Also present

Totals Aetsveldsche polder, Nigtevecht 2022

	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Canada Goose	0	0	26	5	9	0	21	0	38	17	44	160	63	97	25 (18 Nov)	28	22	15 Mar	19 Nov
2.	Barnacle Goose	324	475	438	3031	1602	0	0	34	1	29	403	6337	1277	5060	1595 (13 Apr)	55	44	21 Jan	26 Nov
3.	Lesser Canada Goose	0	0	2	1	0	0	0	0	0	0	0	3	3	0	2 (19 Mar)	3	2	19 Mar	3 Apr
4.	Greylag Goose	86	143	384	138	714	8	113	528	1683	3993	1308	9098	6902	2196	909 (20 Oct)	96	77	21 Jan	26 Nov
5.	Anser sp.	0	0	0	0	0	0	0	0	0	82	0	82	74	8	35 (19 Oct)	5	4	1 Oct	21 Oct
6.	goose sp.	198	9	99	0	0	0	0	0	0	0	0	306	220	86	198 (21 Jan)	5	4	21 Jan	18 Mar
7.	Domestic Goose	0	0	0	3	2	0	0	0	0	2	1	8	2	6	2 ( 3 Apr)	6	5	3 Apr	13 Nov
8.	Pink-footed Goose	3	1	7	0	0	0	0	0	26	15	19	71	61	10	26 (22 Sep)	13	10	21 Jan	20 Nov
9.	Tundra Bean Goose	10	0	0	0	0	0	0	0	0	9	317	336	324	12	250 (12 Nov)	14	11	21 Jan	26 Nov
10.	Eurasian White-fronted Goose	2521	2629	6089	246	0	0	0	0	0	5699	9720	26904	20158	6746	4197 (12 Nov)	51	41	21 Jan	26 Nov
11.	Black Swan	0	0	1	0	0	0	0	0	0	0	0	1	1	0	1 (18 Mar)	1	1	18 Mar	18 Mar
12.	Mute Swan	2	10	27	40	48	0	2	24	26	53	45	277	182	95	32 ( 4 May)	58	46	21 Jan	26 Nov
13.	Bewick's Swan	0	0	0	0	0	0	0	0	0	0	8	8	8	0	8 (19 Nov)	1	1	19 Nov	19 Nov
14.	Whooper Swan	0	0	10	0	0	0	0	0	0	0	4	14	10	4	5 (10 Mar)	5	4	9 Mar	26 Nov
15.	Egyptian Goose	0	0	108	34	41	4	13	34	96	156	65	551	236	315	30 (14 Sep)	76	61	9 Mar	26 Nov
16.	Shelduck	0	7	31	54	10	0	0	0	0	8	2	112	56	56	11 (13 Apr)	35	28	26 Feb	25 Nov
17.	Ruddy Shelduck	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (13 Aug)	1	1	13 Aug	13 Aug
18.	Garganey	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (13 Apr)	1	1	13 Apr	13 Apr
19.	Shoveler	0	0	6	0	0	0	0	30	2	4	22	64	58	6	30 (13 Aug)	9	7	18 Mar	19 Nov
20.	Gadwall	0	36	7	11	8	10	15	176	323	343	63	992	943	49	134 (12 Oct)	56	45	23 Feb	26 Nov
21.	Wigeon	0	230	4404	233	0	0	0	0	210	683	782	6542	1429	5113	2379 (18 Mar)	41	33	23 Feb	26 Nov
22.	Mallard	2	12	19	36	4	0	1	6	45	43	30	198	132	66	32 (22 Sep)	55	44	22 Jan	26 Nov
23.	Pintail	0	0	0	4	0	0	0	0	0	20	0	24	20	4	11 ( 1 Oct)	4	3	3 Apr	19 Oct
