Select until 16 September

Totals Bergen aan Zee 2016 - 2025

	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
1.	Dark-bellied Brent Goose	0	2	0	0	194	2	0	1	1	0	200	20	0	194 (2020)
2.	Canada Goose	2	37	9	12	8	1	6	39	59	0	173	17	0	59 (2024)
3.	Barnacle Goose	28	13	15	905	199	47	40	39	0	0	1286	129	0	905 (2019)
4.	Greylag Goose	276	446	481	1395	1231	667	382	266	630	15	5789	579	0	1395 (2019)
5.	goose sp.	552	16	249	528	452	143	577	162	115	0	2794	279	0	577 (2022)
6.	Pink-footed Goose	0	0	0	0	40	60	419	7	0	0	526	53	0	419 (2022)
7.	Tundra Bean Goose	151	0	2	1	8	1	151	1	3	0	318	32	0	151 (2016)
8.	Eurasian White-fronted Goose	76	41	172	255	915	118	981	751	24	0	3333	333	0	981 (2022)
9.	Black Swan	0	0	0	0	0	0	0	2	0	0	2	0.2	0	2 (2023)
10.	Mute Swan	6	12	4	9	28	13	1	15	0	0	88	8.8	0	28 (2020)
11.	Bewick's Swan	0	0	0	1	0	2	0	0	0	0	3	0.3	0	2 (2021)
12.	Whooper Swan	0	0	3	0	0	0	0	0	0	0	3	0.3	0	3 (2018)
13.	Egyptian Goose	86	60	74	128	128	100	21	38	30	6	671	67	0	128 (2019)
14.	Shelduck	335	155	230	136	53	124	1	41	12	0	1087	109	0	335 (2016)
15.	Garganey	2	0	0	0	0	0	0	0	0	0	2	0.2	0	2 (2016)
16.	Shoveler	0	0	7	0	1	0	0	0	15	0	23	2.3	0	15 (2024)
17.	Gadwall	0	0	0	0	8	15	0	1	7	1	32	3.2	0	15 (2021)
18.	Wigeon	30	78	0	20	208	106	4	103	73	0	622	62	0	208 (2020)
19.	Mallard	24	4	16	11	15	55	2	14	68	0	209	21	0	68 (2024)
20.	Pintail	6	19	4	2	6	8	32	79	1	0	157	16	0	79 (2023)
21.	Teal	11	2	18	6	66	54	7	2	72	0	238	24	0	72 (2024)
22.	dabbling duck sp.	8	0	0	0	0	0	0	0	0	0	8	0.8	0	8 (2016)
23.	duck sp.	17	0	6	26	11	0	0	18	0	0	78	7.8	0	26 (2019)
24.	Tufted Duck	2	1	1	1	0	8	0	7	15	0	35	3.5	0	15 (2024)
25.	Eider	0	0	0	0	0	0	0	0	7	0	7	0.7	0	7 (2024)
26.	Common Scoter	0	0	0	0	71	0	10	0	21	0	102	10	0	71 (2020)
27.	Goldeneye	0	0	0	0	0	0	2	0	0	0	2	0.2	0	2 (2022)
28.	Goosander	0	0	9	0	0	0	0	0	0	0	9	0.9	0	9 (2018)
29.	Red-breasted Merganser	0	0	0	1	8	0	1	0	1	0	11	1.1	0	8 (2020)
30.	Swift	2294	481	4487	224	536	1309	5	38	38	0	9412	941	0	4487 (2018)
31.	Pallid Swift	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
32.	Apus sp.	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
33.	Cuckoo	2	0	0	3	7	2	2	0	0	0	16	1.6	0	7 (2020)
34.	Stock Dove	33	65	380	61	87	257	115	263	15	1	1277	128	0	380 (2018)
35.	Woodpigeon	2984	3396	13629	2171	4451	3043	1928	2444	376	0	34422	3442	0	13629 (2018)
36.	Turtle Dove	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2019)
37.	Collared Dove	16	12	13	10	18	24	4	9	3	2	111	11	0	24 (2021)
38.	Crane	0	0	2	0	0	3	0	0	0	0	5	0.5	0	3 (2021)
39.	Great Crested Grebe	0	0	0	0	0	5	5	0	0	0	10	1	0	5 (2021)
40.	Slavonian Grebe	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2019)
41.	Oystercatcher	84	24	66	24	55	33	0	1	0	0	287	29	0	84 (2016)
