Totals Berkheide (Katwijk) 2010 - 2019

	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
1.	Fulvous Whistling Duck	0	0	0	0	0	10	0	0	0	0	10	1	0	10 (2015)
2.	Dark-bellied Brent Goose	18	2	25	21	28	118	166	79	239	149	845	85	1	239 (2018)
3.	Canada Goose	44	22	19	16	130	137	31	144	199	376	1118	112	0	376 (2019)
4.	Barnacle Goose	1409	1330	60	2260	1101	683	1234	2761	8796	4813	24447	2445	0	8796 (2018)
5.	Lesser Canada Goose	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2019)
6.	Greylag Goose	186	125	282	836	562	647	678	809	1013	1585	6723	672	4	1585 (2019)
7.	Anser sp.	0	0	0	18	188	19	171	121	0	0	517	52	0	188 (2014)
8.	goose sp.	70	0	0	300	0	120	1211	26	225	1172	3124	312	0	1211 (2016)
9.	Domestic Goose	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2016)
10.	Pink-footed Goose	0	0	0	139	0	78	197	11	31	590	1046	105	0	590 (2019)
11.	Tundra Bean Goose	100	1	0	0	0	57	13	28	0	0	199	20	0	100 (2010)
12.	Bean Goose sp.	0	0	0	0	0	0	3	0	0	0	3	0.3	0	3 (2016)
13.	Eurasian White-fronted Goose	573	0	0	845	4	284	155	606	390	656	3513	351	0	845 (2013)
14.	Mute Swan	11	1	41	37	37	52	163	100	72	184	698	70	8	184 (2019)
15.	Bewick's Swan	6	0	0	0	0	0	0	0	0	0	6	0.6	0	6 (2010)
16.	Whooper Swan	14	0	0	6	0	4	0	0	6	0	30	3	0	14 (2010)
17.	Egyptian Goose	130	40	35	28	159	103	138	128	91	213	1065	107	5	213 (2019)
18.	Shelduck	27	19	42	23	54	95	252	255	435	744	1946	195	4	744 (2019)
19.	Ruddy Shelduck	0	0	0	0	0	0	1	15	0	12	28	2.8	0	15 (2017)
20.	Garganey	0	0	0	0	0	0	0	5	4	0	9	0.9	0	5 (2017)
21.	Shoveler	10	4	25	370	193	50	120	274	175	243	1464	146	0	370 (2013)
22.	Gadwall	126	16	14	46	20	38	41	99	52	78	530	53	0	126 (2010)
23.	Wigeon	400	0	17	86	44	47	337	100	1272	539	2842	284	37	1272 (2018)
24.	American Wigeon	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2018)
25.	Mallard	12	6	19	10	15	24	14	58	46	60	264	26	0	60 (2019)
26.	Pintail	3	0	0	10	0	21	81	314	23	21	473	47	0	314 (2017)
27.	Teal	0	0	0	133	5	1	634	31	81	78	963	96	0	634 (2016)
28.	duck sp.	0	0	0	0	0	40	54	71	38	0	203	20	0	71 (2017)
29.	Red-crested Pochard	0	0	0	0	15	3	18	7	24	11	78	7.8	3	24 (2018)
30.	Pochard	0	0	2	0	11	6	26	48	29	25	147	15	0	48 (2017)
31.	Tufted Duck	3	1	11	8	11	7	19	35	14	6	115	12	0	35 (2017)
32.	Scaup	0	0	0	0	0	0	9	0	1	0	10	1	0	9 (2016)
33.	Aythya sp.	1	0	0	0	0	0	58	0	0	0	59	5.9	0	58 (2016)
34.	Eider	0	3	0	14	3	29	73	51	81	102	356	36	0	102 (2019)
35.	Velvet Scoter	0	0	0	0	0	1	3	5	5	0	14	1.4	0	5 (2017)
36.	Common Scoter	50	4	2	107	361	201	618	2210	1119	500	5172	517	15	2210 (2017)
37.	scoter sp.	0	0	0	0	0	0	2	9	0	0	11	1.1	0	9 (2017)
