Select until 12 July

Totals Aetsveldsche polder, Nigtevecht 2016 - 2025

	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
1.	Dark-bellied Brent Goose	0	0	1	0	601	3	0	0	1	0	606	61	0	601 (2020)
2.	Canada Goose	145	22	66	123	235	186	160	567	297	26	1827	183	0	567 (2023)
3.	Canada X Greylag Goose	0	0	0	0	0	0	0	4	1	0	5	0.5	0	4 (2023)
4.	Barnacle Goose	119	118	646	2508	9056	15188	6337	7712	7617	5847	55148	5515	0	15188 (2021)
5.	Branta leucopsis x ?	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
6.	Lesser Canada Goose	1	0	0	0	3	2	3	1	1	0	11	1.1	0	3 (2020)
7.	Bar-headed Goose	0	2	0	0	0	0	0	1	1	0	4	0.4	0	2 (2017)
8.	Snow Goose	0	0	0	0	0	2	0	0	0	0	2	0.2	0	2 (2021)
9.	Greylag Goose	4935	1756	7755	4019	11102	8046	9098	9341	18322	1802	76176	7618	15	18322 (2024)
10.	Anser sp.	0	0	0	0	0	0	82	0	69	0	151	15	0	82 (2022)
11.	goose sp.	1	0	256	0	118	290	306	407	225	297	1900	190	0	407 (2023)
12.	Domestic Goose	1	0	5	3	5	5	8	5	14	2	48	4.8	0	14 (2024)
13.	Feral Mallard	0	0	0	0	0	0	0	11	10	1	22	2.2	0	11 (2023)
14.	Pink-footed Goose	0	0	10	79	540	68	71	170	37	5	980	98	0	540 (2020)
15.	Tundra Bean Goose	14	11	40	64	243	295	336	244	336	91	1674	167	0	336 (2022)
16.	Eurasian White-fronted Goose	5	407	5331	17501	44977	31787	26904	34139	37175	20650	218876	21888	0	44977 (2020)
17.	Black Swan	0	0	0	0	4	0	1	0	0	0	5	0.5	0	4 (2020)
18.	Mute Swan	19	106	144	190	308	369	277	614	261	146	2434	243	0	614 (2023)
19.	Bewick's Swan	0	0	4	32	28	79	8	0	15	0	166	17	0	79 (2021)
20.	Whooper Swan	0	1	7	16	2	11	14	14	6	3	74	7.4	0	16 (2019)
21.	Egyptian Goose	163	77	240	257	802	918	551	834	1146	374	5362	536	0	1146 (2024)
22.	Shelduck	13	6	26	69	82	165	112	116	157	84	830	83	0	165 (2021)
23.	Ruddy Shelduck	0	0	4	0	3	0	1	6	5	0	19	1.9	0	6 (2023)
24.	Garganey	0	0	0	0	1	0	1	4	0	0	6	0.6	0	4 (2023)
25.	Shoveler	1	11	9	13	225	12	64	60	55	8	458	46	0	225 (2020)
26.	Gadwall	85	185	359	492	918	792	992	759	613	158	5353	535	0	992 (2022)
27.	Wigeon	328	173	3809	994	3167	3287	6542	9906	7136	7086	42428	4243	0	9906 (2023)
28.	Mallard	47	57	89	75	146	199	198	269	328	59	1467	147	0	328 (2024)
29.	Pintail	5	7	19	2	115	89	24	75	119	14	469	47	0	119 (2024)
30.	Teal	0	1	14	0	16	9	9	31	23	0	103	10	0	31 (2023)
31.	dabbling duck sp.	0	0	0	0	0	2	0	0	0	0	2	0.2	0	2 (2021)
32.	duck sp.	0	0	0	0	25	79	104	116	187	0	511	51	0	187 (2024)
33.	Garganey/Teal	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2025)
34.	Red-crested Pochard	0	0	0	0	1	0	0	0	0	1	2	0.2	0	1 (2020)
35.	Pochard	4	0	5	9	14	11	0	9	0	0	52	5.2	0	14 (2020)
36.	Tufted Duck	11	57	9	4	8	11	10	28	83	11	232	23	0	83 (2024)
