Select until 9 May

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	104	22	40	123	235	186	160	567	297	24	1758	176	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	114	118	645	2508	9056	15188	6337	7712	7617	5729	55024	5502	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	0	0	0	0	3	2	3	1	1	0	10	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	4020	1756	7345	4019	11102	8046	9098	9341	18322	1259	74308	7431	0	18322 (2024)
10.	Anser sp.	0	0	0	0	0	0	82	0	69	0	151	15	0	82 (2022)
11.	goose sp.	11	0	256	0	118	290	306	407	225	286	1899	190	0	407 (2023)
12.	Domestic Goose	0	0	5	3	5	5	8	5	14	1	46	4.6	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	68	106	133	190	308	369	277	614	261	65	2391	239	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	145	77	195	257	802	918	551	834	1146	348	5273	527	0	1146 (2024)
22.	Shelduck	6	6	26	69	82	165	112	116	157	81	820	82	0	165 (2021)
23.	Ruddy Shelduck	0	0	0	0	3	0	1	6	5	0	15	1.5	0	6 (2023)
24.	Garganey	0	0	0	0	1	0	1	4	0	0	6	0.6	0	4 (2023)
25.	Shoveler	0	11	9	13	225	12	64	60	55	8	457	46	0	225 (2020)
26.	Gadwall	67	185	301	492	918	792	992	759	613	156	5275	528	0	992 (2022)
27.	Wigeon	328	173	3809	994	3167	3287	6542	9906	7136	7086	42428	4243	0	9906 (2023)
28.	Mallard	46	57	76	75	146	199	198	269	328	55	1449	145	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	0	9	14	11	0	9	0	0	47	4.7	0	14 (2020)
36.	Tufted Duck	1	57	2	4	8	11	10	28	83	10	214	21	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	16	74	26	52	201	385	116	255	204	13	1342	134	0	385 (2021)
44.	Cuckoo	1	0	0	1	6	4	2	1	6	0	21	2.1	0	6 (2020)
45.	Feral Pigeon	0	0	0	11	636	593	331	339	88	85	2083	208	0	636 (2020)
46.	Stock Dove	19	22	110	95	286	206	415	351	385	68	1957	196	17	415 (2022)
47.	Woodpigeon	56	550	1033	3184	3522	5874	2550	3062	5004	846	25681	2568	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	2	1	3	6	8	36	19	21	11	0	107	11	0	36 (2021)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
51.	Coot	1	0	0	0	0	1	1	1	1	0	5	0.5	0	1 (2016)
52.	Crane	0	1	1	0	8	1	91	1	73	0	176	18	0	91 (2022)
53.	Great Crested Grebe	2	0	3	1	1	4	2	6	8	0	27	2.7	0	8 (2024)
54.	Greater Flamingo	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
55.	Oystercatcher	4	1	24	41	124	110	43	70	149	68	634	63	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	306	1063	3862	2534	7458	11216	13133	5604	15547	2725	63448	6345	0	15547 (2024)
63.	Whimbrel	1	11	3	92	272	566	118	65	342	124	1594	159	0	566 (2021)
64.	Curlew	57	30	42	43	46	126	127	131	87	15	704	70	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	0	15	656	0	1	1	0	0	2	0	675	68	0	656 (2018)
67.	Black-tailed Godwit	0	2	8	18	292	178	153	26	158	173	1008	101	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	1	1	2	1	11	6	2	13	6	0	43	4.3	0	13 (2023)
72.	Green Sandpiper	0	4	2	20	62	50	26	45	50	74	333	33	0	74 (2025)
73.	Wood Sandpiper	7	1	0	5	1	23	1	71	1	0	110	11	0	71 (2023)
