Select until 6 October

Totals Aetsveldsche polder, Nigtevecht 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	601	3	0	0	1	605	61	0	601 (2020)
2.	Canada Goose	89	104	22	40	123	235	186	160	567	240	1766	177	0	567 (2023)
3.	Canada X Greylag Goose	0	0	0	0	0	0	0	0	4	1	5	0.5	0	4 (2023)
4.	Barnacle Goose	48	68	118	645	2508	9056	15188	6337	7712	6326	48006	4801	0	15188 (2021)
5.	Branta leucopsis x ?	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2021)
6.	Lesser Canada Goose	0	0	0	0	0	3	2	3	1	1	10	1	0	3 (2020)
7.	Bar-headed Goose	0	0	2	0	0	0	0	0	1	1	4	0.4	0	2 (2017)
8.	Snow Goose	3	0	0	0	0	0	2	0	0	0	5	0.5	0	3 (2015)
9.	Greylag Goose	1570	3973	1756	7345	4019	11102	8046	9098	9341	9841	66091	6609	0	11102 (2020)
10.	Anser sp.	0	0	0	0	0	0	0	82	0	0	82	8.2	0	82 (2022)
11.	goose sp.	0	0	0	256	0	118	290	306	407	72	1449	145	0	407 (2023)
12.	Domestic Goose	0	0	0	5	3	5	5	8	5	10	41	4.1	0	10 (2024)
13.	Feral Mallard	0	0	0	0	0	0	0	0	11	8	19	1.9	0	11 (2023)
14.	Pink-footed Goose	56	0	0	10	79	540	68	71	170	1	995	100	0	540 (2020)
15.	Tundra Bean Goose	18	14	11	40	64	243	295	336	244	69	1334	133	0	336 (2022)
16.	Eurasian White-fronted Goose	3243	5	407	5331	17501	44977	31787	26904	34139	17343	181637	18164	0	44977 (2020)
17.	Black Swan	0	0	0	0	0	4	0	1	0	0	5	0.5	0	4 (2020)
18.	Mute Swan	7	3	106	133	190	308	369	277	614	185	2192	219	0	614 (2023)
19.	Bewick's Swan	0	0	0	4	32	28	79	8	0	9	160	16	0	79 (2021)
20.	Whooper Swan	0	0	1	7	16	2	11	14	14	5	70	7	0	16 (2019)
21.	Egyptian Goose	71	131	77	195	257	802	918	551	834	713	4549	455	0	918 (2021)
22.	Shelduck	0	5	6	26	69	82	165	112	116	140	721	72	0	165 (2021)
23.	Ruddy Shelduck	0	0	0	0	0	3	0	1	6	5	15	1.5	0	6 (2023)
24.	Garganey	0	0	0	0	0	1	0	1	4	0	6	0.6	0	4 (2023)
25.	Shoveler	19	0	11	9	13	225	12	64	60	35	448	45	0	225 (2020)
26.	Gadwall	104	65	185	301	492	918	792	992	759	485	5093	509	0	992 (2022)
27.	Wigeon	267	328	173	3809	994	3167	3287	6542	9906	6629	35102	3510	0	9906 (2023)
28.	Mallard	34	44	57	76	75	146	199	198	269	161	1259	126	0	269 (2023)
29.	Pintail	5	5	7	19	2	115	89	24	75	37	378	38	0	115 (2020)
30.	Teal	1	0	1	14	0	16	9	9	31	9	90	9	0	31 (2023)
31.	dabbling duck sp.	0	0	0	0	0	0	2	0	0	0	2	0.2	0	2 (2021)
32.	duck sp.	0	0	0	0	0	25	79	104	116	125	449	45	0	125 (2024)
33.	Red-crested Pochard	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
34.	Pochard	1	4	0	0	9	14	11	0	9	0	48	4.8	0	14 (2020)
35.	Tufted Duck	0	0	57	2	4	8	11	10	28	82	202	20	0	82 (2024)
36.	Goldeneye	0	0	0	0	0	0	11	0	5	0	16	1.6	0	11 (2021)
37.	Goosander	0	0	0	0	0	0	5	3	4	3	15	1.5	0	5 (2021)
38.	Red-breasted Merganser	0	0	0	0	0	0	0	6	0	0	6	0.6	0	6 (2022)
39.	Mergus sp.	0	0	0	0	0	0	0	2	0	0	2	0.2	0	2 (2022)
40.	Swift	0	1	74	26	52	201	385	116	255	204	1314	131	0	385 (2021)
41.	Cuckoo	0	1	0	0	1	6	4	2	1	6	21	2.1	0	6 (2020)
42.	Feral Pigeon	0	0	0	0	11	636	593	331	339	81	1991	199	0	636 (2020)