24.	Teal	0	0	2	0	0	0	0	0	0	0	7	9	2	7	5 (12 Nov)	4	3	4 Mar	26 Nov
25.	duck sp.	0	0	6	0	0	0	18	0	32	37	11	104	56	48	35 ( 3 Oct)	10	8	12 Mar	25 Nov
26.	Tufted Duck	0	0	4	0	0	1	2	3	0	0	0	10	4	6	2 (27 Mar)	9	7	10 Mar	21 Aug
27.	Goosander	0	0	3	0	0	0	0	0	0	0	0	3	1	2	2 (19 Mar)	3	2	16 Mar	19 Mar
28.	Red-breasted Merganser	0	0	0	6	0	0	0	0	0	0	0	6	6	0	6 ( 3 Apr)	1	1	3 Apr	3 Apr
29.	Mergus sp.	0	0	0	0	0	0	0	0	0	2	0	2	0	2	2 (20 Oct)	1	1	20 Oct	20 Oct
30.	Swift	0	0	0	2	70	13	23	7	1	0	0	116	30	86	53 (15 May)	16	13	18 Apr	4 Sep
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Cuckoo	0	0	0	0	0	0	0	2	0	0	0	2	2	0	1 ( 6 Aug)	3	2	6 Aug	19 Aug
32.	Feral Pigeon	0	3	5	163	23	30	7	46	46	3	5	331	45	286	117 (18 Apr)	26	21	23 Feb	26 Nov
33.	Stock Dove	5	17	37	29	29	0	7	10	38	86	157	415	291	124	99 (12 Nov)	79	63	21 Jan	25 Nov
34.	Woodpigeon	2	14	194	91	29	2	1	13	46	1636	522	2550	2312	238	376 (12 Oct)	83	66	21 Jan	26 Nov
35.	Collared Dove	0	2	7	4	2	0	1	0	0	1	2	19	5	14	4 (25 Mar)	15	12	26 Feb	5 Nov
36.	Coot	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (23 Mar)	1	1	23 Mar	23 Mar
37.	Crane	0	80	11	0	0	0	0	0	0	0	0	91	0	91	80 (23 Feb)	3	2	23 Feb	10 Mar
38.	Great Crested Grebe	0	0	0	1	0	0	0	0	1	0	0	2	0	2	1 (17 Apr)	3	2	17 Apr	12 Sep
39.	Oystercatcher	0	2	10	6	25	0	0	0	0	0	0	43	26	17	13 ( 4 May)	19	15	28 Feb	20 May
40.	Golden Plover	0	35	397	0	0	0	58	498	566	621	384	2559	2144	415	209 (18 Nov)	63	50	26 Feb	26 Nov
41.	Dotterel	0	0	0	0	0	0	0	2	0	0	0	2	2	0	2 (21 Aug)	1	1	21 Aug	21 Aug
42.	Ringed Plover	0	0	0	1	0	0	0	0	3	0	0	4	3	1	3 (14 Sep)	3	2	8 Apr	14 Sep
43.	Little Ringed Plover	0	0	1	5	1	0	0	1	0	0	0	8	2	6	2 (12 Apr)	8	6	9 Mar	14 Aug
44.	Lapwing	309	1538	616	10	20	4	91	139	313	2805	7288	13133	11033	2100	3994 (19 Nov)	81	65	21 Jan	26 Nov
45.	Whimbrel	0	0	0	98	13	0	6	0	1	0	0	118	10	108	30 (17 Apr)	15	12	8 Apr	14 Sep
46.	Curlew	0	19	5	40	4	0	1	5	8	16	29	127	75	52	36 (13 Apr)	43	34	26 Feb	25 Nov
47.	Black-tailed Godwit	0	1	129	19	4	0	0	0	0	0	0	153	31	122	34 (19 Mar)	24	19	26 Feb	18 May
48.	Jack Snipe	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 ( 9 Oct)	1	1	9 Oct	9 Oct
49.	Snipe	0	1	27	45	0	0	6	125	212	448	69	933	853	80	141 (22 Sep)	55	44	28 Feb	19 Nov
