Also present

Totals De Gorzen (Ridderkerk) 2021

	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Canada Goose	0	3	4	26	57	0	0	19	5	1	115	34	81	57 ( 2 Jun)	12	10	6 Mar	22 Nov
2.	Barnacle Goose	2920	841	10385	4609	4	0	35	6	442	328	19570	1363	18207	5278 (30 Apr)	58	49	9 Feb	22 Nov
3.	Greylag Goose	78	22	190	34	2	0	0	49	517	97	989	663	326	171 (23 Oct)	55	47	20 Feb	22 Nov
4.	Pink-footed Goose	0	0	0	0	0	0	0	0	0	7	7	7	0	7 (22 Nov)	1	1	22 Nov	22 Nov
5.	Tundra Bean Goose	1227	0	0	0	0	0	0	0	64	47	1338	107	1231	538 (22 Feb)	13	11	20 Feb	22 Nov
6.	Eurasian White-fronted Goose	3031	162	5	0	0	0	0	66	331	106	3701	723	2978	996 (23 Feb)	32	27	9 Feb	22 Nov
7.	Black Swan	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (24 Apr)	1	1	24 Apr	24 Apr
8.	Mute Swan	22	1	47	8	4	3	3	13	37	0	138	67	71	30 (20 Apr)	29	25	5 Feb	23 Oct
9.	Bewick's Swan	59	0	0	0	0	0	0	0	0	0	59	49	10	49 ( 9 Feb)	2	2	9 Feb	22 Feb
10.	Egyptian Goose	0	7	26	6	15	0	5	4	13	0	76	28	48	15 ( 2 Jun)	14	12	23 Mar	18 Oct
11.	Shelduck	1	7	42	6	2	5	21	0	32	1	117	57	60	17 (23 Oct)	28	24	22 Feb	6 Nov
12.	Ruddy Shelduck	0	0	0	0	0	0	4	0	1	0	5	5	0	3 (24 Aug)	4	3	12 Aug	16 Oct
13.	Shoveler	0	16	44	0	1	0	79	81	388	19	628	596	32	93 ( 2 Oct)	44	37	23 Mar	6 Nov
14.	Gadwall	1	9	16	23	16	20	32	103	242	18	480	418	62	63 (12 Oct)	46	39	24 Feb	6 Nov
15.	Wigeon	693	24	5	0	0	0	33	249	971	198	2173	1544	629	489 (22 Feb)	40	34	20 Feb	22 Nov
16.	Mallard	4	0	20	2	0	0	3	1	36	4	70	44	26	16 (23 Oct)	24	20	27 Feb	6 Nov
17.	Pintail	9	7	0	0	0	0	0	13	46	0	75	66	9	26 (12 Oct)	14	12	5 Feb	24 Oct
18.	Teal	4	0	0	0	0	0	10	8	9	2	33	29	4	7 ( 3 Sep)	13	11	24 Feb	6 Nov
19.	duck sp.	0	0	0	0	0	0	0	0	12	0	12	12	0	12 ( 5 Oct)	1	1	5 Oct	5 Oct
20.	Pochard	0	0	1	6	0	0	0	0	3	0	10	6	4	3 (15 May)	6	5	28 Apr	18 Oct
21.	Tufted Duck	0	2	1	2	1	0	0	0	3	0	9	3	6	3 (18 Oct)	6	5	23 Mar	18 Oct
22.	Goldeneye	0	0	0	0	0	0	0	0	1	1	2	2	0	1 (13 Oct)	2	2	13 Oct	6 Nov
23.	Smew	1	0	0	0	0	0	0	0	0	0	1	0	1	1 (20 Feb)	1	1	20 Feb	20 Feb
24.	Goosander	6	0	0	0	0	0	0	0	0	9	15	6	9	9 (22 Nov)	4	3	9 Feb	22 Nov
25.	Red-breasted Merganser	0	0	0	0	0	0	0	0	7	0	7	7	0	4 (23 Oct)	2	2	12 Oct	23 Oct
26.	Swift	0	0	799	125	172	12	99	0	0	0	1207	111	1096	383 (27 Apr)	33	28	20 Apr	30 Aug
27.	Cuckoo	0	0	4	2	1	0	0	0	0	0	7	2	5	2 (11 May)	7	6	24 Apr	2 Jun