37.	Eider	0	0	15	0	0	0	0	0	0	0	15	1.5	0	15 (2018)
38.	Common Scoter	0	0	10	0	0	0	0	0	0	0	10	1	0	10 (2018)
39.	Goldeneye	0	0	0	0	0	11	0	5	0	0	16	1.6	0	11 (2021)
40.	Goosander	0	0	0	0	0	5	3	4	4	2	18	1.8	0	5 (2021)
41.	Red-breasted Merganser	0	0	0	0	0	0	6	0	0	2	8	0.8	0	6 (2022)
42.	Mergus sp.	0	0	0	0	0	0	2	0	0	0	2	0.2	0	2 (2022)
43.	Swift	68	74	67	52	201	385	116	255	204	29	1451	145	0	385 (2021)
44.	Cuckoo	1	0	5	1	6	4	2	1	6	0	26	2.6	0	6 (2020)
45.	Feral Pigeon	45	0	64	11	636	593	331	339	88	85	2192	219	0	636 (2020)
46.	Stock Dove	23	22	134	95	286	206	415	351	385	70	1987	199	17	415 (2022)
47.	Woodpigeon	67	550	1049	3184	3522	5874	2550	3062	5004	855	25717	2572	0	5874 (2021)
48.	dove (Columba) sp.	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
49.	Turtle Dove	0	0	1	0	1	0	0	0	0	0	2	0.2	0	1 (2018)
50.	Collared Dove	4	1	4	6	8	36	19	21	11	0	110	11	0	36 (2021)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
51.	Coot	0	0	0	0	0	1	1	1	1	1	5	0.5	0	1 (2021)
52.	Crane	0	1	1	0	8	1	91	1	73	0	176	18	0	91 (2022)
53.	Great Crested Grebe	0	0	3	1	1	4	2	6	8	3	28	2.8	0	8 (2024)
54.	Greater Flamingo	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
55.	Oystercatcher	12	1	50	41	124	110	43	70	149	72	672	67	0	149 (2024)
56.	Avocet	0	0	0	0	0	2	0	0	0	0	2	0.2	0	2 (2021)
57.	Grey Plover	0	0	1	0	5	5	0	3	3	0	17	1.7	0	5 (2020)
58.	Golden Plover	262	782	1162	837	1750	1733	2559	1464	3291	700	14540	1454	420	3291 (2024)
59.	Dotterel	0	0	0	0	4	2	2	2	2	0	12	1.2	0	4 (2020)
60.	Ringed Plover	0	0	0	0	4	11	4	27	1	1	48	4.8	0	27 (2023)
61.	Little Ringed Plover	0	0	1	1	4	8	8	1	2	2	27	2.7	0	8 (2021)
62.	Lapwing	324	1063	4060	2534	7458	11216	13133	5604	15547	2728	63667	6367	0	15547 (2024)
63.	Whimbrel	5	11	41	92	272	566	118	65	342	124	1636	164	0	566 (2021)
64.	Curlew	56	30	60	43	46	126	127	131	87	16	722	72	7	131 (2023)
65.	Numenius sp.	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
66.	Bar-tailed Godwit	2	15	656	0	1	1	0	0	2	0	677	68	0	656 (2018)
67.	Black-tailed Godwit	3	2	12	18	292	178	153	26	158	175	1017	102	0	292 (2020)
68.	Jack Snipe	1	0	0	0	2	1	1	2	3	0	10	1	0	3 (2024)
69.	Woodcock	0	0	0	0	2	0	0	1	0	0	3	0.3	0	2 (2020)
70.	Snipe	187	159	228	230	938	396	933	1106	724	35	4936	494	0	1106 (2023)
71.	Common Sandpiper	0	1	2	1	11	6	2	13	6	1	43	4.3	0	13 (2023)
72.	Green Sandpiper	0	4	4	20	62	50	26	45	50	74	335	34	0	74 (2025)
73.	Wood Sandpiper	1	1	0	5	1	23	1	71	1	6	110	11	0	71 (2023)
74.	Redshank	7	1	35	7	25	25	39	13	16	39	207	21	0	39 (2022)
75.	Spotted Redshank	0	0	2	0	2	0	0	0	0	0	4	0.4	0	2 (2018)
