Also present

Totals Castricum aan Zee (zeetrek) 2019

	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Dark-bellied Brent Goose	1	14	1958	476	2678	0	1	0	60	434	3	85	5710	505	5205	2422 (22 May)	36	48	1 Jan	14 Dec
2.	Canada Goose	0	0	4	12	0	0	0	0	0	0	0	0	16	8	8	8 ( 2 Apr)	4	5	24 Mar	24 Apr
3.	Barnacle Goose	0	395	149	2494	122	0	2	0	0	0	0	0	3162	25	3137	1283 (24 Apr)	14	19	23 Feb	17 Jul
4.	Bar-headed Goose	0	0	0	0	2	0	0	0	0	0	0	0	2	0	2	2 (22 May)	1	1	22 May	22 May
5.	Greylag Goose	3	6	37	85	3	0	0	0	1	0	1	1	137	56	81	20 ( 7 Apr)	23	30	18 Jan	7 Dec
6.	goose sp.	0	0	0	0	0	0	0	0	0	450	0	0	450	450	0	450 ( 3 Oct)	1	1	3 Oct	3 Oct
7.	Domestic Goose	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (13 Apr)	1	1	13 Apr	13 Apr
8.	Pink-footed Goose	0	45	0	6	0	0	0	0	0	0	0	0	51	0	51	45 (19 Feb)	2	2	19 Feb	22 Apr
9.	Tundra Bean Goose	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (22 Apr)	1	1	22 Apr	22 Apr
10.	Bean Goose sp.	0	4	0	0	0	0	0	0	0	0	0	0	4	0	4	4 ( 3 Feb)	1	1	3 Feb	3 Feb
11.	Eurasian White-fronted Goose	0	8	0	0	0	0	0	0	0	0	0	0	8	0	8	8 (23 Feb)	1	1	23 Feb	23 Feb
12.	Mute Swan	0	0	0	5	7	0	0	0	0	0	0	0	12	2	10	5 (19 Apr)	2	3	19 Apr	11 May
13.	Egyptian Goose	2	9	17	48	2	0	15	0	0	3	12	0	108	23	85	22 ( 7 Apr)	13	17	20 Jan	20 Nov
14.	Shelduck	0	30	50	113	166	18	444	47	76	43	20	7	1014	150	864	172 ( 7 Jul)	52	69	16 Feb	22 Dec
15.	Garganey	0	0	0	12	3	0	0	0	1	0	0	0	16	1	15	8 (22 Apr)	4	5	20 Apr	1 Sep
16.	Shoveler	0	73	124	852	13	0	1	0	1	0	0	0	1064	30	1034	229 (20 Apr)	26	34	17 Feb	1 Sep
17.	Gadwall	1	0	12	91	18	0	14	0	5	0	2	0	143	16	127	29 (12 Apr)	22	29	3 Jan	9 Nov
18.	Wigeon	72	102	1509	194	3	1	0	12	25	13	133	63	2127	239	1888	612 (23 Mar)	38	50	1 Jan	23 Dec
19.	Mallard	0	0	5	8	2	0	9	0	2	0	0	0	26	9	17	9 (10 Jul)	7	9	23 Mar	15 Sep
20.	Pintail	0	48	59	10	0	0	0	0	0	9	3	0	129	0	129	31 (27 Feb)	10	13	24 Feb	9 Nov
21.	Teal	0	311	586	904	11	0	14	4	73	6	10	12	1931	146	1785	425 (12 Apr)	38	50	19 Feb	14 Dec
22.	duck sp.	0	0	0	0	0	0	0	0	0	7	0	0	7	2	5	7 (10 Oct)	1	1	10 Oct	10 Oct
23.	Red-crested Pochard	0	4	0	0	0	0	0	0	0	0	0	0	4	4	0	4 (27 Feb)	1	1	27 Feb	27 Feb
24.	Pochard	0	0	2	9	2	0	0	0	0	0	0	0	13	4	9	6 (13 Apr)	4	5	21 Mar	5 May
25.	Tufted Duck	1	1	12	38	13	0	7	0	2	6	0	0	80	11	69	15 (12 Apr)	18	24	3 Jan	10 Oct
26.	Scaup	0	2	0	0	1	0	0	0	0	7	6	0	16	6	10	6 (10 Oct)	4	5	3 Feb	24 Nov
27.	Eider	11	55	174	99	55	8	8	1	4	10	10	3	438	150	288	30 (27 Mar)	48	64	1 Jan	23 Dec