28.	Swallow x House Martin (hybrid)	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (21 Apr)	1	1	21 Apr	21 Apr
29.	Stock Dove	16	15	51	9	16	0	47	332	369	237	1092	985	107	235 ( 6 Nov)	56	48	20 Feb	22 Nov
30.	Woodpigeon	46	83	105	4	4	4	23	71	2443	34	2817	2577	240	1529 (23 Oct)	65	55	5 Feb	22 Nov
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Collared Dove	2	3	17	3	0	2	7	2	16	0	52	27	25	11 (13 Oct)	33	28	5 Feb	23 Oct
32.	Great Crested Grebe	0	0	4	3	0	0	0	0	2	0	9	2	7	3 (11 May)	6	5	23 Apr	23 Oct
33.	Oystercatcher	1	2	3	0	5	0	1	0	3	0	15	4	11	5 ( 2 Jun)	8	7	20 Feb	23 Oct
34.	Avocet	0	0	0	0	1	0	0	0	0	1	2	1	1	1 ( 2 Jun)	2	2	2 Jun	22 Nov
35.	Grey Plover	0	0	3	3	0	0	2	0	0	0	8	2	6	3 (18 May)	6	5	23 Apr	21 Aug
36.	Golden Plover	83	0	0	0	0	0	86	18	134	3	324	291	33	61 (23 Oct)	15	13	20 Feb	6 Nov
37.	Ringed Plover	1	2	1	12	0	0	32	3	0	0	51	35	16	9 (21 Aug)	16	14	22 Feb	21 Sep
38.	Little Ringed Plover	1	5	4	0	0	0	0	0	0	0	10	3	7	3 (30 Mar)	7	6	27 Feb	15 Apr
39.	Lapwing	870	54	19	3	3	2	179	102	409	41	1682	733	949	446 (20 Feb)	53	45	5 Feb	22 Nov
40.	Whimbrel	0	0	1396	37	0	0	17	0	0	0	1450	21	1429	237 (24 Apr)	22	19	8 Apr	23 Aug
41.	Curlew	6	0	7	0	0	31	2	2	3	0	51	38	13	31 ( 4 Jul)	20	17	9 Feb	16 Oct
42.	Bar-tailed Godwit	0	0	2	0	0	0	0	0	0	0	2	0	2	1 (22 Apr)	2	2	22 Apr	23 Apr
43.	Black-tailed Godwit	19	134	193	3	0	0	9	0	0	0	358	10	348	76 (23 Mar)	29	25	20 Feb	24 Aug
44.	Woodcock	1	0	0	0	0	0	0	0	0	0	1	0	1	1 (20 Feb)	1	1	20 Feb	20 Feb
45.	Snipe	2	5	4	0	0	0	71	34	181	7	304	293	11	44 (18 Oct)	39	33	25 Feb	6 Nov
46.	Common Sandpiper	0	0	0	0	0	0	3	0	0	0	3	3	0	3 (12 Aug)	1	1	12 Aug	12 Aug
47.	Green Sandpiper	0	5	80	1	0	3	26	3	2	0	120	34	86	21 (21 Apr)	33	28	30 Mar	9 Oct
48.	Wood Sandpiper	0	0	31	0	0	0	1	0	1	0	33	2	31	12 (28 Apr)	11	9	21 Apr	18 Oct
49.	Redshank	2	51	40	0	0	5	3	0	0	0	101	8	93	34 (23 Mar)	15	13	25 Feb	23 Aug
50.	Spotted Redshank	0	0	6	0	0	0	11	0	0	0	17	11	6	5 (21 Aug)	12	10	19 Apr	25 Aug
51.	Greenshank	0	0	44	12	0	0	11	2	0	0	69	13	56	17 (28 Apr)	19	16	9 Apr	18 Sep
52.	Knot	0	0	0	2	0	0	0	0	0	0	2	0	2	2 (18 May)	1	1	18 May	18 May
53.	Ruff	22	20	50	0	0	0	16	0	1	0	109	17	92	24 (24 Apr)	18	15	20 Feb	12 Oct
54.	Temminck's Stint	0	0	2	1	0	0	0	0	0	0	3	0	3	1 (19 Apr)	4	3	19 Apr	11 May
55.	Dunlin	13	22	0	0	0	0	27	2	8	0	72	37	35	23 (24 Aug)	15	13	22 Feb	13 Oct