76.	Greenshank	0	3	0	1	7	5	4	12	8	1	41	4.1	0	12 (2023)
77.	Turnstone	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
78.	Knot	0	0	4	0	0	0	0	18	0	0	22	2.2	0	18 (2023)
79.	Ruff	0	10	3	0	8	99	192	46	42	11	411	41	0	192 (2022)
80.	wader sp.	0	0	0	2	0	16	6	22	3	17	66	6.6	0	22 (2023)
81.	Sanderling	0	0	2	0	0	0	0	0	0	0	2	0.2	0	2 (2018)
82.	Dunlin	0	0	0	0	0	1	11	5	47	0	64	6.4	0	47 (2024)
83.	Little Tern	0	0	52	0	0	0	0	0	0	0	52	5.2	0	52 (2018)
84.	Gull-billed Tern	0	1	6	0	1	0	0	0	0	0	8	0.8	0	6 (2018)
85.	Caspian Tern	1	0	0	0	0	0	2	0	3	0	6	0.6	0	3 (2024)
86.	Black Tern	0	0	13	54	19	151	0	32	0	14	283	28	0	151 (2021)
87.	Arctic Tern	0	0	3	0	2	0	0	0	0	0	5	0.5	0	3 (2018)
88.	Common/Arctic Tern	0	0	39	0	0	0	0	0	0	0	39	3.9	0	39 (2018)
89.	Common Tern	3	0	35	15	25	30	13	15	14	0	150	15	0	35 (2018)
90.	sterna sp.	0	0	0	0	0	0	0	2	0	0	2	0.2	0	2 (2023)
91.	Sandwich Tern	0	0	178	0	0	0	0	0	0	0	178	18	0	178 (2018)
92.	Little Gull	0	0	162	0	7	78	2	0	6	1	256	26	0	162 (2018)
93.	Black-headed Gull	479	715	954	1414	6743	4832	3784	3885	7501	895	31202	3120	0	7501 (2024)
94.	Mediterranean Gull	0	9	36	46	159	108	68	150	66	40	682	68	2	159 (2020)
95.	Common Gull	29	37	104	108	328	315	812	1270	1034	291	4328	433	0	1270 (2023)
96.	Caspian Gull	3	0	11	4	21	12	31	33	23	40	178	18	0	40 (2025)
97.	Herring Gull	5	15	23	32	73	101	90	96	77	20	532	53	0	101 (2021)
98.	Yellow-legged Gull	1	0	0	0	2	0	1	0	1	0	5	0.5	0	2 (2020)
99.	Great Black-backed Gull	4	1	7	6	10	22	6	4	9	7	76	7.6	0	22 (2021)
100.	Lesser Black-backed Gull	60	52	164	139	410	622	239	411	483	279	2859	286	0	622 (2021)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
101.	Laridae sp.	0	0	0	0	52	0	100	0	0	0	152	15	0	100 (2022)
102.	large gull sp.	0	0	0	2	0	6	20	0	0	0	28	2.8	0	20 (2022)
103.	Arctic Skua	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
104.	diver sp.	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
105.	Black Stork	0	1	0	0	1	0	1	0	1	0	4	0.4	0	1 (2017)
106.	White Stork	27	34	69	77	120	121	107	77	123	41	796	80	4	123 (2024)
107.	Gannet	0	0	6	0	0	0	0	0	0	0	6	0.6	0	6 (2018)
108.	Cormorant	830	1926	2064	1440	7832	4086	6675	5415	4346	1378	35992	3599	0	7832 (2020)
109.	Glossy Ibis	0	0	2	0	0	0	2	0	0	0	4	0.4	0	2 (2018)
110.	Spoonbill	23	8	43	36	97	230	526	185	174	66	1388	139	2	526 (2022)
111.	Bittern	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
112.	Little Egret	0	0	1	0	1	3	4	0	18	2	29	2.9	0	18 (2024)
113.	Cattle Egret	0	0	0	1	0	4	2	23	0	0	30	3	0	23 (2023)
114.	Great White Egret	34	53	169	217	277	167	231	263	314	44	1769	177	3	314 (2024)
