Select until 12 January

Totals Castricum aan Zee (zeetrek) 2016 - 2025



 Species2016201720182019202020212022202320242025TotalsAveragePresentYear
Maximum
1.Dark-bellied Brent Goose4336462051605710649661951457442132091741621416216496 (2020)
2.Pale-bellied Brent Goose12001320070252.5013 (2020)
3.Black Brant100010000020.201 (2016)
4.Canada Goose183371673927271017518039 (2021)
5.Barnacle Goose4241133385831623097212211077811786017470174703858 (2018)
6.Bar-headed Goose000200000020.202 (2019)
7.Ross's Goose000020000020.202 (2020)
8.Snow Goose001000000010.101 (2018)
9.Greylag Goose1182311611372842203351202510185718624335 (2022)
10.Anser sp.100000700200828.2070 (2021)
11.goose sp.0520984501191375401727019081910540 (2022)
12.Domestic Goose0701201200131.307 (2017)
13.Pink-footed Goose220474515855112010420209320901042 (2024)
14.Tundra Bean Goose430121510210050322320210 (2022)
15.Bean Goose sp.000400000040.404 (2019)
16.Eurasian White-fronted Goose542898146889111530013431340889 (2021)
17.Black Swan000000100010.101 (2022)
18.Mute Swan282026122617449014615028 (2016)
19.Bewick's Swan200000100030.302 (2016)
20.Whooper Swan300000000030.303 (2016)
21.swan sp.28300000000313.1028 (2016)
22.Egyptian Goose19954910814510912886490788790145 (2020)
23.Shelduck6701190170110141138196411731361919711137111461964 (2021)
24.Ruddy Shelduck30000001300161.6013 (2023)
25.Garganey73017162935119220257260119 (2022)
26.Shoveler260107756410642531459120215628007593759202531 (2020)
27.Gadwall39152941431241237056560857869152 (2017)
28.Wigeon178251442988212743704643178929371315102710527113865144 (2017)
29.Mallard133472261824251610023824172 (2018)
30.Pintail167855238129185324494104149026452650855 (2017)
31.Teal89631391988193117472294213510208818160391604553139 (2017)
32.duck sp.57427263785160414413263 (2020)
33.Red-crested Pochard010400000050.504 (2019)
34.Pochard3320181312225317200289290122 (2020)
35.Tufted Duck48661378010316910349330788790169 (2021)
36.Scaup34773816401775319280743740401 (2020)
37.Aythya sp.00200050000252.5020 (2018)
38.King Eider000000001010.101 (2024)
39.Eider6295934154388537975074293409501050135853 (2020)
40.Velvet Scoter373221831212684182583161366273451345191366 (2024)
41.Common Scoter291002473516642108586402649809185312165064199299299849299851524064199 (2024)
42.Long-tailed Duck121175086130535.3112 (2016)
43.Goldeneye302319335385399021922053 (2022)
44.Smew40200131101222.2013 (2021)
45.Goosander441081116141030808016 (2021)
46.Red-breasted Merganser380428439553588619678211137040334036678 (2022)
47.Swift56801320247010110068 (2017)
48.Feral Pigeon144322981300010010043 (2017)
49.Stock Dove000200001030.302 (2019)
50.Woodpigeon100000000010.101 (2016)
 Species2016201720182019202020212022202320242025TotalsAveragePresentYear
Maximum
51.Red-necked Grebe44665713350535.3313 (2022)
52.Great Crested Grebe864465132457134492717643774601709771019861764 (2022)
53.Slavonian Grebe1250100110111.135 (2018)
54.Black-necked Grebe012011001060.602 (2018)
55.Black-necked / Slavonian Grebe100001200040.402 (2022)
56.Oystercatcher5684536145425806263154922390442944313626 (2021)
57.Avocet777314698631653361779010541050336 (2022)
58.Grey Plover646418222603803606683392323046964700803 (2020)
59.Golden Plover287162783529241022923087 (2017)
60.Ringed Plover3772371851331224870316158016461655377 (2016)
61.Little Ringed Plover111021202010102 (2020)
62.Lapwing5322430120587400013421340874 (2022)
63.Kentish Plover210101021080.802 (2016)
64.Whimbrel30940098430891708256109108033093310891 (2020)
65.Curlew1671201962311583472518160016111610347 (2021)
66.Bar-tailed Godwit49421101375584538421262638044790228712287136263 (2022)
67.Black-tailed Godwit01185111000272.7018 (2018)
68.Woodcock011013000060.603 (2021)
