Totals Aetsveldsche polder, Nigtevecht 2018

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	0	0	0	0	9	0	0	0	2	29	0	0	40	31	9	15 (25 Oct)	12	5	11 May	25 Oct
2.	Barnacle Goose	129	217	0	0	198	0	0	0	4	154	288	1	991	668	323	217 (7 Feb)	40	17	23 Jan	10 Dec
3.	Greylag Goose	102	65	0	0	1699	0	0	1422	1508	2064	627	25	7512	4169	3343	839 (29 Aug)	88	37	8 Jan	10 Dec
4.	goose sp.	0	4	0	0	0	0	0	0	0	256	0	0	260	260	0	256 (27 Oct)	5	2	7 Feb	27 Oct
5.	Domestic Goose	0	0	0	0	3	0	0	0	1	1	0	0	5	2	3	2 (20 May)	10	4	20 May	12 Oct
6.	Pink-footed Goose	0	4	0	0	0	0	0	0	0	0	6	4	14	10	4	4 (7 Feb)	10	4	7 Feb	10 Dec
7.	Tundra Bean Goose	30	25	0	0	0	0	0	0	13	0	23	4	95	41	54	30 (23 Jan)	14	6	23 Jan	10 Dec
8.	Bean Goose sp.	0	2	0	0	0	0	0	0	0	0	0	0	2	0	2	2 (7 Feb)	2	1	7 Feb	7 Feb
9.	Eurasian White-fronted Goose	663	6898	0	0	0	0	0	0	0	1156	1730	2445	12892	12047	845	6561 (7 Feb)	52	22	18 Jan	10 Dec
10.	Mute Swan	0	4	0	0	65	0	0	13	16	20	11	8	137	69	68	23 (12 May)	50	21	7 Feb	10 Dec
11.	Bewick's Swan	0	0	0	0	0	0	0	0	0	0	0	4	4	4	0	4 (10 Dec)	2	1	10 Dec	10 Dec
12.	Whooper Swan	0	0	0	0	0	0	0	0	0	0	7	0	7	7	0	7 (22 Nov)	2	1	22 Nov	22 Nov
13.	Egyptian Goose	6	15	0	0	5	0	0	22	74	77	16	1	216	152	64	35 (2 Sep)	48	20	23 Jan	10 Dec
14.	Shelduck	3	2	0	0	19	0	0	0	0	5	0	2	31	16	15	4 (9 May)	26	11	23 Jan	10 Dec
15.	Shoveler	0	0	0	0	0	0	0	0	4	0	0	5	9	9	0	5 (10 Dec)	5	2	15 Sep	10 Dec
16.	Gadwall	4	56	0	0	3	0	0	29	92	105	64	8	361	328	33	56 (7 Feb)	52	22	18 Jan	10 Dec
17.	Wigeon	0	0	0	0	0	0	0	0	6	3583	220	0	3809	3739	70	3040 (13 Oct)	24	10	29 Sep	15 Nov
18.	Mallard	2	4	0	0	2	0	0	14	15	33	12	0	82	81	1	10 (29 Sep)	40	17	8 Jan	18 Nov
19.	Pintail	0	0	0	0	0	0	0	6	2	11	0	0	19	19	0	11 (7 Oct)	7	3	29 Aug	7 Oct
20.	Teal	0	5	0	0	0	0	0	0	10	4	0	0	19	16	3	5 (7 Feb)	17	7	7 Feb	31 Oct
21.	Tufted Duck	0	0	0	0	2	0	0	0	0	0	0	0	2	0	2	2 (12 May)	2	1	12 May	12 May
22.	Swift	0	0	0	0	18	0	0	3	5	0	0	0	26	8	18	6 (6 May)	17	7	6 May	1 Sep
23.	Stock Dove	0	8	0	0	2	0	0	3	13	54	36	2	118	110	8	35 (11 Oct)	40	17	7 Feb	10 Dec
24.	Woodpigeon	9	44	0	0	7	0	0	8	22	527	376	93	1086	1048	38	256 (14 Oct)	79	33	23 Jan	10 Dec
25.	Turtle Dove	0	0	0	0	1	0	0	0	0	0	0	0	1	1	0	1 (21 May)	2	1	21 May	21 May
26.	Collared Dove	0	0	0	0	1	0	0	0	1	0	1	0	3	3	0	1 (21 May)	7	3	21 May	1 Nov
27.	Crane	0	0	0	0	1	0	0	0	0	0	0	0	1	1	0	1 (12 May)	2	1	12 May	12 May
