Totals VRS Castricum 2011 - 2020

	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Newly ringed	Retraps	Year Maximum
1.	Canada Goose	2	2	1	1	0	0	1	0	0	0	7	0.7	7	0	2 (2011)
2.	Barnacle Goose	3	1	2	3	2	1	1	1	1	0	15	1.5	14	1	3 (2011)
3.	Bar-headed Goose	0	0	0	0	1	0	0	0	0	0	1	0.1	1	0	1 (2015)
4.	Greylag Goose	2	1	0	2	1	0	1	0	0	0	7	0.7	7	0	2 (2011)
5.	Mute Swan	0	1	1	0	1	1	3	2	0	0	9	0.9	9	0	3 (2017)
6.	Egyptian Goose	0	1	0	0	0	0	0	0	0	0	1	0.1	1	0	1 (2012)
7.	Shelduck	1	2	0	0	0	0	0	0	0	0	3	0.3	3	0	2 (2012)
8.	Shoveler	0	0	0	0	0	0	0	1	0	0	1	0.1	1	0	1 (2018)
9.	Gadwall	0	2	0	0	0	0	0	2	3	2	9	0.9	9	0	3 (2019)
10.	Wigeon	0	1	0	0	0	0	0	3	0	0	4	0.4	4	0	3 (2018)
11.	Mallard	0	0	2	1	0	1	1	2	1	1	9	0.9	9	0	2 (2013)
12.	Pintail	0	0	0	0	0	0	0	6	0	0	6	0.6	6	0	6 (2018)
13.	Teal	0	0	0	0	0	1	0	15	3	0	19	1.9	19	0	15 (2018)
14.	duck sp.	0	0	0	0	0	0	0	1	0	0	1	0.1	1	0	1 (2018)
15.	Tufted Duck	0	0	0	0	0	0	0	15	1	0	16	1.6	16	0	15 (2018)
16.	Pheasant	5	7	5	2	0	1	0	0	0	0	20	2	8	12	7 (2012)
17.	Quail	78	11	3	12	18	11	16	5	9	12	175	18	170	5	78 (2011)
18.	Nightjar	0	0	0	0	0	0	0	1	0	0	1	0.1	1	0	1 (2018)
19.	Swift	7	2	62	13	1	2	2	0	8	0	97	9.7	91	6	62 (2013)
20.	Cuckoo	3	1	0	4	1	2	1	0	0	2	14	1.4	13	1	4 (2014)
21.	Stock Dove	0	0	0	0	0	0	1	0	0	0	1	0.1	1	0	1 (2017)
22.	Woodpigeon	3	0	1	0	0	0	0	0	0	0	4	0.4	3	1	3 (2011)
23.	Collared Dove	0	0	0	0	0	0	1	0	0	0	1	0.1	1	0	1 (2017)
24.	Water Rail	65	15	15	9	19	111	55	39	101	90	519	52	518	1	111 (2016)
25.	Corncrake	1	0	0	0	0	0	0	0	0	0	1	0.1	1	0	1 (2011)
26.	Spotted Crake	16	9	1	1	2	2	8	19	3	8	69	6.9	68	1	19 (2018)
27.	Moorhen	8	0	1	0	1	6	2	6	4	4	32	3.2	32	0	8 (2011)
28.	Coot	0	2	1	0	0	1	1	1	1	1	8	0.8	8	0	2 (2012)
29.	Little Grebe	0	0	0	0	0	0	1	0	0	0	1	0.1	1	0	1 (2017)
30.	Great Crested Grebe	1	0	0	0	0	0	0	0	0	0	1	0.1	1	0	1 (2011)
31.	Oystercatcher	0	4	1	0	0	2	0	2	0	1	10	1	10	0	4 (2012)
32.	Avocet	1	1	2	0	0	0	0	0	0	0	4	0.4	4	0	2 (2013)
33.	Lapwing	2	11	8	3	1	3	2	26	3	2	61	6.1	60	1	26 (2018)
34.	Golden Plover	4	7	10	4	4	17	2	7	0	8	63	6.3	63	0	17 (2016)
35.	Grey Plover	3	5	5	3	2	6	5	2	1	0	32	3.2	32	0	6 (2016)
36.	Ringed Plover	5	10	8	11	3	5	1	6	4	2	55	5.5	55	0	11 (2014)
37.	Little Ringed Plover	22	15	6	17	12	13	16	13	8	22	144	14	139	5	22 (2011)
38.	Dotterel	0	0	1	0	0	0	0	0	0	0	1	0.1	1	0	1 (2013)
39.	Whimbrel	3	2	1	1	0	1	1	1	1	1	12	1.2	12	0	3 (2011)
40.	Curlew	0	33	13	0	3	1	2	16	1	0	69	6.9	69	0	33 (2012)
