Totals Dordtse Biesbosch 2011 - 2020

	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
1.	Fulvous Whistling Duck	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2018)
2.	Dark-bellied Brent Goose	1	0	0	0	1	47	0	0	0	1	50	5	0	47 (2016)
3.	Pale-bellied Brent Goose	0	0	0	0	0	4	0	0	0	0	4	0.4	0	4 (2016)
4.	Canada Goose	15	31	5	11	7	1	19	153	93	54	389	39	0	153 (2018)
5.	Barnacle Goose	3834	11312	4563	524	1629	1915	2189	16399	8802	9654	60821	6082	0	16399 (2018)
6.	Branta sp.	0	0	0	0	0	0	0	0	0	2	2	0.2	0	2 (2020)
7.	Snow Goose	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2011)
8.	Greylag Goose	5688	5300	5261	3147	1300	1355	5207	3506	3812	2975	37551	3755	1450	5688 (2011)
9.	goose sp.	0	0	0	0	0	0	67	588	1364	322	2341	234	0	1364 (2019)
10.	Domestic Goose	0	0	0	0	0	0	0	0	0	8	8	0.8	0	8 (2020)
11.	Pink-footed Goose	130	0	6	49	14	2	4	0	0	0	205	21	0	130 (2011)
12.	Tundra Bean Goose	106	731	3399	93	247	229	288	1727	2208	2066	11094	1109	0	3399 (2013)
13.	Bean Goose sp.	0	0	3	0	0	0	0	0	13	0	16	1.6	0	13 (2019)
14.	Eurasian White-fronted Goose	20006	19027	19800	6067	7591	5333	7754	14285	11134	10534	121531	12153	700	20006 (2011)
15.	Lesser White-fronted Goose	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2017)
16.	Black Swan	4	0	0	0	0	0	1	7	0	1	13	1.3	0	7 (2018)
17.	Mute Swan	40	24	12	0	0	4	90	47	18	46	281	28	0	90 (2017)
18.	Bewick's Swan	128	102	247	6	87	37	51	90	11	25	784	78	0	247 (2013)
19.	Whooper Swan	7	2	11	0	0	0	7	7	21	0	55	5.5	0	21 (2019)
20.	Egyptian Goose	184	124	70	91	38	2	103	101	106	335	1154	115	0	335 (2020)
21.	Shelduck	138	121	162	60	39	22	63	192	172	161	1130	113	71	192 (2018)
22.	Ruddy Shelduck	7	0	1	0	1	7	11	17	7	3	54	5.4	0	17 (2018)
23.	Garganey	2	0	2	0	5	0	0	4	0	0	13	1.3	0	5 (2015)
24.	Shoveler	208	167	156	163	312	8	284	464	640	241	2643	264	0	640 (2019)
25.	Gadwall	300	198	83	146	106	47	74	460	36	296	1746	175	0	460 (2018)
26.	Wigeon	494	2502	1349	2213	791	614	1323	893	960	876	12015	1202	0	2502 (2012)
27.	Mallard	216	313	56	13	6	19	15	56	45	38	777	78	0	313 (2012)
28.	Pintail	179	558	534	122	302	158	466	383	400	482	3584	358	55	558 (2012)
29.	Teal	42	62	48	61	426	61	1754	390	52	257	3153	315	0	1754 (2017)
30.	Red-crested Pochard	0	3	0	0	0	0	0	0	0	0	3	0.3	2	3 (2012)
31.	Pochard	18	41	13	0	8	4	6	14	12	7	123	12	0	41 (2012)
32.	Tufted Duck	332	217	72	15	11	26	127	65	54	173	1092	109	0	332 (2011)
33.	Velvet Scoter	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2012)
34.	Common Scoter	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2015)
35.	Long-tailed Duck	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2020)
36.	Goldeneye	73	97	30	28	20	11	10	108	75	96	548	55	17	108 (2018)