28.	Oystercatcher	0	3	0	0	13	0	0	0	0	0	0	0	16	5	11	4 (12 May)	12	5	7 Feb	21 May
29.	Grey Plover	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (1 Sep)	2	1	1 Sep	1 Sep
30.	Golden Plover	0	469	0	0	0	0	0	319	487	141	215	0	1631	1162	469	469 (7 Feb)	55	23	7 Feb	26 Nov
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Little Ringed Plover	0	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (21 May)	2	1	21 May	21 May
32.	Lapwing	9	2252	0	0	34	0	0	448	347	865	2146	22	6123	3919	2204	2252 (7 Feb)	81	34	8 Jan	10 Dec
33.	Whimbrel	0	0	0	0	3	0	0	0	0	0	0	0	3	0	3	1 (11 May)	7	3	11 May	20 May
34.	Curlew	1	0	0	0	0	0	0	0	14	9	19	0	43	41	2	17 (15 Nov)	31	13	18 Jan	22 Nov
35.	Black-tailed Godwit	0	0	0	0	8	0	0	0	0	0	0	0	8	5	3	4 (9 May)	10	4	9 May	21 May
36.	Snipe	0	0	0	0	0	0	0	43	39	112	34	0	228	224	4	41 (11 Oct)	48	20	25 Aug	15 Nov
37.	Common Sandpiper	0	0	0	0	0	0	0	2	0	0	0	0	2	2	0	1 (26 Aug)	5	2	26 Aug	29 Aug
38.	Green Sandpiper	0	0	0	0	0	0	0	0	2	0	0	0	2	2	0	2 (2 Sep)	2	1	2 Sep	2 Sep
39.	Redshank	0	0	0	0	10	0	0	0	0	0	0	0	10	6	4	7 (26 May)	5	2	20 May	26 May
40.	Spotted Redshank	0	0	0	0	0	0	0	2	0	0	0	0	2	2	0	2 (26 Aug)	2	1	26 Aug	26 Aug
41.	Ruff	0	0	0	0	3	0	0	0	0	0	0	0	3	0	3	3 (21 May)	2	1	21 May	21 May
42.	Gull-billed Tern	0	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (26 May)	2	1	26 May	26 May
43.	Black Tern	0	0	0	0	0	0	0	13	0	0	0	0	13	13	0	13 (25 Aug)	2	1	25 Aug	25 Aug
44.	Common Tern	0	0	0	0	8	0	0	1	0	0	0	0	9	3	6	5 (6 May)	10	4	6 May	25 Aug
45.	Black-headed Gull	8	70	0	0	63	0	0	116	450	132	72	3	914	799	115	329 (15 Sep)	79	33	23 Jan	10 Dec
46.	Mediterranean Gull	0	0	0	0	26	0	0	0	0	0	0	0	26	11	15	8 (21 May)	17	7	6 May	27 May
47.	Common Gull	39	8	0	0	4	0	0	5	11	38	34	1	140	133	7	36 (23 Jan)	62	26	18 Jan	10 Dec
48.	Caspian Gull	0	5	0	0	2	0	0	0	0	1	0	0	8	3	5	5 (7 Feb)	10	4	7 Feb	12 Oct
49.	Herring Gull	0	3	0	0	3	0	0	2	2	4	3	0	17	12	5	3 (7 Feb)	29	12	7 Feb	26 Nov
50.	Great Black-backed Gull	0	1	0	0	0	0	0	1	2	2	1	1	8	6	2	1 (7 Feb)	19	8	7 Feb	10 Dec
51.	Lesser Black-backed Gull	0	0	0	0	24	0	0	34	21	8	0	0	87	63	24	11 (20 May)	38	16	6 May	25 Oct
52.	White Stork	1	5	0	0	9	0	0	24	14	8	4	0	65	58	7	23 (26 Aug)	36	15	23 Jan	17 Nov
53.	Cormorant	10	27	0	0	72	0	0	74	352	1224	273	5	2037	1916	121	491 (14 Oct)	86	36	8 Jan	10 Dec