115.	heron sp.	0	0	0	0	0	8	0	2	0	0	10	1	0	8 (2021)
116.	Grey Heron	26	15	73	95	247	119	160	338	112	73	1258	126	0	338 (2023)
117.	Purple Heron	7	5	32	29	83	78	41	52	70	17	414	41	0	83 (2020)
118.	Osprey	5	5	6	3	12	2	6	7	6	0	52	5.2	0	12 (2020)
119.	Honey Buzzard	2	2	6	5	2	5	4	0	0	0	26	2.6	0	6 (2018)
120.	Sparrowhawk	23	50	94	80	179	134	182	102	179	58	1081	108	0	182 (2022)
121.	Goshawk	5	2	10	11	21	24	17	10	15	4	119	12	0	24 (2021)
122.	Marsh Harrier	38	19	59	68	167	144	114	188	192	48	1037	104	0	192 (2024)
123.	Hen Harrier	1	4	8	8	18	12	11	11	11	2	86	8.6	0	18 (2020)
124.	Pallid Harrier	0	0	0	0	1	0	0	0	2	1	4	0.4	0	2 (2024)
125.	Montagu's Harrier	0	1	0	0	1	0	0	1	0	0	3	0.3	0	1 (2017)
126.	harrier sp.	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
127.	Montagu's/Pallid Harrier	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
128.	Hen/Montagu's/Pallid Harrier	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
129.	Red Kite	0	0	15	1	8	3	3	2	5	0	37	3.7	0	15 (2018)
130.	Black Kite	2	1	6	4	3	1	0	2	0	1	20	2	0	6 (2018)
131.	White-tailed Eagle	1	1	4	2	3	6	31	16	22	16	102	10	0	31 (2022)
132.	Rough-legged Buzzard	0	0	1	0	0	0	1	0	0	0	2	0.2	0	1 (2018)
133.	Common Buzzard	58	117	276	449	1393	217	244	180	192	40	3166	317	1	1393 (2020)
134.	raptor sp.	0	0	0	0	0	2	0	0	0	0	2	0.2	0	2 (2021)
135.	Long-eared Owl	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
136.	Short-eared Owl	0	0	1	1	2	0	1	1	1	0	7	0.7	0	2 (2020)
137.	Kingfisher	0	0	2	1	3	0	2	3	4	1	16	1.6	0	4 (2024)
138.	European Bee-eater	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2016)
139.	Lesser Spotted Woodpecker	0	0	0	0	0	1	0	2	0	0	3	0.3	0	2 (2023)
140.	Great Spotted Woodpecker	2	4	7	13	29	28	23	20	18	4	148	15	0	29 (2020)
141.	Green Woodpecker	0	0	3	1	1	1	2	0	3	2	13	1.3	0	3 (2018)
142.	Kestrel	11	15	20	27	21	12	30	26	16	14	192	19	5	30 (2022)
143.	falcon sp.	1	0	0	0	0	1	0	1	0	1	4	0.4	0	1 (2016)
144.	Red-footed Falcon	0	0	0	1	0	1	1	0	4	0	7	0.7	0	4 (2024)
145.	Merlin	1	1	2	3	6	6	6	5	5	5	40	4	0	6 (2020)
146.	Hobby	15	19	42	12	19	18	22	19	34	0	200	20	6	42 (2018)
147.	Peregrine	9	10	13	18	39	15	25	15	16	11	171	17	0	39 (2020)
148.	Alexandrine Parakeet	23	0	0	0	18	69	268	78	242	1	699	70	0	268 (2022)
149.	Rose-ringed Parakeet	88	71	190	124	1206	990	442	323	1030	208	4672	467	0	1206 (2020)
150.	Golden Oriole	0	0	0	0	1	0	0	1	0	0	2	0.2	0	1 (2020)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
151.	Jay	0	1	7	1161	62	132	40	23	19	2	1447	145	0	1161 (2019)
152.	Magpie	3	9	20	31	18	19	33	27	21	7	188	19	0	33 (2022)