42.	Avocet	0	0	0	0	3	2	0	0	0	0	5	0.5	0	3 (2020)
43.	Grey Plover	8	2	7	1	71	8	1	3	1	0	102	10	0	71 (2020)
44.	Golden Plover	1885	2393	1010	1063	3563	1825	2137	178	60	7	14121	1412	0	3563 (2020)
45.	Dotterel	4	1	2	2	4	0	1	6	2	0	22	2.2	0	6 (2023)
46.	Ringed Plover	108	30	26	15	51	41	15	72	64	5	427	43	0	108 (2016)
47.	Little Ringed Plover	1	0	4	1	6	1	0	0	1	0	14	1.4	0	6 (2020)
48.	Lapwing	1	292	899	609	265	216	171	2	30	0	2485	249	0	899 (2018)
49.	Whimbrel	24	29	10	55	27	6	1	0	3	0	155	16	0	55 (2019)
50.	Curlew	28	4	28	33	7	19	72	16	6	0	213	21	0	72 (2022)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
51.	Bar-tailed Godwit	0	0	4	52	40	2	0	0	0	0	98	9.8	0	52 (2019)
52.	Black-tailed Godwit	0	0	13	0	0	6	0	0	0	0	19	1.9	0	13 (2018)
53.	Jack Snipe	0	0	1	0	0	2	0	0	1	0	4	0.4	0	2 (2021)
54.	Woodcock	0	1	1	0	0	1	1	0	0	0	4	0.4	0	1 (2017)
55.	Snipe	265	280	214	335	184	214	136	205	685	0	2518	252	0	685 (2024)
56.	Common Sandpiper	1	0	1	0	3	2	1	1	6	0	15	1.5	0	6 (2024)
57.	Green Sandpiper	49	24	67	35	43	31	19	15	82	0	365	37	0	82 (2024)
58.	Wood Sandpiper	1	1	1	3	1	2	1	2	3	0	15	1.5	0	3 (2019)
59.	Redshank	12	4	30	19	19	5	5	9	4	0	107	11	0	30 (2018)
60.	Spotted Redshank	0	1	2	0	2	1	0	1	1	0	8	0.8	0	2 (2018)
61.	Greenshank	37	13	16	25	27	20	14	12	13	0	177	18	0	37 (2016)
62.	Turnstone	2	4	2	3	4	13	3	14	0	0	45	4.5	0	14 (2023)
63.	Ruff	1	0	2	14	0	14	0	11	1	0	43	4.3	0	14 (2019)
64.	wader sp.	12	2	11	9	8	4	1	10	0	0	57	5.7	0	12 (2016)
65.	Sanderling	0	0	0	0	0	0	0	10	1	0	11	1.1	0	10 (2023)
66.	Dunlin	50	22	14	17	19	17	0	6	10	0	155	16	0	50 (2016)
67.	Little Stint	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2016)
68.	Little Tern	0	0	0	0	0	4	0	0	0	0	4	0.4	0	4 (2021)
69.	Black Tern	0	0	1	7	0	0	0	0	0	0	8	0.8	0	7 (2019)
70.	Arctic Tern	0	0	0	1	0	3	0	0	0	0	4	0.4	0	3 (2021)
71.	Common Tern	20	17	40	82	93	82	3	15	54	3	409	41	0	93 (2020)
72.	Sandwich Tern	222	135	117	171	239	182	9	40	14	3	1132	113	0	239 (2020)
73.	Little Gull	0	0	0	387	8	19	0	0	0	0	414	41	0	387 (2019)
74.	Black-headed Gull	3975	2257	3579	5272	3112	2263	418	418	1628	17	22939	2294	0	5272 (2019)
75.	Mediterranean Gull	0	0	1	0	1	0	0	0	0	0	2	0.2	0	1 (2018)
76.	Common Gull	319	189	336	422	1125	226	59	77	208	2	2963	296	0	1125 (2020)
77.	Caspian Gull	0	0	0	1	2	2	0	1	2	0	8	0.8	0	2 (2020)
78.	Herring Gull	2199	646	1202	2791	2154	2047	160	343	634	0	12176	1218	0	2791 (2019)
79.	Yellow-legged Gull	0	0	0	2	0	0	0	0	0	0	2	0.2	0	2 (2019)
80.	Great Black-backed Gull	42	202	108	83	37	19	1	2	15	0	509	51	0	202 (2017)
81.	Glaucous Gull	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
82.	Lesser Black-backed Gull	1175	3518	2284	3266	2419	891	769	110	350	28	14810	1481	0	3518 (2017)
