Totals Aetsveldsche polder, Nigtevecht 2025

Year
Period
count-field
Also present

	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Canada Goose	9	0	11	4	43	26	18	47	165	2	20	0	345	201	144	119 (6 Sep)	22	21	2 Jan	29 Nov
2.	Barnacle Goose	2107	1531	1909	182	169	1	0	0	6	172	278	1509	7864	5553	2311	1250 (20 Mar)	56	54	2 Jan	21 Dec
3.	Lesser Canada Goose	0	0	0	0	1	0	0	0	0	2	0	0	3	3	0	2 (19 Oct)	2	2	29 May	19 Oct
4.	Greylag Goose	238	304	384	333	1505	287	906	1568	1981	1766	1129	530	10931	7587	3344	832 (10 Sep)	98	94	2 Jan	21 Dec
5.	goose sp.	0	286	0	0	12	0	0	13	0	131	191	0	633	487	146	151 (14 Feb)	14	13	14 Feb	26 Nov
6.	Domestic Goose	0	0	0	1	2	0	0	0	5	1	0	1	10	7	3	2 (10 Sep)	8	8	3 Apr	12 Dec
7.	Feral Mallard	0	0	1	0	0	0	1	2	1	5	0	0	10	9	1	3 (17 Oct)	6	6	10 Mar	17 Oct
8.	Pink-footed Goose	4	0	1	0	0	0	0	0	3	4	29	2	43	38	5	29 (6 Nov)	6	6	2 Jan	17 Dec
9.	Tundra Bean Goose	70	21	0	0	0	0	0	0	0	10	377	178	656	656	0	172 (7 Nov)	17	16	2 Jan	21 Dec
10.	Eurasian White-fronted Goose	7208	10888	2540	14	0	0	0	0	0	4528	18482	27335	70995	64610	6385	11214 (12 Dec)	47	45	2 Jan	21 Dec
11.	Mute Swan	15	22	9	19	97	9	16	11	68	16	89	3	374	213	161	65 (3 May)	60	58	2 Jan	12 Dec
12.	Whooper Swan	0	3	0	0	0	0	0	0	0	0	0	0	3	0	3	3 (25 Feb)	1	1	25 Feb	25 Feb
13.	Egyptian Goose	12	54	108	174	58	18	63	75	164	302	99	86	1213	680	533	91 (12 Oct)	82	79	2 Jan	21 Dec
14.	Shelduck	0	9	15	57	11	0	0	0	2	4	7	0	105	40	65	18 (7 Apr)	32	31	6 Feb	29 Nov
15.	Ruddy Shelduck	0	0	0	0	0	4	0	0	0	0	0	0	4	4	0	4 (21 Jun)	1	1	21 Jun	21 Jun
16.	Shoveler	0	0	6	2	1	0	0	0	0	10	2	1	22	14	8	10 (19 Oct)	7	7	19 Mar	12 Dec
17.	Gadwall	4	87	37	28	22	24	96	56	58	38	27	13	490	259	231	59 (21 Feb)	63	60	26 Jan	21 Dec
18.	Wigeon	370	301	6338	77	0	0	0	0	4	874	1025	0	8989	1033	7956	4854 (8 Mar)	27	26	26 Jan	29 Nov
19.	Mallard	3	7	16	29	7	11	7	7	19	91	67	9	273	212	61	17 (22 Oct)	61	59	2 Jan	12 Dec
20.	Pintail	0	0	11	3	0	0	0	0	0	10	0	0	24	10	14	11 (22 Mar)	5	5	22 Mar	17 Oct
21.	Teal	0	0	0	0	0	0	0	0	0	14	5	0	19	19	0	6 (3 Oct)	7	7	2 Oct	7 Nov
22.	duck sp.	0	0	0	0	0	0	34	480	3243	39	69	0	3865	3862	3	3183 (7 Sep)	13	12	13 Jul	29 Nov
23.	Garganey/Teal	0	0	1	0	0	0	0	0	0	0	0	0	1	0	1	1 (8 Mar)	1	1	8 Mar	8 Mar
24.	Red-crested Pochard	0	0	0	1	0	0	1	0	0	0	0	0	2	1	1	1 (7 Apr)	2	2	7 Apr	20 Jul
25.	Pochard	0	0	0	0	0	0	5	0	14	0	0	0	19	19	0	14 (7 Sep)	2	2	1 Jul	7 Sep
