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Annual reports : Pointe de Grave, 2011
Watchpoint
Graphs
News
Bird Reports
See cumulative daily totals and phenology graphs
 
Not available. This representation exists with one or all sites, one or all years and a single species.

Comparison of the duration of migration : This graph compares the duration of migration in number of days between different key percentages of migration. It is possible to compare several sites on the same graph.
Not available. This representation exists with one or all sites, one or all years and a single species.

Comparison of migration dates : This graph matches key percentages of migration with calendar days. It is possible to compare several sites in the same graph.
Not available. This representation exists with a single site, all years and a single species.

Interannual trend : This interannual graph represents the evolution between annual totals.
Not available. This representation exists with a single site, one or all years and a single species.

Phenological trend : This graph represents the evolution of the percentage of migration. Key percentages are indicated by vertical red bars.
Not available. This representation exists with a single site, all years and a single species.

Daily evolution : This interannual graph represents the trend of dates and key percentages of migration.
Not available. This representation exists with a single site, one or all years and a single species.

Totals by hour : This graph represents the distribution of the total number of birds by hour. When a specific year is chosen, the average of all the years of the migration watch is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Seasonal phenology : This graph represents the distribution of the daily passage total (the decadary total is symbolized by red bars). If a specific year is selected, the average of all years is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Relative migration : This graph represents the distribution in daily percentage of migration (percentage by decade being symbolized by red bars). If a specific year is chosen, the average of all years is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Seasonal phenology (decade) : This graph represents the migration total by decade. If a specific year is selected, the average of all years of the migration survey is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Hourly mean per decade : This graph shows the mean number of migrants per hour over ten-day periods. When a specific year is selected, the mean number of migrants calculated over all years of record is depicted in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Seasonal phenology (5-day period) : This graph shows the numbers of migratory individuals over 5-day periods. If a specific year is selected, the average of all years is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Hourly mean per 5-day period : This graph shows the mean number of individuals per hour over 5-day periods. When a specific year is selected, the mean number of migrants calculated over all years of record is shown in grey.
Available. This representation exists with a single site, a single year and all the species.

Summary table : This graph represents the seasonal totals as well as the latest totals of the migration watch. The upper table represents the most significant species for the watchpoint.
Available. This representation exists with a single site, a single year and all the species.

Migration synthesis : This graph is representing migration periods for each species at the site in a given year
Available. This representation exists with one or all sites, one or all years and all the species.

Observation effort : This table shows the observer pressure at the watchpoint for all years or day by day for a selected year.
Not available. This representation exists with all sites combined, one or all years and a single species.

Distribution Map : This map shows the relative importance of the watchpoints for a selected species. The dots represent the number of individuals per season.

Period : from Tuesday, March 1st, 2011 until Tuesday, May 31st, 2011

Number of days of migration watch : 92
Number of hours of migration watch : 1242h00

