Also present

Totals Ketelbrug/Kamperhoek 2025

	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Canada Goose	0	0	10	4	2	5	0	21	6	15	5 ( 9 Mar)	12	7	9 Mar	21 Jun
2.	Barnacle Goose	41	522	189	319	64	6	0	1141	102	1039	309 (20 Apr)	48	29	1 Jan	25 Jun
3.	Bar-headed Goose	0	0	1	1	0	0	0	2	0	2	1 (21 Mar)	3	2	21 Mar	12 Apr
4.	Greylag Goose	105	1845	1616	221	1500	229	613	6129	1688	4441	1197 (23 Feb)	93	56	1 Jan	20 Jul
5.	Domestic Goose	0	0	0	0	1	0	0	1	0	1	1 ( 8 May)	2	1	8 May	8 May
6.	Bean Goose sp.	73	42	0	0	0	0	0	115	73	42	73 ( 1 Jan)	5	3	1 Jan	23 Feb
7.	Eurasian White-fronted Goose	251	10058	20765	75	0	0	0	31149	2618	28531	15368 (20 Mar)	42	25	1 Jan	9 Apr
8.	Mute Swan	0	1	15	27	19	23	0	85	36	49	9 ( 8 Mar)	43	26	23 Feb	30 Jun
9.	Whooper Swan	0	3	2	0	0	0	0	5	0	5	3 (23 Feb)	3	2	23 Feb	6 Mar
10.	Egyptian Goose	4	8	93	120	51	29	7	312	67	245	29 ( 9 Mar)	75	45	1 Jan	19 Jul
11.	Shelduck	0	2	22	70	27	8	0	129	11	118	13 (21 Apr)	50	30	23 Feb	15 Jun
12.	Ruddy Shelduck	0	0	1	0	5	48	7	61	25	36	31 (13 Jun)	12	7	28 Mar	20 Jul
13.	Garganey	0	0	0	0	1	0	0	1	1	0	1 (13 May)	2	1	13 May	13 May
14.	Shoveler	0	0	25	138	3	1	0	167	3	164	60 ( 7 Apr)	27	16	20 Mar	13 Jun
15.	Gadwall	33	27	31	90	37	394	66	678	296	382	121 (30 Jun)	78	47	1 Jan	20 Jul
16.	Wigeon	0	2	65	0	0	0	0	67	0	67	31 (21 Mar)	10	6	23 Feb	22 Mar
17.	Mallard	40	1	80	80	40	43	10	294	101	193	40 ( 1 Jan)	73	44	1 Jan	19 Jul
18.	Pintail	0	0	8	0	0	0	0	8	1	7	3 (23 Mar)	7	4	7 Mar	23 Mar
19.	Teal	0	0	0	2	0	26	0	28	26	2	26 (30 Jun)	3	2	12 Apr	30 Jun
20.	Red-crested Pochard	0	0	0	1	0	0	0	1	0	1	1 (23 Apr)	2	1	23 Apr	23 Apr
21.	Pochard	0	2	24	31	18	50	0	125	13	112	34 (21 Jun)	47	28	23 Feb	29 Jun
22.	Tufted Duck	121	3	41	77	32	11	29	314	116	198	121 ( 1 Jan)	62	37	1 Jan	20 Jul
23.	Goldeneye	19	0	20	1	1	0	0	41	17	24	19 ( 1 Jan)	15	9	1 Jan	8 May
24.	Goosander	13	34	93	83	7	0	0	230	32	198	24 (21 Mar)	48	29	1 Jan	13 May
25.	Red-breasted Merganser	8	1	0	2	0	0	0	11	8	3	8 ( 1 Jan)	7	4	1 Jan	6 Apr
26.	Swift	0	0	0	171	624	943	52	1790	959	831	550 (25 Jun)	45	27	20 Apr	20 Jul
27.	Cuckoo	0	0	0	6	8	0	0	14	2	12	4 (30 Apr)	13	8	23 Apr	12 May
28.	Stock Dove	2	87	131	74	19	27	5	345	38	307	43 (21 Feb)	72	43	1 Jan	19 Jul
29.	Woodpigeon	12	78	4627	2769	60	7	2	7555	98	7457	1605 ( 4 Apr)	80	48	1 Jan	19 Jul
