Totals Meijendel (Wassenaar) 2021

Year
Period
count-field
Also present

	Species	Jun	Jul	Aug	Sep	Oct	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Dark-bellied Brent Goose	0	0	0	0	5	5	5	0	5 (18 Oct)	10	1	18 Oct	18 Oct
2.	Greylag Goose	0	0	0	1	25	26	25	1	17 (29 Oct)	30	3	14 Sep	29 Oct
3.	Pink-footed Goose	0	0	0	0	98	98	98	0	95 (24 Oct)	20	2	24 Oct	29 Oct
4.	Mute Swan	0	0	0	6	6	12	9	3	6 (18 Sep)	30	3	18 Sep	29 Oct
5.	Egyptian Goose	0	0	0	0	1	1	0	1	1 ( 8 Oct)	10	1	8 Oct	8 Oct
6.	Wigeon	0	0	0	0	3	3	3	0	3 ( 5 Oct)	10	1	5 Oct	5 Oct
7.	Teal	0	0	0	0	2	2	2	0	2 ( 5 Oct)	10	1	5 Oct	5 Oct
8.	Velvet Scoter	0	0	0	0	1	1	1	0	1 ( 5 Oct)	10	1	5 Oct	5 Oct
9.	Red-breasted Merganser	0	0	0	0	1	1	1	0	1 (18 Oct)	10	1	18 Oct	18 Oct
10.	Stock Dove	0	0	0	0	99	99	99	0	49 ( 5 Oct)	30	3	5 Oct	18 Oct
11.	Woodpigeon	0	0	0	0	187	187	187	0	133 (24 Oct)	40	4	5 Oct	29 Oct
12.	Great Crested Grebe	0	0	0	0	14	14	14	0	10 (29 Oct)	20	2	5 Oct	29 Oct
13.	Oystercatcher	1	0	17	0	0	18	17	1	17 (15 Aug)	20	2	7 Jun	15 Aug
14.	Grey Plover	0	0	2	0	0	2	2	0	2 (15 Aug)	10	1	15 Aug	15 Aug
15.	Whimbrel	0	0	1	0	0	1	1	0	1 (15 Aug)	10	1	15 Aug	15 Aug
16.	Knot	0	0	1	0	0	1	1	0	1 (15 Aug)	10	1	15 Aug	15 Aug
17.	Sanderling	0	0	5	2	1	8	8	0	5 (15 Aug)	30	3	15 Aug	29 Oct
18.	Dunlin	0	0	0	1	4	5	5	0	4 (29 Oct)	20	2	14 Sep	29 Oct
19.	Little Tern	2	0	1	0	0	3	1	2	2 ( 7 Jun)	20	2	7 Jun	15 Aug
20.	Common Tern	28	37	604	29	0	698	650	48	604 (15 Aug)	40	4	7 Jun	14 Sep
21.	Sandwich Tern	6	9	49	147	46	257	229	28	147 (14 Sep)	50	5	7 Jun	5 Oct
22.	Black-headed Gull	22	32	185	97	530	866	836	30	345 (29 Oct)	70	7	7 Jun	29 Oct
23.	Mediterranean Gull	0	0	2	0	0	2	2	0	2 (15 Aug)	10	1	15 Aug	15 Aug
24.	Herring Gull	0	0	0	0	22	22	22	0	22 ( 8 Oct)	10	1	8 Oct	8 Oct
25.	Arctic Skua	0	0	0	1	0	1	0	1	1 (14 Sep)	10	1	14 Sep	14 Sep
26.	Pomarine Skua	0	0	0	0	1	1	0	1	1 (18 Oct)	10	1	18 Oct	18 Oct
27.	Guillemot	0	0	0	0	2	2	1	1	2 (29 Oct)	10	1	29 Oct	29 Oct
28.	Red-throated Diver	0	0	0	0	13	13	13	0	12 (29 Oct)	20	2	5 Oct	29 Oct
29.	Gannet	0	0	0	0	3	3	1	2	3 (18 Oct)	10	1	18 Oct	18 Oct
30.	Cormorant	16	71	50	67	552	756	636	120	321 ( 5 Oct)	70	7	7 Jun	29 Oct
	Species	Jun	Jul	Aug	Sep	Oct	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Spoonbill	0	0	0	6	215	221	221	0	141 ( 5 Oct)	30	3	14 Sep	8 Oct
32.	Great White Egret	0	0	0	0	3	3	3	0	3 ( 5 Oct)	10	1	5 Oct	5 Oct
33.	Grey Heron	0	0	0	0	1	1	1	0	1 ( 5 Oct)	10	1	5 Oct	5 Oct
34.	Osprey	0	0	0	1	0	1	1	0	1 (18 Sep)	10	1	18 Sep	18 Sep
35.	Sparrowhawk	0	0	0	2	3	5	5	0	2 (18 Sep)	30	3	18 Sep	29 Oct
36.	Marsh Harrier	0	0	0	1	1	2	2	0	1 (18 Sep)	20	2	18 Sep	24 Oct
37.	Common Buzzard	0	0	0	0	2	2	2	0	2 ( 8 Oct)	10	1	8 Oct	8 Oct
38.	Great Spotted Woodpecker	0	0	0	2	2	4	4	0	2 (18 Sep)	20	2	18 Sep	8 Oct
