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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 Monday, April 20th, 2015

Number of days of migration watch : 49
Number of hours of migration watch : 49h00

Number of birds : 204289
Monday  2015 12h00-13h00 12h00-13h00 - Duration : 01h00 
Waxing Crescent (1 day) : Moonrise at 8h25 and moonset at 23h06
Sun : sunrise at 07h09 and sunset at 20h56
Day : dawn at 06h38 and dusk at 21h28
Comments :
12h00-13h00 :
 The most significant species
Total
 Show the data Show phenology Common species Little Egret (Egretta garzetta)
375
 Show the data Show phenology Common species Purple Heron (Ardea purpurea)
180
 Show the data Show phenology Common species Eurasian Spoonbill (Platalea leucorodia)
1603
 Show the data Show phenology Common species Black Kite (Milvus migrans)
875
 Show the data Show phenology Common species Western Marsh Harrier (Circus aeruginosus)
84
 Show the data Show phenology Common species Eurasian Sparrowhawk (Accipiter nisus)
63
 Show the data Show phenology Common species Common Buzzard (Buteo buteo)
21
 Show the data Show phenology Common species Common Kestrel (Falco tinnunculus)
253
 Show the data Show phenology Common species Eurasian Hobby (Falco subbuteo)
45
 Show the data Show phenology Common species Common Black-headed Gull (Chroicocephalus ridib...)
2108
 Show the data Show phenology Common species Lesser Black-backed Gull (Larus fuscus)
28029
 Show the data Show phenology Common species Common Wood Pigeon (Columba palumbus)
682
 Show the data Show phenology Common species Eurasian Collared Dove (Streptopelia decaocto)
229
 Show the data Show phenology Common species European Turtle Dove (Streptopelia turtur)
1437
 Show the data Show phenology Common species Common Swift (Apus apus)
1045
 Show the data Show phenology Common species Sand Martin (Riparia riparia)
14533
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
29226
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
1494
 Show the data Show phenology Common species Tree Pipit (Anthus trivialis)
580
 Show the data Show phenology Common species Meadow Pipit (Anthus pratensis)
26792
 Show the data Show phenology Common species Yellow Wagtail (Motacilla flava)
577
 Show the data Show phenology Common species White Wagtail (Motacilla alba)
4559
 Show the data Show phenology Common species Eurasian Golden Oriole (Oriolus oriolus)
20
 Show the data Show phenology Common species European Serin (Serinus serinus)
1702
 Show the data Show phenology Common species European Greenfinch (Carduelis chloris)
1297
 Show the data Show phenology Common species European Goldfinch (Carduelis carduelis)
8288
 Show the data Show phenology Common species Common Linnet (Carduelis cannabina)
29978
 Show the data Show phenology Common species Corn Bunting (Emberiza calandra)
86
  Daily total
15
migrants
2
migrants
180
migrants
34
migrants
1
migrant
1
migrant
1
migrant
3
migrants
11
migrants
23
migrants
5
migrants
2
migrants
1
migrant
15
migrants
374
migrants
391
migrants
4114
migrants
56
migrants
28
migrants
35
migrants
33
migrants
1
migrant
9
migrants
13
migrants
72
migrants
257
migrants
179
migrants
4
migrants
 Other species
Total
 Show the data Show phenology Common species Greylag Goose (Anser anser)
171
 Show the data Show phenology Common species Cattle Egret (Bubulcus ibis)
151
 Show the data Show phenology Common species White Stork (Ciconia ciconia)
122
 Show the data Show phenology Common species Booted Eagle (Aquila pennata)
1
 Show the data Show phenology Common species Black-winged Stilt (Himantopus himantopus)
117
 Show the data Common species Whimbrel (Numenius phaeopus)
210
 Show the data Show phenology Common species Common Greenshank (Tringa nebularia)
4
 Show the data Show phenology Common species unidentified Gull (Larus sp.)
322
 Show the data Common species Greater Short-toed Lark (Calandrella brachydact...)
1
 Show the data Show phenology Common species Pipit (Anthus sp.)
121
  Daily total
1
migrant
12
migrants
2
migrants
1
migrant
12
migrants
4
migrants
4
migrants
261
migrants
1
migrant
5
migrants
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