26.	Tufted Duck	0	1	0	9	12	7	1	0	0	0	0	0	30	23	7	6 (21 Jun)	13	12	21 Feb	30 Jul
27.	Goosander	1	0	1	0	0	0	0	0	0	3	0	0	5	2	3	3 (15 Oct)	3	3	2 Jan	15 Oct
28.	Red-breasted Merganser	0	2	0	0	0	0	0	0	0	0	0	0	2	0	2	2 (21 Feb)	1	1	21 Feb	21 Feb
29.	Swift	0	0	0	13	83	34	182	3	0	0	0	0	315	210	105	81 (20 Jul)	25	24	12 Apr	6 Aug
30.	Cuckoo	0	0	0	0	0	5	0	1	0	0	0	0	6	6	0	4 (21 Jun)	3	3	21 Jun	19 Aug
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Feral Pigeon	19	1	30	35	45	24	288	12	35	0	1	0	490	158	332	155 (19 Jul)	29	28	26 Jan	6 Nov
32.	Stock Dove	10	17	14	27	8	16	27	6	16	138	88	6	373	313	60	50 (17 Oct)	70	67	2 Jan	21 Dec
33.	Woodpigeon	180	161	388	117	26	10	12	25	25	1487	905	44	3380	2739	641	608 (6 Nov)	88	84	2 Jan	21 Dec
34.	Collared Dove	0	0	0	0	2	1	4	0	4	0	0	0	11	10	1	4 (30 Jul)	5	5	12 May	20 Sep
35.	Coot	0	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (3 May)	1	1	3 May	3 May
36.	Crane	0	0	0	0	0	0	0	3	0	0	1	0	4	3	1	3 (6 Aug)	2	2	6 Aug	7 Nov
37.	Great Crested Grebe	0	0	0	0	3	0	1	1	0	0	0	0	5	2	3	2 (3 May)	4	4	3 May	27 Aug
38.	Oystercatcher	1	13	31	23	16	21	18	0	0	0	0	0	123	68	55	11 (24 Jun)	35	34	26 Jan	24 Jul
39.	Golden Plover	39	447	184	30	0	0	9	380	506	194	163	16	1968	1358	610	359 (21 Feb)	51	49	26 Jan	3 Dec
40.	Dotterel	0	0	0	0	0	0	0	0	3	0	0	0	3	3	0	3 (6 Sep)	1	1	6 Sep	6 Sep
41.	Ringed Plover	0	0	0	1	0	0	0	1	3	0	0	0	5	4	1	2 (7 Sep)	4	4	4 Apr	19 Sep
42.	Little Ringed Plover	0	0	2	0	0	0	0	0	0	0	0	0	2	2	0	2 (20 Mar)	1	1	20 Mar	20 Mar
43.	Lapwing	275	2246	173	31	22	166	764	767	703	1846	2959	310	10262	7890	2372	2037 (21 Feb)	81	78	2 Jan	21 Dec
44.	Whimbrel	0	0	0	124	4	37	7	3	0	0	0	0	175	65	110	38 (5 Apr)	18	17	4 Apr	27 Aug
45.	Curlew	0	5	7	3	1	4	22	2	5	3	1	0	53	37	16	7 (1 Jul)	24	23	21 Feb	29 Nov
46.	Bar-tailed Godwit	0	0	0	0	2	0	0	0	0	0	0	0	2	0	2	2 (31 May)	1	1	31 May	31 May
47.	Black-tailed Godwit	0	4	92	77	5	4	0	0	0	0	0	0	182	25	157	34 (21 Mar)	20	19	21 Feb	21 Jun
48.	Jack Snipe	0	0	0	0	0	0	0	1	0	1	0	0	2	2	0	1 (26 Aug)	2	2	26 Aug	19 Oct
49.	Snipe	0	9	25	1	0	0	18	90	146	93	9	2	393	358	35	62 (7 Sep)	38	36	21 Feb	3 Dec
50.	Common Sandpiper	0	0	0	0	1	0	1	3	0	0	0	0	5	4	1	1 (3 May)	5	5	3 May	29 Aug
51.	Green Sandpiper	0	2	6	66	0	2	5	0	0	10	5	0	96	23	73	32 (7 Apr)	25	24	21 Feb	12 Nov