43.	Stock Dove	38	17	22	110	95	286	206	415	351	193	1733	173	17	415 (2022)
44.	Woodpigeon	371	50	550	1033	3184	3522	5874	2550	3062	573	20769	2077	0	5874 (2021)
45.	dove (Columba) sp.	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2024)
46.	Turtle Dove	0	0	0	1	0	1	0	0	0	0	2	0.2	0	1 (2018)
47.	Collared Dove	0	2	1	3	6	8	36	19	21	10	106	11	0	36 (2021)
48.	Coot	0	0	0	0	0	0	1	1	1	1	4	0.4	0	1 (2021)
49.	Crane	0	0	1	1	0	8	1	91	1	73	176	18	0	91 (2022)
50.	Great Crested Grebe	0	0	0	0	1	1	4	2	6	8	22	2.2	0	8 (2024)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
51.	Greater Flamingo	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2023)
52.	Oystercatcher	0	0	1	13	41	124	110	43	70	148	550	55	0	148 (2024)
53.	Avocet	0	0	0	0	0	0	2	0	0	0	2	0.2	0	2 (2021)
54.	Grey Plover	0	0	0	1	0	5	5	0	3	3	17	1.7	0	5 (2020)
55.	Golden Plover	561	262	782	1162	837	1750	1733	2559	1464	1143	12253	1225	420	2559 (2022)
56.	Dotterel	0	0	0	0	0	4	2	2	2	0	10	1	0	4 (2020)
57.	Ringed Plover	0	0	0	0	0	4	11	4	27	1	47	4.7	0	27 (2023)
58.	Little Ringed Plover	0	0	0	1	1	4	8	8	1	2	25	2.5	0	8 (2021)
59.	Lapwing	1663	305	1063	3862	2534	7458	11216	13133	5604	9634	56472	5647	0	13133 (2022)
60.	Whimbrel	0	1	11	3	92	272	566	118	65	342	1470	147	0	566 (2021)
61.	Curlew	48	56	30	42	43	46	126	127	131	65	714	71	7	131 (2023)
62.	Numenius sp.	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2024)
63.	Bar-tailed Godwit	0	0	15	0	0	1	1	0	0	2	19	1.9	0	15 (2017)
64.	Black-tailed Godwit	0	0	2	8	18	292	178	153	26	158	835	84	0	292 (2020)
65.	Jack Snipe	0	1	0	0	0	2	1	1	2	2	9	0.9	0	2 (2020)
66.	Woodcock	0	0	0	0	0	2	0	0	1	0	3	0.3	0	2 (2020)
67.	Snipe	108	187	159	228	230	938	396	933	1106	381	4666	467	0	1106 (2023)
68.	Common Sandpiper	0	0	1	2	1	11	6	2	13	6	42	4.2	0	13 (2023)
69.	Green Sandpiper	3	0	4	2	20	62	50	26	45	27	239	24	0	62 (2020)
70.	Wood Sandpiper	2	1	1	0	5	1	23	1	71	1	106	11	0	71 (2023)
71.	Redshank	0	2	1	10	7	25	25	39	13	16	138	14	0	39 (2022)
72.	Spotted Redshank	0	0	0	2	0	2	0	0	0	0	4	0.4	0	2 (2018)
73.	Greenshank	0	0	3	0	1	7	5	4	12	8	40	4	0	12 (2023)
74.	Turnstone	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2022)
75.	Knot	0	0	0	0	0	0	0	0	18	0	18	1.8	0	18 (2023)
76.	Ruff	0	0	10	3	0	8	99	192	46	42	400	40	0	192 (2022)
77.	wader sp.	0	0	0	0	2	0	16	6	22	3	49	4.9	0	22 (2023)
78.	Dunlin	0	0	0	0	0	0	1	11	5	47	64	6.4	0	47 (2024)
79.	Gull-billed Tern	0	0	1	1	0	1	0	0	0	0	3	0.3	0	1 (2017)
80.	Caspian Tern	0	1	0	0	0	0	0	2	0	3	6	0.6	0	3 (2024)
81.	Black Tern	0	0	0	13	54	19	151	0	32	0	269	27	0	151 (2021)
82.	Arctic Tern	0	0	0	0	0	2	0	0	0	0	2	0.2	0	2 (2020)
83.	Common Tern	0	1	0	9	15	25	30	13	15	14	122	12	0	30 (2021)
84.	sterna sp.	0	0	0	0	0	0	0	0	2	0	2	0.2	0	2 (2023)
85.	Little Gull	0	0	0	0	0	7	78	2	0	6	93	9.3	0	78 (2021)
86.	Black-headed Gull	301	463	715	836	1414	6743	4832	3784	3885	6004	28977	2898	0	6743 (2020)