30.	Turtle Dove	0	0	0	0	2	0	0	2	0	2	2 (12 May)	2	1	12 May	12 May
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Collared Dove	0	0	6	10	7	1	0	24	4	20	4 ( 8 May)	28	17	7 Mar	30 Jun
32.	Crane	0	0	0	1	0	3	0	4	0	4	3 (13 Jun)	3	2	19 Apr	13 Jun
33.	Great Crested Grebe	0	0	0	5	4	1	5	15	5	10	5 (20 Jul)	8	5	3 Apr	20 Jul
34.	Chilean Flamingo	0	0	0	0	0	0	1	1	1	0	1 (19 Jul)	2	1	19 Jul	19 Jul
35.	Oystercatcher	0	12	27	241	156	10	5	451	51	400	42 (12 Apr)	70	42	21 Feb	19 Jul
36.	Grey Plover	0	0	0	0	1	0	0	1	0	1	1 ( 2 May)	2	1	2 May	2 May
37.	Golden Plover	0	222	2106	204	16	0	3	2551	155	2396	618 ( 9 Mar)	42	25	21 Feb	20 Jul
38.	Dotterel	0	0	0	0	1	0	0	1	0	1	1 (10 May)	2	1	10 May	10 May
39.	Ringed Plover	0	1	2	3	0	0	0	6	0	6	2 (22 Mar)	8	5	23 Feb	15 Apr
40.	Little Ringed Plover	0	0	9	30	2	1	3	45	2	43	5 (23 Mar)	30	18	9 Mar	19 Jul
41.	Lapwing	0	3643	385	151	72	161	51	4463	382	4081	3282 (23 Feb)	90	54	5 Feb	20 Jul
42.	Whimbrel	0	0	0	542	96	0	0	638	3	635	115 (21 Apr)	42	25	3 Apr	13 May
43.	Curlew	0	37	24	11	3	18	2	95	18	77	28 (23 Feb)	50	30	21 Feb	19 Jul
44.	Black-tailed Godwit	0	2	41	13	0	0	0	56	3	53	12 (21 Mar)	23	14	23 Feb	13 Apr
45.	Snipe	0	15	45	18	0	0	4	82	7	75	18 (22 Mar)	33	20	16 Feb	20 Jul
46.	Common Sandpiper	0	0	0	6	61	0	0	67	0	67	23 (11 May)	17	10	15 Apr	13 May
47.	Green Sandpiper	0	2	10	317	2	11	0	342	11	331	59 ( 6 Apr)	37	22	21 Feb	21 Jun
48.	Wood Sandpiper	0	0	0	11	1	0	0	12	0	12	7 (30 Apr)	5	3	27 Apr	1 May
49.	Redshank	0	0	7	32	10	2	0	51	4	47	8 ( 4 Apr)	40	24	6 Mar	30 Jun
50.	Spotted Redshank	0	0	0	6	0	0	0	6	0	6	2 (30 Apr)	8	5	12 Apr	30 Apr
51.	Greenshank	0	0	0	79	8	1	0	88	0	88	32 (21 Apr)	25	15	6 Apr	21 Jun
52.	Ruff	0	0	10	24	0	0	2	36	3	33	14 (13 Apr)	18	11	7 Mar	4 Jul
53.	Dunlin	0	0	0	0	10	0	0	10	0	10	10 ( 5 May)	2	1	5 May	5 May
54.	Little Tern	0	0	0	0	1	0	0	1	0	1	1 (12 May)	2	1	12 May	12 May
55.	Gull-billed Tern	0	0	0	1	0	0	0	1	0	1	1 (27 Apr)	2	1	27 Apr	27 Apr
56.	Caspian Tern	0	0	0	0	1	0	0	1	0	1	1 ( 8 May)	2	1	8 May	8 May
57.	Black Tern	0	0	0	725	42	1	0	768	11	757	250 (19 Apr)	28	17	6 Apr	30 Jun
58.	Common Tern	0	0	0	175	328	82	67	652	117	535	83 (12 May)	52	31	12 Apr	20 Jul
59.	Little Gull	0	0	0	4219	100	0	0	4319	53	4266	1768 (26 Apr)	20	12	15 Apr	12 May