69.Snipe1552181833393011512033 (2022)
70.Grey Phalarope2110101510121.215 (2023)
71.Common Sandpiper3053351510262.605 (2018)
72.Green Sandpiper0424204010171.704 (2017)
73.Wood Sandpiper310002110080.803 (2016)
74.Redshank67621111173429414763108011111110342 (2020)
75.Spotted Redshank310121316010373.7016 (2022)
76.Greenshank9159238181615010410023 (2019)
77.Turnstone108362166698477111170589591111 (2023)
78.Knot966360527391235168612952083340711871202351 (2020)
79.Ruff21335012626041640307310126 (2019)
80.wader sp.54763529396115220331026020112010635 (2017)
81.large wader0000056868000924920868 (2022)
82.Curlew Sandpiper41765883230565.6017 (2017)
83.Temminck's Stint101000000020.201 (2016)
84.Sanderling325927411172154444371893900182798031875618765814437 (2020)
85.Dunlin34432132165422752684439161914814763028347283566191 (2022)
86.Purple Sandpiper1500510450212.105 (2017)
87.Little Stint98224141120434.3011 (2023)
88.Calidris sp.79162411538215163995184021802180791 (2016)
89.Little Tern2181841072984864613425684022362240486 (2020)
90.Gull-billed Tern002011000040.402 (2018)
91.Caspian Tern3201320500161.605 (2023)
92.Whiskered Tern000000001010.101 (2024)
93.Black Tern1123219935385724082604952580516351662408 (2021)
94.White-winged Black Tern000007011090.907 (2021)
95.Arctic Tern958199248138166279487552370276727734958 (2016)
96.Common/Arctic Tern217052722153750815598345668455129911240601011191011220434566 (2021)
97.Common Tern48943100262741066094595648666827217004064040644356827 (2023)
98.Roseate Tern000010000010.101 (2020)
99.sterna sp.000000006060.606 (2024)
100.Sandwich Tern7654118401346110855146182785162827088458001042291042329327851 (2021)
 Species2016201720182019202020212022202320242025TotalsAveragePresentYear
Maximum
101.Little Gull36531672798913790104274139262426719870010080910081249941392 (2021)
102.Kittiwake25164237240488873692058216245251000027159271620777369 (2020)
103.Sabine's Gull031010032010103 (2017)
104.Black-headed Gull12244131586197197101722225755226766915105697813452413452119125755 (2021)
105.Laughing Gull000100000010.101 (2019)
106.Mediterranean Gull23443598652344444430630634234 (2021)
107.Common Gull861288655304112671659217354148181187652824110001110001207017354 (2021)
108.Caspian Gull836449131740686.8117 (2023)
109.Herring Gull010000010020.201 (2017)
110.L. argentatus x L. hyperboreus000001000010.101 (2021)
111.Yellow-legged Gull2321265200232.326 (2021)
112.Great Black-backed Gull21243754163251263708208228437 (2017)
113.Glaucous Gull000000010010.101 (2023)
114.Lesser Black-backed Gull561642639712426326816967012242 (2021)
115.Laridae sp.000000010010.101 (2023)
116.Iceland Gull220201001080.802 (2016)
117.Long-tailed Skua1300535830282.838 (2023)
118.skua sp.3221615133112194013514231 (2021)
119.Arctic Skua317852614740089213220993996400 (2021)
120.S. parasiticus / pomarinus100301050010105 (2023)
121.Pomarine Skua81613391210550010811139 (2019)
122.Great Skua1248281517330101016416348 (2017)
123.Puffin3101323200151.503 (2016)
124.Black Guillemot000100000010.101 (2019)
125.Razorbill292834214219511831104184220183 (2023)
126.Razorbill/Guillemot45452009396320727701369438773422118503246832472517701 (2020)
127.Little Auk82003312050333.3212 (2022)
128.Guillemot63423245205120237109106780176617784634 (2016)
129.Red-throated Diver34204109015195429742785159050401164511655193420 (2016)
130.Black-throated Diver182779265219715018018052 (2021)
131.Great Northern Diver2201112320141.413 (2023)
132.diver sp.1317304131561736544072753449266524491273065530667687275 (2021)
133.Great Northern/Yellow-billed Diver001001000020.201 (2018)
134.Storm Petrel020000000020.202 (2017)
135.storm-petrel sp.010000000010.101 (2017)
136.Leach's Petrel15270452410494.9027 (2018)
137.Fulmar311648566221011712056 (2021)
