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, 2014
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 4th, 2014 until Thursday, April 17th, 2014

Number of days of migration watch : 45
Number of hours of migration watch : 555h05

Number of birds : 161080
Thursday  2014 05h15-18h45 05h15-18h45 - Duration : 13h30 
Waning Gibbous (17 days) : Moonrise at 23h30 and moonset at 8h31
Sun : sunrise at 07h14 and sunset at 20h53
Day : dawn at 06h43 and dusk at 21h24
Comments :
05h15-06h00 : ,06h00-07h00 : ,07h00-08h00 : ,08h00-09h00 : ,09h00-10h00 : ,10h00-11h00 : ,11h00-12h00 : ,12h00-13h00 : ,13h00-14h00 : ,14h00-15h00 : ,15h00-16h00 : ,16h00-17h00 : ,17h00-18h00 : ,18h00-18h45 :
 The most significant species
Total
 Show the data Show phenology Common species Great Cormorant (Phalacrocorax carbo)
1248
 Show the data Show phenology Common species Little Egret (Egretta garzetta)
630
 Show the data Show phenology Common species Grey Heron (Ardea cinerea)
305
 Show the data Show phenology Common species Purple Heron (Ardea purpurea)
148
 Show the data Show phenology Common species Eurasian Spoonbill (Platalea leucorodia)
1379
 Show the data Show phenology Common species Black Kite (Milvus migrans)
773
 Show the data Show phenology Common species Western Marsh Harrier (Circus aeruginosus)
62
 Show the data Show phenology Common species Montagu's Harrier (Circus pygargus)
44
 Show the data Show phenology Common species Eurasian Sparrowhawk (Accipiter nisus)
80
 Show the data Show phenology Common species Common Buzzard (Buteo buteo)
32
 Show the data Show phenology Common species Common Kestrel (Falco tinnunculus)
363
 Show the data Show phenology Common species Eurasian Hobby (Falco subbuteo)
131
 Show the data Show phenology Common species Pied Avocet (Recurvirostra avosetta)
234
 Show the data Show phenology Common species Common Black-headed Gull (Chroicocephalus ridib...)
4511
 Show the data Show phenology Common species Lesser Black-backed Gull (Larus fuscus)
31544
 Show the data Show phenology Common species Common Wood Pigeon (Columba palumbus)
264
 Show the data Show phenology Common species Eurasian Collared Dove (Streptopelia decaocto)
171
 Show the data Show phenology Common species European Turtle Dove (Streptopelia turtur)
53
 Show the data Show phenology Common species Common Swift (Apus apus)
2082
 Show the data Show phenology Common species Sand Martin (Riparia riparia)
20885
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
32113
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
1218
 Show the data Show phenology Common species Tree Pipit (Anthus trivialis)
745
 Show the data Show phenology Common species Meadow Pipit (Anthus pratensis)
10275
 Show the data Show phenology Common species Yellow Wagtail (Motacilla flava)
1348
 Show the data Show phenology Common species White Wagtail (Motacilla alba)
1198
 Show the data Show phenology Common species Eurasian Golden Oriole (Oriolus oriolus)
4
 Show the data Show phenology Common species unidentified Finch (Fringilldae sp.)
558
 Show the data Show phenology Common species Common Chaffinch (Fringilla coelebs)
18417
 Show the data Show phenology Common species European Serin (Serinus serinus)
1149
 Show the data Show phenology Common species European Greenfinch (Carduelis chloris)
711
 Show the data Show phenology Common species European Goldfinch (Carduelis carduelis)
7243
 Show the data Show phenology Common species Common Linnet (Carduelis cannabina)
7186
  Daily total
3
migrants
39
migrants
6
migrants
10
migrants + 1 reverse migrant
137
migrants
41
migrants + 2 reverse migrants
2
migrants
2
migrants
5
migrants + 1 local
2
migrants + 1 possible migrant + 2 local
7
migrants
15
migrants
1
migrant
3
migrants
65
migrants
19
migrants
80
migrants
30
migrants
16
migrants
61
migrants
1976
migrants
36
migrants
41
migrants
69
migrants
217
migrants
7
migrants
2
migrants
5
migrants
24
migrants
37
migrants
36
migrants
339
migrants
99
migrants
 Other species
Total
 Show the data Show phenology Common species unidentified Bird (Aves sp)
131
 Show the data Common species Black Scoter (Melanitta nigra)
58
 Show the data Show phenology Common species unidentified Heron (Ardeidae sp.)
52
 Show the data Common species Cattle Egret (Bubulcus ibis)
82
 Show the data Show phenology Common species Short-toed Snake Eagle (Circaetus gallicus)
31
 Show the data Common species Whimbrel (Numenius phaeopus)
34
 Show the data Common species Wood Sandpiper (Tringa glareola)
6
 Show the data Show phenology Common species Razorbill (Alca torda)
15
 Show the data Common species unidentified Auk (Alcidae sp.)
8
 Show the data Common species European Bee-eater (Merops apiaster)
6
 Show the data Show phenology Common species Pipit (Anthus sp.)
816
 Show the data Show phenology Common species unidentified Passerine (Passeriformes sp.)
939
  Daily total
23
migrants
13
migrants
5
migrants
24
migrants
4
migrants
2
migrants + 1 not going through
1
migrant
3
migrants + 37 staging
1
migrant
+ 15 local
16
migrants
8
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), 2003-2014