60.	Black-headed Gull	97	1857	16278	37382	4538	482	177	60811	969	59842	7592 ( 5 Apr)	98	59	1 Jan	20 Jul
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Mediterranean Gull	0	0	96	1252	101	7	0	1456	93	1363	302 (20 Apr)	73	44	2 Mar	25 Jun
62.	Common Gull	39	362	795	595	14	33	14	1852	83	1769	177 ( 4 Apr)	90	54	1 Jan	20 Jul
63.	Caspian Gull	47	51	486	790	327	56	28	1785	174	1611	107 ( 9 Mar)	98	59	1 Jan	20 Jul
64.	Herring Gull	3	24	51	69	32	8	2	189	19	170	13 (21 Feb)	78	47	1 Jan	20 Jul
65.	Yellow-legged Gull	0	0	2	2	5	1	0	10	1	9	4 ( 4 May)	10	6	15 Mar	30 Jun
66.	Great Black-backed Gull	12	14	51	39	13	5	3	137	27	110	14 ( 9 Mar)	80	48	1 Jan	20 Jul
67.	Lesser Black-backed Gull	0	33	662	1033	247	32	19	2026	70	1956	299 ( 5 Apr)	93	56	21 Feb	20 Jul
68.	White Stork	0	0	4	25	8	0	0	37	6	31	8 (26 Apr)	22	13	19 Mar	13 May
69.	Cormorant	0	0	15	67	0	0	0	82	10	72	45 ( 5 Apr)	8	5	15 Mar	30 Apr
70.	Spoonbill	0	6	34	89	32	4	0	165	11	154	21 (26 Apr)	53	32	23 Feb	30 Jun
71.	Bittern	0	0	0	0	1	0	0	1	0	1	1 ( 1 May)	2	1	1 May	1 May
72.	Little Egret	0	0	0	2	6	1	0	9	3	6	4 (10 May)	8	5	19 Apr	15 Jun
73.	Cattle Egret	0	0	0	1	2	0	1	4	1	3	1 (23 Apr)	7	4	23 Apr	19 Jul
74.	Great White Egret	0	14	109	126	76	13	2	340	39	301	26 (12 May)	83	50	21 Feb	20 Jul
75.	heron sp.	0	0	0	1	0	0	0	1	0	1	1 (23 Apr)	2	1	23 Apr	23 Apr
76.	Grey Heron	0	2	150	285	152	34	15	638	64	574	46 ( 7 Apr)	88	53	16 Feb	20 Jul
77.	Purple Heron	0	0	0	29	22	0	0	51	1	50	15 ( 7 Apr)	23	14	7 Apr	13 May
78.	Osprey	0	0	0	6	7	0	0	13	1	12	3 ( 2 May)	15	9	2 Apr	12 May
79.	Sparrowhawk	0	1	25	77	8	1	0	112	1	111	14 ( 4 Apr)	55	33	16 Feb	15 Jun
80.	Goshawk	0	1	2	2	0	0	0	5	1	4	1 (23 Feb)	8	5	23 Feb	7 Apr
81.	Marsh Harrier	0	4	116	374	42	17	3	556	26	530	89 ( 5 Apr)	80	48	21 Feb	19 Jul
82.	Hen Harrier	0	0	1	4	4	1	0	10	0	10	3 (12 May)	12	7	6 Mar	13 Jun
83.	Pallid Harrier	0	0	0	2	2	0	0	4	0	4	1 (12 Apr)	7	4	12 Apr	11 May
84.	Montagu's Harrier	0	0	0	2	3	0	0	5	0	5	2 (27 Apr)	5	3	27 Apr	12 May
85.	Red Kite	0	0	0	9	4	0	0	13	0	13	3 (12 Apr)	15	9	4 Apr	13 May
86.	Black Kite	0	0	0	7	2	0	0	9	0	9	3 (27 Apr)	10	6	3 Apr	12 May
87.	White-tailed Eagle	0	1	10	17	8	0	0	36	3	33	5 ( 6 Apr)	32	19	23 Feb	12 May
88.	Common Buzzard	0	6	26	49	10	0	0	91	15	76	13 (27 Apr)	50	30	21 Feb	12 May
89.	Short-eared Owl	0	0	1	0	0	0	0	1	0	1	1 (23 Mar)	2	1	23 Mar	23 Mar
