Totals Abcoude A2 (nacht) 2011 - 2020

	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
1.	Canada Goose	0	0	0	0	0	0	0	0	5	10	15	7.5	0	10 (2020)
2.	Barnacle Goose	0	0	0	0	0	0	0	0	0	60	60	30	0	60 (2020)
3.	Greylag Goose	0	0	0	0	0	0	0	0	3	93	96	48	0	93 (2020)
4.	Gadwall	0	0	0	0	0	0	0	0	4	16	20	10	15	16 (2020)
5.	Wigeon	0	0	0	0	0	0	0	0	6	16	22	11	0	16 (2020)
6.	Mallard	0	0	0	0	0	0	0	0	1	12	13	6.5	1	12 (2020)
7.	Teal	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2020)
8.	Quail	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2020)
9.	Little Grebe	0	0	0	0	0	0	0	0	0	4	4	2	0	4 (2020)
10.	Bittern	0	0	0	0	0	0	0	0	0	3	3	1.5	0	3 (2020)
11.	Grey Heron	0	0	0	0	0	0	0	0	4	57	61	30.5	0	57 (2020)
12.	Water Rail	0	0	0	0	0	0	0	0	0	19	19	9.5	0	19 (2020)
13.	Moorhen	0	0	0	0	0	0	0	0	0	8	8	4	0	8 (2020)
14.	Coot	0	0	0	0	0	0	0	0	1	16	17	8.5	0	16 (2020)
15.	Oystercatcher	0	0	0	0	0	0	0	0	2	23	25	12.5	0	23 (2020)
16.	Avocet	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2020)
17.	Lapwing	0	0	0	0	0	0	0	0	0	22	22	11	1	22 (2020)
18.	Golden Plover	0	0	0	0	0	0	0	0	4	9	13	6.5	0	9 (2020)
19.	Grey Plover	0	0	0	0	0	0	0	0	0	6	6	3	0	6 (2020)
20.	Ringed Plover	0	0	0	0	0	0	0	0	3	5	8	4	0	5 (2020)
21.	Little Ringed Plover	0	0	0	0	0	0	0	0	2	17	19	9.5	0	17 (2020)
22.	Whimbrel	0	0	0	0	0	0	0	0	0	12	12	6	0	12 (2020)
23.	Curlew	0	0	0	0	0	0	0	0	0	23	23	11.5	0	23 (2020)
24.	Snipe	0	0	0	0	0	0	0	0	0	4	4	2	0	4 (2020)
25.	Common Sandpiper	0	0	0	0	0	0	0	0	14	109	123	62	0	109 (2020)
26.	Green Sandpiper	0	0	0	0	0	0	0	0	1	15	16	8	0	15 (2020)
27.	Redshank	0	0	0	0	0	0	0	0	4	22	26	13	0	22 (2020)
28.	Wood Sandpiper	0	0	0	0	0	0	0	0	1	1	2	1	0	1 (2019)
29.	Greenshank	0	0	0	0	0	0	0	0	0	8	8	4	0	8 (2020)
30.	Black-headed Gull	0	0	0	0	0	0	0	0	0	5	5	2.5	0	5 (2020)
31.	Lesser Black-backed Gull	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2020)
32.	Caspian Tern	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2020)
33.	Common Tern	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2020)
34.	Barn Owl	0	0	0	0	0	0	0	0	0	5	5	2.5	0	5 (2020)
35.	Tawny Owl	0	0	0	0	0	0	0	0	0	0	0	0	1
36.	Long-eared Owl	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2020)
37.	Raven	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2020)
38.	Skylark	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2020)
39.	Swallow	0	0	0	0	0	0	0	0	0	3	3	1.5	0	3 (2020)
40.	Blackbird	0	0	0	0	0	0	0	0	1	3	4	2	0	3 (2020)
41.	Redwing	0	0	0	0	0	0	0	0	32	17	49	24.5	0	32 (2019)
42.	Song Thrush	0	0	0	0	0	0	0	0	53	172	225	113	0	172 (2020)
43.	Robin	0	0	0	0	0	0	0	0	1	12	13	6.5	0	12 (2020)
44.	Blue-headed Wagtail	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2020)
45.	Tree Pipit	0	0	0	0	0	0	0	0	3	1	4	2	0	3 (2019)
46.	Ortolan Bunting	0	0	0	0	0	0	0	0	2	6	8	4	0	6 (2020)
47.	Species unidentified	0	0	0	0	0	0	0	0	4	20	24	12	0	20 (2020)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
	Totals	0	0	0	0	0	0	0	0	151	849	1000	500	18
	Observation hours									101:49	810:54	912:43	456:22

Trektellen

Totals Abcoude A2 (nacht) 2011 - 2020