56.	Caspian Tern	0	0	2	0	0	0	0	1	0	0	3	0	3	1 (21 Apr)	4	3	21 Apr	4 Sep
57.	Black Tern	0	0	18	11	0	0	10	0	0	0	39	10	29	10 (24 Apr)	11	9	21 Apr	23 Aug
58.	White-winged Black Tern	0	0	0	1	0	0	0	0	0	0	1	0	1	1 (11 May)	1	1	11 May	11 May
59.	Common Tern	0	0	103	4	0	0	22	0	0	0	129	24	105	26 (20 Apr)	27	23	9 Apr	30 Aug
60.	Little Gull	0	0	93	1	0	0	0	0	0	1	95	1	94	55 (21 Apr)	7	6	8 Apr	22 Nov
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Black-headed Gull	638	744	1245	297	6	0	332	1	94	45	3402	472	2930	539 (27 Mar)	65	55	5 Feb	22 Nov
62.	Mediterranean Gull	5	18	434	26	2	0	0	0	0	0	485	55	430	101 (20 Apr)	33	28	25 Feb	2 Jun
63.	Common Gull	7	2	22	7	0	0	1	0	4	8	51	13	38	8 (22 Nov)	18	15	25 Feb	22 Nov
64.	Caspian Gull	0	1	1	0	0	0	0	0	1	0	3	1	2	1 (30 Mar)	4	3	30 Mar	20 Oct
65.	Herring Gull	0	3	24	0	0	0	2	1	4	2	36	9	27	21 (30 Apr)	13	11	6 Mar	6 Nov
66.	Yellow-legged Gull	0	0	0	0	0	0	0	0	2	0	2	2	0	1 (18 Oct)	2	2	18 Oct	20 Oct
67.	Great Black-backed Gull	0	0	0	0	0	0	2	1	1	0	4	4	0	2 (23 Aug)	4	3	23 Aug	15 Oct
68.	Lesser Black-backed Gull	8	14	165	22	3	0	266	2	41	2	523	311	212	173 (23 Aug)	51	43	20 Feb	6 Nov
69.	White Stork	3	0	12	1	0	0	137	0	3	0	156	141	15	64 (24 Aug)	14	12	20 Feb	24 Oct
70.	Cormorant	72	99	580	47	9	1	574	427	2050	62	3921	3160	761	796 (23 Oct)	80	68	5 Feb	22 Nov
71.	Spoonbill	4	16	195	14	0	0	89	15	51	4	388	173	215	40 (28 Apr)	64	54	25 Feb	5 Nov
72.	Little Egret	0	0	3	2	0	0	7	0	6	0	18	15	3	3 (24 Aug)	15	13	24 Apr	28 Oct
73.	Cattle Egret	0	0	5	0	0	0	0	1	0	1	7	2	5	5 (15 Apr)	4	3	15 Apr	6 Nov
74.	Great White Egret	9	3	20	3	0	0	34	22	11	4	106	66	40	20 (23 Aug)	46	39	20 Feb	22 Nov
75.	heron sp.	0	0	0	0	0	0	16	0	0	0	16	16	0	16 (23 Aug)	1	1	23 Aug	23 Aug
76.	Grey Heron	1	20	52	10	2	0	41	17	10	0	153	66	87	30 (23 Aug)	45	38	22 Feb	23 Oct
77.	Purple Heron	0	2	59	17	2	0	354	155	0	0	589	514	75	247 (23 Aug)	45	38	30 Mar	21 Sep
78.	Osprey	0	0	8	0	0	0	8	1	0	0	17	9	8	3 (27 Apr)	12	10	20 Apr	11 Sep
79.	Honey Buzzard	0	0	0	1	0	0	14	0	0	0	15	15	0	6 (23 Aug)	6	5	11 May	24 Aug
80.	Sparrowhawk	0	5	14	0	0	0	6	0	44	2	71	53	18	16 (24 Oct)	26	22	23 Mar	6 Nov
81.	Goshawk	0	0	0	0	0	0	0	0	0	1	1	1	0	1 ( 5 Nov)	1	1	5 Nov	5 Nov
82.	Marsh Harrier	1	10	83	10	1	0	56	6	23	0	190	84	106	30 (23 Aug)	54	46	22 Feb	23 Oct