41.	Bar-tailed Godwit	107	47	308	200	6	57	59	53	19	18	874	87	857	17	308 (2013)
42.	Icelandic Black-tailed Godwit	0	0	0	0	0	0	0	1	0	0	1	0.1	1	0	1 (2018)
43.	Turnstone	13	26	4	16	9	6	6	3	3	8	94	9.4	94	0	26 (2012)
44.	Knot	2	3	2	1	1	1	2	2	3	0	17	1.7	17	0	3 (2012)
45.	Ruff	0	1	0	0	0	0	1	0	0	0	2	0.2	2	0	1 (2012)
46.	Curlew Sandpiper	0	0	0	1	1	0	0	0	0	0	2	0.2	2	0	1 (2014)
47.	Sanderling	0	0	1	0	0	0	0	0	0	0	1	0.1	1	0	1 (2013)
48.	Dunlin	155	245	56	3	20	56	11	289	4	2	841	84	828	13	289 (2018)
49.	Little Stint	0	0	1	0	0	0	0	0	0	0	1	0.1	1	0	1 (2013)
50.	Woodcock	3	8	0	4	3	5	5	4	22	28	82	8.2	80	2	28 (2020)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Newly ringed	Retraps	Year Maximum
51.	Jack Snipe	0	0	1	0	11	26	7	12	6	27	90	9	89	1	27 (2020)
52.	Snipe	3	26	16	1	13	24	9	26	5	7	130	13	128	2	26 (2012)
53.	Common Sandpiper	1	12	1	2	2	5	3	2	3	0	31	3.1	31	0	12 (2012)
54.	Green Sandpiper	114	169	70	125	90	65	70	63	34	25	825	83	825	0	169 (2012)
55.	Redshank	4	6	24	1	9	2	2	8	6	2	64	6.4	64	0	24 (2013)
56.	Tringa totanus robusta	0	0	4	0	1	2	0	0	0	0	7	0.7	7	0	4 (2013)
57.	Wood Sandpiper	9	4	5	4	13	3	2	6	3	3	52	5.2	52	0	13 (2015)
58.	Spotted Redshank	4	3	2	1	2	0	0	0	0	0	12	1.2	12	0	4 (2011)
59.	Greenshank	10	11	9	19	8	3	18	14	7	4	103	10	103	0	19 (2014)
60.	Black-headed Gull	0	36	67	0	0	0	4	1	0	0	108	11	105	3	67 (2013)
61.	Common Gull	2	568	774	0	1	0	120	32	5	1	1503	150	1462	41	774 (2013)
62.	Larus canus heinei	0	2	7	0	0	0	0	0	0	0	9	0.9	9	0	7 (2013)
63.	Great Black-backed Gull	0	1	0	0	0	0	0	0	0	0	1	0.1	1	0	1 (2012)
64.	Herring Gull	11	6	16	1	1	2	1	8	1	5	52	5.2	51	1	16 (2013)
65.	Herring Gull (subsp. argentatus)	0	1	1	0	0	0	0	0	0	0	2	0.2	2	0	1 (2012)
66.	Lesser Black-backed Gull	4	12	8	0	2	1	0	4	0	1	32	3.2	31	1	12 (2012)
67.	Common Tern	0	0	0	0	1	0	1	0	0	0	2	0.2	2	0	1 (2015)
68.	Cormorant	1	0	0	0	0	0	0	1	1	0	3	0.3	3	0	1 (2011)
69.	Grey Heron	1	2	3	0	0	2	1	3	0	1	13	1.3	13	0	3 (2013)
70.	Sparrowhawk	9	2	0	0	4	3	5	4	2	4	33	3.3	27	6	9 (2011)
71.	Goshawk	2	0	0	0	1	0	0	0	0	0	3	0.3	2	1	2 (2011)
72.	Common Buzzard	4	1	0	0	0	1	1	0	0	0	7	0.7	7	0	4 (2011)
73.	Barn Owl	0	0	0	0	0	1	0	1	0	1	3	0.3	1	2	1 (2016)
74.	Long-eared Owl	0	0	0	0	0	0	0	1	0	3	4	0.4	4	0	3 (2020)
75.	Hoopoe	0	0	1	0	0	0	0	0	0	0	1	0.1	1	0	1 (2013)
76.	Kingfisher	9	2	11	20	26	33	15	14	14	15	159	16	138	21	33 (2016)
77.	Wryneck	8	10	17	2	7	9	1	1	5	4	64	6.4	54	10	17 (2013)
78.	Lesser Spotted Woodpecker	5	4	2	1	1	5	4	3	0	4	29	2.9	26	3	5 (2011)
