Select until 12 January

Totals Slikken van de Heen 2017 - 2026

	Species	2017	2018	2019	2020	2021	2022	2023	2024	2025	2026	Totals	Average	Present	Year Maximum
1.	Dark-bellied Brent Goose	159	77	110	53	44	90	45	69	160	0	807	81	0	160 (2025)
2.	Canada Goose	6	2	9	43	86	43	93	29	188	0	499	50	0	188 (2025)
3.	Canada X Greylag Goose	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
4.	Barnacle Goose	2364	509	1381	769	1171	204	461	745	884	41	8529	853	0	2364 (2017)
5.	Greylag Goose	1478	918	3094	2161	432	480	710	1416	8402	0	19091	1909	0	8402 (2025)
6.	Anser sp.	0	0	42	0	0	0	0	0	0	0	42	4.2	0	42 (2019)
7.	Domestic Goose	0	0	0	0	0	0	0	0	3	0	3	0.3	0	3 (2025)
8.	Pink-footed Goose	158	0	35	24	1	0	0	38	197	0	453	45	0	197 (2025)
9.	Tundra Bean Goose	304	291	244	612	59	25	20	92	90	13	1750	175	0	612 (2020)
10.	Bean Goose sp.	117	0	6	86	0	0	0	0	0	0	209	21	0	117 (2017)
11.	Eurasian White-fronted Goose	1873	1472	2110	2666	256	862	689	1546	2615	6	14095	1410	0	2666 (2020)
12.	Black Swan	2	0	0	2	0	1	0	1	0	0	6	0.6	0	2 (2017)
13.	Mute Swan	2	0	13	18	3	5	18	4	17	0	80	8	0	18 (2020)
14.	Bewick's Swan	41	2	47	39	21	0	0	0	4	0	154	15	0	47 (2019)
15.	Whooper Swan	0	0	0	0	0	0	0	0	6	0	6	0.6	0	6 (2025)
16.	Egyptian Goose	4	0	46	0	59	21	5	0	138	0	273	27	0	138 (2025)
17.	Shelduck	72	57	50	24	26	32	27	30	101	0	419	42	0	101 (2025)
18.	Ruddy Shelduck	3	9	1	2	9	6	0	0	0	0	30	3	0	9 (2018)
19.	Garganey	0	14	0	0	0	3	1	0	0	0	18	1.8	0	14 (2018)
20.	Shoveler	9	178	8	35	3	4	17	5	15	4	278	28	0	178 (2018)
21.	Gadwall	10	77	67	26	4	101	78	38	189	8	598	60	0	189 (2025)
22.	Wigeon	296	398	394	457	111	176	248	32	356	1	2469	247	0	457 (2020)
23.	Mallard	58	22	18	47	10	15	0	13	160	1	344	34	0	160 (2025)
24.	Pintail	239	219	768	1536	107	284	286	174	298	0	3911	391	0	1536 (2020)
25.	Teal	56	226	40	48	0	7	9	64	45	0	495	50	0	226 (2018)
26.	duck sp.	0	0	25	0	0	0	0	0	60	0	85	8.5	0	60 (2025)
27.	Pochard	1	103	15	17	0	0	3	5	21	6	171	17	0	103 (2018)
28.	Tufted Duck	10	186	8	4	0	0	2	7	8	3	228	23	0	186 (2018)
29.	Goldeneye	4	0	21	3	1	1	0	1	3	0	34	3.4	0	21 (2019)
30.	Goosander	29	46	11	15	0	10	2	7	17	4	141	14	0	46 (2018)
31.	Red-breasted Merganser	9	7	15	2	0	4	8	0	5	0	50	5	0	15 (2019)
32.	Swift	1788	20	104	7	24	0	55	1128	1740	0	4866	487	0	1788 (2017)
33.	Cuckoo	0	1	0	0	1	2	0	0	2	0	6	0.6	0	2 (2022)
34.	Stock Dove	235	449	345	505	484	553	777	253	953	0	4554	455	0	953 (2025)
35.	Woodpigeon	993	1976	1513	2170	1052	549	1854	2247	1502	11	13867	1387	0	2247 (2024)
36.	Turtle Dove	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2022)
