Totals Katwijk - Savoy (zeetrek) 2019

Year
Period
count-field
Also present

	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	25	8	5	0	39	0	1	0	119	649	10	11	867	831	36	396 (1 Oct)	20	20	3 Jan	23 Dec
2.	Canada Goose	0	0	5	10	0	0	0	0	0	1	0	0	16	6	10	10 (11 Apr)	3	3	9 Mar	10 Oct
3.	Barnacle Goose	245	0	0	0	0	0	2	0	50	0	135	77	509	127	382	180 (19 Jan)	15	15	3 Jan	28 Dec
4.	Greylag Goose	0	9	0	0	0	0	12	0	0	0	80	16	117	69	48	32 (20 Nov)	10	10	19 Feb	28 Dec
5.	Anser sp.	0	0	0	0	0	0	0	0	0	0	0	54	54	0	54	40 (19 Dec)	2	2	19 Dec	28 Dec
6.	goose sp.	50	350	0	0	0	0	0	0	0	100	0	0	500	100	400	350 (19 Feb)	3	3	29 Jan	2 Oct
7.	Pink-footed Goose	4	0	0	0	0	0	0	0	0	0	162	50	216	184	32	60 (15 Nov)	8	8	3 Jan	18 Dec
8.	Tundra Bean Goose	1	0	0	0	0	0	0	0	0	0	22	0	23	22	1	22 (20 Nov)	2	2	3 Jan	20 Nov
9.	Eurasian White-fronted Goose	84	0	0	0	0	0	0	0	0	0	94	42	220	47	173	84 (19 Jan)	7	7	19 Jan	1 Dec
10.	Mute Swan	0	1	0	2	0	0	6	0	0	0	0	0	9	6	3	6 (17 Jul)	3	3	19 Feb	17 Jul
11.	Egyptian Goose	7	0	0	2	0	0	0	0	0	0	0	6	15	6	9	7 (19 Jan)	3	3	19 Jan	18 Dec
12.	Shelduck	3	1	1	13	2	0	700	113	250	93	1	6	1183	315	868	269 (9 Jul)	46	45	19 Jan	30 Dec
13.	Shoveler	0	0	0	41	0	0	0	4	15	1	10	7	78	27	51	35 (11 Apr)	12	12	10 Apr	28 Dec
14.	Gadwall	0	0	0	0	0	0	16	3	5	1	14	1	40	16	24	10 (21 Nov)	12	12	11 Jul	10 Dec
15.	Wigeon	26	237	6	12	0	0	0	3	39	15	375	298	1011	865	146	229 (5 Feb)	35	34	2 Jan	30 Dec
16.	Mallard	0	0	0	0	0	0	3	6	0	0	2	0	11	9	2	6 (5 Aug)	5	5	30 Jul	24 Nov
17.	Pintail	0	0	0	5	0	0	0	0	14	0	1	1	21	16	5	7 (15 Sep)	8	8	10 Apr	18 Dec
18.	Teal	0	2	0	10	4	0	4	35	72	3	45	22	197	150	47	40 (9 Sep)	35	34	19 Feb	30 Dec
19.	duck sp.	0	0	0	0	0	0	0	3	0	0	0	1	4	1	3	3 (6 Aug)	2	2	6 Aug	11 Dec
20.	Pochard	0	0	0	8	0	0	0	0	0	0	1	0	9	1	8	8 (11 Apr)	2	2	11 Apr	21 Nov
21.	Tufted Duck	0	0	0	0	0	0	0	4	11	8	2	0	25	12	13	5 (12 Sep)	13	13	7 Aug	21 Nov
22.	Scaup	0	0	0	0	0	0	0	0	3	1	0	0	4	4	0	3 (2 Sep)	2	2	2 Sep	1 Oct
23.	Aythya sp.	0	0	0	0	0	0	0	0	0	0	20	0	20	0	20	20 (21 Nov)	1	1	21 Nov	21 Nov
24.	Eider	5	9	12	26	6	0	12	0	39	11	31	9	160	53	107	23 (18 Sep)	32	31	2 Jan	28 Dec
25.	Velvet Scoter	13	2	0	0	0	0	0	0	0	0	44	74	133	50	83	25 (3 Dec)	24	24	2 Jan	30 Dec