52.	Wood Sandpiper	0	0	0	0	6	0	0	0	0	0	0	0	6	0	6	6 (3 May)	1	1	3 May	3 May
53.	Redshank	0	0	24	15	5	13	12	1	0	0	0	0	70	23	47	12 (1 Jul)	20	19	8 Mar	26 Aug
54.	Greenshank	0	0	0	1	0	0	1	1	0	0	0	0	3	2	1	1 (15 Apr)	3	3	15 Apr	26 Aug
55.	Ruff	0	0	7	4	0	0	0	15	23	0	0	0	49	38	11	23 (20 Sep)	6	6	8 Mar	20 Sep
56.	wader sp.	0	0	3	2	12	0	0	0	1	0	0	0	18	0	18	12 (3 May)	4	4	8 Mar	19 Sep
57.	Dunlin	0	0	0	0	0	0	0	0	0	0	0	2	2	2	0	2 (4 Dec)	1	1	4 Dec	4 Dec
58.	Caspian Tern	0	0	0	0	0	0	0	0	3	0	0	0	3	3	0	3 (19 Sep)	1	1	19 Sep	19 Sep
59.	Black Tern	0	0	0	14	0	0	0	0	0	0	0	0	14	14	0	14 (15 Apr)	1	1	15 Apr	15 Apr
60.	Common Tern	0	0	0	0	2	8	22	0	2	0	0	0	34	20	14	5 (4 Jul)	18	17	11 May	10 Sep
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Little Gull	0	0	0	1	0	0	0	0	0	0	0	0	1	1	0	1 (15 Apr)	1	1	15 Apr	15 Apr
62.	Black-headed Gull	16	202	414	243	36	29	310	323	300	451	329	28	2681	1867	814	169 (21 Feb)	94	90	2 Jan	21 Dec
63.	Mediterranean Gull	0	2	6	32	0	7	1	0	0	0	0	0	48	29	19	10 (12 Apr)	14	13	21 Feb	19 Jul
64.	Common Gull	64	58	149	20	1	3	5	31	25	71	194	43	664	479	185	58 (5 Nov)	67	64	2 Jan	21 Dec
65.	Caspian Gull	6	12	16	5	4	5	8	6	3	5	11	5	86	67	19	8 (8 Mar)	49	47	2 Jan	21 Dec
66.	Herring Gull	6	4	4	4	4	6	6	5	4	19	24	7	93	78	15	6 (7 Nov)	46	44	26 Jan	17 Dec
67.	Great Black-backed Gull	3	3	1	0	0	0	0	0	2	2	3	0	14	9	5	2 (31 Jan)	14	13	26 Jan	8 Nov
68.	Lesser Black-backed Gull	0	5	101	156	45	57	56	98	74	16	2	1	611	302	309	44 (7 Apr)	69	66	21 Feb	17 Dec
69.	Black Stork	0	0	0	0	0	0	2	0	0	0	0	0	2	2	0	2 (18 Jul)	1	1	18 Jul	18 Jul
70.	White Stork	0	11	11	16	6	7	21	36	69	27	7	6	217	168	49	36 (7 Sep)	43	41	21 Feb	4 Dec
71.	Cormorant	16	87	785	477	61	24	73	91	691	517	222	44	3088	1643	1445	443 (7 Sep)	92	88	2 Jan	21 Dec
72.	Spoonbill	0	3	11	46	18	6	22	9	101	38	0	0	254	171	83	52 (19 Sep)	40	38	21 Feb	12 Oct
73.	Little Egret	0	0	0	2	0	0	0	1	0	0	0	0	3	1	2	2 (4 Apr)	2	2	4 Apr	28 Aug
74.	Cattle Egret	0	0	0	0	0	0	1	1	0	0	0	0	2	1	1	1 (26 Jul)	2	2	26 Jul	6 Aug
75.	Great White Egret	0	4	17	21	15	2	22	19	48	40	62	1	251	185	66	41 (6 Nov)	59	57	6 Feb	3 Dec
76.	Grey Heron	0	2	23	44	4	7	11	10	18	12	9	0	140	61	79	33 (4 Apr)	41	39	25 Feb	8 Nov
77.	Purple Heron	0	0	0	13	9	5	8	9	5	0	0	0	49	25	24	4 (12 Apr)	22	21	5 Apr	10 Sep
78.	Osprey	0	0	0	0	0	0	0	3	5	0	1	0	9	7	2	2 (24 Aug)	7	7	24 Aug	7 Nov