28.	Velvet Scoter	18	3	13	20	12	0	0	0	0	5	29	21	121	15	106	11 ( 2 Nov)	23	31	1 Jan	23 Dec
29.	Common Scoter	496	1148	3060	2195	1013	25	214	95	699	601	894	418	10858	2307	8551	806 (19 Feb)	93	124	1 Jan	23 Dec
30.	Long-tailed Duck	2	1	0	0	0	0	0	1	0	1	0	0	5	2	3	1 ( 3 Jan)	4	5	3 Jan	25 Oct
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Goldeneye	0	0	0	0	0	0	2	0	0	0	0	1	3	2	1	2 (25 Jul)	2	2	25 Jul	8 Dec
32.	Goosander	2	4	0	0	0	0	0	0	0	2	0	0	8	4	4	2 (24 Feb)	5	6	3 Jan	9 Oct
33.	Red-breasted Merganser	8	13	308	170	11	0	2	0	9	24	7	1	553	58	495	79 (27 Mar)	40	53	1 Jan	15 Dec
34.	Swift	0	0	0	0	1	0	8	3	1	0	0	0	13	9	4	4 (25 Jul)	5	7	17 May	4 Sep
35.	Feral Pigeon	0	2	0	2	0	0	4	1	0	0	0	0	9	2	7	4 ( 7 Jul)	4	5	3 Feb	11 Aug
36.	Stock Dove	0	0	0	0	2	0	0	0	0	0	0	0	2	0	2	2 (11 May)	1	1	11 May	11 May
37.	Red-necked Grebe	1	1	3	0	0	0	0	0	0	0	1	0	6	0	6	1 ( 6 Jan)	5	6	6 Jan	24 Nov
38.	Great Crested Grebe	81	70	200	37	5	8	16	7	8	5	102	32	571	340	231	66 (14 Nov)	56	75	1 Jan	22 Dec
39.	Oystercatcher	4	11	96	217	86	3	53	41	20	8	2	1	542	191	351	35 (21 Apr)	58	77	20 Jan	4 Dec
40.	Avocet	0	36	10	42	7	0	3	0	0	0	0	0	98	0	98	36 (27 Feb)	8	10	27 Feb	21 Jul
41.	Lapwing	0	11	1	1	0	0	17	0	0	0	0	0	30	19	11	16 (24 Jul)	4	5	23 Feb	26 Jul
42.	Golden Plover	0	0	2	2	0	0	0	22	1	0	0	0	27	23	4	22 ( 9 Aug)	4	5	1 Mar	5 Sep
43.	Grey Plover	0	0	54	105	426	0	2	6	3	5	2	0	603	8	595	137 (11 May)	28	37	1 Mar	13 Nov
44.	Ringed Plover	0	0	3	2	93	0	1	1	33	0	0	0	133	25	108	39 ( 8 May)	11	14	1 Mar	13 Sep
45.	Kentish Plover	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (20 Apr)	1	1	20 Apr	20 Apr
46.	Whimbrel	0	0	0	304	56	0	15	43	5	7	0	0	430	67	363	104 (18 Apr)	30	40	7 Apr	14 Oct
47.	Curlew	0	13	101	99	2	0	12	2	2	0	0	0	231	15	216	48 (30 Mar)	27	36	17 Feb	30 Sep
48.	Bar-tailed Godwit	0	0	1	203	347	0	6	0	1	0	0	0	558	1	557	189 ( 4 May)	17	23	1 Mar	18 Sep
49.	Black-tailed Godwit	0	0	0	4	0	1	0	0	0	0	0	0	5	0	5	4 (22 Apr)	2	2	22 Apr	30 Jun
50.	Turnstone	0	0	0	0	11	0	0	11	44	0	0	0	66	35	31	15 ( 9 Sep)	10	13	4 May	9 Sep
51.	Knot	0	0	13	17	321	0	10	12	16	2	0	0	391	14	377	114 (11 May)	20	26	1 Mar	19 Oct
52.	Ruff	0	0	0	115	0	3	0	4	4	0	0	0	126	11	115	75 (20 Apr)	6	8	10 Apr	9 Sep
53.	wader sp.	0	0	0	250	137	0	0	1	7	0	0	1	396	7	389	250 (28 Apr)	7	9	28 Apr	14 Dec
54.	Curlew Sandpiper	0	0	0	0	2	0	0	3	0	0	0	0	5	3	2	3 (11 Aug)	2	2	11 May	11 Aug
55.	Sanderling	4	22	124	542	754	0	29	16	8	2	43	0	1544	98	1446	300 (17 May)	38	51	30 Jan	14 Nov
