Totals Grevenbicht (nacht) 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	4	9	16	6	2	6	43	7.2	0	16 (2018)
2.	Barnacle Goose	0	0	0	0	0	1	5	1	1	0	8	1.3	0	5 (2018)
3.	Greylag Goose	0	0	0	0	5	53	35	54	43	30	220	37	0	54 (2019)
4.	goose sp.	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2018)
5.	Tundra Bean Goose	0	0	0	0	0	28	60	67	33	62	250	42	0	67 (2019)
6.	Bean Goose sp.	0	0	0	0	2	16	5	1	0	0	24	4	0	16 (2017)
7.	Eurasian White-fronted Goose	0	0	0	0	25	165	387	300	360	547	1784	297	0	547 (2021)
8.	Black Swan	0	0	0	0	0	0	0	0	1	1	2	0.3	0	1 (2020)
9.	Mute Swan	0	0	0	0	0	3	2	1	0	0	6	1	0	3 (2017)
10.	Bewick's Swan	0	0	0	0	0	0	3	0	0	0	3	0.5	0	3 (2018)
11.	Egyptian Goose	0	0	0	0	1	3	5	2	1	1	13	2.2	0	5 (2018)
12.	Shelduck	0	0	0	0	2	0	0	1	6	0	9	1.5	0	6 (2020)
13.	Garganey	0	0	0	0	0	0	0	6	0	0	6	1	0	6 (2019)
14.	Shoveler	0	0	0	0	0	0	0	0	0	2	2	0.3	0	2 (2021)
15.	Gadwall	0	0	0	0	2	11	15	12	21	31	92	15.3	0	31 (2021)
16.	Wigeon	0	0	0	0	0	17	21	28	10	15	91	15.2	0	28 (2019)
17.	Mallard	0	0	0	0	3	31	22	17	26	16	115	19	0	31 (2017)
18.	Pintail	0	0	0	0	0	0	0	0	3	9	12	2	0	9 (2021)
19.	Teal	0	0	0	0	3	5	10	7	12	20	57	9.5	0	20 (2021)
20.	duck sp.	0	0	0	0	0	0	0	0	1	0	1	0.2	0	1 (2020)
21.	Goldeneye	0	0	0	0	1	6	11	0	3	1	22	3.7	0	11 (2018)
22.	Quail	0	0	0	0	10	14	15	31	22	20	112	19	0	31 (2019)
23.	Swift	0	0	0	0	0	0	0	2	3	0	5	0.8	1	3 (2020)
24.	Cuckoo	0	0	0	0	0	0	0	2	1	2	5	0.8	0	2 (2019)
25.	Water Rail	0	0	0	0	9	23	29	20	42	36	159	27	0	42 (2020)
26.	Spotted Crake	0	0	0	0	0	2	2	0	1	3	8	1.3	0	3 (2021)
27.	Moorhen	0	0	0	0	39	73	88	96	87	119	502	84	0	119 (2021)
28.	Coot	0	0	0	0	34	70	66	88	82	82	422	70	0	88 (2019)
29.	Baillon's Crake	0	0	0	0	0	1	0	1	0	0	2	0.3	0	1 (2017)
30.	Little Crake	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2021)
31.	Crane	0	0	0	0	1	3	33	0	10	23	70	11.7	0	33 (2018)
32.	Little Grebe	0	0	0	0	0	5	7	6	7	5	30	5	0	7 (2018)
33.	Oystercatcher	0	0	0	0	8	31	28	14	9	26	116	19	0	31 (2017)
34.	Avocet	0	0	0	0	0	0	2	0	0	0	2	0.3	0	2 (2018)
35.	Lapwing	0	0	0	0	6	26	28	16	15	13	104	17	0	28 (2018)
36.	Golden Plover	0	0	0	0	2	7	7	7	9	9	41	6.8	0	9 (2020)
37.	Grey Plover	0	0	0	0	4	0	0	0	6	0	10	1.7	0	6 (2020)
38.	Ringed Plover	0	0	0	0	4	1	4	11	4	7	31	5.2	0	11 (2019)
39.	Little Ringed Plover	0	0	0	0	18	26	31	44	43	58	220	37	0	58 (2021)
40.	Dotterel	0	0	0	0	0	0	2	0	0	1	3	0.5	0	2 (2018)
41.	Whimbrel	0	0	0	0	7	4	18	9	12	17	67	11.2	0	18 (2018)
42.	Curlew	0	0	0	0	2	7	11	6	10	9	45	7.5	0	11 (2018)
43.	Curlew Sandpiper	0	0	0	0	1	0	0	0	0	0	1	0.2	0	1 (2016)
