Also present

Totals Bergen aan Zee 2020

	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Dark-bellied Brent Goose	0	0	0	49	0	0	0	0	145	0	194	144	50	140 (12 Oct)	7	3	21 May	12 Oct
2.	Canada Goose	0	0	0	0	5	0	1	0	2	0	8	3	5	5 ( 2 Jun)	7	3	2 Jun	3 Oct
3.	Barnacle Goose	0	91	4	5	0	0	80	13	0	6	199	149	50	80 (27 Aug)	22	10	14 Mar	27 Nov
4.	Greylag Goose	17	12	28	21	6	0	106	290	421	330	1231	926	305	199 ( 8 Nov)	80	36	7 Feb	27 Nov
5.	goose sp.	0	0	0	0	6	0	0	25	241	180	452	264	188	140 (14 Oct)	27	12	2 Jun	27 Nov
6.	Pink-footed Goose	0	0	0	0	0	0	0	3	34	3	40	39	1	19 ( 3 Oct)	13	6	26 Sep	8 Nov
7.	Tundra Bean Goose	2	0	0	0	0	0	0	0	6	0	8	6	2	6 (12 Oct)	4	2	7 Feb	12 Oct
8.	Eurasian White-fronted Goose	33	0	0	0	0	0	0	4	54	824	915	749	166	617 ( 8 Nov)	27	12	7 Feb	27 Nov
9.	Mute Swan	3	0	5	19	0	0	0	0	0	1	28	1	27	11 ( 6 May)	11	5	7 Feb	8 Nov
10.	Egyptian Goose	2	0	42	13	4	0	9	11	27	20	128	78	50	33 (10 Apr)	47	21	7 Feb	27 Nov
11.	Shelduck	0	0	4	0	0	29	1	7	12	0	53	21	32	29 (17 Jul)	20	9	19 Apr	17 Oct
12.	Shoveler	0	0	0	0	0	0	0	0	1	0	1	1	0	1 ( 3 Oct)	2	1	3 Oct	3 Oct
13.	Gadwall	0	0	2	6	0	0	0	0	0	0	8	4	4	4 ( 8 May)	7	3	10 Apr	21 May
14.	Wigeon	0	0	0	0	0	0	1	0	108	99	208	29	179	99 ( 8 Nov)	13	6	14 Aug	8 Nov
15.	Mallard	0	0	2	4	5	0	2	0	0	2	15	7	8	5 ( 2 Jun)	13	6	19 Apr	27 Nov
16.	Pintail	0	0	0	0	0	0	0	2	4	0	6	3	3	3 ( 2 Oct)	7	3	19 Sep	13 Oct
17.	Teal	0	13	0	0	0	0	50	2	0	1	66	66	0	50 (27 Aug)	11	5	14 Mar	8 Nov
18.	duck sp.	0	0	0	2	0	1	0	2	6	0	11	9	2	6 (17 Oct)	9	4	8 May	17 Oct
19.	Common Scoter	0	0	0	0	0	0	0	0	71	0	71	71	0	71 ( 3 Oct)	2	1	3 Oct	3 Oct
20.	Red-breasted Merganser	0	0	0	0	0	0	0	0	3	5	8	8	0	4 ( 8 Nov)	7	3	3 Oct	8 Nov
21.	Swift	0	0	1	26	368	116	22	2	1	0	536	236	300	237 (12 Jun)	27	12	19 Apr	2 Oct
22.	Cuckoo	0	0	0	6	0	0	1	0	0	0	7	1	6	2 ( 6 May)	11	5	6 May	16 Aug
23.	Stock Dove	3	0	1	5	2	2	3	1	26	44	87	78	9	28 ( 7 Nov)	36	16	7 Feb	8 Nov
24.	Woodpigeon	6	14	18	25	3	0	0	31	3258	1096	4451	4146	305	1222 (17 Oct)	69	31	7 Feb	27 Nov
25.	Collared Dove	0	0	4	1	4	0	0	5	0	4	18	10	8	4 (19 Apr)	16	7	19 Apr	7 Nov
26.	Oystercatcher	1	1	1	28	4	13	7	0	0	0	55	23	32	13 (21 May)	29	13	7 Feb	14 Aug
27.	Avocet	0	0	0	1	2	0	0	0	0	0	3	2	1	2 ( 2 Jun)	4	2	21 May	2 Jun
28.	Lapwing	0	0	2	1	1	1	1	0	244	15	265	233	32	214 (14 Oct)	18	8	19 Apr	8 Nov
29.	Golden Plover	0	0	0	0	0	0	3	346	1427	1787	3563	1921	1642	1070 (27 Nov)	44	20	27 Aug	27 Nov