74.	Redshank	2	1	10	7	25	25	39	13	16	39	177	18	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.	12	0	0	2	0	16	6	22	3	5	66	6.6	0	22 (2023)
81.	Dunlin	0	0	0	0	0	1	11	5	47	0	64	6.4	0	47 (2024)
82.	Little Tern	0	0	43	0	0	0	0	0	0	0	43	4.3	0	43 (2018)
83.	Gull-billed Tern	0	1	6	0	1	0	0	0	0	0	8	0.8	0	6 (2018)
84.	Caspian Tern	1	0	0	0	0	0	2	0	3	0	6	0.6	0	3 (2024)
85.	Black Tern	0	0	13	54	19	151	0	32	0	14	283	28	0	151 (2021)
86.	Arctic Tern	0	0	3	0	2	0	0	0	0	0	5	0.5	0	3 (2018)
87.	Common/Arctic Tern	0	0	39	0	0	0	0	0	0	0	39	3.9	0	39 (2018)
88.	Common Tern	1	0	14	15	25	30	13	15	14	0	127	13	0	30 (2021)
89.	sterna sp.	0	0	0	0	0	0	0	2	0	0	2	0.2	0	2 (2023)
90.	Sandwich Tern	0	0	139	0	0	0	0	0	0	0	139	14	0	139 (2018)
91.	Little Gull	0	0	162	0	7	78	2	0	6	1	256	26	0	162 (2018)
92.	Black-headed Gull	467	715	845	1414	6743	4832	3784	3885	7501	875	31061	3106	0	7501 (2024)
93.	Mediterranean Gull	0	9	26	46	159	108	68	150	66	40	672	67	2	159 (2020)
94.	Common Gull	28	37	97	108	328	315	812	1270	1034	291	4320	432	0	1270 (2023)
95.	Caspian Gull	1	0	3	4	21	12	31	33	23	39	167	17	0	39 (2025)
96.	Herring Gull	5	15	14	32	73	101	90	96	77	18	521	52	0	101 (2021)
97.	Yellow-legged Gull	1	0	0	0	2	0	1	0	1	0	5	0.5	0	2 (2020)
98.	Great Black-backed Gull	4	1	7	6	10	22	6	4	9	7	76	7.6	0	22 (2021)
99.	Lesser Black-backed Gull	35	52	87	139	410	622	239	411	483	262	2740	274	0	622 (2021)
100.	Laridae sp.	0	0	0	0	52	0	100	0	0	0	152	15	0	100 (2022)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
101.	large gull sp.	0	0	0	2	0	6	20	0	0	0	28	2.8	0	20 (2022)
102.	diver sp.	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
103.	Black Stork	0	1	0	0	1	0	1	0	1	0	4	0.4	0	1 (2017)
104.	White Stork	27	34	59	77	120	121	107	77	123	38	783	78	4	123 (2024)
105.	Gannet	0	0	2	0	0	0	0	0	0	0	2	0.2	0	2 (2018)
106.	Cormorant	785	1926	2013	1440	7832	4086	6675	5415	4346	1365	35883	3588	0	7832 (2020)
107.	Glossy Ibis	0	0	2	0	0	0	2	0	0	0	4	0.4	0	2 (2018)
108.	Spoonbill	14	8	30	36	97	230	526	185	174	60	1360	136	2	526 (2022)
109.	Bittern	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
110.	Little Egret	0	0	1	0	1	3	4	0	18	2	29	2.9	0	18 (2024)
111.	Cattle Egret	0	0	0	1	0	4	2	23	0	0	30	3	0	23 (2023)
112.	Great White Egret	23	53	165	217	277	167	231	263	314	42	1752	175	3	314 (2024)
113.	heron sp.	0	0	0	0	0	8	0	2	0	0	10	1	0	8 (2021)
114.	Grey Heron	29	15	63	95	247	119	160	338	112	69	1247	125	0	338 (2023)
115.	Purple Heron	6	5	22	29	83	78	41	52	70	13	399	40	0	83 (2020)
116.	Osprey	5	5	6	3	12	2	6	7	6	0	52	5.2	0	12 (2020)
117.	Honey Buzzard	0	2	5	5	2	5	4	0	0	0	23	2.3	0	5 (2018)
118.	Sparrowhawk	23	50	94	80	179	134	182	102	179	56	1079	108	0	182 (2022)
119.	Goshawk	5	2	10	11	21	24	17	10	15	4	119	12	0	24 (2021)
120.	Marsh Harrier	32	19	55	68	167	144	114	188	192	46	1025	103	0	192 (2024)
121.	Hen Harrier	0	4	8	8	18	12	11	11	11	2	85	8.5	0	18 (2020)
122.	Pallid Harrier	0	0	0	0	1	0	0	0	2	1	4	0.4	0	2 (2024)
123.	Montagu's Harrier	0	1	0	0	1	0	0	1	0	0	3	0.3	0	1 (2017)
124.	harrier sp.	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
