Totals Berkheide (Katwijk) 2011 - 2020



 Species2011201220132014201520162017201820192020TotalsAveragePresentYear
Maximum
1.Fulvous Whistling Duck00001000000101010 (2015)
2.Dark-bellied Brent Goose22521281181667923914917310001001239 (2018)
3.Canada Goose2219161301373114419937635814321432376 (2019)
4.Barnacle Goose13306022601101683123427618796481310409334473345010409 (2020)
5.Lesser Canada Goose000000001010.101 (2019)
6.Bar-headed Goose000000000220.202 (2020)
7.Anser sp.001818819171121000517520188 (2014)
8.goose sp.0030001201211262251172334338833901211 (2016)
9.Domestic Goose000001000010.101 (2016)
10.Greylag Goose125282836562647678809101315851047758475841585 (2019)
11.Bean Goose sp.000003000030.303 (2016)
12.Pink-footed Goose0013907819711315909011361140590 (2019)
13.Tundra Bean Goose100057132800410310057 (2015)
14.Eurasian White-fronted Goose00845428415560639065619531353140845 (2013)
15.Mute Swan14137375216310072184215902908215 (2020)
16.Whooper Swan0060400602181.806 (2013)
17.Egyptian Goose4035281591031381289121331912541255319 (2020)
18.Shelduck194223549525225543574438423032306744 (2019)
19.Ruddy Shelduck000001150122303015 (2017)
20.Garganey0000005407161.607 (2020)
21.Shoveler4253701935012027417524352019741970520 (2020)
22.Gadwall161446203841995278105509510105 (2020)
23.Wigeon01786444733710012725392122654265371272 (2018)
24.American Wigeon000000010010.101 (2018)
25.Mallard619101524145846608133333081 (2020)
26.duck sp.00004054713801922222071 (2017)
27.Pintail001002181314232129499500314 (2017)
28.Teal00133516343181785110141010634 (2016)
29.Red-crested Pochard00015318724110787.8324 (2018)
30.Pochard02011626482925715415048 (2017)
31.Aythya sp.00000580000585.8058 (2016)
32.Tufted Duck111811719351464515716045 (2020)
33.Scaup000009010010109 (2016)
34.Eider3014329735181102137493490137 (2020)
35.Velvet Scoter0000135502161.605 (2018)
36.Common Scoter42107361201618221011195006665788579652210 (2017)
37.scoter sp.0000029000111.109 (2017)
38.Goldeneye0010218025191.908 (2017)
39.Smew000000030030.303 (2018)
40.Goosander0020338282114797.9028 (2018)
41.Red-breasted Merganser003944675982319538138095 (2020)
42.Red-throated Diver00422747522413514289109811017475 (2016)
43.Black-throated Diver000022020060.612 (2018)
44.Great Northern Diver000001000010.101 (2016)
45.diver sp.0051021202131.305 (2013)
46.Leach's Petrel000010000010.101 (2015)
47.Fulmar000001000120.201 (2016)
48.Great Crested Grebe302716214820691503951952192150 (2019)
49.Black Stork000004300070.704 (2016)
50.White Stork291625125135606113 (2019)
 Species2011201220132014201520162017201820192020TotalsAveragePresentYear
Maximum
51.Spoonbill70231182216410534646137839921852191461 (2018)
52.Bittern1009000002121.229 (2014)
53.Night Heron000000200020.202 (2017)
54.Cattle Egret000000001010.101 (2019)
55.Grey Heron48501391908316824941236943721452156437 (2020)
56.Purple Heron6110366181213666.6018 (2018)
57.Great White Egret45916613632465118819251 (2020)
58.heron sp.000001100130.301 (2017)
59.Egretta sp.000000001010.101 (2019)
60.Little Egret0011203142141.404 (2019)
61.Gannet1557181461104113023495805828146 (2015)
62.Cormorant608595173515152613210240333938747165823119231196017471 (2019)
63.Cormorant (p. c. carbo)000000010010.101 (2018)
64.Osprey45242102778515.1110 (2016)
65.Honey Buzzard04014025402313.1014 (2014)
66.Lesser Spotted Eagle100000000010.101 (2011)
67.Booted Eagle000000000220.202 (2020)
68.Sparrowhawk2223391626413033593332232659 (2019)
69.Goshawk234334104434041210 (2017)