79.	Great Spotted Woodpecker	41	47	15	28	40	12	50	31	29	36	329	33	215	114	50 (2017)
80.	Green Woodpecker	0	1	0	1	0	0	0	0	1	0	3	0.3	3	0	1 (2012)
81.	Kestrel	2	1	0	0	0	0	1	0	0	0	4	0.4	3	1	2 (2011)
82.	Hobby	1	0	0	0	0	0	0	0	0	0	1	0.1	1	0	1 (2011)
83.	Red-backed Shrike	1	0	1	0	0	0	0	0	0	1	3	0.3	3	0	1 (2011)
84.	Turkestan Shrike	0	0	0	2	0	0	0	0	0	0	2	0.2	1	1	2 (2014)
85.	Great Grey Shrike	2	0	1	1	0	3	0	0	1	0	8	0.8	6	2	3 (2016)
86.	Jay	5	13	7	4	8	7	3	4	4	3	58	5.8	41	17	13 (2012)
87.	Magpie	8	4	3	1	0	0	0	2	1	0	19	1.9	17	2	8 (2011)
88.	Jackdaw	0	0	1	0	1	1	1	2	1	1	8	0.8	8	0	2 (2018)
89.	Carrion Crow	2	6	1	2	0	1	4	0	0	0	16	1.6	12	4	6 (2012)
90.	Waxwing	0	6	0	0	0	13	0	0	0	0	19	1.9	19	0	13 (2016)
91.	Coal Tit	1	45	1	1	22	0	5	0	1	2	78	7.8	78	0	45 (2012)
92.	Crested Tit	1	4	0	4	2	2	1	0	0	1	15	1.5	15	0	4 (2012)
93.	Marsh Tit	5	9	2	3	2	0	0	1	4	2	28	2.8	27	1	9 (2012)
94.	Blue Tit	615	877	417	494	601	256	557	325	708	608	5458	546	4033	1425	877 (2012)
95.	Great Tit	713	914	384	677	554	480	581	644	578	551	6076	608	4014	2062	914 (2012)
96.	Penduline Tit	3	2	1	4	2	2	2	0	2	0	18	1.8	18	0	4 (2014)
97.	Bearded Tit	6	3	28	6	15	3	35	15	18	13	142	14	119	23	35 (2017)
98.	Wood Lark	2	8	0	2	1	5	4	1	8	14	45	4.5	40	5	14 (2020)
99.	Skylark	22	103	11	11	17	19	13	60	14	51	321	32	312	9	103 (2012)
100.	Shore Lark	0	0	1	0	0	1	0	0	0	0	2	0.2	2	0	1 (2013)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Newly ringed	Retraps	Year Maximum
101.	Short-toed Lark	0	0	0	0	1	0	0	0	0	0	1	0.1	1	0	1 (2015)
102.	Sand Martin	1	0	0	28	0	3	1	1	1	0	35	3.5	35	0	28 (2014)
103.	Swallow	76	139	39	102	38	207	22	56	178	42	899	90	889	10	207 (2016)
104.	House Martin	1	1	26	49	5	22	1	10	10	0	125	13	125	0	49 (2014)
105.	Cetti's Warbler	0	6	0	4	3	0	0	18	39	79	149	15	86	63	79 (2020)
106.	Long-tailed Tit	140	117	38	54	71	68	48	26	38	48	648	65	441	207	140 (2011)
107.	Northern Long-tailed Tit	0	0	0	0	6	0	0	0	0	0	6	0.6	6	0	6 (2015)
108.	Wood Warbler	0	1	0	0	0	0	0	1	1	1	4	0.4	4	0	1 (2012)
109.	Western Bonelli's Warbler	0	0	0	0	0	0	0	0	1	0	1	0.1	1	0	1 (2019)
110.	Hume's Warbler	0	0	0	0	0	0	1	0	0	0	1	0.1	1	0	1 (2017)
111.	Yellow-browed Warbler	18	41	26	47	37	40	65	121	54	65	514	51	486	28	121 (2018)
112.	Pallas's Leaf Warbler	0	0	1	0	0	3	0	0	1	4	9	0.9	9	0	4 (2020)
113.	Radde's Warbler	0	2	0	1	0	2	0	1	0	2	8	0.8	7	1	2 (2012)
114.	Dusky Warbler	0	2	0	0	0	0	0	0	4	5	11	1.1	8	3	5 (2020)