26.	Common Scoter	244	108	284	138	55	0	154	98	335	251	566	472	2705	956	1749	245 (16 Nov)	92	90	2 Jan	30 Dec
27.	Long-tailed Duck	2	0	0	0	0	0	0	0	0	0	2	0	4	2	2	2 (3 Jan)	2	2	3 Jan	16 Nov
28.	Goldeneye	1	1	0	0	0	0	0	0	0	0	6	2	10	5	5	5 (6 Nov)	6	6	16 Jan	28 Dec
29.	Smew	1	0	0	0	0	0	0	0	0	0	0	0	1	0	1	1 (29 Jan)	1	1	29 Jan	29 Jan
30.	Goosander	1	0	0	0	0	0	0	0	0	0	2	1	4	3	1	1 (19 Jan)	4	4	19 Jan	10 Dec
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
31.	Red-breasted Merganser	5	4	14	9	0	0	0	0	24	32	8	16	112	90	22	15 (1 Oct)	31	30	2 Jan	28 Dec
32.	Swift	0	0	0	0	0	0	1	0	0	0	0	0	1	0	1	1 (30 Jul)	1	1	30 Jul	30 Jul
33.	Woodpigeon	0	0	0	0	0	0	0	0	0	0	2	0	2	2	0	2 (20 Nov)	1	1	20 Nov	20 Nov
34.	Red-necked Grebe	1	0	0	0	0	0	0	0	0	0	3	1	5	4	1	2 (16 Nov)	4	4	10 Jan	11 Dec
35.	Great Crested Grebe	125	40	31	11	1	0	32	27	19	8	253	476	1023	834	189	141 (28 Dec)	74	73	2 Jan	30 Dec
36.	Slavonian Grebe	0	0	0	1	0	0	0	0	0	0	0	0	1	0	1	1 (10 Apr)	1	1	10 Apr	10 Apr
37.	Oystercatcher	3	0	0	11	8	0	36	58	31	11	0	2	160	140	20	17 (18 Sep)	36	35	2 Jan	11 Dec
38.	Avocet	0	0	0	1	0	0	0	0	6	0	0	0	7	6	1	6 (19 Sep)	2	2	11 Apr	19 Sep
39.	Grey Plover	0	0	1	9	19	0	12	55	9	11	0	0	116	91	25	19 (1 May)	26	25	5 Mar	10 Oct
40.	Golden Plover	0	0	0	0	0	0	4	10	2	4	0	0	20	18	2	6 (19 Aug)	10	10	29 Jul	2 Oct
41.	Dotterel	0	0	0	0	0	0	0	0	2	0	0	0	2	2	0	2 (4 Sep)	1	1	4 Sep	4 Sep
42.	Ringed Plover	0	0	0	0	0	0	23	44	70	39	0	0	176	171	5	39 (1 Oct)	23	23	9 Jul	1 Oct
43.	Lapwing	0	0	0	0	0	0	0	0	0	0	2	0	2	2	0	2 (24 Nov)	1	1	24 Nov	24 Nov
44.	Whimbrel	0	0	0	15	0	0	22	177	8	1	0	0	223	208	15	121 (19 Aug)	27	26	10 Apr	11 Oct
45.	Curlew	0	0	0	5	0	0	13	17	21	3	3	0	62	55	7	14 (30 Sep)	24	24	11 Apr	19 Nov
46.	Bar-tailed Godwit	0	0	0	3	1	0	12	50	13	0	0	1	80	76	4	41 (1 Aug)	14	14	11 Apr	16 Dec
47.	Black-tailed Godwit	0	0	0	2	0	0	0	0	0	0	0	0	2	0	2	2 (10 Apr)	1	1	10 Apr	10 Apr
48.	Woodcock	0	0	0	0	0	0	0	0	0	0	0	1	1	0	1	1 (1 Dec)	1	1	1 Dec	1 Dec
49.	Snipe	0	0	0	0	0	0	0	0	0	4	0	0	4	4	0	3 (1 Oct)	2	2	1 Oct	3 Oct
50.	Grey Phalarope	0	0	0	0	0	0	0	0	3	0	0	0	3	3	0	3 (28 Sep)	1	1	28 Sep	28 Sep
51.	Green Sandpiper	0	0	0	0	0	0	2	0	0	0	0	0	2	2	0	1 (17 Jul)	2	2	17 Jul	31 Jul