30.	Grey Plover	0	0	0	61	0	0	0	4	6	0	71	9	62	51 (10 May)	22	10	8 May	13 Oct
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Ringed Plover	0	0	0	15	0	2	13	12	8	1	51	34	17	14 ( 8 May)	29	13	8 May	1 Nov
32.	Little Ringed Plover	0	1	1	3	1	0	0	0	0	0	6	2	4	1 (28 Mar)	13	6	28 Mar	2 Jun
33.	Dotterel	0	0	0	0	0	0	3	1	0	0	4	3	1	2 (14 Aug)	7	3	14 Aug	26 Sep
34.	Whimbrel	0	0	17	2	0	1	6	1	0	0	27	8	19	15 (19 Apr)	20	9	10 Apr	14 Sep
35.	Curlew	1	0	2	0	1	1	1	1	0	0	7	4	3	2 (10 Apr)	13	6	7 Feb	26 Sep
36.	Bar-tailed Godwit	0	0	0	40	0	0	0	0	0	0	40	0	40	40 ( 8 May)	2	1	8 May	8 May
37.	Turnstone	0	0	0	0	0	0	4	0	0	0	4	4	0	4 (16 Aug)	2	1	16 Aug	16 Aug
38.	wader sp.	0	0	0	0	0	0	0	0	8	0	8	7	1	8 (17 Oct)	2	1	17 Oct	17 Oct
39.	Dunlin	0	0	0	0	0	0	2	14	2	1	19	19	0	11 (20 Sep)	20	9	1 Aug	8 Nov
40.	Snipe	0	0	0	0	0	0	82	53	30	19	184	182	2	34 (16 Aug)	58	26	1 Aug	8 Nov
41.	Common Sandpiper	0	0	0	0	0	0	3	0	0	0	3	3	0	3 (16 Aug)	2	1	16 Aug	16 Aug
42.	Green Sandpiper	0	0	0	0	4	4	33	2	0	0	43	41	2	16 (16 Aug)	22	10	2 Jun	18 Sep
43.	Redshank	0	0	0	2	4	1	12	0	0	0	19	16	3	12 (16 Aug)	13	6	8 May	16 Aug
44.	Wood Sandpiper	0	0	0	0	0	0	1	0	0	0	1	1	0	1 ( 1 Aug)	2	1	1 Aug	1 Aug
45.	Spotted Redshank	0	0	0	0	0	0	0	1	1	0	2	2	0	1 ( 4 Sep)	4	2	4 Sep	13 Oct
46.	Greenshank	0	0	2	15	0	0	1	7	2	0	27	10	17	12 (21 May)	27	12	19 Apr	14 Oct
47.	Black-headed Gull	30	0	949	38	27	674	301	261	694	138	3112	2053	1059	919 (10 Apr)	87	39	7 Feb	27 Nov
48.	Little Gull	0	0	5	3	0	0	0	0	0	0	8	0	8	5 (10 Apr)	4	2	10 Apr	8 May
49.	Mediterranean Gull	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (14 Aug)	2	1	14 Aug	14 Aug
50.	Common Gull	2	0	818	26	9	13	83	50	72	52	1125	262	863	752 (10 Apr)	82	37	7 Feb	27 Nov
51.	Great Black-backed Gull	0	1	2	2	0	0	1	8	20	3	37	31	6	10 ( 3 Oct)	36	16	28 Mar	7 Nov
52.	Herring Gull	0	39	0	137	0	0	470	511	296	701	2154	1933	221	608 ( 1 Nov)	51	23	28 Mar	13 Nov
53.	Caspian Gull	0	0	0	0	0	0	0	1	1	0	2	1	1	1 (27 Sep)	4	2	27 Sep	17 Oct
54.	Lesser Black-backed Gull	0	51	400	349	0	0	710	637	31	241	2419	1596	823	449 ( 4 Sep)	67	30	28 Mar	8 Nov
55.	Sandwich Tern	0	0	0	48	9	40	114	7	21	0	239	182	57	45 ( 7 Aug)	36	16	6 May	3 Oct
56.	Common Tern	0	0	1	34	3	27	28	0	0	0	93	61	32	27 (17 Jul)	31	14	10 Apr	27 Aug
57.	Guillemot	0	0	0	0	0	0	0	0	3	0	3	0	3	3 ( 3 Oct)	2	1	3 Oct	3 Oct
58.	Razorbill/Guillemot	0	0	0	0	0	0	0	0	2	0	2	0	2	2 ( 3 Oct)	2	1	3 Oct	3 Oct