87.	Mediterranean Gull	0	0	9	26	46	159	108	68	150	66	632	63	2	159 (2020)
88.	Common Gull	72	28	37	93	108	328	315	812	1270	652	3715	372	0	1270 (2023)
89.	Caspian Gull	0	0	0	3	4	21	12	31	33	17	121	12	0	33 (2023)
90.	Herring Gull	6	3	15	14	32	73	101	90	96	58	488	49	0	101 (2021)
91.	Yellow-legged Gull	0	1	0	0	0	2	0	1	0	1	5	0.5	0	2 (2020)
92.	Great Black-backed Gull	6	4	1	7	6	10	22	6	4	4	70	7	0	22 (2021)
93.	Lesser Black-backed Gull	41	32	52	87	139	410	622	239	411	419	2452	245	0	622 (2021)
94.	Laridae sp.	0	0	0	0	0	52	0	100	0	0	152	15	0	100 (2022)
95.	large gull sp.	0	0	0	0	2	0	6	20	0	0	28	2.8	0	20 (2022)
96.	diver sp.	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2022)
97.	Black Stork	0	0	1	0	0	1	0	1	0	1	4	0.4	0	1 (2017)
98.	White Stork	12	24	34	59	77	120	121	107	77	78	709	71	4	121 (2021)
99.	Cormorant	368	782	1926	2000	1440	7832	4086	6675	5415	2435	32959	3296	0	7832 (2020)
100.	Glossy Ibis	0	0	0	2	0	0	0	2	0	0	4	0.4	0	2 (2018)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
101.	Spoonbill	0	11	8	30	36	97	230	526	185	174	1297	130	2	526 (2022)
102.	Bittern	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
103.	Little Egret	0	0	0	1	0	1	3	4	0	12	21	2.1	0	12 (2024)
104.	Cattle Egret	0	0	0	0	1	0	4	2	23	0	30	3	0	23 (2023)
105.	Great White Egret	22	21	53	165	217	277	167	231	263	152	1568	157	3	277 (2020)
106.	heron sp.	0	0	0	0	0	0	8	0	2	0	10	1	0	8 (2021)
107.	Grey Heron	19	26	15	63	95	247	119	160	338	88	1170	117	0	338 (2023)
108.	Purple Heron	1	2	5	22	29	83	78	41	52	67	380	38	1	83 (2020)
109.	Osprey	0	5	5	6	3	12	2	6	7	6	52	5.2	0	12 (2020)
110.	Honey Buzzard	5	0	2	5	5	2	5	4	0	0	28	2.8	0	5 (2015)
111.	Sparrowhawk	18	21	50	94	80	179	134	182	102	80	940	94	0	182 (2022)
112.	Goshawk	3	5	2	10	11	21	24	17	10	9	112	11	0	24 (2021)
113.	Marsh Harrier	20	30	19	55	68	167	144	114	188	152	957	96	0	188 (2023)
114.	Hen Harrier	0	0	4	8	8	18	12	11	11	7	79	7.9	0	18 (2020)
115.	Pallid Harrier	0	0	0	0	0	1	0	0	0	2	3	0.3	0	2 (2024)
116.	Montagu's Harrier	0	0	1	0	0	1	0	0	1	0	3	0.3	0	1 (2017)
117.	harrier sp.	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2024)
118.	Montagu's/Pallid Harrier	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
119.	Hen/Montagu's/Pallid Harrier	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
120.	Red Kite	0	0	0	15	1	8	3	3	2	1	33	3.3	0	15 (2018)
121.	Black Kite	0	0	1	5	4	3	1	0	2	0	16	1.6	0	5 (2018)
122.	White-tailed Eagle	0	0	1	4	2	3	6	31	16	17	80	8	0	31 (2022)
123.	Rough-legged Buzzard	0	0	0	1	0	0	0	1	0	0	2	0.2	0	1 (2018)
124.	Common Buzzard	46	55	117	275	449	1393	217	244	180	125	3101	310	1	1393 (2020)
125.	raptor sp.	0	0	0	0	0	0	2	0	0	0	2	0.2	0	2 (2021)
126.	Long-eared Owl	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2023)
127.	Short-eared Owl	0	0	0	1	1	2	0	1	1	0	6	0.6	0	2 (2020)
