Totals Slikken van de Heen 2010 - 2019

	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
1.	Dark-bellied Brent Goose	0	0	0	0	306	2	31	159	77	110	685	114	0	306 (2014)
2.	Canada Goose	0	0	0	0	0	0	0	6	2	9	17	2.8	0	9 (2019)
3.	Barnacle Goose	0	0	0	0	399	428	674	2364	509	1381	5755	959	0	2364 (2017)
4.	Greylag Goose	0	0	0	0	1136	1384	453	1478	918	3094	8463	1411	0	3094 (2019)
5.	Anser sp.	0	0	0	0	0	70	0	0	0	42	112	19	0	70 (2015)
6.	Pink-footed Goose	0	0	0	0	65	336	0	158	0	35	594	99	0	336 (2015)
7.	Tundra Bean Goose	0	0	0	0	55	199	63	304	291	244	1156	193	0	304 (2017)
8.	Bean Goose sp.	0	0	0	0	0	0	50	117	0	6	173	29	0	117 (2017)
9.	Eurasian White-fronted Goose	0	0	0	0	3068	837	2428	1873	1472	2110	11788	1965	0	3068 (2014)
10.	Black Swan	0	0	0	0	0	0	0	2	0	0	2	0.3	0	2 (2017)
11.	Mute Swan	0	0	0	0	0	0	0	2	0	13	15	2.5	0	13 (2019)
12.	Bewick's Swan	0	0	0	0	35	32	2	41	2	47	159	27	0	47 (2019)
13.	Egyptian Goose	0	0	0	0	0	2	1	4	0	46	53	8.8	0	46 (2019)
14.	Shelduck	0	0	0	0	17	0	16	72	57	50	212	35	0	72 (2017)
15.	Ruddy Shelduck	0	0	0	0	0	0	3	3	9	1	16	2.7	0	9 (2018)
16.	Garganey	0	0	0	0	0	0	0	0	14	0	14	2.3	0	14 (2018)
17.	Shoveler	0	0	0	0	0	1	65	9	178	8	261	44	0	178 (2018)
18.	Gadwall	0	0	0	0	0	5	21	10	77	67	180	30	0	77 (2018)
19.	Wigeon	0	0	0	0	30	109	1576	296	398	394	2803	467	0	1576 (2016)
20.	Mallard	0	0	0	0	14	3	5	58	22	18	120	20	0	58 (2017)
21.	Pintail	0	0	0	0	14	4	148	239	219	768	1392	232	0	768 (2019)
22.	Teal	0	0	0	0	0	28	15	56	226	40	365	61	0	226 (2018)
23.	duck sp.	0	0	0	0	0	0	0	0	0	25	25	4.2	0	25 (2019)
24.	Pochard	0	0	0	0	0	0	0	1	103	15	119	20	0	103 (2018)
25.	Tufted Duck	0	0	0	0	0	1	0	10	186	8	205	34	0	186 (2018)
26.	Goldeneye	0	0	0	0	0	5	0	4	0	21	30	5	0	21 (2019)
27.	Goosander	0	0	0	0	2	3	5	29	46	11	96	16	0	46 (2018)
28.	Red-breasted Merganser	0	0	0	0	4	0	6	9	7	15	41	6.8	0	15 (2019)
29.	Swift	0	0	0	0	0	0	2	1788	20	104	1914	319	0	1788 (2017)
30.	Cuckoo	0	0	0	0	0	0	1	0	1	0	2	0.3	0	1 (2016)
31.	Stock Dove	0	0	0	0	99	112	61	235	449	345	1301	217	0	449 (2018)
32.	Woodpigeon	0	0	0	0	524	549	319	993	1976	1513	5874	979	0	1976 (2018)
33.	Collared Dove	0	0	0	0	0	1	4	0	14	3	22	3.7	0	14 (2018)
34.	Coot	0	0	0	0	0	0	0	0	1	0	1	0.2	0	1 (2018)
35.	Crane	0	0	0	0	0	0	0	0	12	0	12	2	0	12 (2018)
36.	Great Crested Grebe	0	0	0	0	0	0	1	2	2	10	15	2.5	0	10 (2019)
37.	Greater Flamingo	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2017)
38.	Oystercatcher	0	0	0	0	3	0	0	6	28	14	51	8.5	0	28 (2018)
39.	Black-winged Stilt	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2017)
