Totals Holtgast, Ostfriesland (nocturnal flight calls) 2012 - 2021

	Species	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	Totals	Average	Present	Year Maximum
1.	Canada Goose	0	0	0	0	0	0	0	0	5	7	12	6	0	7 (2021)
2.	Barnacle Goose	0	0	0	0	0	0	0	0	49	63	112	56	0	63 (2021)
3.	Greylag Goose	0	0	0	0	0	0	0	0	18	81	99	49.5	0	81 (2021)
4.	Tundra Bean Goose	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
5.	Eurasian White-fronted Goose	0	0	0	0	0	0	0	0	10	100	110	55	0	100 (2021)
6.	Mute Swan	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
7.	Whooper Swan	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
8.	Egyptian Goose	0	0	0	0	0	0	0	0	0	8	8	4	0	8 (2021)
9.	Gadwall	0	0	0	0	0	0	0	0	0	6	6	3	0	6 (2021)
10.	Wigeon	0	0	0	0	0	0	0	0	36	170	206	103	0	170 (2021)
11.	Mallard	0	0	0	0	0	0	0	0	0	18	18	9	0	18 (2021)
12.	Pintail	0	0	0	0	0	0	0	0	0	3	3	1.5	0	3 (2021)
13.	Teal	0	0	0	0	0	0	0	0	11	65	76	38	0	65 (2021)
14.	Pheasant	0	0	0	0	0	0	0	0	0	4	4	2	0	4 (2021)
15.	Quail	0	0	0	0	0	0	0	0	2	7	9	4.5	0	7 (2021)
16.	Water Rail	0	0	0	0	0	0	0	0	7	5	12	6	0	7 (2020)
17.	Moorhen	0	0	0	0	0	0	0	0	0	9	9	4.5	0	9 (2021)
18.	Coot	0	0	0	0	0	0	0	0	0	5	5	2.5	0	5 (2021)
19.	Little Grebe	0	0	0	0	0	0	0	0	8	4	12	6	0	8 (2020)
20.	Oystercatcher	0	0	0	0	0	0	0	0	53	51	104	52	0	53 (2020)
21.	Avocet	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
22.	Lapwing	0	0	0	0	0	0	0	0	2	8	10	5	0	8 (2021)
23.	Golden Plover	0	0	0	0	0	0	0	0	0	12	12	6	0	12 (2021)
24.	Grey Plover	0	0	0	0	0	0	0	0	1	0	1	0.5	0	1 (2020)
25.	Ringed Plover	0	0	0	0	0	0	0	0	1	2	3	1.5	0	2 (2021)
26.	Little Ringed Plover	0	0	0	0	0	0	0	0	1	3	4	2	0	3 (2021)
27.	Dotterel	0	0	0	0	0	0	0	0	1	0	1	0.5	0	1 (2020)
28.	Whimbrel	0	0	0	0	0	0	0	0	5	9	14	7	0	9 (2021)
29.	Curlew	0	0	0	0	0	0	0	0	23	88	111	56	0	88 (2021)
30.	Dunlin	0	0	0	0	0	0	0	0	1	3	4	2	0	3 (2021)
31.	Woodcock	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
32.	Jack Snipe	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
33.	Snipe	0	0	0	0	0	0	0	0	3	11	14	7	0	11 (2021)
34.	Common Sandpiper	0	0	0	0	0	0	0	0	18	17	35	17.5	0	18 (2020)
35.	Green Sandpiper	0	0	0	0	0	0	0	0	5	6	11	5.5	0	6 (2021)
36.	Redshank	0	0	0	0	0	0	0	0	7	7	14	7	0	7 (2020)
37.	Wood Sandpiper	0	0	0	0	0	0	0	0	1	0	1	0.5	0	1 (2020)
38.	Greenshank	0	0	0	0	0	0	0	0	2	2	4	2	0	2 (2020)
39.	Black-headed Gull	0	0	0	0	0	0	0	0	2	17	19	9.5	0	17 (2021)
40.	Common Gull	0	0	0	0	0	0	0	0	8	8	16	8	0	8 (2020)
41.	Herring Gull	0	0	0	0	0	0	0	0	0	7	7	3.5	0	7 (2021)
42.	Lesser Black-backed Gull	0	0	0	0	0	0	0	0	1	0	1	0.5	0	1 (2020)
43.	Bittern	0	0	0	0	0	0	0	0	2	2	4	2	0	2 (2020)
44.	Grey Heron	0	0	0	0	0	0	0	0	54	21	75	37.5	0	54 (2020)
45.	Great White Egret	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
46.	Barn Owl	0	0	0	0	0	0	0	0	2	29	31	15.5	0	29 (2021)
47.	Long-eared Owl	0	0	0	0	0	0	0	0	2	0	2	1	2	2 (2020)
48.	Tawny Owl	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2021)
49.	Jay	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
50.	Magpie	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
	Species	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	Totals	Average	Present	Year Maximum
51.	Carrion Crow	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
52.	Skylark	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
53.	Blackcap	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
54.	Goldcrest	0	0	0	0	0	0	0	0	0	3	3	1.5	0	3 (2021)
55.	Song Thrush	0	0	0	0	0	0	0	0	31	929	960	480	0	929 (2021)
56.	Redwing	0	0	0	0	0	0	0	0	98	140	238	119	0	140 (2021)
57.	Blackbird	0	0	0	0	0	0	0	0	6	4	10	5	0	6 (2020)
58.	Fieldfare	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2021)
59.	Ring Ouzel	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2021)
60.	Spotted Flycatcher	0	0	0	0	0	0	0	0	1	0	1	0.5	0	1 (2020)
61.	Robin	0	0	0	0	0	0	0	0	2	84	86	43	0	84 (2021)
62.	White Wagtail	0	0	0	0	0	0	0	0	2	1	3	1.5	0	2 (2020)
63.	Meadow Pipit	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
64.	Tree Pipit	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
65.	Reed Bunting	0	0	0	0	0	0	0	0	0	1	1	0.5	0	1 (2021)
66.	Species unidentified	0	0	0	0	0	0	0	0	0	2	2	1	0	2 (2021)
	Species	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	Totals	Average	Present	Year Maximum
	Totals	0	0	0	0	0	0	0	0	481	2042	2523	1262	2
	Observation hours									483:38	598:01	1,081:39	540:50

Trektellen

Totals Holtgast, Ostfriesland (nocturnal flight calls) 2012 - 2021