59.	Red-throated Diver	0	0	0	0	0	0	0	0	2	0	2	1	1	1 ( 3 Oct)	4	2	3 Oct	17 Oct
60.	Black-throated Diver	0	0	0	0	0	0	0	0	3	0	3	3	0	3 ( 3 Oct)	2	1	3 Oct	3 Oct
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Gannet	0	0	0	0	0	0	0	0	3	0	3	1	2	3 ( 3 Oct)	2	1	3 Oct	3 Oct
62.	Cormorant	11	2	66	102	15	4	161	622	406	146	1535	1160	375	230 (18 Sep)	98	44	7 Feb	27 Nov
63.	Spoonbill	0	0	0	0	1	0	0	19	7	0	27	27	0	19 (26 Sep)	7	3	12 Jun	17 Oct
64.	Grey Heron	1	2	1	4	5	4	15	88	23	9	152	132	20	58 (28 Sep)	78	35	7 Feb	8 Nov
65.	Purple Heron	0	0	0	0	0	0	7	0	0	0	7	7	0	7 ( 7 Aug)	2	1	7 Aug	7 Aug
66.	Great White Egret	0	0	0	12	0	0	1	5	8	1	27	26	1	12 (10 May)	20	9	10 May	8 Nov
67.	Honey Buzzard	0	0	0	0	0	0	1	1	0	0	2	2	0	1 (14 Aug)	4	2	14 Aug	27 Sep
68.	Sparrowhawk	0	2	3	0	1	0	8	15	107	32	168	159	9	45 (14 Oct)	67	30	14 Mar	27 Nov
69.	Goshawk	0	0	0	0	0	0	1	2	4	1	8	8	0	2 ( 2 Oct)	16	7	21 Aug	1 Nov
70.	Marsh Harrier	0	0	0	1	0	0	3	1	5	3	13	12	1	3 ( 7 Aug)	18	8	10 May	27 Nov
71.	Hen Harrier	0	0	0	0	0	0	0	0	8	7	15	15	0	2 (14 Oct)	27	12	3 Oct	27 Nov
72.	Pallid Harrier	0	0	0	0	0	0	0	1	1	0	2	2	0	1 (14 Sep)	4	2	14 Sep	2 Oct
73.	Black Kite	0	0	1	0	0	0	0	0	0	0	1	1	0	1 (19 Apr)	2	1	19 Apr	19 Apr
74.	Rough-legged Buzzard	0	0	0	0	0	0	0	0	1	0	1	0	1	1 (17 Oct)	2	1	17 Oct	17 Oct
75.	Common Buzzard	1	0	0	0	0	0	0	4	323	14	342	33	309	310 (17 Oct)	33	15	7 Feb	8 Nov
76.	Kingfisher	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (23 Oct)	2	1	23 Oct	23 Oct
77.	Great Spotted Woodpecker	1	0	0	0	0	3	7	21	7	4	43	37	6	8 (14 Sep)	47	21	7 Feb	8 Nov
78.	Kestrel	0	0	0	0	0	0	11	15	7	14	47	46	1	7 ( 8 Nov)	42	19	1 Aug	13 Nov
79.	Merlin	0	0	0	1	0	0	0	1	2	0	4	2	2	1 (10 May)	9	4	10 May	9 Oct
80.	Hobby	0	0	0	1	0	1	0	3	0	0	5	3	2	3 (14 Sep)	7	3	10 May	14 Sep
81.	Peregrine	0	0	0	1	0	0	1	1	4	2	9	8	1	2 (14 Oct)	16	7	6 May	8 Nov
82.	Great Grey Shrike	0	0	0	0	0	0	0	0	0	1	1	1	0	1 (13 Nov)	2	1	13 Nov	13 Nov
83.	Jay	0	0	0	1	0	0	0	5	11	0	17	16	1	3 (26 Sep)	18	8	8 May	24 Oct
84.	Magpie	0	0	0	1	0	0	0	0	9	5	15	14	1	7 (17 Oct)	16	7	8 May	8 Nov
85.	Jackdaw	0	5	37	17	0	110	0	47	2982	159	3357	3313	44	1904 (14 Oct)	47	21	14 Mar	8 Nov
86.	Rook	0	0	0	0	0	0	0	0	2	2	4	4	0	2 (14 Oct)	4	2	14 Oct	7 Nov
87.	Carrion Crow	0	2	6	6	0	0	1	5	65	10	95	83	12	40 (14 Oct)	44	20	28 Mar	8 Nov
88.	Waxwing	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (14 Oct)	2	1	14 Oct	14 Oct