56.	Dunlin	0	15	1627	414	59	0	28	0	41	79	10	2	2275	114	2161	609 (30 Mar)	41	54	23 Feb	14 Dec
57.	Little Stint	0	0	0	0	0	0	1	0	1	0	0	0	2	1	1	1 (26 Jul)	2	2	26 Jul	6 Sep
58.	Calidris sp.	0	0	0	0	11	0	0	8	18	1	0	0	38	25	13	13 ( 5 Sep)	8	10	3 May	3 Oct
59.	Snipe	0	0	1	0	0	0	0	5	0	2	0	0	8	7	1	5 (24 Aug)	2	3	24 Mar	5 Oct
60.	Common Sandpiper	0	0	0	0	0	0	3	0	0	0	0	0	3	3	0	1 (24 Jul)	2	3	24 Jul	28 Jul
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Green Sandpiper	0	0	0	1	0	0	3	0	0	0	0	0	4	3	1	2 (24 Jul)	2	3	13 Apr	26 Jul
62.	Redshank	0	0	8	14	65	3	16	10	1	0	0	0	117	11	106	58 (17 May)	16	21	2 Mar	6 Sep
63.	Spotted Redshank	0	0	0	11	1	0	0	0	0	0	0	0	12	0	12	9 (20 Apr)	3	4	18 Apr	11 May
64.	Greenshank	0	0	0	13	6	0	4	0	0	0	0	0	23	4	19	12 (22 Apr)	4	5	22 Apr	24 Jul
65.	Kittiwake	562	124	16	0	0	1	1	0	1	0	50	133	888	651	237	294 (12 Jan)	19	25	3 Jan	15 Dec
66.	Black-headed Gull	301	200	975	7017	284	165	7784	992	416	1333	231	12	19710	10274	9436	3056 (22 Apr)	94	125	1 Jan	23 Dec
67.	Little Gull	10	17	83	13314	301	3	0	0	3	10	48	1	13790	222	13568	8736 (22 Apr)	36	48	11 Jan	14 Dec
68.	Laughing Gull	0	0	0	0	0	0	0	0	1	0	0	0	1	0	1	1 (13 Sep)	1	1	13 Sep	13 Sep
69.	Mediterranean Gull	0	0	5	16	1	1	61	5	4	5	0	0	98	66	32	21 (26 Jul)	23	30	17 Mar	26 Oct
70.	Common Gull	283	229	2007	5587	745	74	551	90	365	903	283	150	11267	2261	9006	1865 (22 Apr)	97	129	3 Jan	23 Dec
71.	Great Black-backed Gull	0	0	0	0	0	0	2	0	1	0	0	1	4	2	2	1 ( 5 Jul)	3	4	5 Jul	4 Dec
72.	Iceland Gull	0	1	0	0	0	0	0	0	0	1	0	0	2	2	0	1 (24 Feb)	2	2	24 Feb	14 Oct
73.	Caspian Gull	0	1	0	1	0	0	0	0	0	2	0	0	4	3	1	1 ( 9 Feb)	3	4	9 Feb	25 Oct
74.	Yellow-legged Gull	0	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 ( 4 May)	1	1	4 May	4 May
75.	Lesser Black-backed Gull	1	15	17	0	0	0	0	0	0	0	2	4	39	15	24	9 ( 1 Mar)	9	12	20 Jan	22 Dec
76.	Caspian Tern	0	0	0	0	0	0	1	0	0	0	0	0	1	1	0	1 (24 Jul)	1	1	24 Jul	24 Jul
77.	Sandwich Tern	0	0	11	2044	1857	172	2357	1289	2493	628	4	0	10855	6318	4537	811 (10 Jul)	66	88	17 Mar	28 Nov
78.	Little Tern	0	0	0	235	24	11	4	17	7	0	0	0	298	30	268	173 (20 Apr)	19	25	13 Apr	15 Sep
79.	Common Tern	0	0	1	1126	797	369	1314	395	103	1	0	0	4106	1997	2109	280 (11 May)	44	59	31 Mar	5 Oct
80.	Arctic Tern	0	0	0	14	113	0	2	8	0	1	0	0	138	8	130	61 ( 5 May)	9	12	13 Apr	5 Oct
81.	Common/Arctic Tern	0	0	0	2147	3278	28	647	620	774	13	1	0	7508	2788	4720	1075 (20 Apr)	44	59	7 Apr	13 Nov