38.	Goldeneye	0	0	0	1	0	2	1	8	0	2	14	1.4	0	8 (2017)
39.	Smew	0	0	0	0	0	0	0	0	3	0	3	0.3	0	3 (2018)
40.	Goosander	0	0	0	2	0	3	3	8	28	21	65	6.5	0	28 (2018)
41.	Red-breasted Merganser	12	0	0	39	4	4	67	59	82	31	298	30	0	82 (2018)
42.	Swift	131	352	7345	374	1099	1445	1934	11043	6648	9961	40332	4033	315	11043 (2017)
43.	Cuckoo	0	2	8	5	8	4	23	11	14	9	84	8.4	18	23 (2016)
44.	Stock Dove	463	64	35	191	189	86	137	152	185	215	1717	172	44	463 (2010)
45.	Woodpigeon	974	597	816	3690	814	2202	3163	1668	5163	1739	20826	2083	393	5163 (2018)
46.	Turtle Dove	1	3	0	2	7	0	3	1	2	4	23	2.3	0	7 (2014)
47.	Collared Dove	62	83	114	43	101	83	100	118	161	121	986	99	3	161 (2018)
48.	Crane	0	0	0	3	2	0	0	0	17	0	22	2.2	0	17 (2018)
49.	Great Crested Grebe	2	3	0	27	1	62	148	20	69	150	482	48	190	150 (2019)
50.	Oystercatcher	27	87	123	88	195	211	420	327	735	318	2531	253	8	735 (2018)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
51.	Avocet	0	0	2	6	5	0	18	10	27	1	69	6.9	0	27 (2018)
52.	Lapwing	235	30	84	2052	53	481	241	110	1154	90	4530	453	40	2052 (2013)
53.	Golden Plover	3	8	69	92	8	9	10	87	250	21	557	56	0	250 (2018)
54.	Grey Plover	0	3	14	19	3	1	29	139	14	16	238	24	0	139 (2017)
55.	Ringed Plover	1	0	30	16	15	8	20	44	103	200	437	44	0	200 (2019)
56.	Little Ringed Plover	1	4	2	4	13	7	15	18	27	15	106	11	5	27 (2018)
57.	Dotterel	1	0	4	0	4	0	1	5	1	22	38	3.8	0	22 (2019)
58.	Whimbrel	126	131	26	38	357	34	159	284	403	397	1955	196	4	403 (2018)
59.	Curlew	134	9	59	140	33	64	110	86	105	276	1016	102	1	276 (2019)
60.	Bar-tailed Godwit	2	17	2	18	10	1	41	62	22	13	188	19	0	62 (2017)
61.	Black-tailed Godwit	15	0	7	30	13	8	12	24	41	21	171	17	0	41 (2018)
62.	Icelandic Black-tailed Godwit	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2018)
63.	Turnstone	0	4	0	0	1	0	2	3	1	0	11	1.1	0	4 (2011)
64.	Knot	0	0	30	0	0	0	29	28	19	43	149	15	0	43 (2019)
65.	Ruff	0	7	27	16	9	26	12	67	68	0	232	23	0	68 (2018)
66.	wader sp.	1	8	0	0	22	6	33	82	50	18	220	22	0	82 (2017)
67.	Temminck's Stint	0	0	0	0	0	0	0	6	0	0	6	0.6	0	6 (2017)
68.	Sanderling	0	0	0	38	12	24	53	82	0	15	224	22	50	82 (2017)
69.	Dunlin	1	1	0	66	30	258	317	26	24	131	854	85	0	317 (2016)
70.	Purple Sandpiper	0	0	0	0	0	0	3	0	0	0	3	0.3	0	3 (2016)
71.	Little Stint	0	0	0	0	0	0	0	6	0	0	6	0.6	0	6 (2017)
72.	Calidris sp.	0	0	0	0	0	0	0	53	0	3	56	5.6	0	53 (2017)
73.	Woodcock	0	0	0	0	0	1	3	2	0	1	7	0.7	0	3 (2016)
74.	Jack Snipe	0	0	0	0	0	0	1	0	0	1	2	0.2	0	1 (2016)
75.	Snipe	187	15	1	28	34	48	19	39	58	54	483	48	1	187 (2010)
76.	Common Sandpiper	0	0	0	0	1	0	0	0	1	3	5	0.5	0	3 (2019)
77.	Green Sandpiper	47	83	20	28	125	25	14	91	53	119	605	61	0	125 (2014)