50.	Common Sandpiper	0	0	0	1	0	0	0	1	0	0	0	2	1	1	1 (17 Apr)	3	2	17 Apr	6 Aug
51.	Green Sandpiper	0	0	2	9	0	0	0	2	0	2	11	26	15	11	4 (13 Apr)	19	15	24 Mar	20 Nov
52.	Wood Sandpiper	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (18 Apr)	1	1	18 Apr	18 Apr
53.	Redshank	0	0	16	14	3	5	1	0	0	0	0	39	14	25	5 (18 Apr)	20	16	9 Mar	18 Jul
54.	Greenshank	0	0	0	0	3	0	0	0	0	1	0	4	1	3	3 ( 4 May)	3	2	4 May	9 Oct
55.	Turnstone	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (14 Sep)	1	1	14 Sep	14 Sep
56.	Ruff	0	0	53	105	0	0	0	1	2	21	10	192	40	152	81 ( 3 Apr)	19	15	16 Mar	13 Nov
57.	wader sp.	0	5	0	0	0	0	0	1	0	0	0	6	1	5	5 (26 Feb)	3	2	26 Feb	13 Aug
58.	Dunlin	0	0	0	1	0	0	0	0	0	1	9	11	10	1	7 (19 Nov)	5	4	3 Apr	19 Nov
59.	Caspian Tern	0	0	0	0	0	0	0	1	1	0	0	2	1	1	1 ( 6 Aug)	3	2	6 Aug	3 Sep
60.	Common Tern	0	0	0	6	3	0	0	4	0	0	0	13	11	2	4 (14 Aug)	8	6	12 Apr	14 Aug
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Little Gull	0	0	0	2	0	0	0	0	0	0	0	2	0	2	2 (17 Apr)	1	1	17 Apr	17 Apr
62.	Black-headed Gull	5	122	725	958	91	1	37	93	429	935	388	3784	2094	1690	341 ( 3 Apr)	91	73	21 Jan	25 Nov
63.	Mediterranean Gull	0	5	28	29	6	0	0	0	0	0	0	68	25	43	10 (18 Apr)	26	21	23 Feb	20 May
64.	Common Gull	15	45	405	126	4	0	3	2	11	61	140	812	280	532	253 (27 Mar)	75	60	21 Jan	26 Nov
65.	Caspian Gull	1	2	15	2	0	0	0	1	4	4	2	31	16	15	4 (12 Mar)	23	18	21 Jan	26 Nov
66.	Herring Gull	5	8	10	14	3	2	3	0	11	19	15	90	56	34	9 ( 2 Oct)	44	35	21 Jan	20 Nov
67.	Yellow-legged Gull	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (11 Sep)	1	1	11 Sep	11 Sep
68.	Great Black-backed Gull	0	1	1	0	0	0	0	0	1	3	0	6	3	3	1 (26 Feb)	8	6	26 Feb	26 Oct
69.	Lesser Black-backed Gull	0	5	31	103	31	0	5	32	20	12	0	239	87	152	46 ( 8 Apr)	55	44	26 Feb	26 Oct
70.	Laridae sp.	0	0	0	100	0	0	0	0	0	0	0	100	0	100	100 ( 3 Apr)	1	1	3 Apr	3 Apr
71.	large gull sp.	0	0	0	17	0	0	0	0	0	0	3	20	3	17	17 ( 3 Apr)	3	2	3 Apr	20 Nov
72.	diver sp.	0	0	0	0	0	0	0	0	0	0	1	1	0	1	1 (13 Nov)	1	1	13 Nov	13 Nov
73.	Black Stork	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 ( 6 Aug)	1	1	6 Aug	6 Aug
74.	White Stork	0	3	6	8	12	0	2	16	36	17	7	107	75	32	18 (25 Sep)	31	25	23 Feb	19 Nov