82.	Black Tern	0	0	0	218	105	0	8	11	5	6	0	0	353	39	314	138 (20 Apr)	23	30	7 Apr	1 Oct
83.	Great Skua	0	0	0	0	0	0	0	1	6	6	1	1	15	8	7	5 (28 Sep)	6	8	15 Aug	8 Dec
84.	Pomarine Skua	0	0	0	0	0	0	0	0	15	24	0	0	39	25	14	17 (10 Oct)	7	9	1 Sep	27 Oct
85.	Arctic Skua	0	0	0	0	1	0	1	1	35	22	1	0	61	35	26	15 (28 Sep)	13	17	5 May	13 Nov
86.	S. parasiticus / pomarinus	0	0	0	0	0	0	0	0	1	2	0	0	3	1	2	1 (28 Sep)	2	3	28 Sep	12 Oct
87.	skua sp.	0	0	0	0	0	0	0	0	8	7	0	0	15	11	4	4 (10 Oct)	5	7	1 Sep	25 Oct
88.	Guillemot	163	22	3	0	0	0	0	0	2	4	9	2	205	69	136	81 (18 Jan)	18	24	1 Jan	14 Dec
89.	Razorbill	1	2	1	0	0	0	0	0	0	2	9	6	21	14	7	5 (14 Dec)	9	12	6 Jan	14 Dec
90.	Razorbill/Guillemot	756	234	24	0	0	0	0	0	16	123	826	93	2072	1253	819	265 ( 2 Nov)	39	52	1 Jan	15 Dec
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
91.	Black Guillemot	0	0	0	0	0	0	0	0	0	0	1	0	1	0	1	1 (10 Nov)	1	1	10 Nov	10 Nov
92.	Puffin	0	1	0	0	0	0	0	0	0	0	0	0	1	1	0	1 ( 3 Feb)	1	1	3 Feb	3 Feb
93.	Red-throated Diver	161	110	25	10	2	0	1	0	17	39	101	53	519	230	289	77 (24 Feb)	44	59	1 Jan	23 Dec
94.	Black-throated Diver	1	0	2	3	0	0	0	0	0	1	2	0	9	2	7	2 (13 Apr)	6	8	30 Jan	9 Nov
95.	Great Northern Diver	0	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (19 Oct)	1	1	19 Oct	19 Oct
96.	diver sp.	505	131	284	23	0	0	0	0	8	70	433	282	1736	872	864	187 ( 7 Dec)	53	70	1 Jan	23 Dec
97.	Fulmar	1	0	0	3	0	0	0	0	0	0	0	0	4	0	4	2 (27 Apr)	2	3	12 Jan	27 Apr
98.	Sooty Shearwater	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (15 Sep)	1	1	15 Sep	15 Sep
99.	Manx Shearwater	0	0	0	0	0	0	0	0	3	0	0	0	3	2	1	1 ( 4 Sep)	2	3	4 Sep	30 Sep
100.	Gannet	40	25	48	29	37	4	25	10	94	119	41	44	516	295	221	65 (10 Oct)	60	80	1 Jan	15 Dec
101.	Spoonbill	0	0	0	11	0	0	0	1	0	9	0	0	21	10	11	9 ( 5 Oct)	3	4	20 Apr	5 Oct
102.	Grey Heron	0	0	1	2	1	0	23	0	0	0	0	0	27	23	4	12 (10 Jul)	5	7	9 Mar	28 Jul
103.	Great White Egret	0	0	0	2	0	0	0	0	0	0	0	0	2	1	1	1 ( 9 Apr)	2	2	9 Apr	25 Apr
104.	Osprey	0	0	0	0	1	0	0	0	0	0	0	0	1	0	1	1 ( 8 May)	1	1	8 May	8 May
105.	Marsh Harrier	0	0	1	2	0	0	1	1	0	0	0	0	5	3	2	1 ( 5 Mar)	4	5	5 Mar	24 Aug
106.	Hen Harrier	0	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (25 Oct)	1	1	25 Oct	25 Oct
107.	Short-eared Owl	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (20 Apr)	1	1	20 Apr	20 Apr
108.	Merlin	0	0	0	2	2	0	0	0	0	2	0	0	6	2	4	2 (10 Oct)	4	5	20 Apr	10 Oct
109.	Hobby	0	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (16 Aug)	1	1	16 Aug	16 Aug