78.	Redshank	6	7	39	67	148	8	28	165	58	107	633	63	1	165 (2017)
79.	Wood Sandpiper	0	2	1	0	16	0	3	4	15	7	48	4.8	0	16 (2014)
80.	Spotted Redshank	2	4	0	8	18	1	1	7	6	8	55	5.5	0	18 (2014)
81.	Greenshank	5	50	29	13	127	4	36	151	29	49	493	49	2	151 (2017)
82.	Kittiwake	0	0	0	0	0	105	2	3	2	0	112	11	0	105 (2015)
83.	Black-headed Gull	279	97	1396	2133	793	1441	7439	3659	4060	2184	23481	2348	41	7439 (2016)
84.	Little Gull	274	19	17	151	272	20	317	51	130	924	2175	218	4	924 (2019)
85.	Mediterranean Gull	0	2	5	2	9	10	5	13	58	23	127	13	0	58 (2018)
86.	Common Gull	41	8	5	280	689	122	1860	1380	520	317	5222	522	79	1860 (2016)
87.	Great Black-backed Gull	1	30	1	12	31	290	109	98	24	42	638	64	141	290 (2015)
88.	Glaucous Gull	0	0	0	0	3	0	0	2	1	1	7	0.7	0	3 (2014)
89.	Iceland Gull	0	0	0	0	0	1	0	2	0	1	4	0.4	0	2 (2017)
90.	Herring Gull	116	95	46	375	100	3434	1527	2013	813	876	9395	940	1537	3434 (2015)
91.	Yellow-legged Gull	0	0	0	0	0	0	0	1	0	0	1	0.1	1	1 (2017)
92.	Lesser Black-backed Gull	599	483	345	1454	960	1708	3786	2192	3306	2902	17735	1774	434	3786 (2016)
93.	Gull-billed Tern	1	0	0	0	0	0	0	2	2	0	5	0.5	0	2 (2017)
94.	Caspian Tern	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2013)
95.	Sandwich Tern	31	43	7	9	87	32	200	705	321	667	2102	210	45	705 (2017)
96.	Little Tern	1	3	0	0	0	1	50	33	21	18	127	13	0	50 (2016)
97.	Common Tern	16	24	50	88	144	230	558	344	349	585	2388	239	42	585 (2019)
98.	Arctic Tern	0	0	0	0	0	0	11	0	4	30	45	4.5	0	30 (2019)
99.	Common/Arctic Tern	93	21	9	11	0	0	13	895	0	112	1154	115	10	895 (2017)
100.	Black Tern	0	2	1	0	15	1	11	42	0	24	96	9.6	0	42 (2017)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
101.	Great Skua	0	0	0	0	0	2	0	1	0	0	3	0.3	0	2 (2015)
102.	Arctic Skua	1	1	0	0	0	0	0	0	0	3	5	0.5	0	3 (2019)
103.	skua sp.	0	0	0	0	1	0	0	0	0	0	1	0.1	0	1 (2014)
104.	Guillemot	0	0	0	0	0	0	0	1	0	0	1	0.1	1	1 (2017)
105.	Razorbill	0	0	0	0	0	1	0	0	1	0	2	0.2	0	1 (2015)
106.	Razorbill/Guillemot	0	1	0	0	0	22	19	26	196	316	580	58	2	316 (2019)
107.	Red-throated Diver	1	0	0	4	2	27	475	224	135	142	1010	101	17	475 (2016)
108.	Black-throated Diver	0	0	0	0	0	2	2	0	2	0	6	0.6	1	2 (2015)
109.	Great Northern Diver	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2016)
110.	diver sp.	0	0	0	5	1	0	2	1	2	0	11	1.1	0	5 (2013)
111.	Leach's Petrel	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2015)
112.	Fulmar	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2016)
113.	Black Stork	0	0	0	0	0	0	4	3	0	0	7	0.7	0	4 (2016)
114.	White Stork	0	2	9	1	6	2	5	12	5	13	55	5.5	1	13 (2019)
115.	Gannet	14	1	5	57	18	146	110	41	130	23	545	55	28	146 (2015)