52.	Redshank	0	0	0	1	0	0	10	44	1	0	0	0	56	52	4	25 (8 Aug)	13	13	11 Apr	5 Sep
53.	Spotted Redshank	0	0	0	0	0	0	0	1	0	0	0	0	1	1	0	1 (15 Aug)	1	1	15 Aug	15 Aug
54.	Greenshank	0	0	0	0	0	0	1	0	2	0	0	0	3	3	0	1 (29 Jul)	3	3	29 Jul	6 Sep
55.	Turnstone	0	0	0	0	1	0	4	51	54	0	0	0	110	110	0	23 (5 Sep)	24	24	1 May	29 Sep
56.	Knot	0	0	0	2	0	0	0	105	21	1	0	0	129	97	32	72 (13 Aug)	13	13	10 Apr	10 Oct
57.	Ruff	0	0	0	0	0	0	1	1	2	0	0	0	4	4	0	2 (9 Sep)	3	3	30 Jul	9 Sep
58.	wader sp.	0	0	0	0	0	0	4	0	8	3	3	1	19	16	3	4 (30 Jul)	6	6	30 Jul	16 Dec
59.	Curlew Sandpiper	0	0	0	0	0	0	0	1	1	0	0	0	2	2	0	1 (10 Aug)	2	2	10 Aug	9 Sep
60.	Sanderling	0	12	6	0	0	0	8	71	56	19	31	10	213	206	7	22 (9 Sep)	35	34	19 Feb	28 Dec
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
61.	Dunlin	0	2	19	27	5	0	29	26	93	63	7	0	271	232	39	40 (9 Sep)	41	40	19 Feb	20 Nov
62.	Purple Sandpiper	0	0	0	0	0	0	0	0	3	0	1	0	4	4	0	3 (30 Sep)	2	2	30 Sep	11 Nov
63.	Little Stint	0	0	0	0	0	0	0	1	2	0	0	0	3	2	1	2 (2 Sep)	2	2	5 Aug	2 Sep
64.	Calidris sp.	0	0	0	0	1	0	6	8	22	1	0	4	42	34	8	10 (18 Sep)	15	15	1 May	16 Dec
65.	Little Tern	0	0	0	6	7	0	19	2	0	0	0	0	34	21	13	9 (29 Jul)	6	6	11 Apr	7 Aug
66.	Caspian Tern	0	0	0	0	1	0	2	2	0	0	0	0	5	2	3	2 (30 Jul)	3	3	1 May	7 Aug
67.	Black Tern	0	0	0	1	3	0	27	5	4	0	0	0	40	35	5	22 (30 Jul)	13	13	10 Apr	9 Sep
68.	Arctic Tern	0	0	0	4	0	0	0	1	3	12	0	0	20	16	4	10 (1 Oct)	8	8	10 Apr	11 Oct
69.	Common/Arctic Tern	0	0	0	12	180	0	0	558	34	5	0	0	789	597	192	538 (15 Aug)	8	8	10 Apr	12 Oct
70.	Common Tern	0	0	0	160	0	0	467	1244	232	6	0	0	2109	1765	344	210 (7 Aug)	41	40	10 Apr	3 Oct
71.	Sandwich Tern	0	0	0	7	60	0	475	175	2564	496	0	0	3777	3394	383	430 (15 Sep)	51	50	10 Apr	12 Oct
72.	Little Gull	0	0	0	140	0	0	2	1	0	3	85	1	232	92	140	93 (10 Apr)	12	12	10 Apr	15 Dec
73.	Kittiwake	863	6	0	0	0	0	0	0	7	0	142	146	1164	932	232	435 (14 Jan)	31	30	2 Jan	23 Dec
74.	Sabine's Gull	0	0	0	0	0	0	0	0	1	1	0	0	2	2	0	1 (17 Sep)	2	2	17 Sep	10 Oct
75.	Black-headed Gull	474	15	22	80	0	0	1772	695	902	1662	662	524	6808	6641	167	730 (31 Jul)	59	58	2 Jan	30 Dec
76.	Mediterranean Gull	0	0	0	0	0	0	28	13	4	5	0	0	50	42	8	17 (21 Jul)	19	19	11 Jul	12 Oct
77.	Common Gull	774	6	24	43	0	0	71	48	309	250	426	503	2454	2376	78	211 (30 Sep)	84	82	2 Jan	30 Dec
