	2 (2024)
122.	Blue Tit	0	0	0	0	9	311	95	308	24	135	882	147	0	311 (2020)
123.	Great Tit	0	0	0	0	30	71	60	75	6	39	281	47	0	75 (2022)
124.	Wood Lark	0	0	0	0	6	4	15	30	0	91	146	24	0	91 (2024)
125.	Skylark	0	0	0	0	97	38	895	89	4	62	1185	198	0	895 (2021)
126.	Sand Martin	0	0	0	0	77	534	557	21	79	44	1312	219	0	557 (2021)
127.	Swallow	0	0	0	0	874	2686	1789	339	456	490	6634	1106	0	2686 (2020)
128.	House Martin	0	0	0	0	175	361	222	25	48	27	858	143	0	361 (2020)
129.	Long-tailed Tit	0	0	0	0	0	1	0	1	0	0	2	0.3	0	1 (2020)
130.	Willow Warbler	0	0	0	0	0	3	0	1	0	0	4	0.7	0	3 (2020)
131.	Chiffchaff	0	0	0	0	0	25	19	16	8	1	69	11.5	0	25 (2020)
132.	Chiffchaff/Willow Warbler	0	0	0	0	4	4	0	4	0	0	12	2	0	4 (2019)
133.	Icterine Warbler	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2020)
134.	Blackcap	0	0	0	0	2	3	0	0	0	0	5	0.8	0	3 (2020)
135.	Nuthatch	0	0	0	0	0	3	0	0	0	0	3	0.5	0	3 (2020)
136.	Short-toed Tree Creeper	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2022)
137.	Starling	0	0	0	0	1805	4150	25490	9658	852	5107	47062	7844	0	25490 (2021)
138.	Song Thrush	0	0	0	0	204	183	34	44	3	9	477	80	0	204 (2019)
139.	Mistle Thrush	0	0	0	0	4	6	9	19	2	20	60	10	0	20 (2024)
140.	Redwing	0	0	0	0	424	159	254	377	1	0	1215	203	0	424 (2019)
141.	Blackbird	0	0	0	0	0	3	6	1	0	2	12	2	0	6 (2021)
142.	Fieldfare	0	0	0	0	1128	827	392	253	38	111	2749	458	0	1128 (2019)
143.	Ring Ouzel	0	0	0	0	33	23	0	4	1	0	61	10.2	0	33 (2019)
144.	thrush sp.	0	0	0	0	12	0	0	0	0	0	12	2	0	12 (2019)
145.	Spotted Flycatcher	0	0	0	0	0	4	1	1	0	4	10	1.7	0	4 (2020)
146.	Robin	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2021)
147.	Black Redstart	0	0	0	0	0	3	0	0	0	1	4	0.7	0	3 (2020)
148.	Whinchat	0	0	0	0	1	2	1	0	0	1	5	0.8	0	2 (2020)
149.	Stonechat	0	0	0	0	0	1	1	0	0	1	3	0.5	0	1 (2020)
150.	Wheatear	0	0	0	0	3	2	2	0	2	2	11	1.8	0	3 (2019)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
151.	Tree Sparrow	0	0	0	0	4	32	14	14	5	9	78	13	0	32 (2020)
152.	House Sparrow	0	0	0	0	0	8	0	0	0	0	8	1.3	0	8 (2020)
153.	Dunnock	0	0	0	0	1	10	1	2	3	2	19	3.2	0	10 (2020)
154.	Blue-headed Wagtail	0	0	0	0	21	139	60	14	22	23	279	47	0	139 (2020)
155.	Yellow Wagtail (flavissima)	0	0	0	0	3	0	1	0	0	0	4	0.7	0	3 (2019)
156.	Grey-headed Wagtail	0	0	0	0	0	12	1	0	2	14	29	4.8	0	14 (2024)
157.	Yellow wagtail sp.	0	0	0	0	322	895	532	289	495	283	2816	469	0	895 (2020)
158.	Grey Wagtail	0	0	0	0	2	15	2	4	1	3	27	4.5	0	15 (2020)
159.	White Wagtail	0	0	0	0	9	105	69	57	27	29	296	49	0	105 (2020)
160.	alba wagtail sp.	0	0	0	0	20	271	79	68	75	300	813	136	0	300 (2024)
161.	Pied Wagtail	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2022)
162.	Meadow Pipit	0	0	0	0	16716	12295	6811	3096	3866	463	43247	7208	4	16716 (2019)
163.	Tree Pipit	0	0	0	0	80	207	49	6	3	4	349	58	0	207 (2020)
164.	Water Pipit	0	0	0	0	0	4	4	1	0	1	10	1.7	0	4 (2020)
165.	Rock Pipit/Water Pipit	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2020)
166.	pipit sp.	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2021)
167.	Chaffinch	0	0	0	0	202	2873	778	4532	624	3364	12373	2062	0	4532 (2022)
168.	Brambling	0	0	0	0	32	26	18	116	1	12	205	34	0	116 (2022)
169.	Hawfinch	0	0	0	0	4	10	6	0	2	2	24	4	0	10 (2020)
170.	Greenfinch	0	0	0	0	32	117	73	52	42	71	387	65	0	117 (2020)
171.	Linnet	0	0	0	0	132	603	203	118	253	297	1606	268	0	603 (2020)
172.	Mealy Redpoll	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2024)
173.	redpoll sp.	0	0	0	0	1	1	2	0	3	5	12	2	0	5 (2024)
174.	Crossbill	0	0	0	0	0	5	0	0	0	0	5	0.8	0	5 (2020)
175.	Goldfinch	0	0	0	0	10	120	96	43	67	62	398	66	0	120 (2020)
176.	Serin	0	0	0	0	1	1	1	0	0	0	3	0.5	0	1 (2019)
177.	Siskin	0	0	0	0	9	92	41	39	24	69	274	46	0	92 (2020)
178.	Yellowhammer	0	0	0	0	2	2	0	0	0	2	6	1	0	2 (2019)
179.	Reed Bunting	0	0	0	0	15	128	81	45	7	162	438	73	0	162 (2024)
180.	bunting sp.	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2020)
	Other species
1.	Small Tortoiseshell	0	0	0	0	0	1	1	6	0	1	9	1.5	0	6 (2022)
2.	European Peacock	0	0	0	0	0	5	0	2	0	0	7	1.2	0	5 (2020)
3.	Speckled Wood	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2024)
4.	Large White	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2021)
5.	Small White	0	0	0	0	2	1	2	0	0	0	5	0.8	0	2 (2019)
6.	white sp. (butterfly)	0	0	0	0	0	13	0	0	0	0	13	2.2	0	13 (2020)
7.	Red Admiral	0	0	0	0	0	7	0	1	0	4	12	2	0	7 (2020)
8.	Painted Lady	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2024)
	Other species
1.	Bumblebee sp.	0	0	0	0	10	230	158	50	10	98	556	93	0	230 (2020)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
	Totals	0	0	0	0	35068	57785	60363	25511	15186	18339	212252	35375	1426
	Observation hours					68:51	218:24	147:01	64:54	56:35	65:00	620:45	103:28

Trektellen

Totals Willemstad 2015 - 2024