83.	Hen Harrier	0	0	7	1	0	0	0	0	3	3	14	6	8	5 (28 Apr)	9	8	22 Apr	6 Nov
84.	Pallid Harrier	0	0	1	1	0	0	0	0	0	0	2	0	2	1 (24 Apr)	2	2	24 Apr	12 May
85.	Montagu's Harrier	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (28 Apr)	1	1	28 Apr	28 Apr
86.	Hen/Montagu's/Pallid Harrier	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (28 Apr)	1	1	28 Apr	28 Apr
87.	Red Kite	0	0	1	2	0	0	0	0	0	0	3	0	3	1 (27 Apr)	4	3	27 Apr	15 May
88.	Black Kite	0	0	2	0	0	0	0	0	0	0	2	1	1	1 (27 Apr)	2	2	27 Apr	28 Apr
89.	White-tailed Eagle	0	0	9	0	0	0	0	0	0	0	9	5	4	2 (28 Apr)	9	8	8 Apr	28 Apr
90.	Common Buzzard	8	0	8	0	0	0	22	1	121	0	160	144	16	81 (24 Oct)	25	21	20 Feb	28 Oct
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
91.	Short-eared Owl	0	0	2	0	0	0	0	0	0	0	2	1	1	1 (21 Apr)	2	2	21 Apr	26 Apr
92.	Great Spotted Woodpecker	0	0	0	1	0	0	2	0	8	0	11	11	0	2 (21 Aug)	11	9	1 May	24 Oct
93.	Green Woodpecker	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (18 Oct)	1	1	18 Oct	18 Oct
94.	Kestrel	0	2	11	0	0	0	10	0	3	0	26	12	14	7 (21 Aug)	12	10	30 Mar	18 Oct
95.	falcon sp.	0	0	0	0	0	0	1	0	1	0	2	2	0	1 (21 Aug)	2	2	21 Aug	23 Oct
96.	Merlin	0	0	17	0	0	0	0	0	1	0	18	1	17	5 (27 Apr)	11	9	16 Apr	18 Oct
97.	Hobby	0	0	4	1	0	0	11	5	0	0	21	13	8	4 (24 Aug)	19	16	20 Apr	18 Sep
98.	Peregrine	0	0	3	0	0	0	2	1	3	0	9	7	2	1 ( 9 Apr)	11	9	9 Apr	20 Oct
99.	Rose-ringed Parakeet	0	0	21	0	0	0	0	0	9	0	30	9	21	9 ( 2 Apr)	6	5	2 Apr	23 Oct
100.	Jay	0	0	0	0	0	0	0	79	120	1	200	198	2	67 (25 Sep)	21	18	13 Sep	6 Nov
101.	Magpie	3	3	3	0	0	0	0	2	31	1	43	34	9	11 (28 Oct)	19	16	25 Feb	6 Nov
102.	Jackdaw	69	21	50	0	15	1	21	11	1488	67	1743	1592	151	603 (18 Oct)	45	38	20 Feb	6 Nov
103.	Rook	8	8	8	0	0	0	7	8	26	3	68	41	27	18 (23 Oct)	25	21	20 Feb	22 Nov
104.	Carrion Crow	0	0	10	0	0	0	5	1	36	5	57	47	10	11 (18 Oct)	20	17	8 Apr	22 Nov
105.	Coal Tit	0	0	0	0	0	0	0	0	12	0	12	12	0	12 (23 Oct)	1	1	23 Oct	23 Oct
106.	Blue Tit	0	0	0	0	0	0	0	0	678	11	689	689	0	484 (23 Oct)	7	6	18 Oct	6 Nov
107.	Great Tit	0	0	0	0	0	0	0	1	0	0	1	1	0	1 ( 7 Sep)	1	1	7 Sep	7 Sep
108.	Bearded Tit	0	5	0	0	0	0	0	0	2	3	10	5	5	5 (19 Mar)	4	3	19 Mar	6 Nov
109.	Wood Lark	0	0	0	0	0	0	0	0	21	0	21	21	0	11 (23 Oct)	6	5	16 Oct	28 Oct
110.	Skylark	57	3	0	1	0	0	0	0	3356	15	3432	3377	55	1473 (28 Oct)	29	25	5 Feb	22 Nov