153.	Jackdaw	966	1569	2671	1456	4708	5273	5903	5739	6369	773	35427	3543	0	6369 (2024)
154.	Rook	11	16	26	23	24	53	42	70	62	30	357	36	0	70 (2023)
155.	Carrion Crow	5	8	11	7	153	122	23	14	36	3	382	38	0	153 (2020)
156.	Raven	1	8	3	12	52	58	20	18	57	5	234	23	0	58 (2021)
157.	Waxwing	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
158.	Coal Tit	0	4	0	0	0	0	0	1	0	0	5	0.5	0	4 (2017)
159.	Blue Tit	0	12	39	17	30	105	152	88	78	15	536	54	0	152 (2022)
160.	Great Tit	1	14	35	6	19	27	29	31	35	26	223	22	0	35 (2018)
161.	Penduline Tit	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
162.	Wood Lark	1	0	6	1	6	4	12	7	16	3	56	5.6	0	16 (2024)
163.	Skylark	5	1405	7453	4252	1527	2673	6686	3617	7380	119	35117	3512	0	7453 (2018)
164.	Short-toed Lark	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
165.	Sand Martin	17	0	29	49	81	138	54	83	40	27	518	52	0	138 (2021)
166.	Swallow	557	441	865	1281	1530	3031	2772	2301	3616	123	16517	1652	2	3616 (2024)
167.	House Martin	6	50	52	94	121	157	47	126	244	2	899	90	0	244 (2024)
168.	Long-tailed Tit	0	7	22	11	13	8	82	8	20	0	171	17	0	82 (2022)
169.	Yellow-browed Warbler	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
170.	Willow Warbler	1	0	0	0	2	1	1	1	2	0	8	0.8	0	2 (2020)
171.	Chiffchaff	2	2	3	2	11	21	9	11	13	3	77	7.7	0	21 (2021)
172.	Chiffchaff/Willow Warbler	0	0	1	0	0	1	0	0	0	0	2	0.2	0	1 (2018)
173.	Sedge Warbler	0	0	0	0	0	0	1	1	0	0	2	0.2	0	1 (2022)
174.	Reed Warbler	0	0	0	0	2	1	0	0	0	0	3	0.3	0	2 (2020)
175.	Icterine Warbler	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
176.	Zitting Cisticola	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
177.	Blackcap	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
178.	Garden Warbler	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
179.	Lesser Whitethroat	0	0	0	0	1	0	1	0	0	0	2	0.2	0	1 (2020)
180.	Whitethroat	0	0	0	0	1	1	0	0	0	0	2	0.2	0	1 (2020)
181.	Firecrest	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
182.	Goldcrest	0	0	1	0	1	0	1	0	1	0	4	0.4	0	1 (2018)
183.	Wren	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
184.	Nuthatch	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
185.	Short-toed Tree Creeper	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
186.	Starling	1740	18484	7470	8479	57104	52645	44868	322930	65267	6408	585395	58540	0	322930 (2023)
187.	Song Thrush	3	17	247	339	77	88	283	190	149	84	1477	148	0	339 (2019)
188.	Mistle Thrush	1	0	10	5	13	6	14	17	3	24	93	9.3	0	24 (2025)
189.	Redwing	0	51	526	149	3970	800	2859	1920	4738	1113	16126	1613	0	4738 (2024)
190.	Blackbird	0	2	2	12	69	7	15	5	6	1	119	12	0	69 (2020)