79.	Honey Buzzard	0	0	0	0	2	1	3	2	5	0	0	0	13	9	4	3 (7 Sep)	8	8	11 May	7 Sep
80.	Sparrowhawk	1	4	25	26	4	0	4	11	28	24	20	2	149	89	60	14 (7 Sep)	47	45	26 Jan	17 Dec
81.	Goshawk	0	1	2	1	0	0	0	1	3	1	4	0	13	9	4	2 (19 Sep)	11	11	21 Feb	7 Nov
82.	Marsh Harrier	0	0	16	30	10	3	13	35	89	8	5	0	209	153	56	44 (7 Sep)	47	45	19 Mar	12 Nov
83.	Hen Harrier	0	1	1	0	1	0	0	0	1	1	4	0	9	7	2	3 (7 Nov)	7	7	14 Feb	8 Nov
84.	Pallid Harrier	0	0	0	1	0	0	0	0	0	1	0	0	2	1	1	1 (7 Apr)	2	2	7 Apr	19 Oct
85.	Red Kite	0	0	0	0	0	0	0	2	0	1	0	0	3	3	0	2 (9 Aug)	2	2	9 Aug	1 Oct
86.	Black Kite	0	0	0	1	2	1	0	0	0	0	0	0	4	0	4	1 (4 Apr)	4	4	4 Apr	20 Jun
87.	White-tailed Eagle	1	2	7	5	2	0	3	2	11	3	1	1	38	25	13	7 (7 Sep)	23	22	2 Jan	12 Dec
88.	Common Buzzard	1	2	22	14	4	0	5	35	56	82	20	2	243	199	44	28 (10 Oct)	36	35	2 Jan	4 Dec
89.	Kingfisher	0	0	1	0	0	1	1	0	1	0	0	0	4	3	1	1 (20 Mar)	4	4	20 Mar	7 Sep
90.	European Bee-eater	0	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (11 May)	1	1	11 May	11 May
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
91.	Great Spotted Woodpecker	0	1	2	1	0	2	7	4	6	6	2	0	31	19	12	2 (22 Mar)	22	21	21 Feb	12 Nov
92.	Black Woodpecker	0	0	0	0	0	0	0	1	0	1	0	0	2	2	0	1 (26 Aug)	2	2	26 Aug	15 Oct
93.	Green Woodpecker	0	0	1	1	0	0	1	2	1	0	0	0	6	4	2	1 (21 Mar)	6	6	21 Mar	6 Sep
94.	Kestrel	0	0	4	9	4	1	3	7	7	5	2	0	42	25	17	5 (4 Apr)	25	24	22 Mar	6 Nov
95.	falcon sp.	0	0	0	1	0	0	0	1	0	0	0	0	2	0	2	1 (21 Apr)	2	2	21 Apr	24 Aug
96.	Red-footed Falcon	0	0	0	0	0	0	0	4	0	0	0	0	4	4	0	2 (24 Aug)	3	3	24 Aug	29 Aug
97.	Merlin	0	1	1	3	0	0	0	0	0	1	0	0	6	2	4	2 (4 Apr)	5	5	21 Feb	4 Oct
98.	Hobby	0	0	0	0	3	1	4	6	11	0	0	0	25	23	2	5 (24 Aug)	13	12	11 May	19 Sep
99.	Peregrine	0	1	5	5	0	0	3	1	6	5	2	0	28	21	7	3 (21 Mar)	23	22	21 Feb	7 Nov
100.	Alexandrine Parakeet	0	0	1	0	23	0	0	9	23	114	0	0	170	118	52	40 (17 Oct)	16	15	21 Mar	22 Oct
101.	Rose-ringed Parakeet	32	28	60	78	15	9	16	102	116	64	113	24	657	611	46	51 (20 Sep)	78	75	26 Jan	17 Dec
102.	Golden Oriole	0	0	0	0	0	0	1	0	0	0	0	0	1	0	1	1 (18 Jul)	1	1	18 Jul	18 Jul
103.	Jay	0	0	0	2	0	1	1	2	0	1	0	0	7	4	3	1 (8 Apr)	7	7	8 Apr	19 Oct
104.	Magpie	0	0	7	0	0	8	1	1	0	4	2	0	23	6	17	6 (20 Jun)	14	13	9 Mar	12 Nov
105.	Jackdaw	26	106	332	226	119	1291	2031	340	713	793	1216	8	7201	3761	3440	938 (7 Nov)	93	89	2 Jan	21 Dec
106.	Rook	1	1	3	23	4	0	0	2	6	10	9	0	59	28	31	6 (12 Apr)	27	26	2 Jan	8 Nov