89.	Coal Tit	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (12 Oct)	2	1	12 Oct	12 Oct
90.	Blue Tit	0	0	0	0	0	1	2	32	67	41	143	142	1	27 ( 1 Nov)	56	25	17 Jul	8 Nov
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
91.	Great Tit	0	0	0	0	0	5	15	85	94	33	232	232	0	19 (30 Sep)	71	32	17 Jul	27 Nov
92.	Wood Lark	0	0	0	0	0	0	1	23	49	70	143	129	14	17 ( 6 Nov)	53	24	14 Aug	27 Nov
93.	Skylark	4	1	0	0	0	0	0	39	1025	416	1485	1470	15	590 (12 Oct)	51	23	7 Feb	27 Nov
94.	Shore Lark	0	0	0	0	0	0	0	0	2	3	5	5	0	1 (12 Oct)	11	5	12 Oct	8 Nov
95.	Sand Martin	0	0	5	27	0	0	4	3	0	0	39	7	32	15 ( 6 May)	18	8	19 Apr	14 Sep
96.	Swallow	0	0	24	257	29	10	300	756	15	6	1397	1126	271	558 (14 Sep)	56	25	10 Apr	8 Nov
97.	House Martin	0	0	0	9	4	0	47	405	2	0	467	455	12	320 (14 Sep)	18	8	10 May	9 Oct
98.	Yellow-browed Warbler	0	0	0	0	0	0	0	2	0	0	2	2	0	1 (28 Sep)	4	2	28 Sep	30 Sep
99.	Willow Warbler	0	0	0	0	0	0	6	2	1	0	9	9	0	2 ( 7 Aug)	18	8	1 Aug	2 Oct
100.	Chiffchaff	0	0	0	0	0	0	5	13	3	0	21	21	0	3 (18 Sep)	31	14	7 Aug	19 Oct
101.	Chiffchaff/Willow Warbler	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (16 Aug)	2	1	16 Aug	16 Aug
102.	Blackcap	0	0	0	0	0	1	0	0	1	0	2	2	0	1 (17 Jul)	4	2	17 Jul	12 Oct
103.	Lesser Whitethroat	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (12 Oct)	2	1	12 Oct	12 Oct
104.	Whitethroat	0	0	0	0	0	1	2	0	0	0	3	3	0	2 (27 Aug)	4	2	17 Jul	27 Aug
105.	Goldcrest	0	0	0	0	0	0	0	4	71	17	92	90	2	32 (17 Oct)	24	11	28 Sep	13 Nov
106.	Wren	0	0	0	0	0	0	0	3	1	0	4	4	0	1 (26 Sep)	9	4	26 Sep	17 Oct
107.	Starling	2	0	11	13	1151	331	32	1084	150039	122575	275238	274752	486	69446 ( 6 Nov)	80	36	7 Feb	27 Nov
108.	Song Thrush	0	1	0	2	0	0	0	680	1146	26	1855	1827	28	637 (13 Oct)	53	24	28 Mar	27 Nov
109.	Mistle Thrush	0	0	0	0	0	0	0	8	8	0	16	16	0	5 (30 Sep)	18	8	28 Sep	31 Oct
110.	Redwing	0	0	0	0	0	0	0	315	86476	8559	95350	95287	63	51508 (12 Oct)	44	20	27 Sep	27 Nov
111.	Blackbird	0	0	0	0	0	0	0	2	124	37	163	161	2	31 (13 Oct)	38	17	28 Sep	27 Nov
112.	Fieldfare	0	1	0	0	0	0	0	0	6180	16845	23026	22996	30	7620 ( 1 Nov)	33	15	28 Mar	27 Nov
113.	Ring Ouzel	0	0	5	0	0	0	0	12	14	2	33	28	5	8 (28 Sep)	31	14	10 Apr	13 Nov
114.	Redstart	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (17 Jul)	2	1	17 Jul	17 Jul
115.	Whinchat	0	0	0	0	0	0	0	2	0	0	2	2	0	2 (14 Sep)	2	1	14 Sep	14 Sep
116.	Stonechat	0	0	0	0	0	0	0	6	10	4	20	20	0	3 (12 Oct)	22	10	4 Sep	7 Nov