78.	Herring Gull	45	0	21	90	0	0	64	103	18	64	167	128	700	578	122	91 (16 Nov)	29	28	16 Jan	23 Dec
79.	Great Black-backed Gull	56	14	4	3	2	0	1	7	18	38	118	63	324	301	23	38 (17 Nov)	59	58	2 Jan	30 Dec
80.	Lesser Black-backed Gull	0	7	38	383	0	0	428	846	1170	226	16	0	3114	2505	609	450 (15 Sep)	45	44	9 Feb	30 Nov
81.	Long-tailed Skua	0	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (1 Oct)	1	1	1 Oct	1 Oct
82.	skua sp.	0	0	0	0	0	0	0	0	20	10	0	0	30	28	2	5 (5 Sep)	15	15	3 Sep	12 Oct
83.	Arctic Skua	0	0	0	0	0	0	4	5	52	47	1	0	109	83	26	16 (2 Oct)	26	25	7 Jul	11 Nov
84.	Pomarine Skua	0	0	0	0	0	0	0	0	2	15	1	2	20	20	0	8 (10 Oct)	7	7	28 Sep	15 Dec
85.	Great Skua	0	0	1	0	0	0	0	1	15	12	1	0	30	28	2	5 (30 Sep)	16	16	9 Mar	2 Nov
86.	Razorbill	6	1	0	0	0	0	0	0	0	0	15	0	22	16	6	5 (2 Nov)	12	12	3 Jan	21 Nov
87.	Razorbill/Guillemot	4433	4	21	0	0	0	0	0	15	12	1486	94	6065	3335	2730	1800 (3 Jan)	48	47	3 Jan	30 Dec
88.	Little Auk	0	0	0	0	0	0	0	0	0	0	4	0	4	2	2	3 (6 Nov)	2	2	6 Nov	15 Nov
89.	Guillemot	812	369	2	1	0	0	0	0	11	9	51	20	1275	912	363	305 (16 Jan)	43	42	2 Jan	23 Dec
90.	Red-throated Diver	867	37	2	1	0	0	1	0	30	44	3224	1340	5546	4822	724	593 (11 Nov)	61	60	2 Jan	30 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-throated Diver	1	0	0	0	0	0	0	0	0	0	2	1	4	1	3	2 (17 Nov)	3	3	3 Jan	3 Dec
92.	Great Northern Diver	0	0	0	0	0	0	0	0	1	0	1	1	3	3	0	1 (7 Sep)	3	3	7 Sep	23 Dec
93.	diver sp.	0	0	0	0	0	0	0	0	2	2	0	0	4	3	1	1 (7 Sep)	4	4	7 Sep	10 Oct
94.	Leach's Petrel	0	0	0	0	0	0	0	0	3	1	0	0	4	4	0	2 (30 Sep)	3	3	5 Sep	12 Oct
95.	Fulmar	0	0	0	0	0	0	0	1	2	0	0	0	3	3	0	2 (5 Sep)	2	2	7 Aug	5 Sep
96.	Sooty Shearwater	0	0	0	0	0	0	0	0	3	0	0	0	3	3	0	1 (3 Sep)	3	3	3 Sep	28 Sep
97.	Manx Shearwater	0	0	0	0	0	0	0	0	5	1	0	0	6	6	0	2 (30 Sep)	5	5	4 Sep	11 Oct
98.	Balearic Shearwater	0	0	0	0	0	0	0	0	1	0	0	0	1	0	1	1 (13 Sep)	1	1	13 Sep	13 Sep
99.	shearwater sp.	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (5 Sep)	1	1	5 Sep	5 Sep
100.	Gannet	32	3	1	0	0	0	40	25	224	53	158	47	583	459	124	65 (4 Sep)	66	65	3 Jan	28 Dec
101.	Cormorant	1362	191	164	742	58	0	2757	546	897	286	1623	565	9191	4513	4678	1010 (11 Jul)	93	91	2 Jan	30 Dec