40.	Avocet	0	0	0	0	0	0	0	0	2	2	4	0.7	0	2 (2018)
41.	Lapwing	0	0	0	0	1016	2932	690	1720	1575	6434	14367	2395	4000	6434 (2019)
42.	Golden Plover	0	0	0	0	998	755	171	2540	928	3680	9072	1512	1700	3680 (2019)
43.	Grey Plover	0	0	0	0	0	0	1	8	4	4	17	2.8	0	8 (2017)
44.	Ringed Plover	0	0	0	0	0	0	22	15	17	4	58	9.7	0	22 (2016)
45.	Little Ringed Plover	0	0	0	0	0	0	0	0	3	1	4	0.7	0	3 (2018)
46.	Dotterel	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2019)
47.	Whimbrel	0	0	0	0	0	0	0	1	27	2	30	5	0	27 (2018)
48.	Curlew	0	0	0	0	29	47	8	26	51	119	280	47	0	119 (2019)
49.	Bar-tailed Godwit	0	0	0	0	0	0	0	0	3	0	3	0.5	0	3 (2018)
50.	Black-tailed Godwit	0	0	0	0	1	0	6	0	275	0	282	47	0	275 (2018)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
51.	Turnstone	0	0	0	0	0	0	0	0	2	5	7	1.2	0	5 (2019)
52.	Ruff	0	0	0	0	1	1	17	48	25	5	97	16.2	0	48 (2017)
53.	wader sp.	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2019)
54.	Curlew Sandpiper	0	0	0	0	0	0	5	0	0	0	5	0.8	0	5 (2016)
55.	Dunlin	0	0	0	0	8	0	1	14	28	0	51	8.5	0	28 (2018)
56.	Snipe	0	0	0	0	46	6	121	206	175	147	701	117	0	206 (2017)
57.	Common Sandpiper	0	0	0	0	1	0	0	2	0	6	9	1.5	0	6 (2019)
58.	Green Sandpiper	0	0	0	0	0	2	11	7	5	2	27	4.5	0	11 (2016)
59.	Redshank	0	0	0	0	0	0	0	0	47	0	47	7.8	0	47 (2018)
60.	Wood Sandpiper	0	0	0	0	0	0	0	0	2	0	2	0.3	0	2 (2018)
61.	Spotted Redshank	0	0	0	0	1	1	4	6	2	1	15	2.5	0	6 (2017)
62.	Greenshank	0	0	0	0	0	0	5	10	31	2	48	8	0	31 (2018)
63.	Black-headed Gull	0	0	0	0	392	472	363	1237	5337	1009	8810	1468	0	5337 (2018)
64.	Mediterranean Gull	0	0	0	0	0	0	0	0	20	1	21	3.5	0	20 (2018)
65.	Common Gull	0	0	0	0	21	100	41	148	203	97	610	102	0	203 (2018)
66.	Great Black-backed Gull	0	0	0	0	2	11	16	4	16	13	62	10.3	0	16 (2016)
67.	Herring Gull	0	0	0	0	39	25	28	123	167	64	446	74	0	167 (2018)
68.	Caspian Gull	0	0	0	0	0	0	1	0	0	1	2	0.3	0	1 (2016)
69.	Yellow-legged Gull	0	0	0	0	0	0	0	0	2	0	2	0.3	0	2 (2018)
70.	Lesser Black-backed Gull	0	0	0	0	4	0	38	125	269	112	548	91	0	269 (2018)
71.	Caspian Tern	0	0	0	0	0	0	0	0	2	0	2	0.3	0	2 (2018)
72.	Sandwich Tern	0	0	0	0	0	0	0	0	4	1	5	0.8	0	4 (2018)
73.	Common Tern	0	0	0	0	0	0	0	13	70	57	140	23	0	70 (2018)
74.	Common/Arctic Tern	0	0	0	0	0	0	0	0	1	2	3	0.5	0	2 (2019)
75.	Black Tern	0	0	0	0	0	0	0	4	16	0	20	3.3	0	16 (2018)
76.	White Stork	0	0	0	0	0	0	1	0	2	3	6	1	0	3 (2019)
77.	Cormorant	0	0	0	0	4139	799	2246	2551	6554	4845	21134	3522	0	6554 (2018)
78.	Glossy Ibis	0	0	0	0	1	0	0	0	0	0	1	0.2	0	1 (2014)
79.	Spoonbill	0	0	0	0	27	0	355	96	230	400	1108	185	0	400 (2019)
80.	Cattle Egret	0	0	0	0	0	0	1	14	6	1	22	3.7	0	14 (2017)