128.	Kingfisher	0	0	0	1	1	3	0	2	3	4	14	1.4	0	4 (2024)
129.	Lesser Spotted Woodpecker	0	0	0	0	0	0	1	0	2	0	3	0.3	0	2 (2023)
130.	Great Spotted Woodpecker	2	2	4	5	13	29	28	23	20	10	136	14	0	29 (2020)
131.	Green Woodpecker	0	0	0	2	1	1	1	2	0	3	10	1	0	3 (2024)
132.	Kestrel	8	8	15	19	27	21	12	30	26	9	175	18	5	30 (2022)
133.	falcon sp.	0	1	0	0	0	0	1	0	1	0	3	0.3	0	1 (2016)
134.	Red-footed Falcon	0	0	0	0	1	0	1	1	0	4	7	0.7	0	4 (2024)
135.	Merlin	0	1	1	2	3	6	6	6	5	1	31	3.1	0	6 (2020)
136.	Hobby	7	12	19	41	12	19	18	22	19	34	203	20	10	41 (2018)
137.	Peregrine	4	9	10	12	18	39	15	25	15	12	159	16	0	39 (2020)
138.	Alexandrine Parakeet	0	0	0	0	0	18	69	268	78	176	609	61	0	268 (2022)
139.	Rose-ringed Parakeet	101	83	71	176	124	1206	990	442	323	554	4070	407	0	1206 (2020)
140.	Golden Oriole	0	0	0	0	0	1	0	0	1	0	2	0.2	0	1 (2020)
141.	Jay	1	0	1	6	1161	62	132	40	23	15	1441	144	0	1161 (2019)
142.	Magpie	3	3	9	11	31	18	19	33	27	16	170	17	0	33 (2022)
143.	Jackdaw	861	930	1569	1275	1456	4708	5273	5903	5739	2259	29973	2997	0	5903 (2022)
144.	Rook	7	9	16	26	23	24	53	42	70	31	301	30	0	70 (2023)
145.	Carrion Crow	2	5	8	9	7	153	122	23	14	32	375	38	0	153 (2020)
146.	Raven	2	1	8	3	12	52	58	20	18	32	206	21	0	58 (2021)
147.	Coal Tit	29	0	4	0	0	0	0	0	1	0	34	3.4	0	29 (2015)
148.	Blue Tit	4	0	12	34	17	30	105	152	88	63	505	51	0	152 (2022)
149.	Great Tit	1	1	14	8	6	19	27	29	31	28	164	16	0	31 (2023)
150.	Penduline Tit	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2018)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
151.	Wood Lark	0	0	0	6	1	6	4	12	7	2	38	3.8	0	12 (2022)
152.	Skylark	415	5	1405	7453	4252	1527	2673	6686	3617	896	28929	2893	0	7453 (2018)
153.	Short-toed Lark	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
154.	Sand Martin	15	17	0	29	49	81	138	54	83	40	506	51	0	138 (2021)
155.	Swallow	131	523	441	807	1281	1530	3031	2772	2301	3127	15944	1594	2	3127 (2024)
156.	House Martin	20	2	50	45	94	121	157	47	126	187	849	85	0	187 (2024)
157.	Long-tailed Tit	25	0	7	22	11	13	8	82	8	11	187	19	0	82 (2022)
158.	Yellow-browed Warbler	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2023)
159.	Willow Warbler	0	1	0	0	0	2	1	1	1	2	8	0.8	0	2 (2020)
160.	Chiffchaff	1	1	2	0	2	11	21	9	11	12	70	7	0	21 (2021)
161.	Chiffchaff/Willow Warbler	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2021)
162.	Sedge Warbler	0	0	0	0	0	0	0	1	1	0	2	0.2	0	1 (2022)
163.	Reed Warbler	0	0	0	0	0	2	1	0	0	0	3	0.3	0	2 (2020)
164.	Icterine Warbler	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2024)
165.	Blackcap	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2021)
166.	Garden Warbler	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2021)
167.	Lesser Whitethroat	0	0	0	0	0	1	0	1	0	0	2	0.2	0	1 (2020)
168.	Whitethroat	0	0	0	0	0	1	1	0	0	0	2	0.2	0	1 (2020)
169.	Firecrest	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2018)