115.	Willow Warbler	600	563	793	497	549	464	433	494	421	341	5155	516	4010	1145	793 (2013)
116.	Phylloscopus trochilus acredula	0	0	1	0	1	0	1	0	1	0	4	0.4	4	0	1 (2013)
117.	Chiffchaff	613	477	671	760	714	796	513	378	660	595	6177	618	5676	501	796 (2016)
118.	Chiffchaff (Siberian - tristis)	7	6	11	8	0	2	8	6	11	10	69	6.9	69	0	11 (2013)
119.	Eastern Crowned-Warbler	0	0	0	0	0	2	0	0	0	0	2	0.2	1	1	2 (2016)
120.	Great Reed Warbler	1	1	0	0	0	1	7	0	0	6	16	1.6	10	6	7 (2017)
121.	Aquatic Warbler	3	8	6	6	3	4	6	11	5	3	55	5.5	55	0	11 (2018)
122.	Sedge Warbler	211	170	263	236	236	239	307	262	235	337	2496	250	2015	481	337 (2020)
123.	Paddyfield Warbler	0	0	0	0	0	0	0	2	0	0	2	0.2	1	1	2 (2018)
124.	Blyth's Reed-Warbler	0	4	2	0	0	1	1	8	2	0	18	1.8	15	3	8 (2018)
125.	Reed Warbler	719	1218	1316	1069	1032	1206	889	1186	1077	1055	10767	1077	9994	773	1316 (2013)
126.	Marsh Warbler	80	105	103	115	93	68	60	95	46	68	833	83	711	122	115 (2014)
127.	Booted Warbler	0	0	2	0	1	1	0	1	0	0	5	0.5	5	0	2 (2013)
128.	Melodious Warbler	0	1	0	0	0	1	1	0	1	0	4	0.4	4	0	1 (2012)
129.	Icterine Warbler	8	6	4	1	8	6	3	9	3	8	56	5.6	55	1	9 (2018)
130.	Pallas's Grasshopper-Warbler	0	0	0	0	0	0	1	0	0	0	1	0.1	1	0	1 (2017)
131.	River Warbler	2	0	0	1	0	0	0	0	0	0	3	0.3	2	1	2 (2011)
132.	Savi's Warbler	13	10	12	14	7	6	7	14	8	19	110	11	97	13	19 (2020)
133.	Grasshopper Warbler	302	322	396	331	239	313	235	208	114	150	2610	261	2303	307	396 (2013)
134.	Blackcap	3051	1545	2502	3255	2593	4021	2682	3456	2640	2703	28448	2845	27648	800	4021 (2016)
135.	Garden Warbler	256	310	307	293	315	445	293	228	348	327	3122	312	2976	146	445 (2016)
136.	Barred Warbler	5	11	3	11	10	5	3	10	8	8	74	7.4	70	4	11 (2012)
137.	Lesser Whitethroat	219	197	187	155	216	187	218	219	250	207	2055	206	1744	311	250 (2019)
138.	Blyth's Lesser Whitethroat	0	0	1	0	1	1	2	2	0	0	7	0.7	7	0	2 (2017)
139.	Whitethroat	469	309	451	320	389	356	410	409	360	246	3719	372	2909	810	469 (2011)
140.	Firecrest	55	71	99	168	255	136	227	162	155	150	1478	148	1311	167	255 (2015)
141.	Goldcrest	182	471	89	431	1336	860	256	975	1428	903	6931	693	6143	788	1428 (2019)
142.	Wren	121	91	83	169	179	191	99	164	107	94	1298	130	1022	276	191 (2016)
143.	Nuthatch	0	0	1	2	0	0	1	0	4	0	8	0.8	8	0	4 (2019)
144.	Tree Creeper	0	0	0	0	0	0	0	0	1	0	1	0.1	1	0	1 (2019)
145.	Short-toed Tree Creeper	27	23	21	22	34	17	25	21	19	16	225	23	205	20	34 (2015)