191.	Fieldfare	2	16	3038	364	8283	721	1586	2951	531	107	17599	1760	0	8283 (2020)
192.	Ring Ouzel	0	0	0	3	4	18	7	5	13	2	52	5.2	0	18 (2021)
193.	thrush sp.	0	0	0	1	25	0	17	728	0	5	776	78	0	728 (2023)
194.	Spotted Flycatcher	1	0	1	0	1	3	2	0	1	0	9	0.9	0	3 (2021)
195.	Robin	0	0	0	0	2	0	3	0	0	1	6	0.6	0	3 (2022)
196.	White-spotted Bluethroat	0	0	0	0	1	1	0	0	0	0	2	0.2	0	1 (2020)
197.	Black Redstart	0	0	0	0	0	0	1	0	0	3	4	0.4	0	3 (2025)
198.	Redstart	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
199.	Whinchat	1	0	4	4	26	16	26	8	6	1	92	9.2	0	26 (2020)
200.	Stonechat	0	0	0	1	5	1	0	3	0	1	11	1.1	0	5 (2020)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
201.	Wheatear	3	0	3	2	19	7	13	54	36	2	139	14	0	54 (2023)
202.	Tree Sparrow	19	55	15	72	115	58	38	29	8	1	410	41	8	115 (2020)
203.	sparrow sp.	0	0	0	0	0	0	0	0	2	0	2	0.2	0	2 (2024)
204.	House Sparrow	0	4	5	41	11	109	9	31	13	3	226	23	0	109 (2021)
205.	Dunnock	0	2	1	1	7	1	5	6	5	1	29	2.9	0	7 (2020)
206.	Blue-headed Wagtail	79	70	264	145	211	414	154	865	277	67	2546	255	1	865 (2023)
207.	Yellow Wagtail (flavissima)	0	0	1	0	2	2	1	0	1	0	7	0.7	0	2 (2020)
208.	Grey-headed Wagtail	4	0	0	0	0	1	1	1	0	0	7	0.7	0	4 (2016)
209.	Yellow wagtail sp.	6	0	0	0	0	0	0	0	4	0	10	1	0	6 (2016)
210.	Grey Wagtail	9	22	38	24	57	27	34	43	87	9	350	35	1	87 (2024)
211.	White Wagtail	45	105	99	154	359	326	209	242	337	189	2065	207	0	359 (2020)
212.	Pied Wagtail	0	0	0	0	0	3	1	1	2	2	9	0.9	0	3 (2021)
213.	Richard's Pipit	0	0	0	1	0	0	0	1	0	0	2	0.2	0	1 (2019)
214.	Tawny Pipit	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
215.	Meadow Pipit	2987	5182	7962	6066	4633	10702	5249	5860	4283	2421	55345	5535	0	10702 (2021)
216.	Tree Pipit	5	7	5	19	23	8	9	7	21	6	110	11	0	23 (2020)
217.	Red-throated Pipit	0	1	0	0	1	0	0	0	0	0	2	0.2	0	1 (2017)
218.	Water Pipit	1	0	7	3	18	9	2	3	4	1	48	4.8	0	18 (2020)
219.	pipit sp.	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
220.	Chaffinch	244	5540	5105	18518	4659	8265	6148	3733	3993	341	56546	5655	2	18518 (2019)
221.	Brambling	1	26	53	19	50	271	158	127	68	1	774	77	0	271 (2021)
222.	finch sp.	0	0	0	0	0	0	5	0	0	0	5	0.5	0	5 (2022)
223.	Chaffinch/Brambling	0	0	0	0	0	118	99	7	74	1	299	30	0	118 (2021)
224.	Hawfinch	0	4	1	0	2	3	4	6	11	0	31	3.1	0	11 (2024)
225.	Bullfinch	1	2	2	0	0	3	0	3	2	0	13	1.3	0	3 (2021)
226.	Greenfinch	36	66	68	28	93	148	79	50	87	49	704	70	0	148 (2021)
227.	Linnet	25	133	247	242	197	189	411	146	123	49	1762	176	0	411 (2022)
228.	Mealy Redpoll	0	0	1	0	1	0	0	18	3	0	23	2.3	0	18 (2023)
229.	Lesser Redpoll	0	0	0	3	3	0	0	5	4	0	15	1.5	0	5 (2023)