90.	Hoopoe	0	0	0	1	0	0	0	1	0	1	1 (12 Apr)	2	1	12 Apr	12 Apr
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
91.	Kingfisher	0	0	2	0	0	0	1	3	1	2	1 (22 Mar)	5	3	22 Mar	19 Jul
92.	European Bee-eater	0	0	0	0	1	0	0	1	0	1	1 (11 May)	2	1	11 May	11 May
93.	Great Spotted Woodpecker	0	1	25	28	0	3	1	58	4	54	8 (20 Mar)	37	22	16 Feb	19 Jul
94.	Green Woodpecker	0	0	2	0	0	0	0	2	0	2	2 (20 Mar)	2	1	20 Mar	20 Mar
95.	Kestrel	0	0	19	137	24	0	0	180	2	178	40 ( 5 Apr)	50	30	8 Mar	13 May
96.	Red-footed Falcon	0	0	0	2	2	0	0	4	0	4	2 (12 May)	5	3	27 Apr	12 May
97.	Merlin	0	0	3	33	15	0	0	51	2	49	9 (12 Apr)	28	17	19 Mar	11 May
98.	Hobby	0	0	0	6	2	0	0	8	0	8	2 (20 Apr)	8	5	20 Apr	12 May
99.	Peregrine	0	0	5	9	3	0	0	17	1	16	4 ( 6 Apr)	22	13	7 Mar	13 May
100.	Golden Oriole	0	0	0	0	1	0	0	1	0	1	1 (12 May)	2	1	12 May	12 May
101.	Red-backed Shrike	0	0	0	0	1	0	0	1	0	1	1 (12 May)	2	1	12 May	12 May
102.	Jay	0	0	3	8	1	0	0	12	0	12	2 (12 Apr)	17	10	8 Mar	1 May
103.	Magpie	0	0	54	33	1	0	0	88	2	86	17 ( 7 Mar)	37	22	6 Mar	8 May
104.	Jackdaw	0	53	1300	333	170	4	0	1860	206	1654	319 ( 6 Mar)	72	43	21 Feb	13 Jun
105.	Rook	0	0	21	52	4	0	0	77	10	67	14 (27 Apr)	37	22	7 Mar	2 May
106.	Carrion Crow	0	1	131	289	67	2	0	490	35	455	49 (12 Apr)	75	45	23 Feb	21 Jun
107.	Raven	0	2	20	15	6	2	0	45	29	16	4 ( 8 Mar)	35	21	23 Feb	21 Jun
108.	Willow Tit	0	0	0	1	0	0	0	1	0	1	1 (15 Apr)	2	1	15 Apr	15 Apr
109.	Blue Tit	0	0	30	23	14	87	0	154	84	70	27 (13 Jun)	35	21	6 Mar	30 Jun
110.	Great Tit	0	0	130	22	0	2	0	154	2	152	112 ( 9 Mar)	20	12	7 Mar	30 Jun
111.	Bearded Tit	0	0	12	0	2	0	0	14	0	14	5 ( 6 Mar)	7	4	6 Mar	11 May
112.	Wood Lark	0	1	39	2	0	0	0	42	0	42	13 ( 8 Mar)	17	10	23 Feb	15 Apr
113.	Skylark	0	2439	777	40	0	0	0	3256	0	3256	2314 (23 Feb)	30	18	5 Feb	15 Apr
114.	Sand Martin	0	0	47	1005	327	6	1	1386	12	1374	155 (27 Apr)	63	38	20 Mar	19 Jul
115.	Swallow	0	0	15	3520	4167	16	45	7763	66	7697	1942 (12 May)	67	40	9 Mar	20 Jul
116.	House Martin	0	0	0	121	407	0	2	530	2	528	297 (12 May)	32	19	5 Apr	19 Jul
117.	Chiffchaff	0	0	19	23	3	0	0	45	1	44	8 (23 Mar)	32	19	6 Mar	1 May
118.	Chiffchaff/Willow Warbler	0	0	0	0	0	2	0	2	2	0	2 (30 Jun)	2	1	30 Jun	30 Jun
119.	Blackcap	0	0	0	0	1	0	0	1	0	1	1 ( 1 May)	2	1	1 May	1 May