138.Sooty Shearwater60991102575359023323075 (2022)
139.Manx Shearwater65173013610424.2017 (2018)
140.Balearic Shearwater200000410070.704 (2022)
141.Gannet148993917595161280200598743991814171520515212904399 (2023)
142.Cormorant2034502260527103461111346160301481214811210346 (2021)
143.Spoonbill10088221523275138460779780327 (2021)
144.Little Egret022010010060.602 (2017)
145.Great White Egret41227419290505019 (2022)
146.Grey Heron26611272712112111015215027 (2019)
147.Purple Heron000020000020.202 (2020)
148.Osprey020110300070.703 (2022)
149.Sparrowhawk2210320120131.303 (2020)
150.Marsh Harrier0025220100121.205 (2019)
 Species2016201720182019202020212022202320242025TotalsAveragePresentYear
Maximum
151.Hen Harrier011111201080.802 (2022)
152.White-tailed Eagle000000100010.101 (2022)
153.Rough-legged Buzzard000000001010.101 (2024)
154.Common Buzzard010000000010.101 (2017)
155.Short-eared Owl110100000030.301 (2016)
156.Kestrel0730300200151.507 (2017)
157.Merlin1546302000212.106 (2019)
158.Hobby010110000030.301 (2017)
159.Peregrine7444431520343.407 (2016)
160.Rose-ringed Parakeet010000000010.101 (2017)
161.Jackdaw060030000090.906 (2017)
162.Rook4211033200161.604 (2016)
163.Carrion Crow200000000020.202 (2016)
164.Blue Tit130000000040.403 (2017)
165.Skylark1469502101337120819820695 (2017)
166.Shore Lark04000081000222.2010 (2023)
167.Sand Martin127315100000383.8015 (2019)
168.Swallow116412152007240207210116 (2016)
169.House Martin000400002060.604 (2019)
170.Zitting Cisticola000000010010.101 (2023)
171.Starling38616804734683493811410530053003811 (2023)
172.Redwing100000000010.101 (2016)
173.Fieldfare007100000000710710710 (2018)
174.House Sparrow000000200020.202 (2022)
175.Blue-headed Wagtail2003050010111.105 (2021)
176.Yellow Wagtail (flavissima)000010000010.101 (2020)
177.Grey-headed Wagtail001010002040.402 (2024)
178.Yellow wagtail sp.1920010000131.309 (2017)
179.Grey Wagtail104501101200333.3012 (2023)
180.White Wagtail3502251103050818.1135 (2016)
181.alba wagtail sp.2453187916211013113053 (2017)
182.Pied Wagtail010000000010.101 (2017)
183.Meadow Pipit8200100200131.308 (2016)
184.Tree Pipit112001000050.502 (2018)
185.Red-throated Pipit100000000010.101 (2016)
186.Rock Pipit10312141010232.3010 (2016)
187.Rock Pipit/Water Pipit100000000010.101 (2016)
188.Chaffinch00000001000101010 (2023)
189.Brambling010100000020.201 (2017)
190.Common Rosefinch001000000010.101 (2018)
191.Greenfinch200000000020.202 (2016)
192.Twite002000000020.202 (2018)
193.Linnet630010000010106 (2016)
194.Mealy Redpoll04810000000858.5081 (2018)
195.redpoll sp.020000000020.202 (2017)
196.Serin000100000010.101 (2019)
197.Siskin020010000030.302 (2017)
198.Lapland Bunting100110000030.301 (2016)
199.Snow Bunting127441610511515.1012 (2016)
200.Reed Bunting180000000090.918 (2017)
Other species
 Species2016201720182019202020212022202320242025TotalsAveragePresentYear
Maximum
1.Harbour Porpoise1778278448322757525518568617227 (2021)
2.Humpback whale000000001010.101 (2024)
3.whale sp.100000000010.101 (2016)
4.Grey seal1331152100171.715 (2021)
5.Common Seal511936145110555.5514 (2021)
6.Common / Grey seal000230010060.603 (2020)
Other species
1.Small Tortoiseshell100000000010.101 (2016)
2.Brimstone000100000010.101 (2019)
3.European Peacock000100000010.101 (2019)
4.white sp. (butterfly)69371191100010110069 (2016)
5.Red Admiral8005000000131.308 (2016)
6.Painted Lady000200000020.202 (2019)
 Species2016201720182019202020212022202320242025TotalsAveragePresentYear
Maximum
  Totals 10872212883586902111015211323272181131744117765129882648129901712990229261  
  Observation hours 255:10279:45208:14246:10300:06324:30220:06226:59166:303:302,231:00223:06  


 
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