37.	Smew	3	3	4	1	0	0	0	7	2	2	22	2.2	0	7 (2018)
38.	Goosander	84	122	45	30	17	19	10	108	67	62	564	56	26	122 (2012)
39.	Red-breasted Merganser	5	1	0	3	1	2	0	0	3	3	18	1.8	0	5 (2011)
40.	Swift	3093	6650	658	4129	2482	98	57152	32502	65556	98613	270933	27093	1165	98613 (2020)
41.	Cuckoo	16	15	0	7	12	0	11	22	22	20	125	13	4	22 (2018)
42.	Swallow x House Martin (hybrid)	0	0	0	0	0	0	0	0	13	0	13	1.3	0	13 (2019)
43.	Stock Dove	79	134	69	121	39	60	108	135	217	394	1356	136	0	394 (2020)
44.	Woodpigeon	26341	10830	24781	31329	9080	7176	17233	34382	26669	25525	213346	21335	2	34382 (2018)
45.	Turtle Dove	2	0	0	0	0	0	0	3	0	0	5	0.5	0	3 (2018)
46.	Collared Dove	4	33	1	9	0	4	13	15	11	14	104	10	0	33 (2012)
47.	Water Rail	0	0	0	0	0	0	0	3	0	0	3	0.3	0	3 (2018)
48.	Spotted Crake	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2019)
49.	Coot	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2011)
50.	Crane	245	213	345	13	1	0	2	13	2	0	834	83	0	345 (2013)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
51.	Little Grebe	0	0	0	0	0	0	4	1	0	2	7	0.7	0	4 (2017)
52.	Great Crested Grebe	24	14	2	0	3	1	4	22	19	11	100	10	0	24 (2011)
53.	Slavonian Grebe	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2016)
54.	Black-necked Grebe	1	0	0	0	0	0	0	0	0	1	2	0.2	0	1 (2011)
55.	flamingo sp.	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2012)
56.	Oystercatcher	454	724	102	78	195	10	178	273	192	273	2479	248	18	724 (2012)
57.	Black-winged Stilt	0	0	0	3	0	0	0	0	0	0	3	0.3	0	3 (2014)
58.	Avocet	10	18	2	2	39	12	4	64	35	63	249	25	6	64 (2018)
59.	Lapwing	20511	27451	26847	8754	7551	2254	7306	5222	4776	4051	114723	11472	1941	27451 (2012)
60.	Golden Plover	1099	385	274	358	141	222	574	62	35	508	3658	366	0	1099 (2011)
61.	Grey Plover	5	4	15	7	2	6	8	38	8	19	112	11	0	38 (2018)
62.	Ringed Plover	10	24	34	9	72	116	3	35	87	16	406	41	0	116 (2016)
63.	Little Ringed Plover	0	2	9	3	1	3	13	7	13	6	57	5.7	0	13 (2017)
64.	Kentish Plover	0	0	0	0	2	0	0	0	0	0	2	0.2	0	2 (2015)
65.	Dotterel	2	0	0	0	0	0	0	0	2	0	4	0.4	0	2 (2011)
66.	Whimbrel	62	57	64	42	42	9	14	35	123	72	520	52	0	123 (2019)
67.	Curlew	312	1179	532	142	178	72	39	205	232	149	3040	304	0	1179 (2012)
68.	Bar-tailed Godwit	0	2	9	0	0	0	0	0	0	0	11	1.1	0	9 (2013)
69.	Black-tailed Godwit	1316	1368	1454	1148	1195	1387	1224	2446	1283	2500	15321	1532	201	2500 (2020)
70.	Icelandic Black-tailed Godwit	14	0	0	0	0	0	0	0	0	0	14	1.4	0	14 (2011)
71.	Turnstone	0	1	0	0	0	0	0	6	0	0	7	0.7	0	6 (2018)
72.	Knot	1	0	0	0	2	0	0	30	0	0	33	3.3	0	30 (2018)
73.	Ruff	53	187	101	63	502	44	98	156	182	281	1667	167	24	502 (2015)
74.	wader sp.	0	0	0	0	0	12	7	9	0	2	30	3	0	12 (2016)
75.	Curlew Sandpiper	0	1	0	0	0	0	0	2	1	0	4	0.4	0	2 (2018)
76.	Temminck's Stint	0	0	0	0	0	0	0	0	4	0	4	0.4	0	4 (2019)