81.	Grey Heron	0	0	0	0	1	4	37	43	34	48	167	28	5	48 (2019)
82.	Purple Heron	0	0	0	0	1	0	0	0	5	0	6	1	0	5 (2018)
83.	Great White Egret	0	0	0	0	26	17	16	26	44	87	216	36	1	87 (2019)
84.	Little Egret	0	0	0	0	7	0	0	6	5	10	28	4.7	0	10 (2019)
85.	Osprey	0	0	0	0	0	0	2	4	12	8	26	4.3	0	12 (2018)
86.	Honey Buzzard	0	0	0	0	0	0	2	0	2	2	6	1	0	2 (2016)
87.	eagle sp.	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2019)
88.	Sparrowhawk	0	0	0	0	30	12	27	44	53	95	261	44	0	95 (2019)
89.	Goshawk	0	0	0	0	0	0	1	1	2	1	5	0.8	0	2 (2018)
90.	Marsh Harrier	0	0	0	0	4	3	44	10	60	70	191	32	0	70 (2019)
91.	Hen Harrier	0	0	0	0	1	3	2	4	8	9	27	4.5	0	9 (2019)
92.	Pallid Harrier	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2016)
93.	Hen/Montagu's/Pallid Harrier	0	0	0	0	0	0	1	0	1	1	3	0.5	0	1 (2016)
94.	Red Kite	0	0	0	0	0	0	0	0	8	1	9	1.5	0	8 (2018)
95.	Black Kite	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2017)
96.	Rough-legged Buzzard	0	0	0	0	0	0	0	1	1	0	2	0.3	0	1 (2017)
97.	Common Buzzard	0	0	0	0	6	3	16	20	35	68	148	25	5	68 (2019)
98.	Short-eared Owl	0	0	0	0	0	1	0	1	0	0	2	0.3	0	1 (2015)
99.	Great Spotted Woodpecker	0	0	0	0	1	4	10	65	22	86	188	31	0	86 (2019)
100.	Green Woodpecker	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2019)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
101.	Kestrel	0	0	0	0	1	0	5	3	9	26	44	7.3	0	26 (2019)
102.	Red-footed Falcon	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2016)
103.	Merlin	0	0	0	0	3	1	3	6	2	9	24	4	0	9 (2019)
104.	Hobby	0	0	0	0	0	0	1	4	3	8	16	2.7	0	8 (2019)
105.	Peregrine	0	0	0	0	0	0	2	9	3	2	16	2.7	0	9 (2017)
106.	Great Grey Shrike	0	0	0	0	0	1	0	0	1	0	2	0.3	0	1 (2015)
107.	Jay	0	0	0	0	28	0	26	39	20	1891	2004	334	0	1891 (2019)
108.	Magpie	0	0	0	0	1	0	0	0	0	4	5	0.8	0	4 (2019)
109.	Jackdaw	0	0	0	0	667	255	143	416	525	1140	3146	524	0	1140 (2019)
110.	Rook	0	0	0	0	1	5	0	2	0	1	9	1.5	0	5 (2015)
111.	Carrion Crow	0	0	0	0	11	33	19	32	34	22	151	25	0	34 (2018)
112.	Coal Tit	0	0	0	0	3	42	0	326	0	18	389	65	0	326 (2017)
113.	Willow Tit	0	0	0	0	1	0	0	0	0	0	1	0.2	0	1 (2014)
114.	Blue Tit	0	0	0	0	191	131	131	447	82	1061	2043	341	0	1061 (2019)
115.	Great Tit	0	0	0	0	203	95	132	349	190	513	1482	247	0	513 (2019)
116.	Penduline Tit	0	0	0	0	0	0	5	1	0	0	6	1	0	5 (2016)
117.	Bearded Tit	0	0	0	0	0	0	1	19	0	15	35	5.8	0	19 (2017)
118.	Wood Lark	0	0	0	0	33	15	3	37	38	27	153	26	0	38 (2018)
119.	Skylark	0	0	0	0	3207	758	1303	4009	2279	3776	15332	2555	0	4009 (2017)
120.	Sand Martin	0	0	0	0	0	0	293	278	1868	882	3321	554	0	1868 (2018)