75.	Cormorant	12	97	700	701	76	6	37	85	446	3708	807	6675	5093	1582	684 (12 Oct)	94	75	21 Jan	26 Nov
76.	Glossy Ibis	0	0	0	0	0	0	0	0	0	2	0	2	2	0	2 ( 6 Oct)	1	1	6 Oct	6 Oct
77.	Spoonbill	0	0	1	9	4	1	2	8	430	70	1	526	510	16	428 (25 Sep)	26	21	29 Mar	12 Nov
78.	Little Egret	0	0	0	0	0	0	0	0	3	0	1	4	4	0	3 ( 3 Sep)	3	2	3 Sep	12 Nov
79.	Cattle Egret	0	0	0	0	1	0	0	0	0	1	0	2	1	1	1 ( 5 May)	3	2	5 May	9 Oct
80.	Great White Egret	1	1	51	47	6	1	6	5	19	54	40	231	110	121	22 ( 9 Oct)	60	48	21 Jan	26 Nov
81.	Grey Heron	0	21	45	34	15	1	4	6	5	15	14	160	58	102	17 (28 Feb)	51	41	26 Feb	20 Nov
82.	Purple Heron	0	0	0	8	2	2	15	13	1	0	0	41	29	12	11 ( 6 Aug)	16	13	3 Apr	14 Sep
83.	Osprey	0	0	0	1	0	0	0	3	2	0	0	6	5	1	3 (13 Aug)	5	4	18 Apr	21 Sep
84.	Honey Buzzard	0	0	0	0	1	1	0	1	1	0	0	4	1	3	1 (15 May)	5	4	15 May	11 Sep
85.	Sparrowhawk	1	6	21	21	1	0	1	16	30	60	25	182	133	49	13 (12 Nov)	59	47	21 Jan	25 Nov
86.	Goshawk	0	2	2	2	0	0	1	1	3	5	1	17	11	6	2 (26 Feb)	19	15	26 Feb	12 Nov
87.	Marsh Harrier	1	0	3	51	6	2	1	16	15	19	0	114	55	59	17 (12 Apr)	38	30	21 Jan	12 Oct
88.	Hen Harrier	0	0	0	2	0	0	0	0	0	2	7	11	9	2	3 (12 Nov)	9	7	12 Apr	19 Nov
89.	Red Kite	0	0	1	1	0	0	0	1	0	0	0	3	1	2	1 (12 Mar)	4	3	12 Mar	14 Aug
90.	White-tailed Eagle	0	3	1	0	0	0	0	1	8	7	11	31	27	4	11 (19 Nov)	11	9	27 Feb	19 Nov
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
91.	Rough-legged Buzzard	0	0	0	0	0	0	0	0	0	0	1	1	1	0	1 (19 Nov)	1	1	19 Nov	19 Nov
92.	Common Buzzard	0	6	28	11	7	2	0	20	85	41	44	244	189	55	26 (25 Sep)	50	40	23 Feb	25 Nov
93.	Short-eared Owl	0	0	0	0	0	0	0	0	0	0	1	1	1	0	1 (14 Nov)	1	1	14 Nov	14 Nov
94.	Kingfisher	0	0	0	0	0	0	0	0	0	1	1	2	2	0	1 ( 1 Oct)	3	2	1 Oct	19 Nov
95.	Great Spotted Woodpecker	0	0	3	1	0	0	1	4	4	9	1	23	18	5	3 ( 6 Aug)	21	17	4 Mar	5 Nov
96.	Green Woodpecker	0	0	0	0	0	0	0	0	1	1	0	2	2	0	1 (22 Sep)	3	2	22 Sep	26 Oct
97.	Kestrel	0	0	1	1	4	0	1	2	12	8	1	30	26	4	8 (11 Sep)	16	13	10 Mar	12 Nov
98.	Red-footed Falcon	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (11 Sep)	1	1	11 Sep	11 Sep
99.	Merlin	0	0	1	2	0	0	0	0	1	2	0	6	3	3	1 (25 Mar)	8	6	25 Mar	26 Oct
100.	Hobby	0	0	0	2	2	0	0	5	10	3	0	22	17	5	4 (11 Sep)	16	13	18 Apr	9 Oct