Number of birds : 391947
Saturday  2011 05h40-18h35- Duration : 12h55 
[Display only today's species]
Waning Crescent (28 days) : Moonrise at 6h50 and moonset at 19h48
Sun : sunrise at 07h42 and sunset at 20h33
Day : dawn at 07h12 and dusk at 21h03
Comments :
14h00-15h00 : EMBRUNS MARINS,15h00-16h00 : EMBRUNS MARINS,16h00-17h00 : EMBRUNS MARINS,17h00-18h00 : EMBRUNS MARINS,18h00-18h35 : EMBRUNS MARINS
 The most significant species
Total
  Show phenology  Canada Goose (Branta canadensis)
2
  Show phenology  Northern Shoveler (Spatula clypeata)
440
  Show phenology  Great Cormorant (Phalacrocorax carbo)
2408
  Show phenology  Little Egret (Egretta garzetta)
1125
  Show phenology  Grey Heron (Ardea cinerea)
765
  Show phenology  Purple Heron (Ardea purpurea)
214
  Show phenology  Eurasian Spoonbill (Platalea leucorodia)
2324
  Show phenology  European Honey Buzzard (Pernis apivorus)
133
  Show phenology  Black Kite (Milvus migrans)
2257
  Show phenology  Western Marsh Harrier (Circus aeruginosus)
123
  Show phenology  Hen Harrier (Circus cyaneus)
44
  Show phenology  Montagu's Harrier (Circus pygargus)
47
  Show phenology  Eurasian Sparrowhawk (Accipiter nisus)
143
  Show phenology  Common Buzzard (Buteo buteo)
46
  Show phenology  Common Kestrel (Falco tinnunculus)
618
  Show phenology  Eurasian Hobby (Falco subbuteo)
403
  Show phenology  Pied Avocet (Recurvirostra avosetta)
591
  Show phenology  Bar-tailed Godwit (Limosa lapponica)
21
  Show phenology  Eurasian Whimbrel (Numenius phaeopus)
277
  Show phenology  Black-headed Gull (Chroicocephalus ridibundus)
9321
  Show phenology  Lesser Black-backed Gull (Larus fuscus)
22748
  Show phenology  Sandwich Tern (Thalasseus sandvicensis)
-
  Show phenology  Stock Dove (Columba oenas)
75
  Show phenology  Common Wood Pigeon (Columba palumbus)
546
  Show phenology  Eurasian Collared Dove (Streptopelia decaocto)
3812
  Show phenology  European Turtle Dove (Streptopelia turtur)
10783
  Show phenology  Common Swift (Apus apus)
23426
  Show phenology  Eurasian Hoopoe (Upupa epops)
131
  Show phenology  Swallow / Martin, unidentified (Hirundinidae sp...)
420
  Show phenology  Sand Martin (Riparia riparia)
32889
  Show phenology  Barn Swallow (Hirundo rustica)
135358
  Show phenology  Western House Martin (Delichon urbicum)
6880
  Show phenology  Tree Pipit (Anthus trivialis)
1135
  Show phenology  Meadow Pipit (Anthus pratensis)
14154
  Show phenology  Western Yellow Wagtail (Motacilla flava)
2353
  Show phenology  White Wagtail (Motacilla alba)
2668
  Show phenology  Common Blackbird (Turdus merula)
1
  Show phenology  Common Chiffchaff (Phylloscopus collybita)
72
  Show phenology  Eurasian Golden Oriole (Oriolus oriolus)
323
  Show phenology  Finch, unidentified (Fringillidae sp.)
1758
  Show phenology  Eurasian Chaffinch (Fringilla coelebs)
41796
  Show phenology  European Serin (Serinus serinus)
2065
  Show phenology  European Greenfinch (Chloris chloris)
5298
  Show phenology  European Goldfinch (Carduelis carduelis)
15315
  Show phenology  Eurasian Siskin (Spinus spinus)
250
  Show phenology  Common Linnet (Linaria cannabina)
12016
  Show phenology  Corn Bunting (Emberiza calandra)
136
  Daily total
43
migrants
6
migrants + 2 reverse migrants
2
migrants
2
migrants
69
migrants
13
migrants + 1 reverse migrant + 2 local
+ 1 local
1
migrant + 1 local
4
migrants
243
migrants
38
migrants
21
migrants
1
migrant
1
migrant
17
migrants
70
migrants
1201
migrants
586
migrants
23
migrants
14
migrants
15
migrants
3
migrants
32
migrants
217
migrants
110
migrants
60
migrants
114
migrants
616
migrants
1
migrant
 Other species
Total
  Show phenology  Bird, unidentified (Aves sp.)
313
  Show phenology  Mute Swan (Cygnus olor)
26
  Show phenology  Greylag Goose (Anser anser)
172
  Show phenology  Brant Goose (Branta bernicla)
67
  Show phenology  Common Shelduck (Tadorna tadorna)
88