121.	Swallow	0	0	0	0	17	0	1290	1161	5322	2961	10751	1792	0	5322 (2018)
122.	House Martin	0	0	0	0	0	0	279	717	3137	433	4566	761	0	3137 (2018)
123.	Long-tailed Tit	0	0	0	0	42	81	6	38	37	34	238	40	0	81 (2015)
124.	Yellow-browed Warbler	0	0	0	0	0	0	1	0	0	0	1	0.2	0	1 (2016)
125.	Willow Warbler	0	0	0	0	0	0	0	0	2	0	2	0.3	0	2 (2018)
126.	Chiffchaff	0	0	0	0	15	4	10	18	5	47	99	16.5	7	47 (2019)
127.	Chiffchaff/Willow Warbler	0	0	0	0	0	0	4	0	0	1	5	0.8	0	4 (2016)
128.	Blackcap	0	0	0	0	1	1	8	3	5	16	34	5.7	0	16 (2019)
129.	Whitethroat	0	0	0	0	1	0	0	0	0	0	1	0.2	0	1 (2014)
130.	Firecrest	0	0	0	0	0	3	0	3	2	6	14	2.3	0	6 (2019)
131.	Goldcrest	0	0	0	0	9	135	26	18	78	165	431	72	0	165 (2019)
132.	Nuthatch	0	0	0	0	0	0	0	1	0	3	4	0.7	0	3 (2019)
133.	Short-toed Tree Creeper	0	0	0	0	1	1	1	0	0	1	4	0.7	0	1 (2014)
134.	Starling	0	0	0	0	17300	23123	4062	57923	40319	21680	164407	27401	90	57923 (2017)
135.	Song Thrush	0	0	0	0	1647	86	1043	2452	3244	4017	12489	2082	0	4017 (2019)
136.	Mistle Thrush	0	0	0	0	57	15	54	26	16	38	206	34	0	57 (2014)
137.	Redwing	0	0	0	0	4450	1199	2000	23519	5462	31036	67666	11278	0	31036 (2019)
138.	Blackbird	0	0	0	0	280	117	159	205	79	616	1456	243	0	616 (2019)
139.	Fieldfare	0	0	0	0	806	1151	936	5603	770	9714	18980	3163	0	9714 (2019)
140.	Ring Ouzel	0	0	0	0	0	0	0	3	0	47	50	8.3	0	47 (2019)
141.	Pied Flycatcher	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2019)
142.	Black Redstart	0	0	0	0	2	0	0	0	1	0	3	0.5	0	2 (2014)
143.	Redstart	0	0	0	0	0	0	3	1	0	1	5	0.8	0	3 (2016)
144.	Whinchat	0	0	0	0	0	0	0	1	0	0	1	0.2	0	1 (2017)
145.	Stonechat	0	0	0	0	1	0	0	6	0	0	7	1.2	0	6 (2017)
146.	Tree Sparrow	0	0	0	0	91	57	50	117	17	32	364	61	0	117 (2017)
147.	House Sparrow	0	0	0	0	0	0	7	6	0	0	13	2.2	0	7 (2016)
148.	Dunnock	0	0	0	0	29	15	171	145	69	134	563	94	0	171 (2016)
149.	Blue-headed Wagtail	0	0	0	0	1	0	0	0	3	3	7	1.2	0	3 (2018)
150.	Yellow wagtail sp.	0	0	0	0	2	0	84	73	296	31	486	81	0	296 (2018)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
151.	Grey Wagtail	0	0	0	0	35	3	52	120	45	50	305	51	0	120 (2017)
152.	White Wagtail	0	0	0	0	147	1	0	1	103	2	254	42	0	147 (2014)
153.	alba wagtail sp.	0	0	0	0	0	18	193	303	124	166	804	134	0	303 (2017)
154.	Meadow Pipit	0	0	0	0	1670	217	3402	9246	3389	3500	21424	3571	0	9246 (2017)
155.	Tree Pipit	0	0	0	0	3	0	24	15	18	10	70	11.7	0	24 (2016)
156.	Olive-backed Pipit	0	0	0	0	0	0	0	1	0	1	2	0.3	0	1 (2017)
157.	Tree Pipit/Olive-backed Pipit	0	0	0	0	0	1	1	1	0	0	3	0.5	0	1 (2015)
158.	Water Pipit	0	0	0	0	2	7	1	4	9	7	30	5	0	9 (2018)
159.	Rock Pipit	0	0	0	0	0	1	1	10	6	1	19	3.2	0	10 (2017)