146.	Starling	282	239	357	214	381	187	440	141	256	586	3083	308	3069	14	586 (2020)
147.	Song Thrush	314	373	515	508	374	540	348	681	427	461	4541	454	4432	109	681 (2018)
148.	Mistle Thrush	2	0	5	1	0	0	2	0	1	0	11	1.1	11	0	5 (2013)
149.	Redwing	136	370	212	134	279	200	410	274	362	562	2939	294	2886	53	562 (2020)
150.	Blackbird	658	1007	696	1201	1000	1407	1088	1022	835	1057	9971	997	9311	660	1407 (2016)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Newly ringed	Retraps	Year Maximum
151.	Fieldfare	68	45	1248	13	120	105	273	521	136	227	2756	276	2674	82	1248 (2013)
152.	Ring Ouzel	3	15	5	3	3	5	1	5	10	25	75	7.5	73	2	25 (2020)
153.	Spotted Flycatcher	6	10	4	4	5	13	8	7	8	6	71	7.1	71	0	13 (2016)
154.	Robin	1089	1158	1120	1544	1254	2244	865	1523	2047	1561	14405	1441	13259	1146	2244 (2016)
155.	Bluethroat	63	44	42	64	50	46	33	47	32	42	463	46	423	40	64 (2014)
156.	Luscinia svecica svecica	1	0	0	0	0	0	0	0	0	0	1	0.1	1	0	1 (2011)
157.	White-spotted Bluethroat	11	4	8	10	5	8	3	14	5	15	83	8.3	56	27	15 (2020)
158.	Thrush Nightingale	0	1	1	0	1	2	0	0	1	0	6	0.6	6	0	2 (2016)
159.	Nightingale	334	224	260	195	199	198	316	427	300	222	2675	268	2226	449	427 (2018)
160.	Red-flanked Bluetail	4	0	0	0	0	0	0	0	0	3	7	0.7	4	3	4 (2011)
161.	Pied Flycatcher	5	22	23	11	19	15	8	24	36	32	195	20	189	6	36 (2019)
162.	Black Redstart	1	5	3	0	2	1	0	2	2	0	16	1.6	16	0	5 (2012)
163.	Redstart	52	35	63	26	41	46	30	45	62	68	468	47	427	41	68 (2020)
164.	Whinchat	13	12	30	15	15	21	4	5	7	6	128	13	126	2	30 (2013)
165.	Stonechat	78	51	62	92	78	77	84	85	85	94	786	79	698	88	94 (2020)
166.	Wheatear	9	6	5	0	2	2	4	3	2	2	35	3.5	33	2	9 (2011)
167.	Oenanthe oenanthe leucorhoa	0	0	0	0	1	1	2	3	2	2	11	1.1	11	0	3 (2018)
168.	Tree Sparrow	48	21	4	17	7	8	2	9	2	4	122	12	121	1	48 (2011)
169.	House Sparrow	0	2	1	1	0	0	0	0	0	0	4	0.4	4	0	2 (2012)
170.	Dunnock	257	182	184	214	201	235	191	197	160	131	1952	195	1590	362	257 (2011)
171.	Blue-headed Wagtail	10	12	11	1	40	53	51	18	26	50	272	27	271	1	53 (2016)
172.	Yellow Wagtail (flavissima)	0	0	0	0	0	5	0	1	0	1	7	0.7	7	0	5 (2016)
173.	Grey-headed Wagtail	0	0	0	0	0	1	0	0	0	0	1	0.1	1	0	1 (2016)
174.	Yellow wagtail sp.	0	0	0	0	0	0	0	1	0	0	1	0.1	1	0	1 (2018)
175.	Grey Wagtail	4	14	8	26	73	50	21	58	11	75	340	34	338	2	75 (2020)
176.	White Wagtail	24	15	8	17	10	24	14	18	8	17	155	16	154	1	24 (2011)
177.	alba wagtail sp.	0	0	0	0	0	0	0	0	0	1	1	0.1	1	0	1 (2020)
178.	Pied Wagtail	5	3	1	1	0	0	1	0	0	0	11	1.1	11	0	5 (2011)
