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Annual reports : Pointe de Grave, 2015
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 3rd, 2015 until Wednesday, April 1st, 2015

Number of days of migration watch : 30
Number of hours of migration watch : 30h00

Number of birds : 117464
Wednesday  2015 12h00-13h00 12h00-13h00 - Duration : 01h00 
Waxing Gibbous (12 days) : Moonrise at 17h50 and moonset at 6h17
Sun : sunrise at 07h43 and sunset at 20h32
Day : dawn at 07h14 and dusk at 21h02
Comments :
12h00-13h00 :
 The most significant species
Total
 Show the data Show phenology Common species Northern Shoveler (Anas clypeata)
982
 Show the data Show phenology Common species Little Egret (Egretta garzetta)
68
 Show the data Show phenology Common species Grey Heron (Ardea cinerea)
157
 Show the data Show phenology Common species Eurasian Spoonbill (Platalea leucorodia)
1023
 Show the data Show phenology Common species Black Kite (Milvus migrans)
374
 Show the data Show phenology Common species Western Marsh Harrier (Circus aeruginosus)
37
 Show the data Show phenology Common species Eurasian Sparrowhawk (Accipiter nisus)
17
 Show the data Show phenology Common species Common Buzzard (Buteo buteo)
14
 Show the data Show phenology Common species Common Kestrel (Falco tinnunculus)
52
 Show the data Show phenology Common species Common Black-headed Gull (Chroicocephalus ridib...)
1443
 Show the data Show phenology Common species Lesser Black-backed Gull (Larus fuscus)
25966
 Show the data Show phenology Common species Common Wood Pigeon (Columba palumbus)
459
 Show the data Show phenology Common species Sand Martin (Riparia riparia)
5037
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
8858
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
61
 Show the data Show phenology Common species Tree Pipit (Anthus trivialis)
37
 Show the data Show phenology Common species Meadow Pipit (Anthus pratensis)
20827
 Show the data Show phenology Common species Yellow Wagtail (Motacilla flava)
12
 Show the data Show phenology Common species White Wagtail (Motacilla alba)
4302
 Show the data Show phenology Common species Common Chaffinch (Fringilla coelebs)
20840
 Show the data Show phenology Common species European Serin (Serinus serinus)
873
 Show the data Show phenology Common species European Greenfinch (Carduelis chloris)
450
 Show the data Show phenology Common species European Goldfinch (Carduelis carduelis)
744
 Show the data Show phenology Common species Common Linnet (Carduelis cannabina)
11421
  Daily total
67
migrants
31
migrants
4
migrants
51
migrants
24
migrants
1
migrant
1
migrant
1
migrant
8
migrants
6
migrants
913
migrants
35
migrants
971
migrants
644
migrants
2
migrants
5
migrants
184
migrants
5
migrants
66
migrants
1165
migrants
105
migrants
34
migrants
121
migrants
1374
migrants
 Other species
Total
 Show the data Show phenology Common species Brant Goose (Branta bernicla)
83
 Show the data Show phenology Common species Cattle Egret (Bubulcus ibis)
60
 Show the data Show phenology Common species White Stork (Ciconia ciconia)
45
 Show the data Show phenology Common species Osprey (Pandion haliaetus)
2
 Show the data Show phenology Common species Merlin (Falco columbarius)
3
 Show the data Show phenology Common species unidentified Gull (Larus sp.)
48
 Show the data Show phenology Common species Mediterranean Gull (Larus melanocephalus)
21
 Show the data Show phenology Common species Herring Gull (Larus argentatus)
7
 Show the data Show phenology Common species Great Black-backed Gull (Larus marinus)
4
 Show the data Show phenology Common species Common Starling (Sturnus vulgaris)
1541
 Show the data Show phenology Common species unidentified Passerine (Passeriformes sp.)
2262
  Daily total
2
migrants
9
migrants
1
migrant
1
migrant
1
migrant
1
migrant
2
migrants
1
migrant
2
migrants
17
migrants
253
migrants
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