101.	Peregrine	0	0	2	4	1	0	0	1	4	12	1	25	16	9	4 (21 Oct)	21	17	9 Mar	5 Nov
102.	Alexandrine Parakeet	0	0	0	0	0	0	0	14	112	142	0	268	110	158	112 (22 Sep)	11	9	6 Aug	21 Oct
103.	Rose-ringed Parakeet	0	11	74	34	18	1	10	99	34	71	90	442	362	80	37 (25 Nov)	71	57	26 Feb	26 Nov
104.	Jay	0	0	3	24	7	0	0	0	6	0	0	40	7	33	13 (18 Apr)	19	15	23 Mar	22 Sep
105.	Magpie	0	2	10	0	2	0	0	9	1	8	1	33	24	9	9 (21 Aug)	19	15	26 Feb	5 Nov
106.	Jackdaw	0	623	2365	406	79	19	4	97	604	1154	552	5903	2846	3057	972 (15 Mar)	90	72	23 Feb	26 Nov
107.	Rook	1	3	4	8	4	1	2	5	12	2	0	42	12	30	9 (12 Sep)	24	19	21 Jan	12 Oct
108.	Carrion Crow	0	0	2	0	1	0	0	2	7	9	2	23	20	3	5 ( 4 Sep)	13	10	19 Mar	12 Nov
109.	Raven	1	6	0	2	3	0	0	0	6	1	1	20	10	10	3 (15 May)	15	12	21 Jan	26 Nov
110.	Blue Tit	0	8	77	19	0	1	2	4	14	23	4	152	51	101	24 (10 Mar)	49	39	26 Feb	25 Nov
111.	Great Tit	0	0	3	0	0	0	0	2	11	12	1	29	26	3	6 (23 Oct)	14	11	23 Mar	5 Nov
112.	Wood Lark	0	0	2	0	0	0	0	0	0	8	2	12	11	1	3 (12 Oct)	8	6	10 Mar	12 Nov
113.	Skylark	0	64	141	7	0	0	0	0	10	5492	972	6686	6475	211	1201 (26 Oct)	43	34	23 Feb	25 Nov
114.	Sand Martin	0	0	1	6	3	0	3	17	23	1	0	54	33	21	14 ( 6 Aug)	18	14	25 Mar	1 Oct
115.	Swallow	0	0	11	53	44	8	38	169	1960	489	0	2772	2638	134	403 ( 3 Sep)	48	38	19 Mar	12 Oct
116.	House Martin	0	0	0	2	7	0	2	7	18	11	0	47	39	8	8 (11 Sep)	19	15	12 Apr	9 Oct
117.	Long-tailed Tit	0	0	0	0	0	0	0	0	14	54	14	82	82	0	21 (23 Oct)	9	7	14 Sep	12 Nov
118.	Willow Warbler	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 ( 6 Aug)	1	1	6 Aug	6 Aug
119.	Chiffchaff	0	0	0	0	0	0	0	2	6	1	0	9	9	0	3 (14 Sep)	9	7	14 Aug	1 Oct
120.	Sedge Warbler	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (18 Jul)	1	1	18 Jul	18 Jul
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
121.	Lesser Whitethroat	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 ( 6 Aug)	1	1	6 Aug	6 Aug
122.	Goldcrest	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (21 Oct)	1	1	21 Oct	21 Oct
123.	Starling	1733	424	5133	141	228	4	40	1106	4157	25743	6159	44868	39152	5716	5053 (26 Oct)	95	76	21 Jan	26 Nov
124.	Song Thrush	1	0	14	42	0	0	0	0	1	220	5	283	233	50	95 (21 Oct)	29	23	21 Jan	26 Nov