  Show phenology  Duck, unidentified (Anatinae sp.)
109
  Show phenology  Eurasian Wigeon (Mareca penelope)
200
  Show phenology  Dabbling Duck, unidentified (Anatini sp.)
825
  Show phenology  Eurasian Teal (Anas crecca)
625
  Show phenology  Mallard (Anas platyrhynchos)
5
  Show phenology  Northern Pintail (Anas acuta)
237
  Show phenology  Gadwall (Mareca strepera)
88
  Show phenology  Common Pochard (Aythya ferina)
2
  Show phenology  Common Scoter (Melanitta nigra)
28
  Show phenology  Red-breasted Merganser (Mergus serrator)
2
  Show phenology  Red-throated Loon (Gavia stellata)
1
   Great Crested Grebe (Podiceps cristatus)
-
  Show phenology  Balearic Shearwater (Puffinus mauretanicus)
3
  Show phenology  Northern Gannet (Morus bassanus)
4
  Show phenology  European Shag (Gulosus aristotelis)
2
  Show phenology  Heron / Egret / Bittern, unidentified (Ardeidae...)
82
  Show phenology  Black-crowned Night Heron (Nycticorax nycticora...)
2
  Show phenology  Squacco Heron (Ardeola ralloides)
3
  Show phenology  Western Cattle Egret (Bubulcus ibis)
416
  Show phenology  Great Egret (Ardea alba)
8
  Show phenology  Black Stork (Ciconia nigra)
23
  Show phenology  White Stork (Ciconia ciconia)
173
  Show phenology  African Sacred Ibis (Threskiornis aethiopicus)
1
  Show phenology  Raptor, unidentified (Accipitriformes / Falconi...)
3
  Show phenology  Black-winged Kite (Elanus caeruleus)
1
  Show phenology  Red Kite (Milvus milvus)
2
  Show phenology  Short-toed Snake Eagle (Circaetus gallicus)
48
  Show phenology  Harrier, unidentified (Circus sp.)
1
  Show phenology  Pallid Harrier (Circus macrourus)
1
  Show phenology  Eurasian Goshawk (Accipiter gentilis)
3
  Show phenology  Booted Eagle (Hieraaetus pennatus)
1
  Show phenology  Osprey (Pandion haliaetus)
31
  Show phenology  Falcon, unidentified (Falco sp.)
12
  Show phenology  Merlin (Falco columbarius)
40
  Show phenology  Peregrine Falcon (Falco peregrinus)
1
  Show phenology  Common Crane (Grus grus)
154
  Show phenology  large unidentified wader (Charadriiformes sp.)
582
  Show phenology  Small wader, unidentified (Charadriiformes sp. ...)
376
  Show phenology  Eurasian Oystercatcher (Haematopus ostralegus)
75
  Show phenology  Black-winged Stilt (Himantopus himantopus)
141
  Show phenology  Eurasian Stone-curlew (Burhinus oedicnemus)
1
  Show phenology  Little Ringed Plover (Charadrius dubius)
3
  Show phenology  Common Ringed Plover (Charadrius hiaticula)
68
  Show phenology  Kentish Plover (Anarhynchus alexandrinus)
1
  Show phenology  European Golden Plover (Pluvialis apricaria)
134
  Show phenology  Grey Plover (Pluvialis squatarola)
25
  Show phenology  Northern Lapwing (Vanellus vanellus)
1201
  Show phenology  Sandpiper / Stint, unidentified (Calidris sp.)
2
  Show phenology  Sanderling (Calidris alba)
16
  Show phenology  Dunlin (Calidris alpina)
27
  Show phenology  Common Snipe (Gallinago gallinago)
8
  Show phenology  Black-tailed Godwit (Limosa limosa)
720
  Show phenology  Curlew / Whimbrel, unidentified (Numenius sp.)
6
  Show phenology  Eurasian Curlew (Numenius arquata)
62
  Show phenology  Common Redshank (Tringa totanus)
189
  Show phenology  Common Greenshank (Tringa nebularia)
6
  Show phenology  Green Sandpiper (Tringa ochropus)
11
  Show phenology  Common Sandpiper (Actitis hypoleucos)
1
  Show phenology  Ruddy Turnstone (Arenaria interpres)
7
  Show phenology  Parasitic Jaeger (Stercorarius parasiticus)
3
  Show phenology  Great Skua (Stercorarius skua)
2
  Show phenology  Large Gull, unidentified (Larus sp.)
484
  Show phenology  Mediterranean Gull (Ichthyaetus melanocephalus)
74
  Show phenology  Little Gull (Hydrocoloeus minutus)
22
  Show phenology  Common Gull (Larus canus)
2
  Show phenology  European Herring Gull (Larus argentatus)
336
  Show phenology  Yellow-legged Gull (Larus michahellis)
4
  Show phenology  Great Black-backed Gull (Larus marinus)
5