39.	Hobby	0	0	0	3	0	3	3	0	3 (18 Sep)	10	1	18 Sep	18 Sep
40.	Peregrine	0	0	0	1	0	1	1	0	1 (18 Sep)	10	1	18 Sep	18 Sep
41.	Jay	0	0	0	8	13	21	20	1	11 ( 8 Oct)	30	3	18 Sep	8 Oct
42.	Magpie	0	0	0	0	4	4	4	0	3 (18 Oct)	20	2	8 Oct	18 Oct
43.	Jackdaw	0	0	0	0	831	831	831	0	827 (24 Oct)	20	2	5 Oct	24 Oct
44.	Blue Tit	0	0	0	2	50	52	51	1	39 (18 Oct)	50	5	18 Sep	29 Oct
45.	Great Tit	0	0	0	0	40	40	40	0	20 (29 Oct)	40	4	8 Oct	29 Oct
46.	Wood Lark	0	0	0	0	8	8	8	0	8 (24 Oct)	10	1	24 Oct	24 Oct
47.	Skylark	0	0	0	0	516	516	516	0	323 (29 Oct)	50	5	5 Oct	29 Oct
48.	Swallow	0	0	1	23	11	35	35	0	18 (18 Sep)	70	7	15 Aug	29 Oct
49.	House Martin	0	0	0	8	0	8	8	0	8 (18 Sep)	10	1	18 Sep	18 Sep
50.	Starling	0	0	0	215	34020	34235	34235	0	13320 (29 Oct)	60	6	18 Sep	29 Oct
51.	Song Thrush	0	0	0	0	72	72	72	0	41 (24 Oct)	30	3	8 Oct	29 Oct
52.	Mistle Thrush	0	0	0	0	1	1	1	0	1 (24 Oct)	10	1	24 Oct	24 Oct
53.	Redwing	0	0	0	0	34053	34053	34053	0	33976 (24 Oct)	30	3	18 Oct	29 Oct
54.	Blackbird	0	0	0	0	19	19	19	0	14 (24 Oct)	20	2	24 Oct	29 Oct
55.	Fieldfare	0	0	0	0	317	317	317	0	317 (24 Oct)	10	1	24 Oct	24 Oct
56.	Wheatear	0	0	0	1	0	1	1	0	1 (18 Sep)	10	1	18 Sep	18 Sep
57.	Tree Sparrow	0	0	0	0	4	4	4	0	4 (18 Oct)	10	1	18 Oct	18 Oct
58.	Grey Wagtail	0	0	0	0	3	3	3	0	2 (29 Oct)	20	2	18 Oct	29 Oct
59.	White Wagtail	0	0	0	0	4	4	4	0	2 (24 Oct)	30	3	18 Oct	29 Oct
60.	alba wagtail sp.	0	0	0	0	13	13	13	0	13 ( 5 Oct)	10	1	5 Oct	5 Oct
	Species	Jun	Jul	Aug	Sep	Oct	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Richard's Pipit	0	0	0	0	1	1	1	0	1 (24 Oct)	10	1	24 Oct	24 Oct
62.	Meadow Pipit	0	0	0	47	1351	1398	1398	0	1200 ( 5 Oct)	60	6	18 Sep	29 Oct
63.	Rock Pipit	0	0	0	0	1	1	1	0	1 (24 Oct)	10	1	24 Oct	24 Oct
64.	Chaffinch	0	0	0	1	66209	66210	66210	0	22063 (18 Oct)	60	6	18 Sep	29 Oct
65.	Brambling	0	0	0	0	695	695	695	0	387 (29 Oct)	50	5	5 Oct	29 Oct
66.	Greenfinch	0	0	0	0	8	8	8	0	4 (18 Oct)	30	3	5 Oct	24 Oct
67.	Linnet	0	0	0	0	45	45	45	0	35 ( 5 Oct)	30	3	5 Oct	24 Oct
68.	Crossbill	0	0	0	0	5	5	5	0	3 (24 Oct)	20	2	18 Oct	24 Oct
69.	Goldfinch	0	0	0	0	17	17	14	3	5 (18 Oct)	40	4	5 Oct	29 Oct
70.	Siskin	0	0	0	39	849	888	854	34	367 (29 Oct)	60	6	18 Sep	29 Oct
71.	Lapland Bunting	0	0	0	0	3	3	3	0	2 (24 Oct)	20	2	24 Oct	29 Oct
72.	Reed Bunting	0	0	0	0	20	20	20	0	9 (29 Oct)	40	4	5 Oct	29 Oct
	Other species
	Species	Jun	Jul	Aug	Sep	Oct	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Red Admiral	0	0	0	0	3	3	2	1	3 ( 8 Oct)	10	1	8 Oct	8 Oct
	Species	Jun	Jul	Aug	Sep	Oct	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	75	149	918	711	141029	142882	142603	279		100	10
	Observation hours	0:30	0:30	1:30	3:00	18:50	24:20

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Totals Meijendel (Wassenaar) 2021