125.	Mistle Thrush	0	0	4	1	0	0	0	0	0	7	2	14	9	5	3 ( 4 Mar)	11	9	4 Mar	26 Nov
126.	Redwing	2	0	280	20	0	0	0	0	1	2413	143	2859	2559	300	1655 (20 Oct)	33	26	21 Jan	26 Nov
127.	Blackbird	0	0	1	1	0	0	0	0	0	10	3	15	13	2	6 (21 Oct)	9	7	27 Mar	19 Nov
128.	Fieldfare	149	11	94	35	0	0	0	0	0	449	848	1586	1439	147	345 (12 Nov)	33	26	21 Jan	25 Nov
129.	Ring Ouzel	0	0	0	5	0	0	0	0	0	2	0	7	2	5	5 (12 Apr)	3	2	12 Apr	2 Oct
130.	thrush sp.	0	0	9	1	0	0	0	0	0	7	0	17	7	10	9 (25 Mar)	4	3	25 Mar	19 Oct
131.	Spotted Flycatcher	0	0	0	0	0	0	0	2	0	0	0	2	2	0	1 (14 Aug)	3	2	14 Aug	19 Aug
132.	Robin	0	0	0	0	0	0	0	0	0	2	1	3	3	0	1 ( 3 Oct)	4	3	3 Oct	19 Nov
133.	Black Redstart	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (25 Mar)	1	1	25 Mar	25 Mar
134.	Whinchat	0	0	0	0	0	0	0	13	13	0	0	26	26	0	7 (13 Aug)	14	11	8 Aug	22 Sep
135.	Wheatear	0	0	1	0	2	0	0	0	6	4	0	13	10	3	3 (14 Sep)	11	9	24 Mar	3 Oct
136.	Tree Sparrow	0	0	7	2	0	0	0	5	0	24	0	38	29	9	9 (26 Oct)	15	12	23 Mar	26 Oct
137.	House Sparrow	0	1	0	0	0	0	8	0	0	0	0	9	1	8	7 (18 Jul)	4	3	23 Feb	28 Jul
138.	Dunnock	0	0	0	0	0	0	0	2	1	2	0	5	5	0	1 (19 Aug)	6	5	19 Aug	21 Oct
139.	Blue-headed Wagtail	0	0	0	21	14	0	6	35	77	1	0	154	117	37	26 (11 Sep)	33	26	12 Apr	1 Oct
140.	Yellow Wagtail (flavissima)	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (18 Apr)	1	1	18 Apr	18 Apr
141.	Grey-headed Wagtail	0	0	0	0	1	0	0	0	0	0	0	1	0	1	1 ( 9 May)	1	1	9 May	9 May
142.	Grey Wagtail	0	0	2	0	0	0	0	0	0	26	6	34	31	3	7 (12 Oct)	20	16	10 Mar	26 Nov
143.	White Wagtail	1	5	23	17	7	0	2	12	28	107	7	209	165	44	39 ( 2 Oct)	68	54	21 Jan	25 Nov
144.	Pied Wagtail	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (24 Mar)	1	1	24 Mar	24 Mar
145.	Meadow Pipit	0	19	38	784	4	0	0	0	1234	3049	121	5249	4411	838	734 ( 9 Oct)	64	51	26 Feb	26 Nov
146.	Tree Pipit	0	0	0	2	1	0	0	1	4	1	0	9	6	3	2 ( 4 Sep)	10	8	12 Apr	1 Oct
147.	Water Pipit	0	0	1	0	0	0	0	0	0	0	1	2	1	1	1 ( 4 Mar)	3	2	4 Mar	5 Nov
148.	Chaffinch	1	10	438	30	0	0	1	1	37	4350	1280	6148	5689	459	1238 ( 9 Oct)	65	52	21 Jan	26 Nov
149.	Brambling	0	0	2	2	0	0	0	0	3	113	38	158	154	4	31 ( 5 Nov)	20	16	9 Mar	12 Nov
150.	finch sp.	0	0	0	5	0	0	0	0	0	0	0	5	0	5	5 (18 Apr)	1	1	18 Apr	18 Apr