37.	Collared Dove	0	14	3	2	3	15	10	2	2	1	52	5.2	0	15 (2022)
38.	Coot	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
39.	Crane	0	12	0	0	0	0	0	0	0	0	12	1.2	0	12 (2018)
40.	Great Crested Grebe	2	2	10	0	0	0	0	0	1	0	15	1.5	0	10 (2019)
41.	Greater Flamingo	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
42.	Oystercatcher	6	28	14	10	11	3	9	5	46	0	132	13	0	46 (2025)
43.	Black-winged Stilt	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
44.	Avocet	0	2	2	12	0	0	0	0	0	0	16	1.6	0	12 (2020)
45.	Grey Plover	8	4	4	6	2	10	0	2	95	0	131	13	0	95 (2025)
46.	Golden Plover	2540	928	3680	6798	2287	4665	6065	3777	10158	0	40898	4090	1000	10158 (2025)
47.	Dotterel	0	0	1	0	0	1	0	6	0	0	8	0.8	0	6 (2024)
48.	Ringed Plover	15	17	4	0	0	0	7	7	0	0	50	5	0	17 (2018)
49.	Little Ringed Plover	0	3	1	0	0	0	1	0	0	0	5	0.5	0	3 (2018)
50.	Lapwing	1720	1575	6434	7384	5541	2954	2584	6118	8541	1	42852	4285	1000	8541 (2025)
	Species	2017	2018	2019	2020	2021	2022	2023	2024	2025	2026	Totals	Average	Present	Year Maximum
51.	Whimbrel	1	27	2	6	35	15	0	1	16	0	103	10	0	35 (2021)
52.	Curlew	26	51	119	42	26	30	30	11	88	0	423	42	0	119 (2019)
53.	Bar-tailed Godwit	0	3	0	0	0	26	6	0	0	0	35	3.5	0	26 (2022)
54.	Black-tailed Godwit	0	275	0	52	4	5	23	0	2	0	361	36	0	275 (2018)
55.	Jack Snipe	0	0	0	1	0	0	0	0	1	0	2	0.2	0	1 (2020)
56.	Woodcock	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
57.	Snipe	206	175	147	196	23	111	65	24	170	0	1117	112	0	206 (2017)
58.	Common Sandpiper	2	0	6	4	3	0	1	0	3	0	19	1.9	0	6 (2019)
59.	Green Sandpiper	7	5	2	6	6	2	3	5	26	0	62	6.2	0	26 (2025)
60.	Wood Sandpiper	0	2	0	0	0	0	0	0	0	0	2	0.2	0	2 (2018)
61.	Redshank	0	47	0	75	11	4	0	0	0	0	137	14	0	75 (2020)
62.	Spotted Redshank	6	2	1	2	5	0	0	0	2	0	18	1.8	0	6 (2017)
63.	Greenshank	10	31	2	9	9	7	2	1	17	0	88	8.8	0	31 (2018)
64.	Turnstone	0	2	5	5	0	0	0	0	0	0	12	1.2	0	5 (2019)
65.	Ruff	48	25	5	20	17	4	15	21	8	0	163	16	0	48 (2017)
66.	wader sp.	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2019)
67.	Dunlin	14	28	0	10	0	0	0	0	0	0	52	5.2	0	28 (2018)
68.	Caspian Tern	0	2	0	2	0	0	2	0	2	0	8	0.8	0	2 (2018)
69.	Black Tern	4	16	0	0	0	0	0	0	0	0	20	2	0	16 (2018)
70.	Arctic Tern	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2023)
71.	Common/Arctic Tern	0	1	2	1	0	0	0	0	0	0	4	0.4	0	2 (2019)
72.	Common Tern	13	70	57	27	31	0	19	12	29	0	258	26	0	70 (2018)
73.	Sandwich Tern	0	4	1	0	0	0	0	0	0	0	5	0.5	0	4 (2018)
74.	Black-headed Gull	1237	5337	1009	1044	335	153	90	365	1828	9	11407	1141	0	5337 (2018)
