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Annual reports : Pointe de Grave, 2011
Watchpoint
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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 
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
    Canada Goose (Branta canadensis)
2
    Northern Shoveler (Spatula clypeata)
440
    Great Cormorant (Phalacrocorax carbo)
2408
    Little Egret (Egretta garzetta)
1125
    Grey Heron (Ardea cinerea)
765
    Purple Heron (Ardea purpurea)
214
    Eurasian Spoonbill (Platalea leucorodia)
2324
    European Honey Buzzard (Pernis apivorus)
133
    Black Kite (Milvus migrans)
2257
    Western Marsh Harrier (Circus aeruginosus)
123
    Hen Harrier (Circus cyaneus)
44
    Montagu's Harrier (Circus pygargus)
47
    Eurasian Sparrowhawk (Accipiter nisus)
143
    Common Buzzard (Buteo buteo)
46
    Common Kestrel (Falco tinnunculus)
618
    Eurasian Hobby (Falco subbuteo)
403
    Pied Avocet (Recurvirostra avosetta)
591
    Bar-tailed Godwit (Limosa lapponica)
21
    Eurasian Whimbrel (Numenius phaeopus)
277
    Black-headed Gull (Chroicocephalus ridibundus)
9321
    Lesser Black-backed Gull (Larus fuscus)
22748
    Sandwich Tern (Thalasseus sandvicensis)
-
    Stock Dove (Columba oenas)
75
    Common Wood Pigeon (Columba palumbus)
546
    Eurasian Collared Dove (Streptopelia decaocto)
3812
    European Turtle Dove (Streptopelia turtur)
10783
    Common Swift (Apus apus)
23426
    Eurasian Hoopoe (Upupa epops)
131
    Swallow / Martin, unidentified (Hirundinidae sp...)
420
    Sand Martin (Riparia riparia)
32889
    Barn Swallow (Hirundo rustica)
135358
    Western House Martin (Delichon urbicum)
6880
    Tree Pipit (Anthus trivialis)
1135
    Meadow Pipit (Anthus pratensis)
14154
    Western Yellow Wagtail (Motacilla flava)
2353
    White Wagtail (Motacilla alba)
2668
    Common Blackbird (Turdus merula)
1
    Common Chiffchaff (Phylloscopus collybita)
72
    Eurasian Golden Oriole (Oriolus oriolus)
323
    Finch, unidentified (Fringillidae sp.)
1758
    Eurasian Chaffinch (Fringilla coelebs)
41796
    European Serin (Serinus serinus)
2065
    European Greenfinch (Chloris chloris)
5298
    European Goldfinch (Carduelis carduelis)
15315
    Eurasian Siskin (Spinus spinus)
250
    Common Linnet (Linaria cannabina)
12016
    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
    Bird, unidentified (Aves sp.)
313
    Mute Swan (Cygnus olor)
26
    Greylag Goose (Anser anser)
172
    Brant Goose (Branta bernicla)
67
    Common Shelduck (Tadorna tadorna)
88
    Duck, unidentified (Anatinae sp.)
109
    Eurasian Wigeon (Mareca penelope)
200
    Dabbling Duck, unidentified (Anatini sp.)
825
    Eurasian Teal (Anas crecca)
625
    Mallard (Anas platyrhynchos)
5
    Northern Pintail (Anas acuta)
237
    Gadwall (Mareca strepera)
88
    Common Pochard (Aythya ferina)
2
    Common Scoter (Melanitta nigra)
28
    Red-breasted Merganser (Mergus serrator)
2
    Red-throated Loon (Gavia stellata)
1
   Great Crested Grebe (Podiceps cristatus)
-
    Balearic Shearwater (Puffinus mauretanicus)
3
    Northern Gannet (Morus bassanus)
4
    European Shag (Gulosus aristotelis)
2
    Heron / Egret / Bittern, unidentified (Ardeidae...)
82
    Black-crowned Night Heron (Nycticorax nycticora...)
2
    Squacco Heron (Ardeola ralloides)
3
    Western Cattle Egret (Ardea ibis)
416
    Great Egret (Ardea alba)
8
    Black Stork (Ciconia nigra)
23
    White Stork (Ciconia ciconia)
173
    African Sacred Ibis (Threskiornis aethiopicus)
1
    Raptor, unidentified (Accipitriformes / Falconi...)
3
    Black-winged Kite (Elanus caeruleus)
1
    Red Kite (Milvus milvus)
2
    Short-toed Snake Eagle (Circaetus gallicus)
48
    Harrier, unidentified (Circus sp.)
1
    Pallid Harrier (Circus macrourus)
1
    Eurasian Goshawk (Astur gentilis)
3
    Booted Eagle (Hieraaetus pennatus)
1
    Osprey (Pandion haliaetus)
31
    Falcon, unidentified (Falco sp.)
12
    Merlin (Falco columbarius)
40
    Peregrine Falcon (Falco peregrinus)
1
    Common Crane (Grus grus)
154
    large unidentified wader (Charadriiformes sp.)
582
    Small wader, unidentified (Charadriiformes sp. ...)