83.	Iceland Gull	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2019)
84.	Arctic Skua	0	0	0	0	0	1	0	3	0	0	4	0.4	0	3 (2023)
85.	Pomarine Skua	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
86.	Razorbill	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
87.	Razorbill/Guillemot	0	0	0	0	2	14	0	0	0	0	16	1.6	0	14 (2021)
88.	Little Auk	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
89.	Guillemot	0	0	0	0	3	2	0	0	0	0	5	0.5	0	3 (2020)
90.	Red-throated Diver	0	0	0	1	2	7	30	0	0	0	40	4	1	30 (2022)
91.	Black-throated Diver	0	0	0	0	3	5	0	0	0	0	8	0.8	0	5 (2021)
92.	diver sp.	0	0	0	0	0	7	0	0	6	0	13	1.3	0	7 (2021)
93.	Sooty Shearwater	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
94.	Black Stork	1	0	0	5	0	0	0	0	0	0	6	0.6	0	5 (2019)
95.	Gannet	0	0	0	0	3	10	0	3	1	0	17	1.7	0	10 (2021)
96.	Cormorant	1452	895	1724	2538	1535	1560	448	944	526	36	11658	1166	0	2538 (2019)
97.	Spoonbill	115	3	77	88	27	279	2	314	1	1	907	91	0	314 (2023)
98.	Little Egret	0	0	0	0	0	0	0	2	0	0	2	0.2	0	2 (2023)
99.	Great White Egret	9	11	32	12	27	19	12	61	58	1	242	24	0	61 (2023)
100.	Grey Heron	61	53	127	71	152	72	26	207	38	0	807	81	0	207 (2023)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
101.	Purple Heron	1	0	2	0	7	2	1	0	1	0	14	1.4	0	7 (2020)
102.	Osprey	9	0	2	5	0	1	2	2	6	0	27	2.7	0	9 (2016)
103.	Honey Buzzard	26	1	5	9	2	1	7	0	3	0	54	5.4	0	26 (2016)
104.	Sparrowhawk	88	152	251	191	168	135	64	63	33	2	1147	115	2	251 (2018)
105.	Goshawk	1	4	3	1	8	2	2	0	1	0	22	2.2	0	8 (2020)
106.	Marsh Harrier	18	5	7	35	13	17	8	43	35	1	182	18	0	43 (2023)
107.	Hen Harrier	4	4	7	11	15	7	10	3	1	0	62	6.2	0	15 (2020)
108.	Pallid Harrier	0	0	0	0	2	0	2	0	0	0	4	0.4	0	2 (2020)
109.	Montagu's Harrier	1	1	1	0	0	0	0	0	0	0	3	0.3	0	1 (2016)
110.	Hen/Montagu's/Pallid Harrier	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
111.	Red Kite	0	0	6	0	0	0	0	0	0	0	6	0.6	0	6 (2018)
112.	Black Kite	0	0	0	1	1	0	0	0	0	0	2	0.2	0	1 (2019)
113.	White-tailed Eagle	1	0	0	1	0	0	1	0	0	0	3	0.3	0	1 (2016)
114.	Rough-legged Buzzard	1	1	1	0	1	0	0	0	0	0	4	0.4	0	1 (2016)
115.	Common Buzzard	88	46	66	130	342	21	15	62	31	1	802	80	7	342 (2020)
116.	Short-eared Owl	1	0	1	3	0	0	1	1	0	0	7	0.7	0	3 (2019)
117.	Kingfisher	0	1	0	0	1	0	0	0	0	0	2	0.2	0	1 (2017)
118.	Lesser Spotted Woodpecker	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
119.	Great Spotted Woodpecker	16	88	28	67	43	27	15	25	2	6	317	32	0	88 (2017)
120.	Green Woodpecker	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2024)
121.	Kestrel	28	60	42	109	47	18	13	43	15	2	377	38	0	109 (2019)
122.	Red-footed Falcon	2	1	0	0	0	0	0	0	1	0	4	0.4	0	2 (2016)
123.	Merlin	9	4	11	5	4	3	4	2	0	0	42	4.2	0	11 (2018)