116.	Cormorant	1898	608	595	1735	1515	2613	2102	4033	3938	7471	26508	2651	589	7471 (2019)
117.	Cormorant (p. c. carbo)	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2018)
118.	Spoonbill	76	70	23	118	221	64	105	346	461	378	1862	186	1	461 (2018)
119.	Bittern	0	1	0	0	9	0	0	0	0	0	10	1	2	9 (2014)
120.	Night Heron	0	0	0	0	0	0	0	2	0	0	2	0.2	0	2 (2017)
121.	Cattle Egret	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2019)
122.	Grey Heron	76	48	50	139	190	83	168	249	412	369	1784	178	5	412 (2018)
123.	Purple Heron	0	6	1	1	0	3	6	6	18	12	53	5.3	0	18 (2018)
124.	Great White Egret	13	4	5	9	16	6	13	6	32	46	150	15	2	46 (2019)
125.	heron sp.	0	0	0	0	0	0	1	1	0	0	2	0.2	0	1 (2016)
126.	Little Egret	0	0	0	1	1	2	0	3	1	4	12	1.2	0	4 (2019)
127.	Egretta sp.	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2019)
128.	Osprey	0	4	5	2	4	2	10	2	7	7	43	4.3	1	10 (2016)
129.	Honey Buzzard	0	0	4	0	14	0	2	5	4	0	29	2.9	0	14 (2014)
130.	Lesser Spotted Eagle	0	1	0	0	0	0	0	0	0	0	1	0.1	0	1 (2011)
131.	Sparrowhawk	60	22	23	39	16	26	41	30	33	59	349	35	5	60 (2010)
132.	Goshawk	2	2	3	4	3	3	4	10	4	4	39	3.9	10	10 (2017)
133.	Marsh Harrier	29	45	22	38	80	10	43	101	102	93	563	56	3	102 (2018)
134.	Hen Harrier	9	4	3	3	4	2	5	2	2	7	41	4.1	1	9 (2010)
135.	Pallid Harrier	0	0	0	0	0	0	1	1	1	0	3	0.3	0	1 (2016)
136.	Montagu's Harrier	0	2	0	0	0	0	1	0	0	1	4	0.4	0	2 (2011)
137.	Montagu's/Pallid Harrier	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2017)
138.	Red Kite	0	0	1	0	0	0	1	1	3	0	6	0.6	0	3 (2018)
139.	Black Kite	0	0	1	4	4	1	2	1	1	4	18	1.8	0	4 (2013)
140.	White-tailed Eagle	0	0	0	1	0	1	1	0	2	1	6	0.6	0	2 (2018)
141.	Rough-legged Buzzard	0	4	0	1	0	0	0	0	0	0	5	0.5	0	4 (2011)
142.	Common Buzzard	13	21	44	21	17	19	39	7	11	20	212	21	54	44 (2012)
143.	Short-eared Owl	0	1	0	0	4	0	3	0	2	0	10	1	0	4 (2014)
144.	Hoopoe	0	0	0	0	0	1	1	0	0	1	3	0.3	0	1 (2015)
145.	Kingfisher	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2016)
146.	European Bee-eater	0	0	0	0	1	0	2	3	3	1	10	1	0	3 (2017)
147.	Lesser Spotted Woodpecker	1	0	0	0	0	0	0	2	0	2	5	0.5	0	2 (2017)
148.	Great Spotted Woodpecker	37	12	29	27	66	33	35	133	57	92	521	52	32	133 (2017)
149.	Green Woodpecker	1	0	0	1	0	0	0	0	0	0	2	0.2	0	1 (2010)
150.	Kestrel	18	7	10	3	25	17	38	35	23	41	217	22	19	41 (2019)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
151.	Red-footed Falcon	1	0	0	0	0	0	7	3	0	0	11	1.1	1	7 (2016)
152.	Merlin	4	6	3	3	10	3	5	4	7	12	57	5.7	0	12 (2019)
153.	Hobby	6	5	10	4	3	2	9	5	8	13	65	6.5	3	13 (2019)
154.	Peregrine	1	0	1	4	6	1	7	17	15	11	63	6.3	1	17 (2017)