70.Marsh Harrier45223880104310110293132666673132 (2020)
71.Hen Harrier433425227840408 (2020)
72.Pallid Harrier000001110250.502 (2020)
73.Montagu's Harrier200001001040.402 (2011)
74.Montagu's/Pallid Harrier000000100010.101 (2017)
75.Red Kite010001130170.703 (2018)
76.Black Kite0144121143212.104 (2013)
77.White-tailed Eagle001011021390.903 (2020)
78.Rough-legged Buzzard401000000050.504 (2011)
79.Common Buzzard2144211719397112016215226144 (2012)
80.Crane00320001700222.2017 (2018)
81.Oystercatcher871238819521142032773531842929332938735 (2018)
82.Avocet0265018102718615516086 (2020)
83.Lapwing3084205253481241110115490944389439442052 (2013)
84.Golden Plover869928910872502131585590250 (2018)
85.Grey Plover314193129139141613251250139 (2017)
86.Ringed Plover03016158204410320059495500200 (2019)
87.Little Ringed Plover424137151827152212713827 (2018)
88.Dotterel04040151222393.9022 (2019)
89.Whimbrel1312638357341592844033971486331533241486 (2020)
90.Curlew95914033641108610527616810501051276 (2019)
91.Bar-tailed Godwit17218101416222133622222062 (2017)
92.Black-tailed Godwit0730138122441212017618041 (2018)
93.Icelandic Black-tailed Godwit000000010010.101 (2018)
94.Turnstone4001023101121.204 (2011)
95.Knot030000292819437822723078 (2020)
96.Ruff7271692612676805829029068 (2018)
97.wader spec.80022633825018137356360137 (2020)
98.Temminck's Stint000000600060.606 (2017)
99.Sanderling00381224538201567291295082 (2017)
100.Dunlin106630258317262413130883880317 (2016)
 Species2011201220132014201520162017201820192020TotalsAveragePresentYear
Maximum
101.Calidris sp.000000530313696.9053 (2017)
102.Purple Sandpiper000003000030.303 (2016)
103.Little Stint000000600060.606 (2017)
104.Woodcock000013201070.703 (2016)
105.Jack Snipe000001001020.201 (2019)
106.Snipe151283448193958544534134158 (2018)
107.Common Sandpiper000100013050.503 (2019)
108.Green Sandpiper83202812525149153119210768770210 (2020)
109.Redshank7396714882816558107199826831199 (2020)
110.Wood Sandpiper2101603415713616.1016 (2014)
111.Spotted Redshank40818117683565.6018 (2014)
112.Greenshank502913127436151294966554552151 (2017)
113.Kittiwake000010523200112110105 (2015)
114.Black-headed Gull9713962133793144174393659406021842772259742597417439 (2016)
115.Little Gull1917151272203175113092419113812381541911 (2020)
116.Mediterranean Gull2529105135823150277280150 (2020)
117.Common Gull852806891221860138052031713026483648791860 (2016)
118.Great Black-backed Gull30112312901099824424668368141290 (2015)
119.Glaucous Gull000300211070.703 (2014)
120.Iceland Gull000010201150.502 (2017)
121.Herring Gull9546375100343415272013813876191111190111915373434 (2015)
122.Yellow-legged Gull000000100010.111 (2017)
123.Lesser Black-backed Gull48334514549601708378621923306290283332546925474348333 (2020)
124.Gull-billed Tern000000220260.602 (2017)
125.Caspian Tern001000000010.101 (2013)
126.Sandwich Tern43798732200705321667994306530745994 (2020)
127.Little Tern30001503321187820420078 (2020)
128.Common Tern2450881442305583443495857741101131011427741 (2020)
129.Arctic Tern0000011043032777.7032 (2020)
130.Common/Arctic Tern2191100138950112403146414610895 (2017)
131.Black Tern2101511142024237333330237 (2020)
132.Great Skua000020100030.302 (2015)
133.Arctic Skua100000003150.503 (2019)
134.skua sp.000100000010.101 (2014)
135.Guillemot000000100010.111 (2017)
136.Razorbill000010010020.201 (2015)
137.Razorbill/Guillemot100022192619631621601602316 (2019)
138.Stock Dove643519118986137152185215243149715076243 (2020)