54.	Glossy Ibis	0	0	0	0	2	0	0	0	0	0	0	0	2	2	0	2 (6 May)	2	1	6 May	6 May
55.	Spoonbill	0	0	0	0	22	0	0	1	7	0	0	0	30	12	18	6 (12 May)	24	10	6 May	15 Sep
56.	Little Egret	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (1 Sep)	2	1	1 Sep	1 Sep
57.	Great White Egret	0	0	0	0	12	0	0	13	30	106	4	0	165	146	19	39 (11 Oct)	52	22	6 May	22 Nov
58.	Grey Heron	0	0	0	0	9	0	0	17	11	20	6	0	63	53	10	17 (29 Aug)	33	14	12 May	17 Nov
59.	Purple Heron	0	0	0	0	21	0	0	1	0	0	0	0	22	8	14	4 (11 May)	21	9	6 May	26 Aug
60.	Osprey	0	0	0	0	3	0	0	0	3	0	0	0	6	4	2	3 (21 May)	5	2	21 May	2 Sep
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Honey Buzzard	0	0	0	0	1	0	0	3	1	0	0	0	5	4	1	2 (26 Aug)	10	4	26 May	2 Sep
62.	Sparrowhawk	0	0	0	0	11	0	0	18	27	22	16	0	94	82	12	11 (26 Aug)	60	25	6 May	17 Nov
63.	Goshawk	0	0	0	0	0	0	0	0	4	6	0	0	10	10	0	2 (1 Sep)	19	8	1 Sep	31 Oct
64.	Marsh Harrier	0	0	0	0	19	0	0	9	23	3	1	0	55	37	18	14 (2 Sep)	36	15	11 May	18 Nov
65.	Hen Harrier	0	0	0	0	0	0	0	0	0	2	6	0	8	8	0	4 (17 Nov)	12	5	7 Oct	22 Nov
66.	Red Kite	0	0	0	0	2	0	0	0	0	12	1	0	15	13	2	7 (30 Oct)	17	7	12 May	2 Nov
67.	Black Kite	0	0	0	0	5	0	0	0	0	0	0	0	5	0	5	3 (6 May)	5	2	6 May	12 May
68.	White-tailed Eagle	0	0	0	0	0	0	0	0	3	0	1	0	4	4	0	2 (29 Sep)	7	3	2 Sep	18 Nov
69.	Rough-legged Buzzard	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (17 Nov)	2	1	17 Nov	17 Nov
70.	Common Buzzard	0	0	0	0	21	0	0	24	121	46	62	1	275	253	22	57 (1 Sep)	67	28	6 May	10 Dec
71.	Short-eared Owl	0	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (11 Oct)	2	1	11 Oct	11 Oct
72.	Kingfisher	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (15 Nov)	2	1	15 Nov	15 Nov
73.	Great Spotted Woodpecker	0	0	0	0	3	0	0	1	0	0	1	0	5	5	0	1 (12 May)	12	5	12 May	8 Nov
74.	Green Woodpecker	0	0	0	0	0	0	0	0	1	0	0	1	2	2	0	1 (29 Sep)	5	2	29 Sep	10 Dec
75.	Kestrel	0	0	0	0	6	0	0	3	7	3	0	0	19	13	6	3 (1 Sep)	26	11	12 May	7 Oct
76.	Merlin	0	0	0	0	0	0	0	0	0	2	0	0	2	2	0	2 (13 Oct)	2	1	13 Oct	13 Oct
77.	Hobby	0	0	0	0	11	0	0	6	24	0	0	0	41	28	13	14 (2 Sep)	26	11	6 May	15 Sep
78.	Peregrine	0	0	0	0	3	0	0	0	3	6	0	0	12	9	3	1 (12 May)	29	12	12 May	30 Oct
79.	Rose-ringed Parakeet	3	0	0	0	8	0	0	26	70	60	8	4	179	171	8	38 (1 Sep)	57	24	23 Jan	10 Dec
80.	Jay	0	0	0	0	1	0	0	0	3	2	0	0	6	5	1	2 (2 Sep)	10	4	6 May	13 Oct
81.	Magpie	0	3	0	0	7	0	0	0	1	0	3	0	14	6	8	3 (7 Feb)	19	8	7 Feb	22 Nov