155.	falcon sp.	1	0	0	0	0	1	0	0	1	0	3	0.3	0	1 (2010)
156.	Rose-ringed Parakeet	2	0	3	0	15	0	0	0	0	5	25	2.5	0	15 (2014)
157.	Red-backed Shrike	0	0	0	0	0	1	0	0	0	0	1	0.1	0	1 (2015)
158.	Great Grey Shrike	0	1	0	0	0	0	1	0	0	1	3	0.3	0	1 (2011)
159.	Golden Oriole	0	1	4	1	9	1	5	6	13	4	44	4.4	1	13 (2018)
160.	Jay	34	13	11	28	111	15	31	13	4	203	463	46	11	203 (2019)
161.	Magpie	11	4	12	18	24	24	27	6	23	43	192	19	32	43 (2019)
162.	Jackdaw	682	239	281	1648	456	337	1000	779	694	1947	8063	806	10	1947 (2019)
163.	Rook	1	1	2	4	11	2	3	2	17	7	50	5	0	17 (2018)
164.	Carrion Crow	69	53	30	50	153	69	77	99	236	121	957	96	80	236 (2018)
165.	Hooded Crow	0	0	0	1	0	0	0	0	2	0	3	0.3	0	2 (2018)
166.	Raven	0	0	2	0	0	2	2	4	1	3	14	1.4	0	4 (2017)
167.	Waxwing	0	0	0	0	0	1	2	0	0	0	3	0.3	0	2 (2016)
168.	Coal Tit	7	0	0	4	0	7	1	13	1	3	36	3.6	2	13 (2017)
169.	Blue Tit	32	2	22	12	30	79	31	143	11	5542	5904	590	2	5542 (2019)
170.	Great Tit	7	4	6	27	21	37	49	85	51	104	391	39	2	104 (2019)
171.	Bearded Tit	2	0	0	12	0	0	0	0	0	0	14	1.4	0	12 (2013)
172.	Wood Lark	37	8	0	83	46	48	54	45	74	119	514	51	57	119 (2019)
173.	Skylark	438	53	8	1749	726	1242	291	144	391	1754	6796	680	0	1754 (2019)
174.	Shore Lark	1	0	0	0	0	0	0	0	0	0	1	0.1	0	1 (2010)
175.	Short-toed Lark	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2013)
176.	Sand Martin	137	278	141	67	201	97	332	406	146	918	2723	272	4	918 (2019)
177.	Swallow	752	1394	2399	1150	1816	1338	3764	3490	3610	2903	22616	2262	84	3764 (2016)
178.	House Martin	15	53	1144	202	308	199	498	1022	573	569	4583	458	225	1144 (2012)
179.	Red-rumped Swallow	0	1	2	1	0	0	1	0	0	0	5	0.5	0	2 (2012)
180.	swallow sp.	2	0	0	0	0	0	0	0	0	0	2	0.2	0	2 (2010)
181.	Long-tailed Tit	10	0	13	37	0	54	20	12	12	12	170	17	0	54 (2015)
182.	Wood Warbler	0	1	0	0	0	0	0	1	0	1	3	0.3	0	1 (2011)
183.	Willow Warbler	1	1	1	1	1	0	1	2	1	4	13	1.3	4	4 (2019)
184.	Chiffchaff	3	2	2	15	27	9	21	16	32	13	140	14	8	32 (2018)
185.	Chiffchaff/Willow Warbler	0	0	0	14	5	0	0	1	5	4	29	2.9	0	14 (2013)
186.	Blackcap	0	0	0	1	13	0	3	0	0	6	23	2.3	0	13 (2014)
187.	Garden Warbler	0	0	0	0	0	0	0	0	1	0	1	0.1	0	1 (2018)
188.	Lesser Whitethroat	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2019)
189.	Firecrest	0	0	0	4	7	0	1	0	0	6	18	1.8	0	7 (2014)
190.	Goldcrest	8	0	1	6	3	55	77	9	2	53	214	21	11	77 (2016)
191.	Nuthatch	0	0	0	0	0	0	0	1	0	3	4	0.4	0	3 (2019)
192.	Short-toed Tree Creeper	0	0	1	0	0	0	0	0	0	0	1	0.1	0	1 (2012)
193.	Starling	14773	32070	1307	31189	21380	50637	80364	162790	5744	78716	478970	47897	1321	162790 (2017)
194.	Song Thrush	1719	44	13	349	847	81	704	279	732	2790	7558	756	15	2790 (2019)