179.	Richard's Pipit	1	3	3	0	1	2	0	0	2	0	12	1.2	12	0	3 (2012)
180.	Meadow Pipit	116	80	99	175	37	84	152	177	68	55	1043	104	982	61	177 (2018)
181.	Tree Pipit	46	21	35	34	12	25	14	36	48	28	299	30	291	8	48 (2019)
182.	Olive-backed Pipit	0	2	0	0	1	0	0	0	0	0	3	0.3	3	0	2 (2012)
183.	Water Pipit	2	7	6	20	30	15	23	13	25	32	173	17	173	0	32 (2020)
184.	Rock Pipit	4	32	21	12	30	24	50	6	16	33	228	23	225	3	50 (2017)
185.	Chaffinch	100	93	97	67	61	36	50	91	60	102	757	76	647	110	102 (2020)
186.	Brambling	20	52	23	14	15	2	5	7	17	38	193	19	189	4	52 (2012)
187.	Hawfinch	2	4	0	0	1	0	2	3	0	1	13	1.3	13	0	4 (2012)
188.	Bullfinch	47	52	28	20	25	12	15	7	2	9	217	22	149	68	52 (2012)
189.	Northern Bullfinch	0	0	0	0	0	2	0	0	0	0	2	0.2	2	0	2 (2016)
190.	Common Rosefinch	1	1	3	2	2	3	5	3	2	2	24	2.4	17	7	5 (2017)
191.	Greenfinch	43	30	26	12	16	14	14	19	14	24	212	21	203	9	43 (2011)
192.	Twite	0	5	5	0	0	0	0	0	0	0	10	1	9	1	5 (2012)
193.	Linnet	26	24	27	133	119	80	134	140	116	150	949	95	860	89	150 (2020)
194.	Mealy Redpoll	59	0	15	0	1	38	139	191	0	0	443	44	435	8	191 (2018)
195.	Lesser Redpoll	15	11	34	0	1	13	28	11	2	11	126	13	119	7	34 (2013)
196.	Arctic Redpoll	0	0	0	0	0	0	1	0	0	0	1	0.1	1	0	1 (2017)
197.	redpoll sp.	1	2	3	0	0	2	2	10	0	2	22	2.2	22	0	10 (2018)
198.	Goldfinch	8	24	5	11	9	18	32	25	41	78	251	25	240	11	78 (2020)
199.	Serin	0	1	0	0	0	0	0	0	0	0	1	0.1	1	0	1 (2012)
200.	Siskin	57	22	4	0	0	10	0	0	30	4	127	13	126	1	57 (2011)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Newly ringed	Retraps	Year Maximum
201.	Lapland Bunting	0	0	0	0	1	0	0	2	1	0	4	0.4	4	0	2 (2018)
202.	Snow Bunting	1	9	8	5	3	10	4	8	13	1	62	6.2	62	0	13 (2019)
203.	Yellowhammer	0	4	0	1	0	2	1	2	1	0	11	1.1	11	0	4 (2012)
204.	Ortolan Bunting	0	1	0	0	0	0	0	0	0	0	1	0.1	1	0	1 (2012)
205.	Little Bunting	1	6	3	1	0	1	1	1	0	0	14	1.4	14	0	6 (2012)
206.	Rustic Bunting	0	0	0	0	0	0	1	0	0	0	1	0.1	1	0	1 (2017)
207.	Reed Bunting	156	101	69	84	81	106	55	128	74	74	928	93	780	148	156 (2011)
208.	passerine sp.	0	0	0	0	0	0	0	1	0	0	1	0.1	1	0	1 (2018)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Newly ringed	Retraps	Year Maximum
	Totals	13509	14082	15279	14782	14548	16972	13482	16399	15252	14988	149293	14929	134854	14439
	Observation hours	1,234:15	1,364:55	1,352:29	1,299:50	1,223:30	1,409:54	524:40	1,539:51	1,131:19	1,214:00	12,294:43	1,229:28

Trektellen

Totals VRS Castricum 2011 - 2020