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
151.	Chaffinch/Brambling	0	0	8	0	0	0	0	0	0	91	0	99	91	8	47 (12 Oct)	5	4	10 Mar	20 Oct
152.	Hawfinch	0	0	0	2	0	0	0	0	0	2	0	4	2	2	2 (21 Oct)	4	3	12 Apr	21 Oct
153.	Greenfinch	0	1	7	12	2	0	6	11	16	23	1	79	48	31	7 (11 Sep)	43	34	27 Feb	5 Nov
154.	Linnet	0	1	13	11	4	0	3	6	16	281	76	411	384	27	109 ( 9 Oct)	48	38	23 Feb	18 Nov
155.	redpoll sp.	0	0	0	0	0	0	0	0	0	19	0	19	19	0	14 (23 Oct)	4	3	11 Oct	26 Oct
156.	Crossbill	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (21 Oct)	1	1	21 Oct	21 Oct
157.	Goldfinch	0	3	42	32	4	0	3	29	224	49	7	393	322	71	105 (11 Sep)	63	50	27 Feb	20 Nov
158.	Siskin	0	3	0	0	0	0	0	0	34	157	5	199	199	0	60 (23 Oct)	28	22	26 Feb	12 Nov
159.	Lapland Bunting	0	0	0	0	0	0	0	0	0	0	1	1	1	0	1 (25 Nov)	1	1	25 Nov	25 Nov
160.	Snow Bunting	0	0	0	0	0	0	0	0	0	0	1	1	1	0	1 (19 Nov)	1	1	19 Nov	19 Nov
161.	Reed Bunting	0	1	10	3	1	0	1	0	10	67	17	110	96	14	17 (12 Oct)	38	30	26 Feb	19 Nov
162.	Species unidentified	0	0	0	0	1	0	0	0	0	0	0	1	0	1	1 ( 9 May)	1	1	9 May	9 May
163.	passerine sp.	0	0	0	6	0	0	0	0	0	0	0	6	0	6	6 ( 8 Apr)	1	1	8 Apr	8 Apr
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Small Tortoiseshell	0	0	1	1	0	1	0	0	1	0	0	4	2	2	1 (24 Mar)	5	4	24 Mar	22 Sep
2.	European Peacock	0	0	0	1	0	0	0	0	0	1	0	2	0	2	1 (18 Apr)	3	2	18 Apr	9 Oct
3.	Speckled Wood	0	0	0	0	0	0	0	0	2	0	1	3	3	0	1 (11 Sep)	4	3	11 Sep	12 Nov
4.	Large White	0	0	0	0	0	0	1	0	1	0	0	2	1	1	1 (24 Jul)	3	2	24 Jul	25 Sep
5.	Green-veined White	0	0	0	0	1	0	0	0	0	0	0	1	0	1	1 (15 May)	1	1	15 May	15 May
6.	white sp. (butterfly)	0	0	0	0	0	0	0	0	16	3	0	19	19	0	8 (11 Sep)	8	6	11 Sep	26 Oct
7.	Red Admiral	0	0	0	0	3	1	1	2	5	0	1	13	10	3	3 (15 May)	9	7	15 May	12 Nov
8.	Small Heath	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (20 Aug)	1	1	20 Aug	20 Aug
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	5392	6792	24088	8490	3381	132	640	3682	14040	66611	33213	166461	126178	40283		100	80
	Observation hours	3:30	13:16	39:28	29:34	21:28	3:00	7:50	21:50	33:04	54:56	31:17	259:13

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Totals Aetsveldsche polder, Nigtevecht 2022