125.	Montagu's/Pallid Harrier	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
126.	Hen/Montagu's/Pallid Harrier	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
127.	Red Kite	0	0	15	1	8	3	3	2	5	0	37	3.7	0	15 (2018)
128.	Black Kite	0	1	5	4	3	1	0	2	0	1	17	1.7	0	5 (2018)
129.	White-tailed Eagle	1	1	4	2	3	6	31	16	22	15	101	10	0	31 (2022)
130.	Rough-legged Buzzard	0	0	1	0	0	0	1	0	0	0	2	0.2	0	1 (2018)
131.	Common Buzzard	56	117	275	449	1393	217	244	180	192	39	3162	316	1	1393 (2020)
132.	raptor sp.	0	0	0	0	0	2	0	0	0	0	2	0.2	0	2 (2021)
133.	Long-eared Owl	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
134.	Short-eared Owl	0	0	1	1	2	0	1	1	1	0	7	0.7	0	2 (2020)
135.	Kingfisher	0	0	1	1	3	0	2	3	4	1	15	1.5	0	4 (2024)
136.	Lesser Spotted Woodpecker	0	0	0	0	0	1	0	2	0	0	3	0.3	0	2 (2023)
137.	Great Spotted Woodpecker	2	4	5	13	29	28	23	20	18	4	146	15	0	29 (2020)
138.	Green Woodpecker	0	0	2	1	1	1	2	0	3	2	12	1.2	0	3 (2024)
139.	Kestrel	8	15	19	27	21	12	30	26	16	13	187	19	5	30 (2022)
140.	falcon sp.	1	0	0	0	0	1	0	1	0	1	4	0.4	0	1 (2016)
141.	Red-footed Falcon	0	0	0	1	0	1	1	0	4	0	7	0.7	0	4 (2024)
142.	Merlin	1	1	2	3	6	6	6	5	5	5	40	4	0	6 (2020)
143.	Hobby	12	19	41	12	19	18	22	19	34	0	196	20	6	41 (2018)
144.	Peregrine	9	10	12	18	39	15	25	15	16	11	170	17	0	39 (2020)
145.	Alexandrine Parakeet	0	0	0	0	18	69	268	78	242	1	676	68	0	268 (2022)
146.	Rose-ringed Parakeet	84	71	176	124	1206	990	442	323	1030	198	4644	464	0	1206 (2020)
147.	Golden Oriole	0	0	0	0	1	0	0	1	0	0	2	0.2	0	1 (2020)
148.	Jay	0	1	6	1161	62	132	40	23	19	2	1446	145	0	1161 (2019)
149.	Magpie	3	9	11	31	18	19	33	27	21	7	179	18	0	33 (2022)
150.	Jackdaw	965	1569	1275	1456	4708	5273	5903	5739	6369	690	33947	3395	0	6369 (2024)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
151.	Rook	9	16	26	23	24	53	42	70	62	28	353	35	0	70 (2023)
152.	Carrion Crow	5	8	9	7	153	122	23	14	36	1	378	38	0	153 (2020)
153.	Raven	1	8	3	12	52	58	20	18	57	5	234	23	0	58 (2021)
154.	Waxwing	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
155.	Coal Tit	0	4	0	0	0	0	0	1	0	0	5	0.5	0	4 (2017)
156.	Blue Tit	0	12	34	17	30	105	152	88	78	15	531	53	0	152 (2022)
157.	Great Tit	3	14	8	6	19	27	29	31	35	24	196	20	0	35 (2024)
158.	Penduline Tit	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
159.	Wood Lark	0	0	6	1	6	4	12	7	16	3	55	5.5	0	16 (2024)
160.	Skylark	5	1405	7453	4252	1527	2673	6686	3617	7380	119	35117	3512	0	7453 (2018)
161.	Short-toed Lark	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
162.	Sand Martin	17	0	29	49	81	138	54	83	40	24	515	52	0	138 (2021)
163.	Swallow	542	441	807	1281	1530	3031	2772	2301	3616	100	16421	1642	2	3616 (2024)
164.	House Martin	2	50	45	94	121	157	47	126	244	2	888	89	0	244 (2024)
165.	Long-tailed Tit	0	7	22	11	13	8	82	8	20	0	171	17	0	82 (2022)
166.	Yellow-browed Warbler	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
167.	Willow Warbler	1	0	0	0	2	1	1	1	2	0	8	0.8	0	2 (2020)