120.	Whitethroat	0	0	0	0	1	0	0	1	0	1	1 (12 May)	2	1	12 May	12 May
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
121.	Nuthatch	0	0	4	1	0	0	0	5	0	5	2 (20 Mar)	7	4	9 Mar	13 Apr
122.	Starling	6	4066	80059	28275	630	12105	1152	126293	10983	115310	20109 (22 Mar)	93	56	1 Jan	20 Jul
123.	Song Thrush	0	5	49	1105	0	0	0	1159	1	1158	1023 ( 8 Apr)	38	23	16 Feb	23 Apr
124.	Mistle Thrush	0	17	22	76	0	0	0	115	0	115	28 ( 4 Apr)	28	17	21 Feb	30 Apr
125.	Redwing	0	9	262	1334	0	0	0	1605	0	1605	1131 ( 7 Apr)	27	16	16 Feb	9 Apr
126.	Blackbird	0	0	0	0	1	0	0	1	0	1	1 (12 May)	2	1	12 May	12 May
127.	Fieldfare	0	3	12	332	0	0	0	347	1	346	200 (12 Apr)	20	12	21 Feb	30 Apr
128.	Ring Ouzel	0	0	0	24	2	0	0	26	0	26	8 ( 8 Apr)	12	7	4 Apr	1 May
129.	Spotted Flycatcher	0	0	0	0	10	0	0	10	0	10	3 ( 2 May)	10	6	1 May	13 May
130.	Black Redstart	0	0	1	1	0	0	0	2	0	2	1 (23 Mar)	3	2	23 Mar	30 Apr
131.	Redstart	0	0	0	2	0	0	0	2	0	2	1 ( 7 Apr)	3	2	7 Apr	12 Apr
132.	Whinchat	0	0	0	0	3	0	0	3	0	3	3 ( 1 May)	2	1	1 May	1 May
133.	Stonechat	0	0	5	0	0	0	0	5	0	5	2 (23 Mar)	7	4	8 Mar	23 Mar
134.	Wheatear	0	0	0	2	9	0	0	11	0	11	8 ( 1 May)	7	4	26 Apr	2 May
135.	Tree Sparrow	0	0	13	5	0	0	0	18	0	18	7 ( 9 Mar)	12	7	7 Mar	19 Apr
136.	House Sparrow	0	0	3	1	0	42	0	46	22	24	22 (29 Jun)	10	6	20 Mar	30 Jun
137.	Dunnock	0	0	34	8	4	0	0	46	0	46	6 ( 9 Mar)	28	17	6 Mar	12 May
138.	Blue-headed Wagtail	0	0	20	71	2	0	0	93	0	93	39 (26 Apr)	20	12	21 Mar	13 May
139.	Yellow Wagtail (flavissima)	0	0	0	3	0	0	0	3	0	3	2 (27 Apr)	3	2	15 Apr	27 Apr
140.	Grey-headed Wagtail	0	0	0	20	3845	0	0	3865	0	3865	2389 (12 May)	17	10	27 Apr	13 May
141.	Yellow wagtail sp.	0	0	1	3795	732	25	195	4748	218	4530	556 (27 Apr)	70	42	28 Mar	20 Jul
142.	Grey Wagtail	0	0	64	16	4	3	1	88	4	84	17 (23 Mar)	40	24	6 Mar	20 Jul
143.	White Wagtail	0	0	526	11	1	2	0	540	3	537	380 ( 9 Mar)	18	11	7 Mar	15 Jun
144.	alba wagtail sp.	1	30	2259	552	24	25	10	2901	40	2861	854 (21 Mar)	78	47	1 Jan	20 Jul
145.	Tawny Pipit	0	0	0	1	0	0	0	1	0	1	1 (15 Apr)	2	1	15 Apr	15 Apr
146.	Meadow Pipit	2	147	4973	69998	555	5	10	75690	118	75572	19181 (15 Apr)	92	55	1 Jan	20 Jul
147.	Tree Pipit	0	0	1	437	152	0	0	590	0	590	139 (12 Apr)	43	26	28 Mar	12 May
148.	Red-throated Pipit	0	0	0	0	1	0	0	1	0	1	1 ( 1 May)	2	1	1 May	1 May