82.	Jackdaw	2	197	0	0	30	0	0	564	466	141	54	20	1474	981	493	427 (29 Aug)	74	31	23 Jan	10 Dec
83.	Rook	0	2	0	0	1	0	0	14	1	8	1	1	28	11	17	12 (29 Aug)	24	10	7 Feb	10 Dec
84.	Carrion Crow	0	0	0	0	2	0	0	5	1	0	1	0	9	7	2	5 (29 Aug)	10	4	11 May	15 Nov
85.	Raven	0	0	0	0	0	0	0	0	0	2	1	0	3	3	0	2 (13 Oct)	5	2	13 Oct	17 Nov
86.	Blue Tit	0	1	0	0	0	0	0	0	3	30	0	1	35	35	0	30 (26 Oct)	10	4	4 Feb	10 Dec
87.	Great Tit	0	0	0	0	0	0	0	1	0	5	2	0	8	8	0	4 (26 Oct)	10	4	26 Aug	18 Nov
88.	Penduline Tit	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (29 Sep)	2	1	29 Sep	29 Sep
89.	Wood Lark	0	0	0	0	0	0	0	0	0	3	3	0	6	6	0	2 (14 Oct)	10	4	13 Oct	17 Nov
90.	Skylark	2	26	0	0	0	0	0	0	222	6586	645	0	7481	7462	19	3024 (11 Oct)	45	19	8 Jan	18 Nov
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
91.	Sand Martin	0	0	0	0	5	0	0	22	2	0	0	0	29	28	1	17 (26 Aug)	14	6	12 May	2 Sep
92.	Swallow	0	0	0	0	13	0	0	74	720	0	0	0	807	788	19	667 (15 Sep)	29	12	6 May	29 Sep
93.	House Martin	0	0	0	0	3	0	0	19	23	0	0	0	45	42	3	22 (2 Sep)	17	7	11 May	2 Sep
94.	Long-tailed Tit	8	3	0	0	0	0	0	0	2	6	0	14	33	25	8	14 (10 Dec)	14	6	18 Jan	10 Dec
95.	Firecrest	0	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (26 Aug)	2	1	26 Aug	26 Aug
96.	Goldcrest	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (1 Sep)	2	1	1 Sep	1 Sep
97.	Starling	270	1140	0	0	52	0	0	106	273	4116	2098	34	8089	7668	421	1410 (13 Oct)	81	34	8 Jan	10 Dec
98.	Song Thrush	0	0	0	0	0	0	0	0	1	245	1	0	247	243	4	95 (12 Oct)	17	7	29 Sep	17 Nov
99.	Mistle Thrush	0	1	0	0	0	0	0	0	0	7	3	0	11	11	0	4 (12 Oct)	14	6	7 Feb	18 Nov
100.	Redwing	0	0	0	0	0	0	0	0	0	350	167	9	526	526	0	145 (17 Nov)	29	12	7 Oct	10 Dec
101.	Blackbird	0	0	0	0	0	0	0	0	0	1	1	0	2	2	0	1 (30 Oct)	5	2	30 Oct	15 Nov
102.	Fieldfare	0	0	0	0	0	0	0	0	0	2674	361	3	3038	3023	15	2096 (25 Oct)	38	16	7 Oct	10 Dec
103.	Spotted Flycatcher	0	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (21 May)	2	1	21 May	21 May
104.	Whinchat	0	0	0	0	0	0	0	0	4	0	0	0	4	4	0	2 (1 Sep)	5	2	1 Sep	2 Sep
105.	Wheatear	0	0	0	0	1	0	0	1	0	1	0	0	3	2	1	1 (6 May)	7	3	6 May	14 Oct
106.	Tree Sparrow	0	0	0	0	0	0	0	0	10	2	3	0	15	14	1	9 (29 Sep)	12	5	2 Sep	17 Nov
107.	House Sparrow	0	0	0	0	0	0	0	0	0	3	0	0	3	3	0	2 (11 Oct)	5	2	11 Oct	25 Oct
108.	Dunnock	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (22 Nov)	2	1	22 Nov	22 Nov