75.	Mediterranean Gull	0	20	1	4	0	0	6	1	4	0	36	3.6	0	20 (2018)
76.	Common Gull	148	203	97	17	6	8	55	38	127	39	738	74	0	203 (2018)
77.	Caspian Gull	0	0	1	1	0	0	0	1	4	0	7	0.7	0	4 (2025)
78.	Herring Gull	123	167	64	37	59	110	78	54	306	6	1004	100	0	306 (2025)
79.	Yellow-legged Gull	0	2	0	1	0	0	0	0	0	0	3	0.3	0	2 (2018)
80.	Great Black-backed Gull	4	16	13	3	2	8	4	2	6	0	58	5.8	0	16 (2018)
81.	Lesser Black-backed Gull	125	269	112	71	53	33	60	52	434	0	1209	121	0	434 (2025)
82.	Black Stork	0	0	0	5	0	0	0	0	3	0	8	0.8	0	5 (2020)
83.	White Stork	0	2	3	2	0	0	0	0	1	0	8	0.8	0	3 (2019)
84.	Cormorant	2551	6554	4845	2620	623	1264	1664	1767	1748	0	23636	2364	0	6554 (2018)
85.	Spoonbill	96	230	400	90	66	29	328	144	239	0	1622	162	0	400 (2019)
86.	Little Egret	6	5	10	1	2	9	5	4	7	0	49	4.9	0	10 (2019)
87.	Cattle Egret	14	6	1	1	3	9	23	1	2	0	60	6	0	23 (2023)
88.	Great White Egret	26	44	87	17	20	19	51	70	53	0	387	39	0	87 (2019)
89.	Grey Heron	43	34	48	49	12	11	51	26	42	1	317	32	5	51 (2023)
90.	Purple Heron	0	5	0	0	2	0	0	0	2	0	9	0.9	0	5 (2018)
91.	Osprey	4	12	8	3	1	4	3	8	12	0	55	5.5	0	12 (2018)
92.	Black-winged Kite	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
93.	Honey Buzzard	0	2	2	4	0	4	1	2	45	0	60	6	0	45 (2025)
94.	eagle sp.	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2019)
95.	Sparrowhawk	44	53	95	62	21	35	50	30	105	1	496	50	0	105 (2025)
96.	Goshawk	1	2	1	2	0	1	0	0	0	0	7	0.7	0	2 (2018)
97.	Marsh Harrier	10	60	70	59	16	17	56	37	93	1	419	42	0	93 (2025)
98.	Hen Harrier	4	8	9	10	1	1	2	3	1	0	39	3.9	0	10 (2020)
99.	Hen/Montagu's/Pallid Harrier	0	1	1	0	0	0	0	0	0	0	2	0.2	0	1 (2018)
100.	Red Kite	0	8	1	0	0	0	0	0	2	0	11	1.1	0	8 (2018)
	Species	2017	2018	2019	2020	2021	2022	2023	2024	2025	2026	Totals	Average	Present	Year Maximum
101.	Black Kite	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
102.	White-tailed Eagle	0	0	0	1	0	0	1	0	1	0	3	0.3	0	1 (2020)
103.	Rough-legged Buzzard	1	1	0	0	0	0	0	0	0	0	2	0.2	0	1 (2017)
104.	Common Buzzard	20	35	68	91	29	8	82	58	42	0	433	43	3	91 (2020)
105.	Short-eared Owl	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
106.	Lesser Spotted Woodpecker	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
107.	Great Spotted Woodpecker	65	22	86	39	10	20	44	10	81	0	377	38	0	86 (2019)
108.	Green Woodpecker	0	0	1	0	0	0	0	1	1	0	3	0.3	0	1 (2019)
109.	Kestrel	3	9	26	21	0	1	6	14	39	0	119	12	0	39 (2025)
110.	Red-footed Falcon	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2024)
111.	Merlin	6	2	9	8	2	0	4	3	1	0	35	3.5	0	9 (2019)