149.	Water Pipit	0	3	13	6	0	0	0	22	1	21	5 (20 Mar)	22	13	5 Feb	10 Apr
150.	Chaffinch	0	69	649	335	33	16	3	1105	20	1085	232 (21 Mar)	70	42	21 Feb	19 Jul
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
151.	Brambling	0	0	2	8	0	0	0	10	0	10	6 ( 4 Apr)	8	5	20 Mar	5 Apr
152.	Hawfinch	0	0	27	28	19	6	0	80	0	80	10 (27 Apr)	35	21	6 Mar	13 Jun
153.	Greenfinch	0	12	128	57	18	8	6	229	28	201	38 ( 9 Mar)	72	43	16 Feb	19 Jul
154.	Linnet	0	12	485	719	88	18	15	1337	41	1296	148 (21 Mar)	87	52	16 Feb	20 Jul
155.	Lesser Redpoll	0	0	0	1	0	0	0	1	0	1	1 ( 2 Apr)	2	1	2 Apr	2 Apr
156.	redpoll sp.	0	0	1	1	0	0	0	2	0	2	1 ( 6 Mar)	3	2	6 Mar	15 Apr
157.	Crossbill	0	0	0	0	0	1	0	1	0	1	1 (30 Jun)	2	1	30 Jun	30 Jun
158.	Goldfinch	1	3	98	116	26	8	2	254	22	232	16 ( 8 Mar)	75	45	1 Jan	19 Jul
159.	Serin	0	0	1	3	0	0	0	4	0	4	1 (23 Mar)	7	4	23 Mar	30 Apr
160.	Siskin	0	12	11	59	12	6	0	100	9	91	29 (19 Apr)	43	26	16 Feb	20 Jun
161.	Lapland Bunting	0	0	0	1	0	0	0	1	0	1	1 (19 Apr)	2	1	19 Apr	19 Apr
162.	Reed Bunting	0	87	1705	82	6	1	1	1882	4	1878	483 ( 8 Mar)	63	38	16 Feb	20 Jul
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Small Tortoiseshell	0	0	0	1	0	2	0	3	1	2	1 (27 Apr)	5	3	27 Apr	30 Jun
2.	Brimstone	0	0	0	2	0	0	0	2	0	2	2 (27 Apr)	2	1	27 Apr	27 Apr
3.	European Peacock	0	0	12	6	0	2	0	20	2	18	7 (21 Mar)	17	10	9 Mar	30 Jun
4.	Swallowtail	0	0	0	1	1	0	0	2	0	2	1 (30 Apr)	3	2	30 Apr	11 May
5.	Speckled Wood	0	0	0	1	0	0	0	1	0	1	1 (20 Apr)	2	1	20 Apr	20 Apr
6.	Large White	0	0	0	1	10	2	0	13	2	11	10 ( 1 May)	5	3	27 Apr	29 Jun
7.	Small White	0	0	0	3	0	6	0	9	6	3	5 (29 Jun)	7	4	7 Apr	30 Jun
8.	white sp. (butterfly)	0	0	0	12	44	4	2	62	6	56	25 ( 1 May)	10	6	27 Apr	19 Jul
9.	Red Admiral	0	0	1	4	16	7	0	28	5	23	5 (10 May)	20	12	22 Mar	30 Jun
10.	Painted Lady	0	0	0	0	0	2	0	2	2	0	1 (13 Jun)	3	2	13 Jun	20 Jun
11.	Small Heath	0	0	0	1	1	0	0	2	0	2	1 (30 Apr)	3	2	30 Apr	1 May
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Bumblebee sp.	0	2	201	185	10	0	0	398	2	396	100 ( 5 Apr)	42	25	23 Feb	12 May
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	930	26000	143741	166928	20588	15257	2645	376089	20787	355302		100	60
	Observation hours	3:00	12:25	78:31	153:43	74:24	24:10	7:55	354:08

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Trektellen

Totals Ketelbrug/Kamperhoek 2025