102.	Shag	0	0	0	0	0	0	0	0	0	0	1	0	1	0	1	1 (20 Nov)	1	1	20 Nov	20 Nov
103.	Spoonbill	0	0	0	0	0	0	0	0	2	0	0	0	2	2	0	2 (30 Sep)	1	1	30 Sep	30 Sep
104.	Grey Heron	0	0	0	0	0	0	4	3	9	1	0	0	17	9	8	5 (9 Sep)	8	8	9 Jul	9 Oct
105.	Purple Heron	0	0	0	0	0	0	0	3	0	0	0	0	3	0	3	3 (5 Aug)	1	1	5 Aug	5 Aug
106.	Sparrowhawk	0	0	0	0	0	0	0	0	0	1	0	0	1	1	0	1 (12 Oct)	1	1	12 Oct	12 Oct
107.	Hen Harrier	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (19 Nov)	1	1	19 Nov	19 Nov
108.	Short-eared Owl	0	0	0	0	0	0	0	0	0	0	1	0	1	0	1	1 (11 Nov)	1	1	11 Nov	11 Nov
109.	Kestrel	0	0	0	0	0	0	0	0	6	0	1	0	7	5	2	2 (4 Sep)	6	6	2 Sep	16 Nov
110.	Merlin	0	0	0	0	0	0	0	0	3	0	0	0	3	3	0	1 (12 Sep)	3	3	12 Sep	30 Sep
111.	Peregrine	0	0	0	3	0	0	0	1	1	1	2	1	9	5	4	2 (10 Apr)	8	8	10 Apr	18 Dec
112.	Jay	0	0	0	0	0	0	0	0	0	18	0	0	18	18	0	18 (12 Oct)	1	1	12 Oct	12 Oct
113.	Jackdaw	0	0	0	0	0	0	0	0	0	0	100	0	100	100	0	60 (17 Nov)	2	2	17 Nov	20 Nov
114.	Wood Lark	0	0	0	0	0	0	0	0	1	1	0	0	2	2	0	1 (27 Sep)	2	2	27 Sep	9 Oct
115.	Skylark	0	0	1	0	0	0	0	0	1	2	22	0	26	25	1	21 (16 Nov)	6	6	5 Mar	16 Nov
116.	Shore Lark	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (16 Nov)	1	1	16 Nov	16 Nov
117.	Sand Martin	0	0	0	0	0	0	1	0	0	0	0	0	1	1	0	1 (30 Jul)	1	1	30 Jul	30 Jul
118.	Swallow	0	0	0	2	0	0	38	20	19	3	0	0	82	73	9	26 (30 Jul)	17	17	11 Apr	9 Oct
119.	House Martin	0	0	0	0	0	0	0	15	30	0	0	0	45	45	0	30 (6 Sep)	2	2	14 Aug	6 Sep
120.	Starling	0	0	0	4	0	0	6	60	0	130	8329	17	8546	8466	80	2190 (16 Nov)	16	16	11 Apr	1 Dec
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
121.	Song Thrush	0	0	0	0	0	0	0	0	0	36	0	0	36	36	0	36 (9 Oct)	1	1	9 Oct	9 Oct
122.	Redwing	0	0	0	0	0	0	0	0	0	5	6	0	11	9	2	3 (11 Oct)	6	6	1 Oct	23 Nov
123.	Blackbird	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (17 Nov)	1	1	17 Nov	17 Nov
124.	Fieldfare	0	0	0	0	0	0	0	0	0	0	1	0	1	0	1	1 (21 Nov)	1	1	21 Nov	21 Nov
125.	Tree Sparrow	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (20 Nov)	1	1	20 Nov	20 Nov
126.	Blue-headed Wagtail	0	0	0	1	0	0	2	3	0	0	0	0	6	3	3	2 (17 Jul)	4	4	10 Apr	13 Aug
127.	Yellow wagtail sp.	0	0	0	0	0	0	1	31	22	0	0	0	54	54	0	16 (14 Aug)	11	11	30 Jul	19 Sep