107.	Carrion Crow	0	0	1	0	2	2	3	4	0	14	5	0	31	26	5	5 (3 Oct)	18	17	20 Mar	29 Nov
108.	Raven	0	0	0	5	0	0	9	4	11	16	8	2	55	42	13	5 (19 Sep)	27	26	4 Apr	17 Dec
109.	Blue Tit	0	2	9	4	0	3	5	3	4	223	17	6	276	249	27	140 (19 Oct)	38	36	21 Feb	17 Dec
110.	Great Tit	0	3	16	5	2	26	4	6	5	18	5	4	94	69	25	13 (21 Jun)	40	38	15 Feb	17 Dec
111.	Parus (tit) sp.	0	0	0	0	0	0	0	0	0	0	2	0	2	2	0	2 (12 Nov)	1	1	12 Nov	12 Nov
112.	Wood Lark	0	0	3	0	1	0	0	0	0	3	2	0	9	5	4	3 (20 Mar)	6	6	20 Mar	6 Nov
113.	Skylark	0	27	88	4	0	0	0	0	0	1553	1336	5	3013	2889	124	1193 (19 Oct)	33	32	14 Feb	4 Dec
114.	Sand Martin	0	0	1	23	3	0	18	118	200	0	0	0	363	325	38	142 (7 Sep)	24	23	8 Mar	20 Sep
115.	Swallow	0	0	1	99	57	25	185	1999	2119	34	0	0	4519	4349	170	612 (7 Sep)	57	55	22 Mar	10 Oct
116.	House Martin	0	0	0	2	4	3	28	113	123	2	0	0	275	268	7	52 (7 Sep)	24	23	4 Apr	4 Oct
117.	Long-tailed Tit	0	0	0	0	0	0	0	0	1	23	22	4	50	42	8	10 (30 Nov)	13	12	19 Sep	21 Dec
118.	Northern Long-tailed Tit	0	0	0	0	0	0	0	0	0	0	2	7	9	7	2	4 (21 Dec)	3	3	30 Nov	21 Dec
119.	Chiffchaff	0	0	2	1	1	1	8	4	3	2	0	0	22	18	4	4 (29 Aug)	16	15	21 Mar	15 Oct
120.	Chiffchaff/Willow Warbler	0	0	0	0	0	1	0	0	0	0	0	0	1	1	0	1 (16 Jun)	1	1	16 Jun	16 Jun
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
121.	Reed Warbler	0	0	0	0	0	0	1	0	0	0	0	0	1	1	0	1 (24 Jul)	1	1	24 Jul	24 Jul
122.	Blackcap	0	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (29 Aug)	1	1	29 Aug	29 Aug
123.	Regulus sp.	0	0	0	0	0	0	0	0	0	0	0	2	2	2	0	2 (11 Dec)	1	1	11 Dec	11 Dec
124.	Firecrest	0	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (4 Oct)	1	1	4 Oct	4 Oct
125.	Goldcrest	0	0	0	0	0	0	0	0	0	1	2	0	3	3	0	1 (4 Oct)	3	3	4 Oct	12 Nov
126.	Starling	1527	3224	1529	70	73	531	808	2307	1886	23981	5833	1264	43033	40166	2867	6353 (19 Oct)	91	87	2 Jan	21 Dec
127.	Song Thrush	1	0	1	82	0	0	0	0	0	37	6	0	127	45	82	27 (12 Apr)	19	18	31 Jan	8 Nov
128.	Mistle Thrush	0	0	11	13	0	0	0	0	0	3	3	0	30	6	24	9 (21 Mar)	11	11	21 Mar	6 Nov
129.	Redwing	0	0	1017	96	0	0	0	0	0	390	475	14	1992	883	1109	920 (22 Mar)	25	24	9 Mar	17 Dec
130.	Blackbird	0	0	1	0	0	0	0	2	1	2	7	0	13	13	0	6 (8 Nov)	7	7	21 Mar	8 Nov
131.	Fieldfare	11	1	8	87	1	0	0	0	0	711	2744	5	3568	3399	169	1110 (6 Nov)	27	26	26 Jan	4 Dec
132.	Ring Ouzel	0	0	0	2	0	0	0	0	0	0	0	0	2	0	2	1 (4 Apr)	2	2	4 Apr	5 Apr