170.	Goldcrest	1	0	0	1	0	1	0	1	0	0	4	0.4	0	1 (2015)
171.	Wren	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
172.	Nuthatch	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
173.	Short-toed Tree Creeper	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
174.	Starling	7879	1725	18484	6679	8479	57104	52645	44868	322930	19553	540346	54035	0	322930 (2023)
175.	Song Thrush	4	3	17	247	339	77	88	283	190	6	1254	125	0	339 (2019)
176.	Mistle Thrush	1	1	0	10	5	13	6	14	17	2	69	6.9	0	17 (2023)
177.	Redwing	1074	0	51	526	149	3970	800	2859	1920	81	11430	1143	0	3970 (2020)
178.	Blackbird	2	0	2	2	12	69	7	15	5	3	117	12	0	69 (2020)
179.	Fieldfare	284	1	16	3038	364	8283	721	1586	2951	100	17344	1734	0	8283 (2020)
180.	Ring Ouzel	1	0	0	0	3	4	18	7	5	11	49	4.9	0	18 (2021)
181.	thrush sp.	0	0	0	0	1	25	0	17	728	0	771	77	0	728 (2023)
182.	Spotted Flycatcher	0	0	0	1	0	1	3	2	0	0	7	0.7	0	3 (2021)
183.	Robin	0	0	0	0	0	2	0	3	0	0	5	0.5	0	3 (2022)
184.	White-spotted Bluethroat	0	0	0	0	0	1	1	0	0	0	2	0.2	0	1 (2020)
185.	Black Redstart	1	0	0	0	0	0	0	1	0	0	2	0.2	0	1 (2015)
186.	Redstart	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2024)
187.	Whinchat	0	1	0	4	4	26	16	26	8	6	91	9.1	0	26 (2020)
188.	Stonechat	0	0	0	0	1	5	1	0	3	0	10	1	0	5 (2020)
189.	Wheatear	0	0	0	3	2	19	7	13	54	36	134	13	0	54 (2023)
190.	Tree Sparrow	30	19	55	15	72	115	58	38	29	4	435	44	8	115 (2020)
191.	sparrow sp.	0	0	0	0	0	0	0	0	0	2	2	0.2	0	2 (2024)
192.	House Sparrow	1	0	4	3	41	11	109	9	31	12	221	22	0	109 (2021)
193.	Dunnock	1	0	2	1	1	7	1	5	6	1	25	2.5	0	7 (2020)
194.	Blue-headed Wagtail	52	79	70	261	145	211	414	154	865	259	2510	251	1	865 (2023)
195.	Yellow Wagtail (flavissima)	0	0	0	1	0	2	2	1	0	1	7	0.7	0	2 (2020)
196.	Grey-headed Wagtail	0	0	0	0	0	0	1	1	1	0	3	0.3	0	1 (2021)
197.	Yellow wagtail sp.	0	0	0	0	0	0	0	0	0	4	4	0.4	0	4 (2024)
198.	Grey Wagtail	10	9	22	38	24	57	27	34	43	17	281	28	3	57 (2020)
199.	White Wagtail	60	40	105	86	154	359	326	209	242	207	1788	179	0	359 (2020)
200.	Pied Wagtail	0	0	0	0	0	0	3	1	1	2	7	0.7	0	3 (2021)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
201.	Richard's Pipit	0	0	0	0	1	0	0	0	1	0	2	0.2	0	1 (2019)
202.	Tawny Pipit	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
203.	Meadow Pipit	831	2986	5182	7961	6066	4633	10702	5249	5860	1809	51279	5128	0	10702 (2021)
204.	Tree Pipit	1	4	7	5	19	23	8	9	7	20	103	10	0	23 (2020)
205.	Red-throated Pipit	0	0	1	0	0	1	0	0	0	0	2	0.2	0	1 (2017)
206.	Water Pipit	2	1	0	7	3	18	9	2	3	0	45	4.5	0	18 (2020)
207.	Chaffinch	562	241	5540	5101	18518	4659	8265	6148	3733	288	53055	5306	2	18518 (2019)
208.	Brambling	8	1	26	53	19	50	271	158	127	3	716	72	0	271 (2021)
209.	finch sp.	0	0	0	0	0	0	0	5	0	0	5	0.5	0	5 (2022)
210.	Chaffinch/Brambling	0	0	0	0	0	0	118	99	7	0	224	22	0	118 (2021)