160.	Rock Pipit/Water Pipit	0	0	0	0	16	11	22	25	30	12	116	19	0	30 (2018)
161.	Chaffinch	0	0	0	0	18485	5323	3575	32512	12486	13395	85776	14296	0	32512 (2017)
162.	Brambling	0	0	0	0	154	214	46	588	491	190	1683	281	0	588 (2017)
163.	Hawfinch	0	0	0	0	1	8	1	80	3	13	106	18	0	80 (2017)
164.	Bullfinch	0	0	0	0	10	1	0	5	0	0	16	2.7	0	10 (2014)
165.	Northern Bullfinch	0	0	0	0	0	1	0	0	0	0	1	0.2	0	1 (2015)
166.	Northern Bullfinch (trumpet call)	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2019)
167.	Greenfinch	0	0	0	0	132	92	77	332	190	182	1005	168	0	332 (2017)
168.	Linnet	0	0	0	0	199	18	206	652	451	256	1782	297	0	652 (2017)
169.	redpoll sp.	0	0	0	0	29	16	0	164	55	4	268	45	0	164 (2017)
170.	Crossbill	0	0	0	0	9	1	15	43	1	13	82	13.7	0	43 (2017)
171.	Goldfinch	0	0	0	0	58	25	19	224	57	178	561	94	0	224 (2017)
172.	Serin	0	0	0	0	1	0	0	1	0	2	4	0.7	0	2 (2019)
173.	Siskin	0	0	0	0	190	365	100	848	376	6900	8779	1463	0	6900 (2019)
174.	Lapland Bunting	0	0	0	0	0	0	0	2	0	0	2	0.3	0	2 (2017)
175.	Corn Bunting	0	0	0	0	0	0	0	0	1	0	1	0.2	0	1 (2018)
176.	Yellowhammer	0	0	0	0	0	0	0	1	1	0	2	0.3	0	1 (2017)
177.	Little Bunting	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2019)
178.	Reed Bunting	0	0	0	0	190	74	80	244	241	210	1039	173	0	244 (2017)
179.	bunting sp.	0	0	0	0	0	0	2	0	0	2	4	0.7	0	2 (2016)
180.	passerine sp.	0	0	0	0	0	0	1	0	0	1	2	0.3	0	1 (2016)
	Other species
1.	Small Tortoiseshell	0	0	0	0	0	0	0	5	0	0	5	0.8	0	5 (2017)
2.	Dark Clouded Yellow	0	0	0	0	0	0	0	2	0	1	3	0.5	0	2 (2017)
3.	European Peacock	0	0	0	0	0	0	30	0	3	1	34	5.7	0	30 (2016)
4.	Swallowtail	0	0	0	0	0	0	0	0	0	1	1	0.2	0	1 (2019)
5.	Speckled Wood	0	0	0	0	0	0	1	2	0	0	3	0.5	0	2 (2017)
6.	Large White	0	0	0	0	0	0	1	1	0	0	2	0.3	0	1 (2016)
7.	Small White	0	0	0	0	0	0	10	0	0	0	10	1.7	0	10 (2016)
8.	white sp. (butterfly)	0	0	0	0	0	0	2	1	0	1	4	0.7	0	2 (2016)
9.	Comma	0	0	0	0	0	0	0	0	1	0	1	0.2	0	1 (2018)
10.	Red Admiral	0	0	0	0	0	1	54	3	9	26	93	15.5	0	54 (2016)
11.	Painted Lady	0	0	0	0	0	0	1	0	0	1	2	0.3	0	1 (2016)
	Other species
1.	Darter unknown	0	0	0	0	0	0	0	0	648	49	697	116	0	648 (2018)
2.	Migrant Hawker	0	0	0	0	0	0	0	0	2	1	3	0.5	0	2 (2018)
3.	Dragonfly unknown	0	0	0	0	0	0	0	0	0	2	2	0.3	0	2 (2019)
	Other species
1.	Bumblebee sp.	0	0	0	0	0	0	0	2	29	3	34	5.7	0	29 (2018)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
	Totals	0	0	0	0	63007	43031	30440	162928	106396	133672	539474	89912	5808
	Observation hours					40:40	35:40	79:45	141:20	175:32	155:37	628:34	104:46

Trektellen

Totals Slikken van de Heen 2010 - 2019