168.	Chiffchaff	1	2	0	2	11	21	9	11	13	3	73	7.3	0	21 (2021)
169.	Chiffchaff/Willow Warbler	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
170.	Sedge Warbler	0	0	0	0	0	0	1	1	0	0	2	0.2	0	1 (2022)
171.	Reed Warbler	0	0	0	0	2	1	0	0	0	0	3	0.3	0	2 (2020)
172.	Icterine Warbler	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
173.	Zitting Cisticola	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
174.	Blackcap	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
175.	Garden Warbler	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
176.	Lesser Whitethroat	0	0	0	0	1	0	1	0	0	0	2	0.2	0	1 (2020)
177.	Whitethroat	0	0	0	0	1	1	0	0	0	0	2	0.2	0	1 (2020)
178.	Firecrest	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
179.	Goldcrest	0	0	1	0	1	0	1	0	1	0	4	0.4	0	1 (2018)
180.	Wren	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
181.	Nuthatch	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
182.	Short-toed Tree Creeper	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
183.	Starling	1783	18484	6679	8479	57104	52645	44868	322930	65267	6350	584589	58459	0	322930 (2023)
184.	Song Thrush	3	17	247	339	77	88	283	190	149	84	1477	148	0	339 (2019)
185.	Mistle Thrush	1	0	10	5	13	6	14	17	3	24	93	9.3	0	24 (2025)
186.	Redwing	0	51	526	149	3970	800	2859	1920	4738	1113	16126	1613	0	4738 (2024)
187.	Blackbird	0	2	2	12	69	7	15	5	6	1	119	12	0	69 (2020)
188.	Fieldfare	1	16	3038	364	8283	721	1586	2951	531	107	17598	1760	0	8283 (2020)
189.	Ring Ouzel	0	0	0	3	4	18	7	5	13	2	52	5.2	0	18 (2021)
190.	thrush sp.	0	0	0	1	25	0	17	728	0	5	776	78	0	728 (2023)
191.	Spotted Flycatcher	0	0	1	0	1	3	2	0	1	0	8	0.8	0	3 (2021)
192.	Robin	0	0	0	0	2	0	3	0	0	1	6	0.6	0	3 (2022)
193.	White-spotted Bluethroat	0	0	0	0	1	1	0	0	0	0	2	0.2	0	1 (2020)
194.	Black Redstart	0	0	0	0	0	0	1	0	0	3	4	0.4	0	3 (2025)
195.	Redstart	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
196.	Whinchat	1	0	4	4	26	16	26	8	6	1	92	9.2	0	26 (2020)
197.	Stonechat	0	0	0	1	5	1	0	3	0	1	11	1.1	0	5 (2020)
198.	Wheatear	0	0	3	2	19	7	13	54	36	2	136	14	0	54 (2023)
199.	Tree Sparrow	19	55	15	72	115	58	38	29	8	1	410	41	8	115 (2020)
200.	sparrow sp.	0	0	0	0	0	0	0	0	2	0	2	0.2	0	2 (2024)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
201.	House Sparrow	0	4	3	41	11	109	9	31	13	3	224	22	0	109 (2021)
202.	Dunnock	0	2	1	1	7	1	5	6	5	1	29	2.9	0	7 (2020)
203.	Blue-headed Wagtail	79	70	261	145	211	414	154	865	277	67	2543	254	1	865 (2023)
204.	Yellow Wagtail (flavissima)	0	0	1	0	2	2	1	0	1	0	7	0.7	0	2 (2020)
205.	Grey-headed Wagtail	0	0	0	0	0	1	1	1	0	0	3	0.3	0	1 (2021)
206.	Yellow wagtail sp.	0	0	0	0	0	0	0	0	4	0	4	0.4	0	4 (2024)
207.	Grey Wagtail	9	22	38	24	57	27	34	43	87	9	350	35	1	87 (2024)
208.	White Wagtail	40	105	86	154	359	326	209	242	337	189	2047	205	0	359 (2020)
209.	Pied Wagtail	0	0	0	0	0	3	1	1	2	2	9	0.9	0	3 (2021)
210.	Richard's Pipit	0	0	0	1	0	0	0	1	0	0	2	0.2	0	1 (2019)
211.	Tawny Pipit	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