117.	Wheatear	0	0	1	0	0	0	0	5	3	0	9	8	1	2 (14 Sep)	16	7	10 Apr	3 Oct
118.	Tree Sparrow	0	0	0	0	0	0	0	4	83	30	117	117	0	38 (13 Oct)	29	13	19 Sep	8 Nov
119.	House Sparrow	0	0	1	1	0	0	25	0	2	0	29	23	6	21 ( 7 Aug)	16	7	10 Apr	12 Oct
120.	Dunnock	0	0	0	0	0	1	14	39	22	1	77	77	0	15 ( 2 Oct)	51	23	17 Jul	6 Nov
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
121.	Yellow Wagtail (flavissima)	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (19 Apr)	2	1	19 Apr	19 Apr
122.	Yellow wagtail sp.	0	0	23	15	1	2	262	94	0	0	397	269	128	139 (16 Aug)	49	22	10 Apr	30 Sep
123.	Grey Wagtail	0	0	0	1	0	0	0	57	96	10	164	151	13	37 (13 Oct)	51	23	6 May	8 Nov
124.	White Wagtail	0	0	1	4	0	0	0	0	0	0	5	1	4	2 ( 8 May)	7	3	10 Apr	10 May
125.	alba wagtail sp.	0	4	16	2	1	5	21	152	141	15	357	314	43	45 (30 Sep)	80	36	14 Mar	27 Nov
126.	Richard's Pipit	0	0	0	0	0	0	0	0	7	3	10	9	1	4 (17 Oct)	13	6	2 Oct	13 Nov
127.	Tawny Pipit	0	0	0	0	0	0	0	2	0	0	2	2	0	1 (14 Sep)	4	2	14 Sep	28 Sep
128.	Meadow Pipit	6	0	50	5	2	9	54	5674	7947	815	14562	14389	173	3420 ( 2 Oct)	89	40	7 Feb	27 Nov
129.	Tree Pipit	0	0	7	9	0	0	7	28	3	0	54	38	16	7 (28 Sep)	36	16	10 Apr	3 Oct
130.	Olive-backed Pipit	0	0	0	0	0	0	0	0	2	0	2	2	0	1 (13 Oct)	4	2	13 Oct	14 Oct
131.	Tree Pipit/Olive-backed Pipit	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (17 Oct)	2	1	17 Oct	17 Oct
132.	Water Pipit	0	0	0	0	0	0	0	0	15	4	19	17	2	6 (13 Oct)	22	10	12 Oct	8 Nov
133.	Rock Pipit	0	0	0	0	0	0	0	41	103	6	150	148	2	20 (30 Sep)	42	19	18 Sep	8 Nov
134.	Chaffinch	5	1	2	0	0	0	1	3055	50025	9483	62572	62526	46	18269 ( 9 Oct)	64	29	7 Feb	27 Nov
135.	Brambling	0	0	0	0	0	0	0	27	1120	426	1573	1573	0	191 (24 Oct)	47	21	26 Sep	27 Nov
136.	Hawfinch	0	0	0	0	0	0	0	1	2	0	3	3	0	1 (30 Sep)	7	3	30 Sep	13 Oct
137.	Bullfinch	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (12 Oct)	2	1	12 Oct	12 Oct
138.	Common Rosefinch	0	0	0	0	1	0	0	0	0	0	1	1	0	1 ( 2 Jun)	2	1	2 Jun	2 Jun
139.	Greenfinch	2	0	2	0	0	2	7	39	328	78	458	410	48	70 (23 Oct)	76	34	7 Feb	27 Nov
140.	Linnet	0	18	115	34	2	13	53	1462	477	36	2210	2008	202	1031 (30 Sep)	91	41	14 Mar	27 Nov
141.	Lesser Redpoll	0	0	0	0	0	0	0	37	20	0	57	54	3	18 (30 Sep)	18	8	19 Sep	3 Oct
142.	redpoll sp.	0	0	0	0	0	0	0	0	33	10	43	43	0	16 (17 Oct)	24	11	9 Oct	8 Nov
143.	Crossbill	0	0	0	0	0	0	4	1	6	0	11	11	0	5 (31 Oct)	9	4	7 Aug	31 Oct