139.Woodpigeon59781636908142202316316685163173929842283622844025163 (2018)
140.Turtle Dove3027031243252.507 (2014)
141.Collared Dove83114431018310011816112114410681075161 (2018)
142.Cuckoo2858423111499939.32023 (2016)
143.Short-eared Owl1004030202121.204 (2014)
144.Swift352734537410991445193411043664899611673956940569435516739 (2020)
145.Kingfisher000001000010.101 (2016)
146.European Bee-eater000102331010103 (2017)
147.Hoopoe000011001030.301 (2019)
148.Lesser Spotted Woodpecker000000202150.502 (2017)
149.Great Spotted Woodpecker1229276633351335792505345337133 (2017)
150.Green Woodpecker001000000120.201 (2013)
 Species2011201220132014201520162017201820192020TotalsAveragePresentYear
Maximum
151.Kestrel710325173835234147246252047 (2020)
152.Red-footed Falcon0000073001111.117 (2016)
153.Merlin6331035471219727.2019 (2020)
154.Hobby510432958139686.8313 (2019)
155.Peregrine0146171715118707317 (2017)
156.falcon sp.000010010020.201 (2018)
157.Rose-ringed Parakeet03015000054272.7015 (2014)
158.Red-backed Shrike000010000010.101 (2015)
159.Great Grey Shrike100001001030.301 (2016)
160.Golden Oriole141915613411555.5113 (2018)
161.Jay1311281111531134203154444413203 (2019)
162.Magpie41218242427623431112922943111 (2020)
163.Jackdaw2392811648456337100077969419475997980798101947 (2019)
164.Rook124112321774535.3017 (2018)
165.Carrion Crow5330501536977992361211471035104100236 (2018)
166.Hooded Crow001000020030.302 (2018)
167.Raven0200224132161.604 (2017)
168.Waxwing000012000030.302 (2016)
169.Coal Tit00407113132313.1213 (2017)
170.Blue Tit2221230793114311554227589959025542 (2019)
171.Great Tit4627213749855110431415424104 (2019)
172.Bearded Tit00120000000121.2012 (2013)
173.Wood Lark8083464854457411964834863119 (2019)
174.Skylark53817497261242291144391175449640764101754 (2019)
175.Shore Lark000000000110.101 (2020)
176.Short-toed Lark001000000010.101 (2013)
177.Sand Martin278141672019733240614691893535213524935 (2020)
178.Swallow1394239911501816133837643490361029032805246692467963764 (2016)
179.House Martin531144202308199498102257356937049384942251144 (2012)
180.Red-rumped Swallow121001000160.602 (2012)
181.Long-tailed Tit0133705420121212116116054 (2015)
182.Willow Warbler111101214820258 (2020)
183.Chiffchaff2215279211632132416116932 (2018)
184.Chiffchaff/Willow Warbler001450015417464.6017 (2020)
185.Wood Warbler100000101030.301 (2011)
186.Blackcap00113030067303113 (2014)
187.Garden Warbler000000010010.101 (2018)
188.Lesser Whitethroat000000001120.201 (2019)
189.Whitethroat000000000110.101 (2020)
190.Firecrest0047010060181.807 (2014)
191.Goldcrest0163557792533209211177 (2016)
192.Nuthatch000000103150.503 (2019)
193.Short-toed Tree Creeper010000000010.101 (2012)
194.Crested Myna000000000110.101 (2020)
195.Starling3207013073118921380506378036416279057447871626982491179491181461162790 (2017)
196.Ring Ouzel3052563816221452962618718740296 (2019)
197.Blackbird61631552671317423279281667 (2016)
198.Fieldfare806929765065900213122901233575635764822901 (2019)
199.Redwing342207259112712744579752695810737107415269 (2019)
200.Song Thrush44133498478170427973227905676406641162790 (2019)
 Species2011201220132014201520162017201820192020TotalsAveragePresentYear
Maximum
201.thrush sp.0006055000161.606 (2014)
202.Mistle Thrush402723243456280158131358538518232 (2013)
203.Spotted Flycatcher022362581656143922523958 (2016)
204.Pied Flycatcher000000001010.101 (2019)
205.Black Redstart001000012150.502 (2019)
206.Redstart000210001040.412 (2014)