128.	Grey Wagtail	0	0	0	0	0	0	0	0	11	27	7	0	45	44	1	17 (9 Oct)	16	16	15 Sep	30 Nov
129.	White Wagtail	0	0	0	3	1	0	8	2	5	1	0	0	20	12	8	5 (6 Sep)	12	12	10 Apr	3 Oct
130.	alba wagtail sp.	2	0	0	0	0	0	0	2	62	10	1	0	77	77	0	29 (9 Sep)	15	15	19 Jan	14 Nov
131.	Richard's Pipit	0	0	0	0	0	0	0	0	1	0	0	0	1	1	0	1 (28 Sep)	1	1	28 Sep	28 Sep
132.	Meadow Pipit	0	0	0	38	0	0	0	0	796	379	74	3	1290	1252	38	349 (28 Sep)	29	28	10 Apr	4 Dec
133.	Tree Pipit	0	0	0	0	0	0	0	3	1	0	0	0	4	4	0	3 (28 Aug)	2	2	28 Aug	19 Sep
134.	Rock Pipit	0	0	0	0	0	0	0	0	2	4	2	0	8	8	0	2 (10 Oct)	7	7	28 Sep	14 Nov
135.	Rock Pipit/Water Pipit	0	0	0	0	0	0	0	0	0	1	1	0	2	2	0	1 (9 Oct)	2	2	9 Oct	30 Nov
136.	Chaffinch	0	0	0	0	0	0	0	0	0	244	2321	0	2565	2563	2	1120 (16 Nov)	11	11	9 Oct	30 Nov
137.	Brambling	0	0	0	0	0	0	0	0	0	0	6	0	6	6	0	3 (17 Nov)	4	4	2 Nov	20 Nov
138.	Greenfinch	0	0	0	1	0	0	0	0	0	1	10	0	12	9	3	4 (30 Nov)	7	7	11 Apr	30 Nov
139.	Linnet	0	0	1	2	0	0	5	0	18	15	0	0	41	38	3	18 (30 Sep)	6	6	5 Mar	9 Oct
140.	Redpoll	1	0	0	0	0	0	0	0	0	0	0	0	1	1	0	1 (19 Jan)	1	1	19 Jan	19 Jan
141.	Crossbill	0	0	0	0	0	0	0	0	0	5	0	0	5	5	0	5 (9 Oct)	1	1	9 Oct	9 Oct
142.	Goldfinch	0	0	0	0	0	0	0	0	0	0	0	1	1	1	0	1 (12 Dec)	1	1	12 Dec	12 Dec
143.	Siskin	0	0	0	0	0	0	0	0	0	15604	10	0	15614	15614	0	9700 (12 Oct)	8	8	3 Oct	30 Nov
144.	Lapland Bunting	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (6 Nov)	1	1	6 Nov	6 Nov
145.	Snow Bunting	0	0	0	0	0	0	0	0	0	0	1	0	1	1	0	1 (30 Nov)	1	1	30 Nov	30 Nov
146.	Yellowhammer	0	0	0	0	0	0	0	0	0	0	3	0	3	3	0	3 (17 Nov)	1	1	17 Nov	17 Nov
147.	Reed Bunting	0	0	0	0	0	0	0	0	0	4	8	1	13	12	1	4 (9 Oct)	7	7	9 Oct	1 Dec
	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	3	2	1	1	0	0	4	9	6	8	23	13	70	32	38	6 (19 Dec)	36	35	10 Jan	23 Dec
2.	Common Seal	0	0	0	0	0	0	0	0	1	0	0	0	1	0	1	1 (6 Sep)	1	1	6 Sep	6 Sep
	Species	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Totals	S	N	Maximum	Presence (%)	Presence (days)	First	Last
	Totals	10577	1441	687	2092	454	0	7357	5446	8972	21096	21056	5133	84311	68443	15868		100	98
	Observation hours	15:55	5:10	4:45	5:10	3:00	0:00	31:18	49:12	55:25	26:05	31:45	21:20	249:05

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Totals Katwijk - Savoy (zeetrek) 2019