212.	Meadow Pipit	2988	5182	7961	6066	4633	10702	5249	5860	4283	2416	55340	5534	0	10702 (2021)
213.	Tree Pipit	5	7	5	19	23	8	9	7	21	4	108	11	0	23 (2020)
214.	Red-throated Pipit	0	1	0	0	1	0	0	0	0	0	2	0.2	0	1 (2017)
215.	Water Pipit	1	0	7	3	18	9	2	3	4	1	48	4.8	0	18 (2020)
216.	pipit sp.	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
217.	Chaffinch	241	5540	5101	18518	4659	8265	6148	3733	3993	341	56539	5654	2	18518 (2019)
218.	Brambling	1	26	53	19	50	271	158	127	68	1	774	77	0	271 (2021)
219.	finch sp.	0	0	0	0	0	0	5	0	0	0	5	0.5	0	5 (2022)
220.	Chaffinch/Brambling	0	0	0	0	0	118	99	7	74	1	299	30	0	118 (2021)
221.	Hawfinch	0	4	1	0	2	3	4	6	11	0	31	3.1	0	11 (2024)
222.	Bullfinch	1	2	2	0	0	3	0	3	2	0	13	1.3	0	3 (2021)
223.	Greenfinch	38	66	66	28	93	148	79	50	87	47	702	70	0	148 (2021)
224.	Linnet	26	133	247	242	197	189	411	146	123	48	1762	176	0	411 (2022)
225.	Mealy Redpoll	0	0	1	0	1	0	0	18	3	0	23	2.3	0	18 (2023)
226.	Lesser Redpoll	0	0	0	3	3	0	0	5	4	0	15	1.5	0	5 (2023)
227.	redpoll sp.	0	0	4	0	1	0	19	86	25	0	135	14	0	86 (2023)
228.	Crossbill	11	2	1	5	1	19	1	16	2	0	58	5.8	0	19 (2021)
229.	Goldfinch	45	97	66	107	213	153	393	119	163	55	1411	141	8	393 (2022)
230.	Siskin	2	23	63	737	105	533	199	481	353	1	2497	250	0	737 (2019)
231.	Lapland Bunting	0	1	0	0	0	0	1	0	0	0	2	0.2	0	1 (2017)
232.	Snow Bunting	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
233.	Corn Bunting	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
234.	Yellowhammer	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2019)
235.	Ortolan Bunting	0	0	0	0	0	1	0	1	0	0	2	0.2	0	1 (2021)
236.	Reed Bunting	31	57	141	94	96	128	110	94	120	19	890	89	0	141 (2018)
237.	Species unidentified	0	0	0	0	22	5	1	0	8	0	36	3.6	0	22 (2020)
238.	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	1	0	0	2	5	10	4	3	3	3	31	3.1	0	10 (2021)
2.	Silver Y	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
3.	Brimstone	0	1	0	0	4	0	0	0	2	2	9	0.9	0	4 (2020)
4.	European Peacock	4	3	2	4	19	9	2	30	284	21	378	38	0	284 (2024)
5.	Large Tortoiseshell	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
6.	Swallowtail	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
7.	Speckled Wood	1	3	2	1	1	1	3	0	2	1	15	1.5	0	3 (2017)
8.	Large White	1	1	0	0	6	1	2	0	1	0	12	1.2	0	6 (2020)
9.	Green-veined White	0	0	0	1	2	2	1	2	1	8	17	1.7	0	8 (2025)
10.	Small White	0	0	0	0	3	4	0	2	8	0	17	1.7	0	8 (2024)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
11.	white sp. (butterfly)	0	0	0	0	0	0	19	2	0	0	21	2.1	0	19 (2022)
12.	Comma	0	0	0	1	1	0	0	1	0	1	4	0.4	0	1 (2019)
13.	Red Admiral	7	2	5	4	15	18	13	13	91	2	170	17	0	91 (2024)
14.	Painted Lady	0	0	0	2	0	1	0	0	1	0	4	0.4	0	2 (2019)
15.	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	14435	42453	64452	82236	197005	184081	166461	444530	216196	56378	1468227	146823	489
	Observation hours	42:56	64:06	146:45	147:54	353:05	311:17	259:13	266:33	340:57	100:15	2,033:01	203:18

Trektellen

Totals Aetsveldsche polder, Nigtevecht 2016 - 2025