133.	thrush sp.	0	1	1	3	0	0	0	0	0	0	0	0	5	1	4	2 (3 Apr)	4	4	6 Feb	5 Apr
134.	Spotted Flycatcher	0	0	0	0	1	0	1	0	0	0	0	0	2	1	1	1 (11 May)	2	2	11 May	26 Jul
135.	Robin	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (4 Apr)	1	1	4 Apr	4 Apr
136.	Black Redstart	0	0	3	0	0	0	0	0	0	0	0	0	3	0	3	2 (22 Mar)	2	2	21 Mar	22 Mar
137.	Whinchat	0	0	0	1	0	0	0	12	3	0	0	0	16	15	1	5 (24 Aug)	7	7	21 Apr	7 Sep
138.	Stonechat	0	0	1	0	0	0	1	0	0	0	0	0	2	1	1	1 (22 Mar)	2	2	22 Mar	24 Jul
139.	Wheatear	0	0	0	2	3	0	0	17	3	0	0	0	25	20	5	7 (26 Aug)	9	9	4 Apr	20 Sep
140.	Tree Sparrow	0	1	0	0	0	0	7	3	1	3	0	0	15	14	1	4 (26 Jul)	6	6	21 Feb	10 Oct
141.	House Sparrow	0	2	0	1	0	0	6	0	2	1	1	0	13	9	4	4 (30 Jul)	7	7	25 Feb	6 Nov
142.	Dunnock	0	0	0	1	0	0	0	0	2	2	0	0	5	4	1	1 (8 Apr)	5	5	8 Apr	12 Oct
143.	Blue-headed Wagtail	0	0	1	66	0	1	22	172	358	0	0	0	620	553	67	211 (7 Sep)	34	33	22 Mar	20 Sep
144.	Yellow Wagtail (flavissima)	0	0	0	0	0	0	0	1	1	0	0	0	2	2	0	1 (24 Aug)	2	2	24 Aug	6 Sep
145.	Grey-headed Wagtail	0	0	0	0	4	0	0	0	0	0	0	0	4	0	4	3 (12 May)	2	2	11 May	12 May
146.	Yellow wagtail sp.	0	0	0	0	6	0	0	0	0	0	0	0	6	0	6	4 (13 May)	2	2	12 May	13 May
147.	Grey Wagtail	0	0	8	1	0	0	0	0	2	46	22	4	83	75	8	8 (12 Oct)	33	32	8 Mar	21 Dec
148.	White Wagtail	2	8	121	58	5	9	23	12	34	96	10	0	378	194	184	48 (22 Mar)	66	63	26 Jan	8 Nov
149.	Pied Wagtail	0	0	1	1	0	0	0	0	0	0	0	0	2	0	2	1 (21 Mar)	2	2	21 Mar	7 Apr
150.	Meadow Pipit	1	23	82	2310	6	0	2	0	225	2222	172	11	5054	2636	2418	655 (5 Apr)	58	56	26 Jan	21 Dec
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
151.	Tree Pipit	0	0	0	4	3	0	0	1	1	0	0	0	9	2	7	3 (15 Apr)	7	7	12 Apr	20 Sep
152.	Water Pipit	0	0	1	0	0	0	0	0	0	0	1	0	2	1	1	1 (22 Mar)	2	2	22 Mar	7 Nov
153.	Chaffinch	2	16	301	22	3	4	3	11	51	5200	267	22	5902	5533	369	2404 (10 Oct)	68	65	26 Jan	21 Dec
154.	Brambling	0	0	0	1	0	0	0	0	0	34	3	0	38	36	2	12 (12 Oct)	10	10	8 Apr	8 Nov
155.	Chaffinch/Brambling	0	0	1	0	0	0	0	0	0	0	0	0	1	0	1	1 (9 Mar)	1	1	9 Mar	9 Mar
156.	Hawfinch	0	0	0	0	0	0	2	0	1	0	0	0	3	3	0	2 (26 Jul)	2	2	26 Jul	19 Sep
157.	Bullfinch	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (19 Sep)	1	1	19 Sep	19 Sep
158.	Greenfinch	0	2	17	28	2	1	6	5	4	14	2	0	81	36	45	13 (8 Apr)	34	33	21 Feb	8 Nov
159.	Linnet	0	0	5	43	1	0	11	3	21	70	0	0	154	101	53	28 (10 Oct)	26	25	21 Mar	19 Oct
