Totals Maasmond (Maasvlakte) 2015 - 2024

	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
1.	Dark-bellied Brent Goose	799	6	378	9	58	11	166	22	61	0	1510	168	0	799 (2015)
2.	Black Brant	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
3.	Greylag Goose	4	0	0	0	0	0	0	10	0	0	14	1.6	0	10 (2022)
4.	Pink-footed Goose	3	0	0	0	59	21	0	5	0	0	88	9.8	0	59 (2019)
5.	Eurasian White-fronted Goose	0	0	0	0	10	0	0	0	0	0	10	1.1	0	10 (2019)
6.	Mute Swan	0	0	0	2	0	0	0	0	0	0	2	0.2	0	2 (2018)
7.	Egyptian Goose	0	0	0	7	0	0	0	0	0	0	7	0.8	0	7 (2018)
8.	Shelduck	7	9	54	1	0	0	2	10	14	0	97	10.8	0	54 (2017)
9.	Shoveler	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2021)
10.	Gadwall	8	0	0	0	0	0	0	0	0	0	8	0.9	0	8 (2015)
11.	Wigeon	17	2	10	2	16	0	106	19	9	0	181	20	0	106 (2021)
12.	Mallard	4	0	0	0	2	0	0	0	0	0	6	0.7	0	4 (2015)
13.	Pintail	0	0	6	0	14	11	0	14	0	0	45	5	0	14 (2019)
14.	Teal	15	5	0	0	8	0	13	21	0	0	62	6.9	0	21 (2022)
15.	Tufted Duck	0	0	1	6	1	0	0	1	0	0	9	1	0	6 (2018)
16.	Scaup	0	0	0	0	0	0	0	4	0	0	4	0.4	0	4 (2022)
17.	Eider	11	8	28	4	6	0	1	24	8	0	90	10	0	28 (2017)
18.	Velvet Scoter	2	0	0	0	0	1	4	0	1	0	8	0.9	0	4 (2021)
19.	Common Scoter	226	125	308	90	31	8	115	140	277	0	1320	147	2	308 (2017)
20.	Long-tailed Duck	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
21.	Goldeneye	2	0	0	0	0	0	0	0	0	0	2	0.2	0	2 (2015)
22.	Red-breasted Merganser	31	3	27	13	2	2	46	41	24	0	189	21	0	46 (2021)
23.	Great Crested Grebe	33	3	4	4	1	3	1	41	29	0	119	13	0	41 (2022)
24.	Oystercatcher	5	5	4	2	4	0	0	15	6	0	41	4.6	0	15 (2022)
25.	Lapwing	25	0	0	0	0	0	0	0	0	0	25	2.8	0	25 (2015)
26.	Golden Plover	0	0	0	0	0	0	0	0	6	0	6	0.7	0	6 (2023)
27.	Grey Plover	12	1	6	1	2	0	24	21	3	0	70	7.8	0	24 (2021)
28.	Ringed Plover	0	0	0	0	3	0	24	22	0	0	49	5.4	0	24 (2021)
29.	Whimbrel	1	0	0	0	0	0	0	2	0	0	3	0.3	0	2 (2022)
30.	Curlew	3	1	6	14	1	0	6	2	7	0	40	4.4	0	14 (2018)
31.	Bar-tailed Godwit	0	0	0	0	0	0	2	4	0	0	6	0.7	0	4 (2022)
32.	Turnstone	24	4	3	0	0	3	4	4	15	0	57	6.3	0	24 (2015)
33.	Knot	1	0	0	0	0	0	20	6	0	0	27	3	0	20 (2021)
34.	wader sp.	0	0	1	0	0	0	0	2	6	0	9	1	0	6 (2023)
35.	Sanderling	0	0	16	8	0	1	27	58	103	0	213	24	0	103 (2023)
36.	Dunlin	1296	0	67	9	0	1	132	53	353	0	1911	212	0	1296 (2015)
37.	Purple Sandpiper	0	0	3	0	0	0	3	1	1	0	8	0.9	5	3 (2017)
38.	Calidris sp.	0	0	8	0	0	0	0	0	0	0	8	0.9	0	8 (2017)
39.	Woodcock	3	0	0	0	0	0	0	0	0	0	3	0.3	0	3 (2015)
40.	Grey Phalarope	0	0	0	0	0	0	7	1	1	0	9	1	0	7 (2021)
41.	Common Sandpiper	0	0	0	1	0	0	0	1	2	0	4	0.4	0	2 (2023)
42.	Spotted Redshank	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2022)
43.	Greenshank	0	0	0	0	0	0	3	0	0	0	3	0.3	0	3 (2021)
44.	Kittiwake	2790	1	801	5	0	0	1429	384	2145	0	7555	839	50	2790 (2015)
45.	Sabine's Gull	1	0	2	0	0	0	5	0	1	0	9	1	0	5 (2021)