112.	Hobby	4	3	8	2	1	6	0	2	6	0	32	3.2	0	8 (2019)
113.	Peregrine	9	3	2	1	2	4	3	1	3	0	28	2.8	0	9 (2017)
114.	Great Grey Shrike	0	1	0	0	0	1	0	0	0	0	2	0.2	0	1 (2018)
115.	Jay	39	20	1891	24	252	33	193	75	21	0	2548	255	0	1891 (2019)
116.	Magpie	0	0	4	0	0	0	0	1	5	0	10	1	0	5 (2025)
117.	Jackdaw	416	525	1140	1225	138	63	1043	1090	199	0	5839	584	0	1225 (2020)
118.	Rook	2	0	1	0	0	0	1	2	3	0	9	0.9	0	3 (2025)
119.	Carrion Crow	32	34	22	76	53	45	53	57	81	0	453	45	0	81 (2025)
120.	Coal Tit	326	0	18	2	126	3	2	0	172	0	649	65	0	326 (2017)
121.	Blue Tit	447	82	1061	245	1379	205	190	153	3336	0	7098	710	0	3336 (2025)
122.	Great Tit	349	190	513	423	199	221	486	192	347	0	2920	292	0	513 (2019)
123.	Penduline Tit	1	0	0	1	0	0	0	0	0	0	2	0.2	0	1 (2017)
124.	Bearded Tit	19	0	15	0	0	0	0	0	0	0	34	3.4	0	19 (2017)
125.	Wood Lark	37	38	27	55	9	29	25	59	66	0	345	35	0	66 (2025)
126.	Skylark	4009	2279	3776	921	569	493	477	1298	927	1	14750	1475	0	4009 (2017)
127.	Sand Martin	278	1868	882	1623	275	21	87	1632	5041	0	11707	1171	0	5041 (2025)
128.	Swallow	1161	5322	2961	1968	473	1025	1090	624	3156	0	17780	1778	0	5322 (2018)
129.	House Martin	717	3137	433	607	23	67	104	512	1315	0	6915	692	0	3137 (2018)
130.	Long-tailed Tit	38	37	34	24	0	17	5	13	33	6	207	21	0	38 (2017)
131.	Yellow-browed Warbler	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2020)
132.	Willow Warbler	0	2	0	0	1	1	4	2	3	0	13	1.3	0	4 (2023)
133.	Chiffchaff	18	5	47	27	18	15	30	32	47	0	239	24	4	47 (2019)
134.	Chiffchaff/Willow Warbler	0	0	1	1	0	0	0	0	0	0	2	0.2	0	1 (2019)
135.	Icterine Warbler	0	0	0	0	0	0	0	0	2	0	2	0.2	0	2 (2025)
136.	Zitting Cisticola	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
137.	Blackcap	3	5	16	13	0	6	13	0	12	0	68	6.8	0	16 (2019)
138.	Lesser Whitethroat	0	0	0	0	0	1	1	0	0	0	2	0.2	0	1 (2022)
139.	Firecrest	3	2	6	1	0	4	0	3	4	0	23	2.3	0	6 (2019)
140.	Goldcrest	18	78	165	228	4	4	4	15	172	0	688	69	0	228 (2020)
141.	Wren	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
142.	Nuthatch	1	0	3	0	0	0	0	0	0	0	4	0.4	0	3 (2019)
143.	Short-toed Tree Creeper	0	0	1	0	1	0	0	0	2	0	4	0.4	0	2 (2025)
144.	Rose-coloured Starling	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
145.	Starling	57923	40319	21680	25394	12975	6459	5815	15728	10252	0	196545	19655	0	57923 (2017)
146.	Song Thrush	2452	3244	4017	2439	342	2468	1357	1725	868	0	18912	1891	0	4017 (2019)
147.	Mistle Thrush	26	16	38	31	29	17	9	37	56	0	259	26	0	56 (2025)
148.	Redwing	23519	5462	31036	90738	3796	2050	3210	11240	3975	8	175034	17503	0	90738 (2020)