144.	Goldfinch	1	4	8	5	4	2	1	130	379	160	694	650	44	115 (12 Oct)	78	35	7 Feb	27 Nov
145.	Serin	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (19 Apr)	2	1	19 Apr	19 Apr
146.	Siskin	7	0	1	1	0	1	0	467	2252	313	3042	2995	47	732 ( 9 Oct)	64	29	7 Feb	27 Nov
147.	Lapland Bunting	1	0	0	0	0	0	0	14	35	19	69	62	7	7 (12 Oct)	51	23	7 Feb	27 Nov
148.	Snow Bunting	0	0	0	0	0	0	0	3	0	15	18	18	0	10 ( 8 Nov)	11	5	26 Sep	27 Nov
149.	Yellowhammer	0	0	0	0	0	0	0	0	5	2	7	6	1	2 ( 1 Nov)	13	6	17 Oct	1 Nov
150.	Ortolan Bunting	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (26 Sep)	2	1	26 Sep	26 Sep
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
151.	Little Bunting	0	0	0	0	0	0	0	0	0	1	1	1	0	1 ( 1 Nov)	2	1	1 Nov	1 Nov
152.	Reed Bunting	0	1	0	0	0	0	1	104	239	73	418	415	3	54 ( 2 Oct)	58	26	28 Mar	27 Nov
	Other species
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Common Noctule	0	0	0	0	0	0	0	1	3	0	4	4	0	3 (17 Oct)	4	2	26 Sep	17 Oct
	Other species
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Small Tortoiseshell	0	0	0	0	0	0	3	0	1	1	5	5	0	3 (16 Aug)	7	3	16 Aug	6 Nov
2.	Dark Clouded Yellow	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (14 Sep)	2	1	14 Sep	14 Sep
3.	European Peacock	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (14 Sep)	2	1	14 Sep	14 Sep
4.	Large White	0	0	0	0	0	0	1	1	1	0	3	3	0	1 (16 Aug)	7	3	16 Aug	23 Oct
5.	Small White	0	0	0	0	0	0	8	121	16	0	145	143	2	116 (14 Sep)	27	12	1 Aug	23 Oct
6.	Red Admiral	0	0	0	0	0	0	51	1	0	1	53	53	0	51 (16 Aug)	7	3	16 Aug	6 Nov
	Other species
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Emperor Dragonfly	0	0	0	0	0	0	1	0	0	0	1	1	0	1 ( 7 Aug)	2	1	7 Aug	7 Aug
2.	Common Darter	0	0	0	0	0	0	0	0	0	3	3	3	0	3 ( 8 Nov)	2	1	8 Nov	8 Nov
3.	Darter unknown	0	0	0	0	0	0	0	6	6	3	15	15	0	6 (14 Sep)	11	5	14 Sep	7 Nov
4.	Migrant Hawker	0	0	0	0	0	0	2	4	0	0	6	5	1	4 (14 Sep)	7	3	7 Aug	14 Sep
5.	Dragonfly unknown	0	0	0	0	0	0	0	2	0	0	2	2	0	2 (14 Sep)	2	1	14 Sep	14 Sep
	Other species
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Bumblebee sp.	0	0	1	2	3	0	5	3	0	4	18	12	6	3 ( 2 Jun)	20	9	10 Apr	7 Nov
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	142	267	2700	1521	1688	1432	3309	18225	319984	166129	515397	506193	9204		100	45
	Observation hours	2:00	1:25	6:40	12:45	8:50	4:15	21:15	39:45	57:15	26:00	180:10

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Totals Bergen aan Zee 2020