46.	Black-headed Gull	9	7	250	46	0	0	50	318	112	0	792	88	0	318 (2022)
47.	Little Gull	131	1	100	23	0	0	219	21	199	0	694	77	0	219 (2021)
48.	Mediterranean Gull	1	0	0	0	0	0	3	11	2	0	17	1.9	0	11 (2022)
49.	Common Gull	118	44	168	14	0	0	89	87	252	0	772	86	0	252 (2023)
50.	Great Black-backed Gull	69	31	0	8	0	0	16	46	48	0	218	24	0	69 (2015)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
51.	Herring Gull	0	10	0	12	0	0	15	190	38	0	265	29	0	190 (2022)
52.	Caspian Gull	1	0	0	0	0	0	1	6	9	0	17	1.9	0	9 (2023)
53.	Yellow-legged Gull	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2022)
54.	Lesser Black-backed Gull	5	38	0	5	0	0	24	2648	440	0	3160	351	0	2648 (2022)
55.	Laridae sp.	0	0	0	0	0	0	0	500	0	0	500	56	0	500 (2022)
56.	Sandwich Tern	7	147	26	40	8	3	559	106	1647	0	2543	283	0	1647 (2023)
57.	Little Tern	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2022)
58.	Common Tern	5	0	0	1	0	0	3	262	21	0	292	32	0	262 (2022)
59.	Arctic Tern	0	0	0	3	0	0	4	6	6	0	19	2.1	0	6 (2022)
60.	Common/Arctic Tern	10	0	5	1	0	0	36	316	137	0	505	56	0	316 (2022)
61.	Black Tern	0	0	7	0	0	0	0	5	0	0	12	1.3	0	7 (2017)
62.	Great Skua	6	0	27	8	1	0	1	5	0	0	48	5.3	0	27 (2017)
63.	Pomarine Skua	9	0	5	1	0	0	7	4	8	0	34	3.8	0	9 (2015)
64.	Arctic Skua	2	1	40	7	0	3	142	67	87	0	349	39	1	142 (2021)
65.	Long-tailed Skua	0	0	0	0	0	0	3	11	3	0	17	1.9	0	11 (2022)
66.	skua sp.	3	0	7	0	0	0	3	2	6	0	21	2.3	0	7 (2017)
67.	Little Auk	2	0	1	0	0	0	1	0	0	0	4	0.4	0	2 (2015)
68.	Guillemot	28	0	5	1	0	0	25	15	14	0	88	9.8	3	28 (2015)
69.	Razorbill	0	0	0	0	0	0	23	0	271	0	294	33	0	271 (2023)
70.	Razorbill/Guillemot	109	13	25	3	0	2	253	185	746	0	1336	148	1	746 (2023)
71.	Red-throated Diver	12	16	23	14	93	4	84	61	359	0	666	74	2	359 (2023)
72.	Black-throated Diver	13	1	0	0	0	0	2	1	3	0	20	2.2	0	13 (2015)
73.	Great Northern Diver	1	0	0	0	0	0	1	0	0	0	2	0.2	0	1 (2015)
74.	diver sp.	74	1	1	0	0	0	0	2	0	0	78	8.7	0	74 (2015)
75.	Storm Petrel	0	0	2	0	0	0	1	0	0	0	3	0.3	0	2 (2017)
76.	Leach's Petrel	3	0	24	21	0	0	16	1	9	0	74	8.2	0	24 (2017)
77.	Fulmar	5	0	0	0	0	0	0	3	0	0	8	0.9	0	5 (2015)
78.	Sooty Shearwater	4	0	0	0	0	0	7	11	8	0	30	3.3	0	11 (2022)
79.	Manx Shearwater	0	0	0	0	0	0	0	2	5	0	7	0.8	0	5 (2023)
80.	shearwater sp.	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2016)
81.	Gannet	345	161	59	18	1	6	536	61	1212	0	2399	267	0	1212 (2023)
82.	Cormorant	183	99	182	221	183	44	150	247	194	0	1503	167	2	247 (2022)
83.	Shag	0	0	0	0	0	1	0	0	2	0	3	0.3	1	2 (2023)
84.	Spoonbill	0	0	0	0	14	0	0	0	0	0	14	1.6	0	14 (2019)
85.	Grey Heron	0	5	0	0	1	0	0	0	0	0	6	0.7	0	5 (2016)
86.	Sparrowhawk	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2021)
87.	Marsh Harrier	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2020)
88.	Common Buzzard	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2016)