207.Rock Thrush000001000010.101 (2016)
208.Whinchat000003102060.603 (2016)
209.Stonechat000010100020.201 (2017)
210.Wheatear30313215315374013113340 (2020)
211.House Sparrow00124212328224357210212257 (2020)
212.Tree Sparrow62944702528211455529730570 (2014)
213.Dunnock1820195843387944106274524527106 (2019)
214.Yellow wagtail sp.4921711002421032247515988241304480948161304 (2020)
215.Blue-headed Wagtail5177602371815239288336419167716811419 (2020)
216.Yellow Wagtail (flavissima)551172897123510110235 (2020)
217.Grey-headed Wagtail351330572880332024224080 (2018)
218.Citrine Wagtail000100111040.401 (2017)
219.Grey Wagtail10121331412371410322267270103 (2019)
220.alba wagtail sp.46392703821389233937224360125222521601 (2020)
221.White Wagtail4863229278312122810594275222295329520810 (2017)
222.Pied Wagtail152220815131912512012022 (2013)
223.Richard's Pipit100000001130.301 (2011)
224.Tawny Pipit220100001060.602 (2012)
225.Meadow Pipit7671929213520227173721147403671227484118608827288278327484 (2019)
226.Tree Pipit184511816631678116027744414791485444 (2020)
227.Tree Pipit/Olive-backed Pipit001000000010.101 (2013)
228.Red-throated Pipit101000100030.301 (2013)
229.pipit sp.100002100040.402 (2016)
230.Water Pipit000023002070.703 (2016)
231.Rock Pipit/Water Pipit021348417146595.9014 (2019)
232.Rock Pipit104141816531535.3018 (2016)
233.Chaffinch18331132433810831119654901183381116525078601268021268048752507 (2019)
234.Brambling561715893322135432794341081834183232434 (2019)
235.Hawfinch311128394436288034934965010111 (2012)
236.Bullfinch0030203770222.217 (2018)
237.Greenfinch1936118933531922023393201641836184296353 (2015)
238.Linnet991681658423063551004690779223766456652022237 (2020)
239.redpoll sp.9418111132116433428396405113 (2014)
240.Lesser Redpoll152115165410505015 (2011)
241.Crossbill086912819213970527304235180718116705 (2017)
242.crossbill sp.002000000020.202 (2013)
243.Goldfinch285059123137104190161285204134113485285 (2019)
244.Serin1200153322191.905 (2016)
245.Siskin419552122803818126577125810918591805518064110918 (2019)
246.Lapland Bunting0124222230181.804 (2014)
247.Snow Bunting10263211610323.2016 (2018)
248.Yellowhammer000010012150.502 (2019)
249.Ortolan Bunting001000000120.201 (2013)
250.Reed Bunting25122001052821231422402749014931496282 (2015)
 Species2011201220132014201520162017201820192020TotalsAveragePresentYear
Maximum
251.bunting sp.000000002020.202 (2019)
252.passerine sp.001000000230.302 (2020)
Other species
1.Harbour Porpoise1030160022151.506 (2016)
2.Grey seal000012000030.302 (2016)
3.Common Seal000001000010.101 (2016)
4.Common Noctule402010000070.704 (2011)
Other species
1.Small Tortoiseshell000000100010.101 (2017)
2.Brimstone0000003144121.204 (2020)
3.European Peacock000000120030.302 (2018)
4.Speckled Wood200000000020.202 (2011)
5.Large White000002006190.906 (2019)
6.Green-veined White000040001050.504 (2015)
7.Small White00000141040191.9014 (2016)
8.white sp. (butterfly)00000220031262.6022 (2016)
9.Red Admiral10410637046595.9037 (2017)
10.Painted Lady00000000450454.51045 (2019)
11.Small Heath000000002020.202 (2019)
Other species
1.Bumblebee sp.00066495914104620821066 (2014)
 Species2011201220132014201520162017201820192020TotalsAveragePresentYear
Maximum
  Totals 503391972286703728851004691379682414747093626458612532111704031170408268  
  Observation hours 68:3578:20113:10168:30143:05194:17272:45304:23312:34279:481,935:27193:33  


 
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