195.	Mistle Thrush	24	40	27	232	43	45	62	80	158	131	842	84	17	232 (2013)
196.	Redwing	70	34	2	2072	59	1127	1274	45	797	5269	10749	1075	0	5269 (2019)
197.	Blackbird	10	6	1	63	15	52	67	13	17	42	286	29	16	67 (2016)
198.	Fieldfare	166	8	0	69	297	6506	5900	21	31	22901	35899	3590	48	22901 (2019)
199.	Ring Ouzel	46	30	5	25	63	8	16	22	145	296	656	66	29	296 (2019)
200.	thrush sp.	0	0	0	0	6	0	5	5	0	0	16	1.6	0	6 (2014)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
201.	Spotted Flycatcher	0	0	2	2	36	2	58	16	56	14	186	19	7	58 (2016)
202.	Pied Flycatcher	0	0	0	0	0	0	0	0	0	1	1	0.1	0	1 (2019)
203.	Black Redstart	0	0	0	1	0	0	0	0	1	2	4	0.4	0	2 (2019)
204.	Redstart	0	0	0	0	2	1	0	0	0	1	4	0.4	1	2 (2014)
205.	Rock Thrush	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2016)
206.	Whinchat	0	0	0	0	0	0	3	1	0	2	6	0.6	0	3 (2016)
207.	Stonechat	0	0	0	0	0	1	0	1	0	0	2	0.2	0	1 (2015)
208.	Wheatear	8	3	0	3	13	2	15	3	15	37	99	9.9	3	37 (2019)
209.	Tree Sparrow	83	6	29	44	70	25	28	21	14	55	375	38	5	83 (2010)
210.	House Sparrow	1	0	0	12	4	21	23	28	22	43	154	15	19	43 (2019)
211.	Dunnock	25	18	20	19	58	43	38	79	44	106	450	45	22	106 (2019)
212.	Blue-headed Wagtail	35	51	77	60	237	18	152	39	288	336	1293	129	11	336 (2019)
213.	Yellow Wagtail (flavissima)	2	5	5	1	17	2	8	9	7	12	68	6.8	2	17 (2014)
214.	Grey-headed Wagtail	1	3	5	13	3	0	57	28	80	33	223	22	0	80 (2018)
215.	Yellow wagtail sp.	269	492	171	100	242	103	224	751	598	824	3774	377	6	824 (2019)
216.	Citrine Wagtail	0	0	0	0	1	0	0	1	1	1	4	0.4	0	1 (2014)
217.	Grey Wagtail	53	10	1	21	33	14	12	37	14	103	298	30	0	103 (2019)
218.	White Wagtail	116	48	63	229	278	312	122	810	594	275	2847	285	14	810 (2017)
219.	alba wagtail sp.	188	46	39	270	382	138	92	339	372	243	2109	211	1	382 (2014)
220.	Pied Wagtail	1	1	5	22	20	8	15	13	19	12	116	12	0	22 (2013)
221.	Richard's Pipit	0	1	0	0	0	0	0	0	0	1	2	0.2	0	1 (2011)
222.	Tawny Pipit	0	2	2	0	1	0	0	0	0	1	6	0.6	0	2 (2011)
223.	Meadow Pipit	10206	7671	929	2135	20227	1737	2114	7403	6712	27484	86618	8662	65	27484 (2019)
224.	Tree Pipit	144	184	51	18	166	31	67	81	160	277	1179	118	5	277 (2019)
225.	Tree Pipit/Olive-backed Pipit	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2013)
226.	Red-throated Pipit	0	1	0	1	0	0	0	1	0	0	3	0.3	0	1 (2011)
227.	Water Pipit	1	0	0	0	0	2	3	0	0	2	8	0.8	0	3 (2016)
228.	Rock Pipit	1	1	0	4	1	4	18	16	5	3	53	5.3	0	18 (2016)
229.	Rock Pipit/Water Pipit	0	0	2	13	4	8	4	1	7	14	53	5.3	0	14 (2019)
230.	pipit sp.	0	1	0	0	0	0	2	1	0	0	4	0.4	0	2 (2016)
231.	Chaffinch	17239	1833	113	24338	10831	11965	4901	18338	1116	52507	143181	14318	457	52507 (2019)