109.	Blue-headed Wagtail	0	0	0	0	37	0	0	96	128	0	0	0	261	223	38	71 (2 Sep)	33	14	6 May	29 Sep
110.	Yellow Wagtail (flavissima)	0	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (29 Aug)	2	1	29 Aug	29 Aug
111.	Grey Wagtail	0	0	0	0	0	0	0	0	4	34	0	0	38	37	1	11 (12 Oct)	17	7	29 Sep	30 Oct
112.	White Wagtail	0	0	0	0	3	0	0	15	25	37	6	0	86	83	3	15 (29 Aug)	43	18	12 May	18 Nov
113.	Meadow Pipit	0	4	0	0	3	0	0	1	2468	5465	24	0	7965	7951	14	2447 (29 Sep)	52	22	7 Feb	17 Nov
114.	Tree Pipit	0	0	0	0	0	0	0	2	3	0	0	0	5	5	0	2 (29 Aug)	7	3	29 Aug	2 Sep
115.	Water Pipit	0	0	0	0	0	0	0	0	0	1	1	5	7	7	0	5 (10 Dec)	7	3	27 Oct	10 Dec
116.	Chaffinch	17	4	0	0	0	0	0	2	90	4436	572	1	5122	5108	14	1195 (14 Oct)	60	25	8 Jan	10 Dec
117.	Brambling	0	0	0	0	0	0	0	0	3	23	27	0	53	53	0	19 (1 Nov)	29	12	29 Sep	22 Nov
118.	Hawfinch	0	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (12 Oct)	2	1	12 Oct	12 Oct
119.	Bullfinch	0	0	0	0	0	0	0	0	0	2	0	0	2	2	0	2 (13 Oct)	2	1	13 Oct	13 Oct
120.	Greenfinch	0	0	0	0	0	0	0	15	9	39	2	1	66	65	1	24 (14 Oct)	31	13	25 Aug	10 Dec
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
121.	Linnet	0	0	0	0	0	0	0	0	16	198	33	0	247	237	10	91 (13 Oct)	26	11	28 Sep	17 Nov
122.	Mealy Redpoll	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (18 Nov)	2	1	18 Nov	18 Nov
123.	Redpoll	0	0	0	0	0	0	0	0	0	0	4	0	4	4	0	3 (22 Nov)	5	2	17 Nov	22 Nov
124.	Crossbill	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (17 Nov)	2	1	17 Nov	17 Nov
125.	Goldfinch	1	1	0	0	4	0	0	6	29	27	0	0	68	59	9	27 (1 Sep)	29	12	8 Jan	14 Oct
126.	Siskin	0	0	0	0	0	0	0	0	0	63	0	0	63	63	0	21 (13 Oct)	17	7	7 Oct	31 Oct
127.	Reed Bunting	0	0	0	0	0	0	0	0	19	111	11	0	141	141	0	43 (14 Oct)	36	15	1 Sep	18 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.	European Peacock	0	0	0	0	0	0	0	0	1	0	1	0	2	2	0	1 (2 Sep)	5	2	2 Sep	2 Nov
2.	Speckled Wood	0	0	0	0	1	0	0	0	1	0	0	0	2	1	1	1 (12 May)	5	2	12 May	29 Sep
3.	Red Admiral	0	0	0	0	1	0	0	0	0	2	2	0	5	4	1	1 (12 May)	12	5	12 May	17 Nov
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	1319	11578	0	0	2643	0	0	3671	8396	35533	10356	2729	76225	67051	9174		100	42
	Observation hours	3:50	6:05	0:00	0:00	42:05	0:00	0:00	14:21	27:50	34:49	22:18	2:52	154:10

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Totals Aetsveldsche polder, Nigtevecht 2018