fr
de
it
en
es
nl
 Visitor Anonymous 
Homepage
Data base
 - 
Homepage data base
 - 
Our charter
  Sightings
    - 
Annual reports
  Galleries
    - 
All pictures
  Stats
Migration sites
Resources and links
The Migration Study Group
Our partners
Annual reports : Pointe de Grave, 2015
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 3rd, 2015 until Thursday, May 28th, 2015

Number of days of migration watch : 87
Number of hours of migration watch : 87h00

Number of birds : 281455
Saturday  2015 12h00-13h00 12h00-13h00 - Duration : 01h00 
New (29 days) : Moonrise at 7h07 and moonset at 20h43
Sun : sunrise at 07h12 and sunset at 20h54
Day : dawn at 06h41 and dusk at 21h25
 The most significant species
Total
 Show the data Show phenology Common species Great Cormorant (Phalacrocorax carbo)
2147
 Show the data Show phenology Common species Little Egret (Egretta garzetta)
708
 Show the data Show phenology Common species Grey Heron (Ardea cinerea)
266
 Show the data Show phenology Common species Purple Heron (Ardea purpurea)
259
 Show the data Show phenology Common species Eurasian Spoonbill (Platalea leucorodia)
2516
 Show the data Show phenology Common species Black Kite (Milvus migrans)
1392
 Show the data Show phenology Common species Western Marsh Harrier (Circus aeruginosus)
108
 Show the data Show phenology Common species Montagu's Harrier (Circus pygargus)
21
 Show the data Show phenology Common species Eurasian Sparrowhawk (Accipiter nisus)
98
 Show the data Show phenology Common species Common Kestrel (Falco tinnunculus)
355
 Show the data Show phenology Common species Eurasian Hobby (Falco subbuteo)
172
 Show the data Show phenology Common species Black-headed Gull (Chroicocephalus ridibundus)
2366
 Show the data Show phenology Common species Lesser Black-backed Gull (Larus fuscus)
31289
 Show the data Show phenology Common species Stock Dove (Columba oenas)
25
 Show the data Show phenology Common species European Turtle Dove (Streptopelia turtur)
5111
 Show the data Show phenology Common species Common Swift (Apus apus)
12608
 Show the data Show phenology Common species unidentified Martin (Hirundinidae sp.)
3303
 Show the data Show phenology Common species Sand Martin (Riparia riparia)
23937
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
56596
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
3304
 Show the data Show phenology Common species Tree Pipit (Anthus trivialis)
855
 Show the data Show phenology Common species Meadow Pipit (Anthus pratensis)
26886
 Show the data Show phenology Common species Western Yellow Wagtail (Motacilla flava)
1055
 Show the data Show phenology Common species White Wagtail (Motacilla alba)
4574
 Show the data Show phenology Common species unidentified Finch (Fringillidae sp.)
54
 Show the data Show phenology Common species Common Chaffinch (Fringilla coelebs)
27227
 Show the data Show phenology Common species European Serin (Serinus serinus)
1988
 Show the data Show phenology Common species European Greenfinch (Carduelis chloris)
1717
 Show the data Show phenology Common species European Goldfinch (Carduelis carduelis)
11010
 Show the data Show phenology Common species Common Linnet (Carduelis cannabina)
30586
 Show the data Show phenology Common species Corn Bunting (Emberiza calandra)
151
  Daily total
45
migrants
11
migrants
3
migrants
9
migrants
2
migrants
12
migrants
1
migrant
2
migrants
2
migrants
11
migrants
14
migrants
46
migrants
9
migrants
1
migrant
20
migrants
507
migrants
202
migrants
1918
migrants
5714
migrants
1009
migrants
47
migrants
244
migrants
84
migrants
11
migrants
9
migrants
41
migrants
13
migrants
95
migrants
700
migrants
546
migrants
16
migrants
 Other species
Total
 Show the data Show phenology Common species Brant Goose (Branta bernicla)
426
 Show the data Show phenology Common species Western Cattle Egret (Bubulcus ibis)
371
 Show the data Show phenology Common species Osprey (Pandion haliaetus)
25
 Show the data Show phenology Common species Merlin (Falco columbarius)
30
 Show the data Show phenology Common species Mediterranean Gull (Larus melanocephalus)
108
 Show the data Show phenology Common species Common Cuckoo (Cuculus canorus)
5
 Show the data Show phenology Common species European Bee-eater (Merops apiaster)
50
 Show the data Show phenology Common species Pipit (Anthus sp.)
263
 Show the data Show phenology Common species Tawny Pipit (Anthus campestris)
11
 Show the data Show phenology Common species unidentified Passerine (Passeriformes sp.)
3247
  Daily total
1
migrant
17
migrants
1
migrant
1
migrant
11
migrants
1
migrant
1
migrant
29
migrants
3
migrants
71
migrants
Visionature
VisioNature est un outil développé avec la collaboration du réseau LPO. Grâce aux technologies Internet, débutants, amateurs et professionnels naturalistes, peuvent partager en temps réel leur découverte et ainsi améliorer la connaissance et la protection de la faune

Biolovision Sàrl (Switzerland), 2003-2020