44.	Dunlin	0	0	0	0	0	0	0	1	1	2	4	0.7	0	2 (2021)
45.	Jack Snipe	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2021)
46.	Snipe	0	0	0	0	0	4	4	0	4	9	21	3.5	0	9 (2021)
47.	Common Sandpiper	0	0	0	0	25	29	41	55	50	98	298	50	0	98 (2021)
48.	Green Sandpiper	0	0	0	0	9	28	25	28	28	58	176	29	0	58 (2021)
49.	Redshank	0	0	0	0	3	6	2	8	6	6	31	5.2	0	8 (2019)
50.	Wood Sandpiper	0	0	0	0	1	1	3	4	3	4	16	2.7	0	4 (2019)
	Species	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	Totals	Average	Present	Year Maximum
51.	Greenshank	0	0	0	0	3	6	12	10	11	12	54	9	0	12 (2018)
52.	Black-headed Gull	0	0	0	0	72	221	259	160	171	183	1066	178	0	259 (2018)
53.	Mediterranean Gull	0	0	0	0	1	0	0	4	4	6	15	2.5	0	6 (2021)
54.	Common Gull	0	0	0	0	0	1	7	0	1	4	13	2.2	0	7 (2018)
55.	Herring Gull	0	0	0	0	0	0	5	1	0	1	7	1.2	0	5 (2018)
56.	Caspian Gull	0	0	0	0	0	0	3	0	0	0	3	0.5	0	3 (2018)
57.	Lesser Black-backed Gull	0	0	0	0	0	0	15	2	0	1	18	3	0	15 (2018)
58.	Laridae sp.	0	0	0	0	1	1	0	0	0	0	2	0.3	0	1 (2016)
59.	large gull sp.	0	0	0	0	0	0	11	2	3	5	21	3.5	0	11 (2018)
60.	Sandwich Tern	0	0	0	0	0	1	0	0	1	0	2	0.3	0	1 (2017)
61.	Common Tern	0	0	0	0	0	0	2	2	4	3	11	1.8	0	4 (2020)
62.	Bittern	0	0	0	0	1	8	7	2	7	9	34	5.7	0	9 (2021)
63.	Little Bittern	0	0	0	0	0	0	0	7	5	4	16	2.7	0	7 (2019)
64.	Night Heron	0	0	0	0	1	0	1	3	3	2	10	1.7	0	3 (2019)
65.	Grey Heron	0	0	0	0	65	135	125	151	128	151	755	126	0	151 (2019)
66.	Purple Heron	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2021)
67.	Barn Owl	0	0	0	0	0	2	0	0	0	0	2	0.3	0	2 (2017)
68.	Long-eared Owl	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2019)
69.	Eagle Owl	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2019)
70.	Tawny Owl	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2019)
71.	Waxwing	0	0	0	0	1	0	0	0	0	0	1	0.2	0	1 (2016)
72.	Coal Tit	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2021)
73.	Wood Lark	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2018)
74.	Skylark	0	0	0	0	20	37	58	71	33	75	294	49	0	75 (2021)
75.	Chiffchaff	0	0	0	0	0	0	0	1	0	1	2	0.3	0	1 (2019)
76.	Marsh Warbler	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2018)
77.	Blackcap	0	0	0	0	0	0	0	0	2	3	5	0.8	0	3 (2021)
78.	Lesser Whitethroat	0	0	0	0	0	0	0	1	1	0	2	0.3	0	1 (2019)
79.	Regulus sp.	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2021)
80.	Goldcrest	0	0	0	0	0	0	2	4	0	0	6	1	0	4 (2019)
81.	Wren	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2017)
82.	Starling	0	0	0	0	0	0	0	3	1	7	11	1.8	0	7 (2021)