89.	Short-eared Owl	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
90.	Merlin	0	1	1	1	3	0	1	1	0	0	8	0.9	0	3 (2019)
91.	Peregrine	0	0	0	1	1	1	0	2	0	0	5	0.6	0	2 (2022)
92.	Magpie	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2019)
93.	Jackdaw	0	0	0	2	0	0	0	0	0	0	2	0.2	0	2 (2018)
94.	Carrion Crow	2	0	0	8	4	0	0	0	1	0	15	1.7	0	8 (2018)
95.	Wood Lark	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2018)
96.	Skylark	5	0	17	59	1	1	1	0	1	0	85	9.4	0	59 (2018)
97.	Swallow	3	0	0	0	0	1	0	0	0	0	4	0.4	0	3 (2015)
98.	Chiffchaff	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2019)
99.	Goldcrest	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2023)
100.	Starling	500	0	7	0	25	13	1	1	1	0	548	61	0	500 (2015)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
101.	Song Thrush	0	0	0	19	45	2	0	0	0	0	66	7.3	0	45 (2019)
102.	Redwing	0	0	1	5	2	0	3	0	0	0	11	1.2	0	5 (2018)
103.	Blackbird	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
104.	Fieldfare	0	0	0	40	0	0	0	0	0	0	40	4.4	0	40 (2018)
105.	thrush sp.	0	0	0	0	4	0	0	0	0	0	4	0.4	0	4 (2019)
106.	Wheatear	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2018)
107.	Dunnock	5	0	0	12	1	1	0	0	0	0	19	2.1	0	12 (2018)
108.	Blue-headed Wagtail	0	0	0	0	0	0	2	0	0	0	2	0.2	0	2 (2021)
109.	Grey Wagtail	1	4	0	7	6	1	0	0	4	0	23	2.6	2	7 (2018)
110.	White Wagtail	9	9	3	14	13	11	4	3	16	0	82	9.1	14	16 (2023)
111.	Richard's Pipit	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2018)
112.	Meadow Pipit	4	266	62	1035	184	19	196	3	12	0	1781	198	0	1035 (2018)
113.	Tree Pipit	0	0	0	4	0	0	0	0	0	0	4	0.4	0	4 (2018)
114.	Rock Pipit	0	2	2	3	5	0	0	1	0	0	13	1.4	2	5 (2019)
115.	Chaffinch	0	0	0	63	1	10	3	0	8	0	85	9.4	0	63 (2018)
116.	Brambling	0	0	0	4	0	0	2	0	0	0	6	0.7	0	4 (2018)
117.	Linnet	17	4	0	0	0	0	3	3	2	0	29	3.2	0	17 (2015)
118.	Goldfinch	0	0	0	0	0	0	0	0	4	0	4	0.4	0	4 (2023)
119.	Siskin	6	0	0	10	23	0	0	0	23	0	62	6.9	0	23 (2019)
120.	Lapland Bunting	1	0	0	0	0	0	0	1	0	0	2	0.2	0	1 (2015)
121.	Snow Bunting	2	0	0	0	0	0	0	0	0	0	2	0.2	0	2 (2015)
122.	Ortolan Bunting	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2019)
123.	passerine sp.	0	0	0	0	0	0	0	4	0	0	4	0.4	0	4 (2022)
	Other species
1.	Harbour Porpoise	2	8	0	3	0	0	2	3	0	0	18	2	0	8 (2016)
2.	Common Seal	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2023)
	Other species
1.	Small White	0	0	0	0	0	0	0	0	5	0	5	0.6	0	5 (2023)
2.	Red Admiral	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2016)
	Species	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	Totals	Average	Present	Year Maximum
	Totals	7035	1045	2787	1918	840	186	4634	6153	8989	0	33587	3732	85
	Observation hours	21:00	7:24	12:09	8:02	4:00	3:35	37:42	45:05	24:33		163:30	18:10

Trektellen

Totals Maasmond (Maasvlakte) 2015 - 2024