110.	Peregrine	0	0	0	0	0	0	2	0	1	1	0	0	4	2	2	1 (17 Jul)	3	4	17 Jul	3 Oct
111.	Rook	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 ( 5 Apr)	1	1	5 Apr	5 Apr
112.	Skylark	0	5	0	3	0	0	0	0	0	13	0	0	21	13	8	12 (25 Oct)	4	5	27 Feb	25 Oct
113.	Sand Martin	0	0	0	15	0	0	0	0	0	0	0	0	15	1	14	11 (19 Apr)	2	2	7 Apr	19 Apr
114.	Swallow	0	0	0	10	5	0	0	0	0	0	0	0	15	1	14	5 (19 Apr)	3	4	2 Apr	22 May
115.	House Martin	0	0	0	0	4	0	0	0	0	0	0	0	4	0	4	4 (22 May)	1	1	22 May	22 May
116.	Starling	0	0	4	0	0	0	0	0	0	0	0	0	4	0	4	4 (24 Mar)	1	1	24 Mar	24 Mar
117.	Blue-headed Wagtail	0	0	0	3	0	0	0	0	0	0	0	0	3	0	3	2 (12 Apr)	2	2	5 Apr	12 Apr
118.	White Wagtail	0	0	2	9	0	0	0	0	14	0	0	0	25	7	18	14 ( 9 Sep)	4	5	28 Mar	9 Sep
119.	alba wagtail sp.	0	1	3	3	0	0	0	0	0	0	0	0	7	2	5	3 ( 1 Apr)	3	4	23 Feb	1 Apr
120.	Rock Pipit	0	0	2	0	0	0	0	0	0	0	0	0	2	0	2	1 ( 2 Mar)	2	2	2 Mar	22 Mar
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
121.	Brambling	0	0	1	0	0	0	0	0	0	0	0	0	1	0	1	1 (22 Mar)	1	1	22 Mar	22 Mar
122.	Serin	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 ( 2 Apr)	1	1	2 Apr	2 Apr
123.	Lapland Bunting	0	0	0	0	0	0	0	0	0	0	1	0	1	0	1	1 ( 3 Nov)	1	1	3 Nov	3 Nov
124.	Snow Bunting	0	0	0	0	0	0	0	0	0	0	4	0	4	4	0	2 (20 Nov)	2	3	9 Nov	20 Nov
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Harbour Porpoise	6	10	4	0	3	1	0	4	5	8	2	1	44	22	22	6 ( 3 Feb)	21	28	3 Jan	7 Dec
2.	Grey seal	0	0	1	0	0	0	0	0	0	0	0	0	1	0	1	1 (21 Mar)	1	1	21 Mar	21 Mar
3.	Common Seal	0	0	0	0	1	0	0	0	1	0	0	1	3	2	1	1 (18 May)	2	3	18 May	11 Dec
4.	Common / Grey seal	0	0	0	0	2	0	0	0	0	0	0	0	2	0	2	1 (17 May)	2	2	17 May	30 May
	Other species
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
1.	Brimstone	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (20 Apr)	1	1	20 Apr	20 Apr
2.	European Peacock	0	0	0	0	0	0	1	0	0	0	0	0	1	1	0	1 (26 Jul)	1	1	26 Jul	26 Jul
3.	white sp. (butterfly)	0	0	0	1	0	0	4	6	0	0	0	0	11	9	2	5 (24 Aug)	3	4	20 Apr	31 Aug
4.	Red Admiral	0	0	0	0	0	0	0	5	0	0	0	0	5	5	0	5 (24 Aug)	1	1	24 Aug	24 Aug
5.	Painted Lady	0	0	0	0	0	0	0	2	0	0	0	0	2	2	0	1 (24 Aug)	2	2	24 Aug	31 Aug
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	3498	3585	13844	42093	14094	899	13754	3815	5572	5089	3340	1432	111015	32870	78145		100	133
	Observation hours	9:00	9:10	27:00	42:30	26:15	3:20	30:40	14:50	34:00	22:45	15:00	11:40	246:10

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Totals Castricum aan Zee (zeetrek) 2019