232.	Brambling	225	56	17	158	93	322	135	432	79	434	1951	195	222	434 (2019)
233.	Hawfinch	8	3	111	28	39	44	36	28	80	34	411	41	9	111 (2012)
234.	Bullfinch	3	0	0	3	0	2	0	3	7	7	25	2.5	1	7 (2018)
235.	Greenfinch	56	19	36	118	93	353	192	202	339	320	1728	173	281	353 (2015)
236.	Linnet	288	99	168	165	842	306	355	1004	690	779	4696	470	175	1004 (2017)
237.	Lesser Redpoll	2	15	2	1	15	1	6	5	4	1	52	5.2	0	15 (2011)
238.	redpoll sp.	14	94	18	11	113	2	11	64	33	42	402	40	5	113 (2014)
239.	Crossbill	99	0	86	91	28	192	139	705	27	304	1671	167	0	705 (2017)
240.	crossbill sp.	0	0	0	2	0	0	0	0	0	0	2	0.2	0	2 (2013)
241.	Goldfinch	43	28	50	59	123	137	104	190	161	285	1180	118	69	285 (2019)
242.	Serin	2	1	2	0	0	1	5	3	3	2	19	1.9	0	5 (2016)
243.	Siskin	250	419	55	212	280	3818	1265	771	258	10918	18246	1825	41	10918 (2019)
244.	Lapland Bunting	19	0	1	2	4	2	2	2	2	3	37	3.7	0	19 (2010)
245.	Snow Bunting	0	1	0	2	6	3	2	1	16	1	32	3.2	0	16 (2018)
246.	Yellowhammer	1	0	0	0	0	1	0	0	1	2	5	0.5	0	2 (2019)
247.	Ortolan Bunting	1	0	0	1	0	0	0	0	0	0	2	0.2	0	1 (2010)
248.	Reed Bunting	238	25	12	200	105	282	123	142	240	274	1641	164	6	282 (2015)
249.	bunting sp.	0	0	0	0	0	0	0	0	0	2	2	0.2	0	2 (2019)
250.	passerine sp.	0	0	0	1	0	0	0	0	0	0	1	0.1	0	1 (2013)
	Other species
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
1.	Harbour Porpoise	0	1	0	3	0	1	6	0	0	2	13	1.3	0	6 (2016)
2.	Grey seal	0	0	0	0	0	1	2	0	0	0	3	0.3	0	2 (2016)
3.	Common Seal	0	0	0	0	0	0	1	0	0	0	1	0.1	0	1 (2016)
4.	Common Noctule	0	4	0	2	0	1	0	0	0	0	7	0.7	0	4 (2011)
	Other species
1.	Small Tortoiseshell	0	0	0	0	0	0	0	1	0	0	1	0.1	0	1 (2017)
2.	Brimstone	0	0	0	0	0	0	0	3	1	4	8	0.8	0	4 (2019)
3.	European Peacock	0	0	0	0	0	0	0	1	2	0	3	0.3	0	2 (2018)
4.	Speckled Wood	0	2	0	0	0	0	0	0	0	0	2	0.2	0	2 (2011)
5.	Large White	0	0	0	0	0	0	2	0	0	6	8	0.8	0	6 (2019)
6.	Green-veined White	0	0	0	0	0	4	0	0	0	1	5	0.5	0	4 (2015)
7.	Small White	0	0	0	0	0	0	14	1	0	4	19	1.9	0	14 (2016)
8.	white sp. (butterfly)	0	0	0	0	0	0	22	0	0	3	25	2.5	0	22 (2016)
9.	Red Admiral	0	1	0	4	1	0	6	37	0	4	53	5.3	0	37 (2017)
10.	Painted Lady	0	0	0	0	0	0	0	0	0	45	45	4.5	10	45 (2019)
11.	Small Heath	0	0	0	0	0	0	0	0	0	2	2	0.2	0	2 (2019)
	Other species
1.	Bumblebee sp.	0	0	0	0	66	4	9	59	14	10	162	16	0	66 (2014)
	Species	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	Totals	Average	Present	Year Maximum
	Totals	58027	50339	19722	86703	72885	100469	137968	241474	70936	264586	1103109	110311	7681
	Observation hours	66:20	68:35	78:20	113:10	168:30	143:05	194:17	272:45	304:23	312:34	1,721:59	172:12

Trektellen

Totals Berkheide (Katwijk) 2010 - 2019