83.	Song Thrush	0	0	0	0	1022	2898	2634	3678	4288	6518	21038	3506	0	6518 (2021)
84.	Mistle Thrush	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2021)
85.	Redwing	0	0	0	0	627	2096	2953	4046	4624	4328	18674	3112	0	4624 (2020)
86.	Blackbird	0	0	0	0	105	207	376	453	266	313	1720	287	0	453 (2019)
87.	Eye-browed Thrush	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2019)
88.	Fieldfare	0	0	0	0	2	27	6	5	7	5	52	8.7	0	27 (2017)
89.	Ring Ouzel	0	0	0	0	0	4	1	2	2	6	15	2.5	0	6 (2021)
90.	Spotted Flycatcher	0	0	0	0	0	1	2	0	10	7	20	3.3	0	10 (2020)
91.	flycatcher sp.	0	0	0	0	0	0	0	4	2	10	16	2.7	0	10 (2021)
92.	Robin	0	0	0	0	222	276	235	463	435	424	2055	343	0	463 (2019)
93.	Pied Flycatcher	0	0	0	0	0	0	2	1	0	1	4	0.7	0	2 (2018)
94.	Black Redstart	0	0	0	0	1	1	3	2	3	4	14	2.3	0	4 (2021)
95.	House Sparrow	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2021)
96.	Dunnock	0	0	0	0	5	1	4	0	1	1	12	2	0	5 (2016)
97.	Blue-headed Wagtail	0	0	0	0	0	0	0	1	2	1	4	0.7	0	2 (2020)
98.	Yellow wagtail sp.	0	0	0	0	4	6	3	0	1	0	14	2.3	0	6 (2017)
99.	White Wagtail	0	0	0	0	0	1	0	1	5	0	7	1.2	0	5 (2020)
100.	Richard's Pipit	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2018)
	Species	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	Totals	Average	Present	Year Maximum
101.	Tawny Pipit	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2019)
102.	Meadow Pipit	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2021)
103.	Tree Pipit	0	0	0	0	24	32	39	108	33	45	281	47	0	108 (2019)
104.	Chaffinch	0	0	0	0	1	2	0	1	0	3	7	1.2	0	3 (2021)
105.	Brambling	0	0	0	0	0	3	0	2	0	12	17	2.8	0	12 (2021)
106.	Hawfinch	0	0	0	0	0	0	0	0	1	2	3	0.5	0	2 (2021)
107.	Greenfinch	0	0	0	0	0	0	0	0	1	0	1	0.2	0	1 (2020)
108.	Linnet	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2018)
109.	Crossbill	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2017)
110.	Lapland Bunting	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2019)
111.	Yellowhammer	0	0	0	0	0	0	2	1	1	1	5	0.8	0	2 (2018)
112.	Ortolan Bunting	0	0	0	0	3	2	17	9	8	1	40	6.7	0	17 (2018)
113.	Reed Bunting	0	0	0	0	2	2	2	2	3	2	13	2.2	0	3 (2020)
114.	Species unidentified	0	0	0	0	0	0	11	317	336	8	672	112	0	336 (2020)
	Species	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	Totals	Average	Present	Year Maximum
	Totals	0	0	0	0	2414	6682	7845	10478	11382	13515	52316	8719	1
	Observation hours					972:50	2,410:53	2,670:38	2,660:10	2,610:57	2,899:57	14,225:25	2,370:54

Trektellen

Totals Grevenbicht (nacht) 2012 - 2021