77.	Sanderling	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2015)
78.	Dunlin	14	9	87	138	70	136	49	103	86	44	736	74	0	138 (2014)
79.	Little Stint	0	0	2	13	3	0	0	1	5	2	26	2.6	0	13 (2014)
80.	Buff-breasted Sandpiper	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2013)
81.	Woodcock	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2018)
82.	Jack Snipe	0	1	3	0	1	0	1	0	0	0	6	0.6	0	3 (2013)
83.	Snipe	270	202	292	467	315	173	335	582	420	369	3425	343	110	582 (2018)
84.	Common Sandpiper	2	9	6	2	30	4	32	80	51	57	273	27	0	80 (2018)
85.	Green Sandpiper	46	15	16	32	28	13	30	83	151	100	514	51	1	151 (2019)
86.	Redshank	28	114	69	48	139	65	59	148	212	185	1067	107	20	212 (2019)
87.	Wood Sandpiper	1	2	4	2	30	3	2	23	17	8	92	9.2	0	30 (2015)
88.	Spotted Redshank	4	0	16	33	49	1	8	19	35	16	181	18	1	49 (2015)
89.	Greenshank	28	12	269	118	183	22	161	327	261	153	1534	153	82	327 (2018)
90.	Kittiwake	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2012)
91.	Black-headed Gull	6564	6966	1860	1413	2025	1411	3078	10312	9120	9612	52361	5236	2517	10312 (2018)
92.	Little Gull	54	1	1	3	53	0	44	97	113	57	423	42	0	113 (2019)
93.	Mediterranean Gull	0	13	3	6	51	11	31	186	202	278	781	78	8	278 (2020)
94.	Common Gull	194	642	72	118	62	69	222	265	260	124	2028	203	12	642 (2012)
95.	Great Black-backed Gull	43	51	3	8	15	8	29	70	87	118	432	43	1	118 (2020)
96.	Herring Gull	93	123	55	45	29	28	66	242	482	364	1527	153	4	482 (2019)
97.	Caspian Gull	0	3	0	0	6	2	5	5	5	18	44	4.4	0	18 (2020)
98.	Yellow-legged Gull	1	1	0	0	1	0	4	14	10	23	54	5.4	1	23 (2020)
99.	Lesser Black-backed Gull	327	467	69	68	60	39	201	1058	1210	1091	4590	459	12	1210 (2019)
100.	Gull-billed Tern	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2017)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
101.	Caspian Tern	0	1	1	0	0	0	1	1	0	0	4	0.4	0	1 (2012)
102.	Sandwich Tern	0	0	0	0	0	0	9	1	0	0	10	1	0	9 (2017)
103.	Little Tern	0	1	0	0	0	0	4	0	2	0	7	0.7	0	4 (2017)
104.	Common Tern	171	66	7	84	146	8	269	832	2073	703	4359	436	71	2073 (2019)
105.	Arctic Tern	0	0	0	0	0	0	0	5	13	3	21	2.1	0	13 (2019)
106.	Common/Arctic Tern	0	0	0	0	10	0	0	4	0	0	14	1.4	0	10 (2015)
107.	Whiskered Tern	1	0	0	0	0	0	0	0	0	6	7	0.7	0	6 (2020)
108.	White-winged Black Tern	0	0	0	0	0	0	0	0	3	1	4	0.4	0	3 (2019)
109.	Black Tern	244	63	1	4	171	0	161	192	173	94	1103	110	51	244 (2011)
110.	Pomarine Skua	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2015)
111.	Arctic Skua	1	1	0	1	0	0	3	0	0	0	6	0.6	0	3 (2017)
112.	Red-throated Diver	4	1	0	0	0	0	0	0	0	0	5	0.5	1	4 (2011)
113.	Black Stork	2	1	0	1	0	0	0	0	0	0	4	0.4	0	2 (2011)
114.	White Stork	25	16	6	130	29	17	11	51	63	86	434	43	0	130 (2014)