149.	Blackbird	205	79	616	176	78	76	40	33	117	2	1422	142	0	616 (2019)
150.	Fieldfare	5603	770	9714	2463	192	73	1063	445	14664	0	34987	3499	300	14664 (2025)
	Species	2017	2018	2019	2020	2021	2022	2023	2024	2025	2026	Totals	Average	Present	Year Maximum
151.	Ring Ouzel	3	0	47	7	5	1	3	2	2	0	70	7	0	47 (2019)
152.	Spotted Flycatcher	0	0	0	0	0	0	4	0	1	0	5	0.5	0	4 (2023)
153.	Robin	0	0	0	0	0	0	1	0	1	0	2	0.2	0	1 (2023)
154.	Nightingale	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
155.	Pied Flycatcher	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2019)
156.	Black Redstart	0	1	0	1	0	0	1	0	1	0	4	0.4	0	1 (2018)
157.	Redstart	1	0	1	0	0	0	1	0	0	0	3	0.3	0	1 (2017)
158.	Whinchat	1	0	0	0	1	0	1	0	4	0	7	0.7	0	4 (2025)
159.	Stonechat	6	0	0	0	0	0	0	0	3	0	9	0.9	0	6 (2017)
160.	Wheatear	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
161.	Tree Sparrow	117	17	32	37	12	10	4	1	64	0	294	29	0	117 (2017)
162.	House Sparrow	6	0	0	0	0	5	0	0	0	0	11	1.1	0	6 (2017)
163.	Dunnock	145	69	134	158	45	58	38	33	50	0	730	73	0	158 (2020)
164.	Blue-headed Wagtail	0	3	3	128	1	0	0	0	14	0	149	15	0	128 (2020)
165.	Yellow wagtail sp.	73	296	31	28	26	38	28	18	36	0	574	57	0	296 (2018)
166.	Grey Wagtail	120	45	50	82	20	16	12	12	12	0	369	37	0	120 (2017)
167.	White Wagtail	1	103	2	98	4	0	16	0	51	0	275	28	0	103 (2018)
168.	alba wagtail sp.	303	124	166	16	37	44	115	43	67	0	915	92	0	303 (2017)
169.	Tawny Pipit	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2025)
170.	Meadow Pipit	9246	3389	3500	4760	2056	1607	681	522	713	0	26474	2647	0	9246 (2017)
171.	Tree Pipit	15	18	10	17	8	3	15	18	35	0	139	14	0	35 (2025)
172.	Olive-backed Pipit	1	0	1	0	0	0	0	0	0	0	2	0.2	0	1 (2017)
173.	Tree Pipit/Olive-backed Pipit	1	0	0	1	0	0	0	0	0	0	2	0.2	0	1 (2017)
174.	Water Pipit	4	9	7	10	0	0	0	3	0	0	33	3.3	0	10 (2020)
175.	Rock Pipit	10	6	1	1	2	0	0	0	0	0	20	2	0	10 (2017)
176.	Rock Pipit/Water Pipit	25	30	12	13	0	0	1	0	5	0	86	8.6	0	30 (2018)
177.	pipit sp.	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2022)
178.	Chaffinch	32512	12486	13395	24714	9521	6528	1574	5121	11660	10	117521	11752	0	32512 (2017)
179.	Brambling	588	491	190	255	1139	24	53	24	202	0	2966	297	0	1139 (2021)
180.	finch sp.	0	0	0	0	0	0	0	0	35	0	35	3.5	0	35 (2025)
181.	Hawfinch	80	3	13	4	3	0	0	15	9	0	127	13	0	80 (2017)
182.	Bullfinch	5	0	0	0	0	0	1	2	2	0	10	1	0	5 (2017)
183.	Northern Bullfinch (trumpet call)	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2019)
184.	Greenfinch	332	190	182	252	79	27	98	45	171	0	1376	138	0	332 (2017)