111.	Sand Martin	0	2	1227	24	0	1	8	0	0	0	1262	32	1230	261 (10 Apr)	33	28	30 Mar	26 Aug
112.	Swallow	0	5	728	91	19	2	246	113	28	0	1232	369	863	243 (27 Apr)	64	54	27 Mar	23 Oct
113.	House Martin	0	0	56	9	13	0	35	5	0	0	118	40	78	36 (27 Apr)	21	18	10 Apr	3 Sep
114.	Willow Warbler	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (28 Aug)	1	1	28 Aug	28 Aug
115.	Chiffchaff	0	0	1	0	0	0	0	2	0	0	3	2	1	2 (13 Sep)	2	2	2 Apr	13 Sep
116.	Marsh Warbler	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (25 Aug)	1	1	25 Aug	25 Aug
117.	Blackcap	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (17 Apr)	1	1	17 Apr	17 Apr
118.	Whitethroat	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (21 Aug)	1	1	21 Aug	21 Aug
119.	Starling	1416	654	43	2	36	10	149	232	5662	287	8491	6341	2150	1675 (23 Oct)	67	57	5 Feb	22 Nov
120.	Song Thrush	0	1	67	0	0	0	0	1	387	0	456	388	68	101 ( 9 Oct)	33	28	30 Mar	28 Oct
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
121.	Mistle Thrush	0	1	4	0	0	0	0	0	3	0	8	3	5	3 (23 Apr)	7	6	30 Mar	18 Oct
122.	Redwing	0	54	15	0	0	0	0	0	10313	149	10531	10441	90	6533 (23 Oct)	21	18	27 Mar	6 Nov
123.	Blackbird	1	0	0	0	0	0	0	0	21	12	34	33	1	14 ( 5 Oct)	8	7	20 Feb	6 Nov
124.	Fieldfare	0	12	265	0	0	0	0	0	152	67	496	219	277	128 (23 Oct)	22	19	23 Mar	22 Nov
125.	Ring Ouzel	0	0	38	0	0	0	0	0	0	0	38	0	38	28 (10 Apr)	5	4	9 Apr	28 Apr
126.	Stonechat	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (13 Oct)	1	1	13 Oct	13 Oct
127.	Tree Sparrow	0	0	0	0	0	0	0	0	17	0	17	17	0	10 (23 Oct)	5	4	9 Oct	24 Oct
128.	Dunnock	0	0	0	0	0	0	0	0	12	0	12	12	0	3 (28 Oct)	8	7	9 Oct	28 Oct
129.	Blue-headed Wagtail	0	2	26	1	1	0	26	0	1	0	57	28	29	21 (23 Aug)	20	17	30 Mar	16 Oct
130.	Yellow Wagtail (flavissima)	0	0	2	0	0	0	0	0	0	0	2	0	2	1 (20 Apr)	2	2	20 Apr	30 Apr
131.	Grey-headed Wagtail	0	0	0	21	0	0	0	0	0	0	21	0	21	17 (11 May)	2	2	11 May	15 May
132.	Yellow wagtail sp.	0	0	185	5	1	0	89	38	2	0	320	128	192	34 (27 Apr)	39	33	2 Apr	2 Oct
133.	Grey Wagtail	1	0	0	0	0	0	0	0	56	0	57	55	2	15 (23 Oct)	14	12	20 Feb	28 Oct
134.	White Wagtail	1	16	7	1	0	0	0	0	85	0	110	86	24	48 ( 5 Oct)	20	17	5 Feb	28 Oct
135.	alba wagtail sp.	9	21	36	0	2	5	1	23	64	4	165	97	68	19 (23 Oct)	44	37	20 Feb	22 Nov
136.	Motacilla (wagtail) sp.	0	0	0	0	0	0	3	0	0	0	3	3	0	3 (21 Aug)	1	1	21 Aug	21 Aug