124.	Hobby	9	3	2	1	5	2	2	2	0	0	26	2.6	0	9 (2016)
125.	Peregrine	10	7	11	17	9	13	1	4	2	0	74	7.4	0	17 (2019)
126.	Rose-ringed Parakeet	4	0	3	0	0	2	0	0	0	0	9	0.9	0	4 (2016)
127.	Budgerigar	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2023)
128.	Great Grey Shrike	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
129.	Jay	1	16	18	310	17	422	2	8	15	0	809	81	0	422 (2021)
130.	Magpie	5	2	9	21	15	4	9	9	1	0	75	7.5	0	21 (2019)
131.	Jackdaw	481	781	1746	1193	3357	2103	155	2422	50	0	12288	1229	0	3357 (2020)
132.	Rook	0	3	5	9	4	12	11	86	0	0	130	13	0	86 (2023)
133.	Carrion Crow	15	22	36	81	95	11	18	52	5	2	337	34	0	95 (2020)
134.	Waxwing	0	0	1	1	1	0	0	0	0	0	3	0.3	0	1 (2018)
135.	Coal Tit	1	146	3	2	1	3	2	9	0	0	167	17	0	146 (2017)
136.	Blue Tit	44	328	57	259	143	1887	153	172	20	2	3065	307	0	1887 (2021)
137.	Great Tit	154	601	178	317	232	272	135	110	70	5	2074	207	0	601 (2017)
138.	Bearded Tit	10	1	0	2	0	0	3	0	0	0	16	1.6	0	10 (2016)
139.	Wood Lark	70	125	129	116	143	200	55	84	27	0	949	95	7	200 (2021)
140.	Skylark	273	2000	3321	1408	1485	1527	474	1037	337	0	11862	1186	0	3321 (2018)
141.	Shore Lark	0	4	19	16	5	35	25	14	30	0	148	15	0	35 (2021)
142.	Sand Martin	23	4	29	115	39	20	6	20	21	4	281	28	0	115 (2019)
143.	Swallow	2893	1229	2651	4024	1397	1499	967	2442	2729	135	19966	1997	0	4024 (2019)
144.	House Martin	988	494	1604	1585	467	461	984	1689	1778	663	10713	1071	0	1778 (2024)
145.	Long-tailed Tit	2	5	0	23	0	0	0	10	0	0	40	4	0	23 (2019)
146.	Yellow-browed Warbler	0	3	0	1	2	1	0	0	1	0	8	0.8	0	3 (2017)
147.	Pallas's Leaf Warbler	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
148.	Willow Warbler	12	28	8	10	9	8	1	2	3	0	81	8.1	0	28 (2017)
149.	Chiffchaff	25	29	24	40	21	17	5	16	14	1	192	19	0	40 (2019)
150.	Chiffchaff (Siberian - tristis)	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
151.	Chiffchaff/Willow Warbler	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
152.	Greenish Warbler	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2016)
153.	Blackcap	1	7	1	0	2	2	0	0	0	0	13	1.3	0	7 (2017)
154.	Lesser Whitethroat	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
155.	Whitethroat	2	3	3	4	3	2	1	0	0	0	18	1.8	0	4 (2019)
156.	Firecrest	1	2	0	0	0	0	0	0	0	0	3	0.3	0	2 (2017)
157.	Goldcrest	29	20	42	660	92	12	1	12	4	0	872	87	0	660 (2019)
158.	Wren	0	0	0	2	4	0	1	1	0	0	8	0.8	0	4 (2020)
159.	Starling	35384	212782	135276	194463	275238	354433	87141	35611	13296	4	1343628	134363	0	354433 (2021)
160.	Song Thrush	478	933	27660	10234	1855	1338	1795	18736	1038	0	64067	6407	0	27660 (2018)
161.	Mistle Thrush	23	106	56	111	16	83	32	36	2	1	466	47	1	111 (2019)
162.	Redwing	16079	9086	45176	19429	95350	35182	13480	49393	2311	0	285486	28549	0	95350 (2020)