115.	Cormorant	7483	16142	3960	6746	2644	1620	3625	8262	4250	7725	62457	6246	0	16142 (2012)
116.	Eudocimus ruber	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2020)
117.	Glossy Ibis	0	0	1	0	0	0	0	1	0	0	2	0.2	0	1 (2013)
118.	Spoonbill	275	218	109	105	165	164	318	625	523	414	2916	292	55	625 (2018)
119.	Bittern	0	0	0	1	1	0	1	0	0	0	3	0.3	0	1 (2014)
120.	Night Heron	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2017)
121.	Cattle Egret	0	0	0	2	0	0	1	7	6	17	33	3.3	4	17 (2020)
122.	Grey Heron	1085	421	211	681	518	171	479	270	294	289	4419	442	22	1085 (2011)
123.	Purple Heron	514	456	353	986	451	695	956	867	431	489	6198	620	0	986 (2014)
124.	Great White Egret	295	196	117	251	173	84	116	277	293	263	2065	207	115	295 (2011)
125.	heron sp.	0	0	0	0	0	6	0	0	0	0	6	0.6	0	6 (2016)
126.	Little Egret	20	8	6	7	6	1	25	44	59	65	241	24	27	65 (2020)
127.	Osprey	30	10	13	12	19	7	14	14	22	15	156	16	13	30 (2011)
128.	Black-winged Kite	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2018)
129.	Honey Buzzard	8	1	0	4	0	1	13	7	11	2	47	4.7	0	13 (2017)
130.	Short-toed Eagle	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2017)
131.	Sparrowhawk	347	318	141	130	69	44	77	193	236	100	1655	166	11	347 (2011)
132.	Goshawk	7	4	2	0	1	0	2	7	3	4	30	3	0	7 (2011)
133.	Marsh Harrier	95	54	24	46	41	19	74	98	147	87	685	69	13	147 (2019)
134.	Hen Harrier	26	12	10	4	2	5	7	18	22	8	114	11	2	26 (2011)
135.	Pallid Harrier	1	0	0	0	2	0	0	0	0	0	3	0.3	0	2 (2015)
136.	Montagu's Harrier	1	1	0	0	0	0	0	0	0	0	2	0.2	0	1 (2011)
137.	Hen/Montagu's/Pallid Harrier	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2018)
138.	Red Kite	8	5	1	3	6	3	1	11	4	7	49	4.9	0	11 (2018)
139.	Black Kite	5	6	0	1	0	1	2	2	16	7	40	4	0	16 (2019)
140.	White-tailed Eagle	4	2	0	2	0	1	1	0	4	6	20	2	0	6 (2020)
141.	Rough-legged Buzzard	6	0	0	0	0	0	0	3	0	0	9	0.9	1	6 (2011)
142.	Common Buzzard	685	107	114	81	57	82	53	112	330	189	1810	181	41	685 (2011)
143.	Short-eared Owl	0	0	0	0	1	0	0	1	0	0	2	0.2	0	1 (2015)
144.	Wryneck	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2019)
145.	Lesser Spotted Woodpecker	0	2	0	2	0	0	0	1	4	1	10	1	0	4 (2019)
146.	Great Spotted Woodpecker	43	55	26	37	36	16	65	40	82	74	474	47	5	82 (2019)
147.	Black Woodpecker	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2015)
148.	Green Woodpecker	0	0	0	0	0	2	1	1	3	0	7	0.7	0	3 (2019)
149.	Kestrel	43	28	5	23	7	10	16	22	53	22	229	23	3	53 (2019)
150.	Red-footed Falcon	8	0	0	1	1	0	2	1	0	1	14	1.4	0	8 (2011)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
151.	Merlin	20	24	5	3	5	3	9	23	27	17	136	14	0	27 (2019)
152.	Hobby	11	15	0	2	15	9	18	18	17	14	119	12	2	18 (2017)
153.	Peregrine	12	10	6	6	3	5	9	23	17	8	99	9.9	2	23 (2018)