137.	Tawny Pipit	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (17 Sep)	1	1	17 Sep	17 Sep
138.	Meadow Pipit	11	22	13388	17	0	0	0	170	6060	2	19670	6233	13437	3772 (27 Apr)	61	52	20 Feb	6 Nov
139.	Tree Pipit	0	0	21	5	0	0	4	3	0	0	33	8	25	9 (28 Apr)	16	14	13 Apr	18 Sep
140.	Water Pipit	0	0	5	0	0	0	0	0	26	2	33	25	8	13 (18 Oct)	14	12	9 Apr	6 Nov
141.	Rock Pipit	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (15 Oct)	1	1	15 Oct	15 Oct
142.	Rock Pipit/Water Pipit	0	3	2	0	0	0	0	0	9	0	14	7	7	3 (23 Mar)	11	9	23 Mar	28 Oct
143.	Chaffinch	2	13	16	1	0	0	0	0	43505	122	43659	43626	33	17286 (23 Oct)	31	26	25 Feb	22 Nov
144.	Brambling	0	0	0	0	0	0	0	0	603	9	612	611	1	209 (28 Oct)	15	13	9 Oct	6 Nov
145.	Chaffinch/Brambling	0	0	0	0	0	0	0	0	259	0	259	259	0	259 (13 Oct)	1	1	13 Oct	13 Oct
146.	Hawfinch	0	0	0	0	0	0	0	0	12	1	13	13	0	7 (28 Oct)	6	5	9 Oct	6 Nov
147.	Greenfinch	5	5	5	0	0	0	0	0	25	0	40	25	15	11 (16 Oct)	20	17	20 Feb	23 Oct
148.	Linnet	4	8	109	2	4	2	18	4	235	0	386	264	122	78 ( 5 Oct)	45	38	25 Feb	23 Oct
149.	Goldfinch	10	1	26	0	0	1	16	3	12	0	69	34	35	16 ( 2 Apr)	26	22	23 Feb	23 Oct
150.	Siskin	1	2	2	0	0	0	0	0	1790	7	1802	1796	6	645 (16 Oct)	21	18	22 Feb	22 Nov
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
151.	Lapland Bunting	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (16 Oct)	1	1	16 Oct	16 Oct
152.	Reed Bunting	7	16	11	0	0	0	9	17	344	19	423	390	33	81 (23 Oct)	46	39	20 Feb	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.	Small Tortoiseshell	0	0	0	0	0	0	2	1	0	0	3	3	0	1 (12 Aug)	4	3	12 Aug	25 Sep
2.	Brimstone	0	0	1	0	0	0	0	0	0	0	1	0	1	1 (27 Apr)	1	1	27 Apr	27 Apr
3.	European Peacock	1	0	0	0	0	0	7	0	2	0	10	9	1	5 (23 Aug)	6	5	22 Feb	18 Oct
4.	white sp. (butterfly)	0	0	3	0	0	0	5	1	1	0	10	8	2	5 (24 Aug)	6	5	20 Apr	9 Oct
5.	Red Admiral	0	0	0	0	0	0	3	2	1	0	6	5	1	2 (24 Aug)	5	4	21 Aug	20 Oct
	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	1	37	1	1	0	10	0	3	0	53	13	40	13 (27 Apr)	18	15	30 Mar	23 Oct
	Species	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	11503	3320	33277	5603	421	110	3584	2558	84690	2083	147149	94173	52976		100	85
	Observation hours	30:21	15:10	114:39	26:26	3:15	2:14	50:02	27:30	61:59	6:40	338:16

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Trektellen

Totals De Gorzen (Ridderkerk) 2021