   Tern, unidentified (Sternidae sp.)
6
  Show phenology  Common Tern (Sterna hirundo)
-
  Show phenology  Whiskered Tern (Chlidonias hybrida)
22
  Show phenology  Black Tern (Chlidonias niger)
14
  Show phenology  Pigeon, unidentified (Columba sp.)
7
  Show phenology  Feral Rock Dove (Columba livia f. domestica)
142
   African Collared Dove (Streptopelia roseogrisea...)
1
  Show phenology  Budgerigar (Melopsittacus undulatus)
-
  Show phenology  Common Cuckoo (Cuculus canorus)
8
  Show phenology  Short-eared Owl (Asio flammeus)
3
  Show phenology  European Bee-eater (Merops apiaster)
80
  Show phenology  Great Spotted Woodpecker (Dendrocopos major)
4
  Show phenology  Lesser Spotted Woodpecker (Dryobates minor)
-
  Show phenology  Crested Lark (Galerida cristata)
-
  Show phenology  Woodlark (Lullula arborea)
25
  Show phenology  Eurasian Skylark (Alauda arvensis)
441
  Show phenology  Red-rumped Swallow (Cecropis daurica)
16
  Show phenology  Pipit, unidentified (Anthus sp.)
936
  Show phenology  Tawny Pipit (Anthus campestris)
20
  Show phenology  Grey Wagtail (Motacilla cinerea)
47
  Show phenology  Pied Wagtail (ssp. yarrellii) (Motacilla alba y...)
4
  Show phenology  Dunnock (Prunella modularis)
27
  Show phenology  Alpine Accentor (Prunella collaris)
-
  Show phenology  Thrush, unidentified (Turdus sp.)
18014
  Show phenology  Common Nightingale (Luscinia megarhynchos)
-
  Show phenology  Black Redstart (Phoenicurus ochruros)
156
  Show phenology  Common Redstart (Phoenicurus phoenicurus)
-
  Show phenology  European Stonechat (Saxicola rubicola)
-
  Show phenology  Northern Wheatear (Oenanthe oenanthe)
62
  Show phenology  Ring Ouzel (Turdus torquatus)
29
  Show phenology  Fieldfare (Turdus pilaris)
539
  Show phenology  Song Thrush (Turdus philomelos)
684
  Show phenology  Redwing (Turdus iliacus)
105
  Show phenology  Mistle Thrush (Turdus viscivorus)
216
  Show phenology  Zitting Cisticola (Cisticola juncidis)
-
  Show phenology  Melodious Warbler (Hippolais polyglotta)
-
  Show phenology  Common Whitethroat (Curruca communis)
-
  Show phenology  Phylloscopus-Warbler, unidentified (Phylloscopu...)
3
  Show phenology  Western Bonelli's Warbler (Phylloscopus bonelli...)
-
  Show phenology  Willow Warbler (Phylloscopus trochilus)
13
  Show phenology  Spotted Flycatcher (Muscicapa striata)
8
  Show phenology  Tit, unidentified (Paridae sp.)
3
  Show phenology  Coal Tit (Periparus ater)
2
  Show phenology  Eurasian Blue Tit (Cyanistes caeruleus)
58
  Show phenology  Great Tit (Parus major)
60
  Show phenology  Eurasian Penduline Tit (Remiz pendulinus)
1
  Show phenology  Eurasian Magpie (Pica pica)
2
  Show phenology  Western Jackdaw (Coloeus monedula)
6
  Show phenology  Rook (Corvus frugilegus)
20
  Show phenology  Carrion Crow (Corvus corone)
277
  Show phenology  Common Starling (Sturnus vulgaris)
1977
  Show phenology  Passerine, unidentified (Passeriformes sp.)
1061
  Show phenology  House Sparrow (Passer domesticus)
5
  Show phenology  Eurasian Chaffinch / Brambling (Fringilla coele...)
2
  Show phenology  Brambling (Fringilla montifringilla)
519
  Show phenology  Eurasian Bullfinch (Pyrrhula pyrrhula)
15
  Show phenology  Hawfinch (Coccothraustes coccothraustes)
68
  Show phenology  Yellowhammer (Emberiza citrinella)
14
  Show phenology  Cirl Bunting (Emberiza cirlus)
22
  Show phenology  Ortolan Bunting (Emberiza hortulana)
3
  Show phenology  Common Reed Bunting (Emberiza schoeniclus)
92
   Bunting, unidentified (Emberiza sp.)
1
  Daily total
168
migrants
11
migrants
3
migrants
3
migrants + 1 local + 2 reverse migrants
+ 1 local
+ 1 not going through
+ 1 not going through
+ 1 not going through
1
migrant
1
migrant
1
migrant
8
migrants
+ 2 not going through
1
migrant
+ 1 possibly local
2
migrants
7
migrants + 3 reverse migrants
11
migrants
12
migrants
2
migrants
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