154.	falcon sp.	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2019)
155.	Rose-ringed Parakeet	0	0	1	0	0	0	0	7	0	0	8	0.8	0	7 (2018)
156.	Great Grey Shrike	1	1	0	1	1	0	0	2	2	0	8	0.8	1	2 (2018)
157.	Golden Oriole	0	2	0	0	0	0	2	0	1	0	5	0.5	0	2 (2012)
158.	Jay	85	1551	59	260	72	67	131	92	2341	53	4711	471	4	2341 (2019)
159.	Magpie	85	22	28	74	2	15	9	37	79	65	416	42	0	85 (2011)
160.	Jackdaw	4249	4399	2847	825	212	228	505	901	1671	1337	17174	1717	0	4399 (2012)
161.	Rook	5	1	1	2	1	9	12	13	4	18	66	6.6	0	18 (2020)
162.	Carrion Crow	126	219	29	92	34	60	281	568	528	793	2730	273	1	793 (2020)
163.	Hooded Crow	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2016)
164.	Raven	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2013)
165.	Coal Tit	0	2968	81	29	989	0	138	3	45	2	4255	426	0	2968 (2012)
166.	Willow Tit	5	5	0	9	0	0	1	7	14	4	45	4.5	0	14 (2019)
167.	Blue Tit	519	3779	523	498	1192	263	1197	523	2203	983	11680	1168	10	3779 (2012)
168.	Great Tit	155	2302	349	496	169	177	800	712	1110	698	6968	697	10	2302 (2012)
169.	Penduline Tit	2	3	1	1	2	2	3	5	0	1	20	2	0	5 (2018)
170.	Bearded Tit	33	0	74	268	51	51	171	10	68	64	790	79	20	268 (2014)
171.	Wood Lark	36	110	11	56	33	16	4	43	48	31	388	39	0	110 (2012)
172.	Skylark	8639	24997	10663	9215	547	1727	1289	10472	8868	4523	80940	8094	0	24997 (2012)
173.	Shore Lark	0	2	0	0	0	0	0	0	0	0	2	0.2	0	2 (2012)
174.	Sand Martin	6772	140	110	436	961	30	7193	7389	98822	13512	135365	13537	2509	98822 (2019)
175.	Swallow	5729	2359	587	3727	2315	1445	9522	13405	7550	2570	49209	4921	262	13405 (2018)
176.	House Martin	422	370	42	295	237	58	2248	3646	696	738	8752	875	33	3646 (2018)
177.	Red-rumped Swallow	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2011)
178.	Long-tailed Tit	185	335	50	216	76	30	185	56	138	168	1439	144	0	335 (2012)
179.	Northern Long-tailed Tit	1	0	0	0	0	0	2	3	1	0	7	0.7	0	3 (2018)
180.	Yellow-browed Warbler	1	0	0	0	0	1	5	2	0	2	11	1.1	0	5 (2017)
181.	Willow Warbler	0	0	6	0	4	0	8	4	6	5	33	3.3	5	8 (2017)
182.	Chiffchaff	35	70	42	89	86	63	77	76	104	144	786	79	32	144 (2020)
183.	Chiffchaff/Willow Warbler	133	44	66	78	19	0	17	5	9	11	382	38	0	133 (2011)
184.	Great Reed Warbler	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2019)
185.	Sedge Warbler	0	0	0	0	1	0	0	0	0	1	2	0.2	0	1 (2015)
186.	Reed Warbler	2	0	0	3	0	1	6	1	0	2	15	1.5	0	6 (2017)
187.	Marsh Warbler	0	0	0	0	0	0	0	0	0	2	2	0.2	0	2 (2020)
188.	Icterine Warbler	0	0	0	0	0	0	0	2	0	0	2	0.2	0	2 (2018)
189.	Savi's Warbler	0	0	0	0	0	0	0	0	2	1	3	0.3	0	2 (2019)
190.	Blackcap	6	7	1	8	8	3	5	19	8	5	70	7	0	19 (2018)
191.	Garden Warbler	0	0	0	0	1	0	0	0	1	2	4	0.4	0	2 (2020)
192.	Lesser Whitethroat	0	0	0	0	0	0	0	0	2	0	2	0.2	0	2 (2019)