160.	Lesser Redpoll	0	0	0	0	0	0	0	0	0	17	0	0	17	17	0	16 (19 Oct)	2	2	17 Oct	19 Oct
161.	Goldfinch	2	12	10	31	8	5	17	39	8	25	2	1	160	94	66	31 (9 Aug)	50	48	2 Jan	21 Dec
162.	Siskin	0	0	0	1	0	0	1	0	1	42	71	2	118	112	6	50 (6 Nov)	20	19	12 Apr	12 Dec
163.	Reed Bunting	0	0	18	1	0	0	2	0	5	21	7	1	55	37	18	7 (12 Oct)	23	22	8 Mar	3 Dec
164.	Species unidentified	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (29 Nov)	1	1	29 Nov	29 Nov
165.	passerine sp.	0	0	0	1	0	0	0	0	0	10	0	0	11	10	1	8 (2 Oct)	3	3	8 Apr	16 Oct
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Common Noctule	0	0	0	0	0	0	0	0	0	1	2	0	3	3	0	2 (7 Nov)	2	2	10 Oct	7 Nov
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Small Tortoiseshell	0	0	3	0	1	3	0	0	0	0	0	0	7	4	3	2 (8 Mar)	6	6	8 Mar	21 Jun
2.	Dark Clouded Yellow	0	0	0	0	0	0	1	0	0	0	0	0	1	1	0	1 (1 Jul)	1	1	1 Jul	1 Jul
3.	Brimstone	0	0	0	2	0	0	0	0	0	0	0	0	2	0	2	1 (12 Apr)	2	2	12 Apr	15 Apr
4.	European Peacock	0	1	8	12	0	0	1	0	1	0	1	0	24	4	20	6 (22 Mar)	11	11	21 Feb	8 Nov
5.	Speckled Wood	0	0	0	1	0	0	0	0	1	0	0	0	2	1	1	1 (15 Apr)	2	2	15 Apr	19 Sep
6.	Large White	0	0	0	0	0	1	3	1	2	0	1	0	8	8	0	3 (1 Jul)	6	6	21 Jun	7 Nov
7.	Green-veined White	0	0	0	8	0	0	0	0	0	0	0	0	8	0	8	3 (4 Apr)	3	3	4 Apr	12 Apr
8.	Small White	0	0	0	0	0	0	0	0	3	3	1	0	7	7	0	3 (19 Sep)	4	4	19 Sep	7 Nov
9.	white sp. (butterfly)	0	0	0	0	0	1	0	0	4	1	0	0	6	4	2	3 (19 Sep)	4	4	21 Jun	16 Oct
10.	Comma	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (12 Apr)	1	1	12 Apr	12 Apr
11.	Red Admiral	0	0	2	0	1	1	16	3	5	2	0	0	30	27	3	13 (1 Jul)	14	13	8 Mar	10 Oct
12.	Painted Lady	0	0	0	0	0	1	0	0	0	0	0	0	1	1	0	1 (21 Jun)	1	1	21 Jun	21 Jun
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Emperor Dragonfly	0	0	0	0	0	0	1	0	0	0	0	0	1	1	0	1 (19 Jul)	1	1	19 Jul	19 Jul
2.	Darter unknown	0	0	0	0	0	0	0	1	0	0	1	0	2	2	0	1 (26 Aug)	2	2	26 Aug	8 Nov
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Bumblebee sp.	0	1	8	8	0	0	0	0	0	0	0	0	17	2	15	5 (22 Mar)	10	10	21 Feb	23 Apr
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	12284	20286	17682	6126	2769	2828	6379	9628	14729	48941	39326	31573	212551	171532	41019		100	96
	Observation hours	7:30	18:45	35:10	38:50	26:51	14:25	31:43	33:11	33:55	51:11	37:00	12:50	341:21

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Totals Aetsveldsche polder, Nigtevecht 2025