376
    Eurasian Oystercatcher (Haematopus ostralegus)
75
    Black-winged Stilt (Himantopus himantopus)
141
    Eurasian Stone-curlew (Burhinus oedicnemus)
1
    Little Ringed Plover (Charadrius dubius)
3
    Common Ringed Plover (Charadrius hiaticula)
68
    Kentish Plover (Anarhynchus alexandrinus)
1
    European Golden Plover (Pluvialis apricaria)
134
    Grey Plover (Pluvialis squatarola)
25
    Northern Lapwing (Vanellus vanellus)
1201
    Sandpiper / Stint, unidentified (Calidris sp.)
2
    Sanderling (Calidris alba)
16
    Dunlin (Calidris alpina)
27
    Common Snipe (Gallinago gallinago)
8
    Black-tailed Godwit (Limosa limosa)
720
    Curlew / Whimbrel, unidentified (Numenius sp.)
6
    Eurasian Curlew (Numenius arquata)
62
    Common Redshank (Tringa totanus)
189
    Common Greenshank (Tringa nebularia)
6
    Green Sandpiper (Tringa ochropus)
11
    Common Sandpiper (Actitis hypoleucos)
1
    Ruddy Turnstone (Arenaria interpres)
7
    Parasitic Jaeger (Stercorarius parasiticus)
3
    Great Skua (Stercorarius skua)
2
    Large Gull, unidentified (Larus sp.)
484
    Mediterranean Gull (Ichthyaetus melanocephalus)
74
    Little Gull (Hydrocoloeus minutus)
22
    Common Gull (Larus canus)
2
    European Herring Gull (Larus argentatus)
336
    Yellow-legged Gull (Larus michahellis)
4
    Great Black-backed Gull (Larus marinus)
5
   Tern, unidentified (Sternidae sp.)
6
    Common Tern (Sterna hirundo)
-
    Whiskered Tern (Chlidonias hybrida)
22
    Black Tern (Chlidonias niger)
14
    Pigeon, unidentified (Columba sp.)
7
    Feral Rock Dove (Columba livia f. domestica)
142
   African Collared Dove (Streptopelia roseogrisea...)
1
    Budgerigar (Melopsittacus undulatus)
-
    Common Cuckoo (Cuculus canorus)
8
    Short-eared Owl (Asio flammeus)
3
    European Bee-eater (Merops apiaster)
80
    Great Spotted Woodpecker (Dendrocopos major)
4
    Lesser Spotted Woodpecker (Dryobates minor)
-
    Crested Lark (Galerida cristata)
-
    Woodlark (Lullula arborea)
25
    Eurasian Skylark (Alauda arvensis)
441
    European Red-rumped Swallow (Cecropis rufula)
16
    Pipit, unidentified (Anthus sp.)
936
    Tawny Pipit (Anthus campestris)
20
    Grey Wagtail (Motacilla cinerea)
47
    Pied Wagtail (ssp. yarrellii) (Motacilla alba y...)
4
    Dunnock (Prunella modularis)
27
    Alpine Accentor (Prunella collaris)
-
    Thrush, unidentified (Turdus sp.)
18014
    Common Nightingale (Luscinia megarhynchos)
-
    Black Redstart (Phoenicurus ochruros)
156
    Common Redstart (Phoenicurus phoenicurus)
-
    European Stonechat (Saxicola rubicola)
-
    Northern Wheatear (Oenanthe oenanthe)
62
    Ring Ouzel (Turdus torquatus)
29
    Fieldfare (Turdus pilaris)
539
    Song Thrush (Turdus philomelos)
684
    Redwing (Turdus iliacus)
105
    Mistle Thrush (Turdus viscivorus)
216
    Zitting Cisticola (Cisticola juncidis)
-
    Melodious Warbler (Hippolais polyglotta)
-
    Common Whitethroat (Curruca communis)
-
    Phylloscopus-Warbler, unidentified (Phylloscopu...)
3
    Western Bonelli's Warbler (Phylloscopus bonelli...)
-
    Willow Warbler (Phylloscopus trochilus)
13
    Spotted Flycatcher (Muscicapa striata)
8
    Tit, unidentified (Paridae sp.)
3
    Coal Tit (Periparus ater)
2
    Eurasian Blue Tit (Cyanistes caeruleus)
58
    Great Tit (Parus major)
60
    Eurasian Penduline Tit (Remiz pendulinus)
1
    Eurasian Magpie (Pica pica)
2
    Western Jackdaw (Coloeus monedula)
6
    Rook (Corvus frugilegus)
20
    Carrion Crow (Corvus corone)
277
    Common Starling (Sturnus vulgaris)
1977
    Passerine, unidentified (Passeriformes sp.)
1061
    House Sparrow (Passer domesticus)
5
    Eurasian Chaffinch / Brambling (Fringilla coele...)
2
    Brambling (Fringilla montifringilla)
519
    Eurasian Bullfinch (Pyrrhula pyrrhula)
15
    Hawfinch (Coccothraustes coccothraustes)
68
    Yellowhammer (Emberiza citrinella)
14
    Cirl Bunting (Emberiza cirlus)
22
    Ortolan Bunting (Emberiza hortulana)
3
    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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