185.	Linnet	652	451	256	381	147	223	200	10	149	22	2491	249	0	652 (2017)
186.	Mealy Redpoll	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2023)
187.	Lesser Redpoll	0	0	0	3	0	0	0	0	0	0	3	0.3	0	3 (2020)
188.	Redpoll	164	55	4	33	0	1	0	0	21	0	278	28	0	164 (2017)
189.	Crossbill	43	1	13	4	10	0	25	0	0	0	96	9.6	0	43 (2017)
190.	Goldfinch	224	57	178	336	84	127	104	87	722	0	1919	192	27	722 (2025)
191.	Serin	1	0	2	0	0	0	2	0	0	0	5	0.5	0	2 (2019)
192.	Siskin	848	376	6900	1331	1415	393	1544	430	922	0	14159	1416	0	6900 (2019)
193.	Lapland Bunting	2	0	0	0	0	0	0	0	1	0	3	0.3	0	2 (2017)
194.	Corn Bunting	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
195.	Yellowhammer	1	1	0	0	0	0	1	0	1	0	4	0.4	0	1 (2017)
196.	Ortolan Bunting	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2023)
197.	Little Bunting	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2019)
198.	Reed Bunting	244	241	210	155	54	71	31	69	90	0	1165	117	0	244 (2017)
199.	bunting sp.	0	0	2	0	0	1	0	0	0	0	3	0.3	0	2 (2019)
200.	passerine sp.	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2019)
	Other species
	Species	2017	2018	2019	2020	2021	2022	2023	2024	2025	2026	Totals	Average	Present	Year Maximum
1.	Small Tortoiseshell	5	0	0	0	1	0	2	2	0	0	10	1	0	5 (2017)
2.	Dark Clouded Yellow	2	0	1	0	0	0	0	0	0	0	3	0.3	0	2 (2017)
3.	European Peacock	0	3	1	1	1	1	1	81	0	0	89	8.9	0	81 (2024)
4.	Hummingbird Hawk-moth	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2022)
5.	Swallowtail	0	0	1	0	0	0	0	2	5	0	8	0.8	0	5 (2025)
6.	Speckled Wood	2	0	0	0	0	0	0	9	1	0	12	1.2	0	9 (2024)
7.	Large White	1	0	0	0	0	0	0	0	2	0	3	0.3	0	2 (2025)
8.	Small White	0	0	0	2	0	0	0	0	2	0	4	0.4	0	2 (2020)
9.	white sp. (butterfly)	1	0	1	51	2	0	13	340	106	0	514	51	0	340 (2024)
10.	Comma	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
11.	Red Admiral	3	9	26	14	4	1	12	287	11	0	367	37	0	287 (2024)
12.	Painted Lady	0	0	1	0	0	0	0	2	0	0	3	0.3	0	2 (2024)
	Other species
1.	Darter unknown	0	648	49	22	7	38	7	119	183	0	1073	107	0	648 (2018)
2.	Migrant Hawker	0	2	1	1	0	0	0	1	8	0	13	1.3	0	8 (2025)
3.	Dragonfly unknown	0	0	2	0	0	0	0	0	0	0	2	0.2	0	2 (2019)
	Other species
1.	Bumblebee sp.	2	29	3	4	0	1	1	22	12	0	74	7.4	0	29 (2018)
	Species	2017	2018	2019	2020	2021	2022	2023	2024	2025	2026	Totals	Average	Present	Year Maximum
	Totals	162928	106396	133672	191933	48860	35702	36812	62919	102884	206	882312	88231	2339
	Observation hours	141:20	175:32	155:37	153:55	64:42	67:25	85:50	77:23	203:08	2:15	1,127:07	112:43

Trektellen

Totals Slikken van de Heen 2017 - 2026