163.	Blackbird	51	99	229	199	163	154	91	26	13	0	1025	103	0	229 (2018)
164.	Fieldfare	304	21814	20811	68381	23026	4756	4185	7063	7	0	150347	15035	0	68381 (2019)
165.	Ring Ouzel	12	3	20	43	33	8	2	22	2	0	145	15	2	43 (2019)
166.	thrush sp.	0	0	1208	0	0	0	0	0	0	0	1208	121	0	1208 (2018)
167.	Robin	0	2	2	2	0	2	0	1	0	0	9	0.9	0	2 (2017)
168.	Redstart	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
169.	Whinchat	11	1	1	4	2	4	0	0	1	0	24	2.4	0	11 (2016)
170.	Stonechat	33	24	15	27	20	18	2	2	1	0	142	14	0	33 (2016)
171.	Wheatear	26	14	8	18	9	1	4	7	7	0	94	9.4	0	26 (2016)
172.	Tree Sparrow	201	630	437	367	117	305	106	68	16	0	2247	225	0	630 (2017)
173.	House Sparrow	10	2	108	33	29	57	37	3	16	0	295	30	0	108 (2018)
174.	Dunnock	108	159	125	97	77	113	45	87	32	5	848	85	0	159 (2017)
175.	Yellow Wagtail (flavissima)	0	0	0	5	1	0	0	0	0	0	6	0.6	0	5 (2019)
176.	Grey-headed Wagtail	0	0	0	0	0	0	0	4	0	0	4	0.4	0	4 (2023)
177.	Yellow wagtail sp.	1347	448	1003	1136	397	411	828	1184	359	50	7163	716	0	1347 (2016)
178.	Grey Wagtail	103	134	127	152	164	179	75	100	99	0	1133	113	0	179 (2021)
179.	White Wagtail	0	0	0	9	5	1	0	0	10	0	25	2.5	0	10 (2024)
180.	alba wagtail sp.	451	512	491	543	357	488	99	261	189	16	3407	341	0	543 (2019)
181.	Pied Wagtail	0	0	0	2	0	1	0	0	0	0	3	0.3	0	2 (2019)
182.	Richard's Pipit	15	7	10	19	10	7	1	4	0	0	73	7.3	0	19 (2019)
183.	Tawny Pipit	1	2	3	1	2	2	0	1	3	0	15	1.5	0	3 (2018)
184.	Meadow Pipit	9994	20247	17238	18677	14562	24879	3884	7102	6055	146	122784	12278	0	24879 (2021)
185.	Tree Pipit	79	36	92	75	54	136	23	58	48	5	606	61	0	136 (2021)
186.	Olive-backed Pipit	0	1	2	1	2	1	0	2	0	0	9	0.9	0	2 (2018)
187.	Tree Pipit/Olive-backed Pipit	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
188.	Red-throated Pipit	3	0	1	5	0	2	1	0	0	0	12	1.2	0	5 (2019)
189.	Water Pipit	5	8	5	3	19	22	22	13	9	0	106	11	0	22 (2021)
190.	Rock Pipit	62	93	103	122	150	247	79	73	98	0	1027	103	0	247 (2021)
191.	Chaffinch	17545	63621	115496	40397	62572	144874	50831	16706	12667	4	524713	52471	0	144874 (2021)
192.	Brambling	267	2567	12398	926	1573	11612	788	607	281	0	31019	3102	0	12398 (2018)
193.	Hawfinch	1	0	8	0	3	1	0	0	0	0	13	1.3	0	8 (2018)
194.	Bullfinch	0	1	0	1	1	0	0	0	0	0	3	0.3	0	1 (2017)
195.	Northern Bullfinch (trumpet call)	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
196.	Common Rosefinch	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
197.	Greenfinch	706	596	512	640	458	301	337	156	64	1	3771	377	0	706 (2016)
198.	Twite	0	3	9	0	0	1	0	0	0	0	13	1.3	0	9 (2018)
199.	Linnet	3312	4063	5897	2316	2210	3984	1190	2013	1320	9	26314	2631	0	5897 (2018)