211.	Hawfinch	0	0	4	1	0	2	3	4	6	7	27	2.7	0	7 (2024)
212.	Bullfinch	1	1	2	2	0	0	3	0	3	0	12	1.2	0	3 (2021)
213.	Greenfinch	21	36	66	66	28	93	148	79	50	74	661	66	0	148 (2021)
214.	Linnet	25	25	133	247	242	197	189	411	146	85	1700	170	0	411 (2022)
215.	Mealy Redpoll	0	0	0	1	0	1	0	0	18	3	23	2.3	0	18 (2023)
216.	Lesser Redpoll	0	0	0	0	3	3	0	0	5	3	14	1.4	0	5 (2023)
217.	redpoll sp.	0	0	0	4	0	1	0	19	86	24	134	13	0	86 (2023)
218.	Crossbill	0	11	2	1	5	1	19	1	16	0	56	5.6	0	19 (2021)
219.	Goldfinch	24	45	97	66	107	213	153	393	119	85	1302	130	8	393 (2022)
220.	Siskin	32	2	23	63	737	105	533	199	481	201	2376	238	0	737 (2019)
221.	Lapland Bunting	0	0	1	0	0	1	0	1	0	0	3	0.3	0	1 (2017)
222.	Snow Bunting	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2022)
223.	Corn Bunting	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
224.	Yellowhammer	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2019)
225.	Ortolan Bunting	1	0	0	0	0	0	1	0	1	0	3	0.3	0	1 (2015)
226.	Reed Bunting	24	31	57	141	94	96	128	110	94	26	801	80	0	141 (2018)
227.	Species unidentified	0	0	0	0	0	22	5	1	0	8	36	3.6	0	22 (2020)
228.	passerine sp.	0	0	0	0	0	0	0	6	9	4	19	1.9	0	9 (2023)
	Other species
1.	Common Noctule	0	0	5	0	0	0	0	0	0	0	5	0.5	0	5 (2017)
2.	Common Pipistrelle	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2024)
	Other species
1.	Small Tortoiseshell	0	1	0	0	2	5	10	4	3	3	28	2.8	0	10 (2021)
2.	Silver Y	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
3.	Brimstone	0	0	1	0	0	4	0	0	0	2	7	0.7	0	4 (2020)
4.	European Peacock	2	4	3	2	4	19	9	2	30	267	342	34	0	267 (2024)
5.	Large Tortoiseshell	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
6.	Swallowtail	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2023)
7.	Speckled Wood	0	1	3	2	1	1	1	3	0	1	13	1.3	0	3 (2017)
8.	Large White	0	1	1	0	0	6	1	2	0	0	11	1.1	0	6 (2020)
9.	Green-veined White	0	0	0	0	1	2	2	1	2	1	9	0.9	0	2 (2020)
10.	Small White	0	0	0	0	0	3	4	0	2	4	13	1.3	0	4 (2021)
11.	white sp. (butterfly)	0	0	0	0	0	0	0	19	2	0	21	2.1	0	19 (2022)
12.	Comma	1	0	0	0	1	1	0	0	1	0	4	0.4	0	1 (2015)
13.	Red Admiral	23	7	2	5	4	15	18	13	13	77	177	18	0	77 (2024)
14.	Painted Lady	0	0	0	0	2	0	1	0	0	1	4	0.4	0	2 (2019)
15.	Small Heath	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2022)
	Other species
1.	Darter unknown	0	0	0	0	0	0	1	0	1	65	67	6.7	0	65 (2024)
2.	Migrant Hawker	0	0	0	0	0	1	2	0	0	0	3	0.3	0	2 (2021)
3.	Hairy Dragonfly	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2024)
	Other species
1.	Bumblebee sp.	0	0	0	0	0	1	5	0	3	0	9	0.9	0	5 (2021)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
	Totals	21868	14040	42453	63328	82236	197005	184081	166461	444530	97302	1313304	131330	496
	Observation hours	38:55	38:56	64:06	144:15	147:54	353:05	311:17	259:13	266:33	221:42	1,845:56	184:36

Trektellen

Totals Aetsveldsche polder, Nigtevecht 2015 - 2024