230.	redpoll sp.	0	0	4	0	1	0	19	86	25	0	135	14	0	86 (2023)
231.	Crossbill	11	2	1	5	1	19	1	16	2	0	58	5.8	0	19 (2021)
232.	Goldfinch	48	97	72	107	213	153	393	119	163	60	1425	143	8	393 (2022)
233.	Siskin	2	23	63	737	105	533	199	481	353	1	2497	250	0	737 (2019)
234.	Lapland Bunting	0	1	0	0	0	0	1	0	0	0	2	0.2	0	1 (2017)
235.	Snow Bunting	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
236.	Corn Bunting	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
237.	Yellowhammer	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2019)
238.	Ortolan Bunting	0	0	0	0	0	1	0	1	0	0	2	0.2	0	1 (2021)
239.	Reed Bunting	31	57	141	94	96	128	110	94	120	19	890	89	0	141 (2018)
240.	Species unidentified	0	0	0	0	22	5	1	0	8	0	36	3.6	0	22 (2020)
241.	passerine sp.	0	0	0	0	0	0	6	9	7	1	23	2.3	0	9 (2023)
	Other species
1.	Common Noctule	0	5	0	0	0	0	0	0	1	0	6	0.6	0	5 (2017)
2.	Common Pipistrelle	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
	Other species
1.	Small Tortoiseshell	2	0	3	2	5	10	4	3	3	3	35	3.5	0	10 (2021)
2.	Silver Y	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
3.	Dark Clouded Yellow	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
4.	Brimstone	0	1	0	0	4	0	0	0	2	2	9	0.9	0	4 (2020)
5.	European Peacock	4	3	3	4	19	9	2	30	284	21	379	38	0	284 (2024)
6.	Large Tortoiseshell	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
7.	Swallowtail	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
8.	Speckled Wood	1	3	2	1	1	1	3	0	2	1	15	1.5	0	3 (2017)
9.	Large White	1	1	4	0	6	1	2	0	1	0	16	1.6	0	6 (2020)
10.	Green-veined White	0	0	0	1	2	2	1	2	1	8	17	1.7	0	8 (2025)
11.	Small White	0	0	0	0	3	4	0	2	8	0	17	1.7	0	8 (2024)
12.	white sp. (butterfly)	0	0	1	0	0	0	19	2	0	0	22	2.2	0	19 (2022)
13.	Comma	0	0	0	1	1	0	0	1	0	1	4	0.4	0	1 (2019)
14.	Red Admiral	8	2	19	4	15	18	13	13	91	2	185	19	0	91 (2024)
15.	Painted Lady	0	0	1	2	0	1	0	0	1	0	5	0.5	0	2 (2019)
16.	Small Heath	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
	Other species
1.	Darter unknown	0	0	0	0	0	1	0	1	66	0	68	6.8	0	66 (2024)
2.	Migrant Hawker	0	0	0	0	1	2	0	0	1	0	4	0.4	0	2 (2021)
3.	Hairy Dragonfly	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
	Other species
1.	Bumblebee sp.	0	0	0	0	1	5	0	3	0	17	26	2.6	0	17 (2025)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
	Totals	15680	42453	68272	82236	197005	184081	166461	444530	216196	57507	1474421	147442	504
	Observation hours	58:17	64:06	169:08	147:54	353:05	311:17	259:13	266:33	340:57	107:45	2,078:15	207:50

Trektellen

Totals Aetsveldsche polder, Nigtevecht 2016 - 2025