200.	Mealy Redpoll	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2017)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
201.	Lesser Redpoll	0	1	6	3	57	6	14	5	10	0	102	10	0	57 (2020)
202.	redpoll sp.	6	457	121	5	43	7	46	38	1	0	724	72	0	457 (2017)
203.	Parrot Crossbill	0	13	0	0	0	0	0	0	0	0	13	1.3	0	13 (2017)
204.	Crossbill	215	174	24	82	11	141	10	122	0	0	779	78	0	215 (2016)
205.	Goldfinch	198	313	433	231	694	299	280	171	87	3	2709	271	0	694 (2020)
206.	Serin	0	0	0	2	1	0	3	1	1	0	8	0.8	0	3 (2022)
207.	Siskin	334	1140	3200	22282	3042	9893	2297	4936	772	0	47896	4790	0	22282 (2019)
208.	Lapland Bunting	42	38	16	54	69	47	12	8	4	0	290	29	0	69 (2020)
209.	Snow Bunting	5	17	1	2	18	0	2	0	0	0	45	4.5	0	18 (2020)
210.	Corn Bunting	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2018)
211.	Yellowhammer	12	5	38	3	7	14	12	2	1	0	94	9.4	0	38 (2018)
212.	Ortolan Bunting	2	1	3	1	1	1	0	0	1	0	10	1	0	3 (2018)
213.	Little Bunting	0	1	1	1	1	2	0	5	1	0	12	1.2	0	5 (2023)
214.	Rustic Bunting	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2022)
215.	Reed Bunting	533	399	1105	393	418	690	717	388	89	3	4735	474	0	1105 (2018)
216.	bunting sp.	0	0	2	0	0	0	0	0	0	0	2	0.2	0	2 (2018)
	Other species
1.	Common Noctule	2	28	0	5	4	0	7	1	2	0	49	4.9	0	28 (2017)
	Other species
1.	Small Tortoiseshell	2	3	0	12	5	1	2	0	1	0	26	2.6	0	12 (2019)
2.	Silver Y	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
3.	Dark Clouded Yellow	0	0	0	2	1	0	0	0	0	0	3	0.3	0	2 (2019)
4.	Brimstone	0	0	0	1	0	1	0	0	1	0	3	0.3	0	1 (2019)
5.	European Peacock	0	0	1	3	1	1	0	1	7	0	14	1.4	0	7 (2024)
6.	Large White	0	0	0	1	3	0	0	1	8	0	13	1.3	0	8 (2024)
7.	Small White	62	24	94	86	145	27	5	110	88	2	643	64	0	145 (2020)
8.	white sp. (butterfly)	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2021)
9.	Comma	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2019)
10.	Red Admiral	25	7	7	80	53	12	6	58	194	0	442	44	0	194 (2024)
11.	Painted Lady	0	0	1	18	0	1	0	0	1	0	21	2.1	0	18 (2019)
	Other species
1.	Emperor Dragonfly	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2020)
2.	Common Darter	0	0	0	0	3	0	0	0	0	0	3	0.3	0	3 (2020)
3.	Darter unknown	0	0	0	4	15	149	45	95	306	4	618	62	0	306 (2024)
4.	Migrant Hawker	0	0	0	0	6	1	0	0	9	0	16	1.6	0	9 (2024)
5.	Dragonfly unknown	0	0	55	0	2	1	0	0	0	0	58	5.8	0	55 (2018)
	Other species
1.	Bumblebee sp.	9	0	5	52	18	122	17	29	59	2	313	31	0	122 (2021)
	Species	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025	Totals	Average	Present	Year Maximum
	Totals	112511	362742	431846	415971	515397	620140	180925	161210	50920	1207	2852869	285287	20
	Observation hours	177:50	167:20	198:25	189:20	180:10	173:55	72:55	101:17	68:21	5:00	1,334:33	133:27

Trektellen

Totals Bergen aan Zee 2016 - 2025