193.	Whitethroat	0	0	1	0	2	0	2	1	2	1	9	0.9	0	2 (2015)
194.	Firecrest	2	1	1	10	10	0	6	17	10	19	76	7.6	0	19 (2020)
195.	Goldcrest	9	56	12	94	339	48	27	108	279	410	1382	138	24	410 (2020)
196.	Wren	0	0	0	0	0	0	22	0	0	7	29	2.9	4	22 (2017)
197.	Nuthatch	1	4	0	2	0	0	1	0	1	0	9	0.9	0	4 (2012)
198.	Short-toed Tree Creeper	0	2	2	1	7	1	5	3	2	0	23	2.3	0	7 (2015)
199.	Starling	93063	49136	69274	21054	13988	6582	20442	25095	25664	32028	356326	35633	1006	93063 (2011)
200.	starling sp.	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2018)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
201.	Song Thrush	5499	12696	4781	5927	282	4507	1328	1767	3460	1641	41888	4189	10	12696 (2012)
202.	Mistle Thrush	122	18	19	58	8	27	15	69	103	40	479	48	0	122 (2011)
203.	Redwing	50670	28084	14377	46598	7327	15878	11923	33933	47678	40039	296507	29651	40	50670 (2011)
204.	Blackbird	365	552	88	756	120	133	147	433	1094	477	4165	417	3	1094 (2019)
205.	Fieldfare	8211	1493	8191	1741	2750	2622	2031	14383	10938	9235	61595	6160	35	14383 (2018)
206.	Ring Ouzel	12	10	20	21	9	8	10	48	172	20	330	33	0	172 (2019)
207.	Spotted Flycatcher	0	0	0	0	0	0	0	1	0	1	2	0.2	0	1 (2018)
208.	Robin	0	1	1	1	5	1	4	0	3	0	16	1.6	0	5 (2015)
209.	White-spotted Bluethroat	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2018)
210.	Nightingale	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2013)
211.	Pied Flycatcher	0	0	0	0	0	0	0	0	1	2	3	0.3	0	2 (2020)
212.	Black Redstart	0	0	0	0	0	0	0	1	0	1	2	0.2	0	1 (2018)
213.	Redstart	1	0	1	0	2	1	2	2	4	3	16	1.6	0	4 (2019)
214.	Whinchat	0	0	0	2	2	0	0	0	1	2	7	0.7	0	2 (2014)
215.	Stonechat	5	1	0	1	0	0	1	1	2	2	13	1.3	0	5 (2011)
216.	Wheatear	10	2	1	1	0	1	3	0	3	1	22	2.2	0	10 (2011)
217.	Tree Sparrow	369	640	194	440	108	35	283	128	159	74	2430	243	0	640 (2012)
218.	House Sparrow	0	0	1	0	0	1	0	0	0	1	3	0.3	0	1 (2013)
219.	Dunnock	54	61	34	40	45	12	24	31	17	47	365	37	0	61 (2012)
220.	Blue-headed Wagtail	137	116	44	70	37	14	165	479	307	171	1540	154	6	479 (2018)
221.	Grey-headed Wagtail	1	0	0	0	0	0	0	4	0	0	5	0.5	0	4 (2018)
222.	Grey Wagtail	33	25	18	32	26	32	57	38	34	27	322	32	1	57 (2017)
223.	White Wagtail	532	553	223	330	147	177	495	781	515	477	4230	423	105	781 (2018)
224.	alba wagtail sp.	0	0	0	0	0	0	0	2	0	1	3	0.3	0	2 (2018)
225.	Pied Wagtail	0	0	4	1	0	0	2	11	5	1	24	2.4	0	11 (2018)
226.	Richard's Pipit	0	1	1	0	0	0	0	1	0	2	5	0.5	0	2 (2020)
227.	Meadow Pipit	5088	10461	2023	7507	681	3643	2937	4792	12468	6266	55866	5587	0	12468 (2019)
228.	Tree Pipit	33	24	10	18	8	12	44	75	24	29	277	28	0	75 (2018)
229.	Water Pipit	29	28	20	18	17	8	32	149	22	27	350	35	0	149 (2018)
230.	Rock Pipit	0	0	0	0	1	2	2	0	1	0	6	0.6	0	2 (2016)
231.	Rock Pipit/Water Pipit	0	0	0	0	1	2	2	0	3	0	8	0.8	0	3 (2019)
232.	Chaffinch	76797	94235	25431	46080	8277	6953	20882	46238	21768	17814	364475	36448	4	94235 (2012)
233.	Brambling	452	609	189	179	101	198	707	2484	290	205	5414	541	0	2484 (2018)
234.	Chaffinch/Brambling	0	0	0	0	0	0	63	0	646	7903	8612	861	0	7903 (2020)
235.	Hawfinch	17	68	6	16	18	11	26	3	33	18	216	22	0	68 (2012)
236.	Bullfinch	2	0	0	1	0	1	1	2	3	1	11	1.1	0	3 (2019)
237.	Greenfinch	135	96	68	116	72	67	238	268	170	167	1397	140	0	268 (2018)
238.	Linnet	593	364	188	820	256	103	99	1344	709	760	5236	524	74	1344 (2018)
239.	Mealy Redpoll	0	0	0	0	0	0	0	6	2	0	8	0.8	0	6 (2018)
240.	Lesser Redpoll	9	1	0	3	1	0	2	0	0	2	18	1.8	0	9 (2011)
241.	redpoll sp.	12	30	8	9	6	0	27	10	14	27	143	14	0	30 (2012)
242.	Crossbill	1	5	44	28	0	43	149	17	19	2	308	31	0	149 (2017)
243.	Goldfinch	219	114	61	151	77	56	277	108	120	175	1358	136	80	277 (2017)
244.	Serin	1	0	0	1	0	0	0	0	0	1	3	0.3	0	1 (2011)
245.	Siskin	1499	612	376	342	557	203	201	512	3145	784	8231	823	0	3145 (2019)
246.	Lapland Bunting	3	3	1	1	1	1	0	1	5	1	17	1.7	0	5 (2019)
247.	Snow Bunting	0	0	2	0	0	0	0	0	0	1	3	0.3	0	2 (2013)
248.	Yellowhammer	1	1	1	0	1	1	0	0	3	2	10	1	0	3 (2019)
249.	Ortolan Bunting	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2018)
250.	Reed Bunting	212	426	643	1504	813	242	600	968	993	548	6949	695	22	1504 (2014)
	Other species
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
1.	Small Tortoiseshell	0	0	0	12	0	1	1	1	0	0	15	1.5	0	12 (2014)
2.	Dark Clouded Yellow	0	0	1	8	0	0	0	0	6	0	15	1.5	0	8 (2014)
3.	Brimstone	0	0	0	0	0	0	0	2	1	1	4	0.4	0	2 (2018)
4.	European Peacock	0	0	0	14	0	11	9	10	21	40	105	11	0	40 (2020)
5.	Swallowtail	0	0	0	0	0	0	0	0	9	0	9	0.9	0	9 (2019)
6.	Speckled Wood	0	0	0	0	0	0	0	1	0	3	4	0.4	0	3 (2020)
7.	Large White	0	0	0	0	0	1	0	0	2	16	19	1.9	0	16 (2020)
8.	Small White	0	0	0	43	0	57	3	73	119	114	409	41	0	119 (2019)
9.	white sp. (butterfly)	0	0	0	0	12	0	0	0	4	0	16	1.6	0	12 (2015)
10.	Comma	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2019)
11.	Red Admiral	0	0	0	81	8	27	1	23	59	21	220	22	0	81 (2014)
12.	Painted Lady	0	0	0	0	0	0	0	2	17	0	19	1.9	3	17 (2019)
	Other species
1.	Darter unknown	0	0	0	0	0	0	0	0	14	1	15	1.5	0	14 (2019)
2.	Migrant Hawker	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2020)
	Other species
1.	Bumblebee sp.	0	0	0	0	0	0	0	0	1	2	3	0.3	0	2 (2020)
	Species	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	Totals	Average	Present	Year Maximum
	Totals	376475	361444	241111	221740	85366	72343	201731	313844	406968	329975	2610997	261100	13194
	Observation hours	287:30	261:15	183:30	236:15	235:45	157:15	420:00	704:51	649:22	552:00	3,687:43	368:46

Trektellen

Totals Dordtse Biesbosch 2011 - 2020