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 : Brassoir, 2019
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 Saturday, August 10th, 2019 until Thursday, November 21st, 2019

Number of days of migration watch : 80
Number of hours of migration watch : 547h15

Number of birds : 273672
Thursday  2019 08h00-13h00 08h00-13h00 - Duration : 05h00 
Waning Crescent (23 days) : Moonrise at 1h02 and moonset at 14h59
Sun : sunrise at 08h08 and sunset at 16h59
Day : dawn at 07h32 and dusk at 17h35
Comments :
08h00-13h00 : brumeux visibilité 2 km , puis beau vent ESE force 3 à 4 gelée 0°c observateur : HL
 The most significant species
Total
 Show the data Show phenology Common species Great Cormorant (Phalacrocorax carbo)
2583
 Show the data Show phenology Common species Great Egret (Casmerodius albus)
64
 Show the data Show phenology Common species Hen Harrier (Circus cyaneus)
56
 Show the data Show phenology Common species European Golden Plover (Pluvialis apricaria)
3754
 Show the data Show phenology Common species Northern Lapwing (Vanellus vanellus)
35690
 Show the data Show phenology Common species Common Wood Pigeon (Columba palumbus)
118457
 Show the data Show phenology Common species Eurasian Skylark (Alauda arvensis)
22552
 Show the data Show phenology Common species unidentified Thrush (Turdus sp.)
911
 Show the data Show phenology Common species Fieldfare (Turdus pilaris)
682
 Show the data Show phenology Common species Redwing (Turdus iliacus)
497
 Show the data Show phenology Common species Goldcrest (Regulus regulus)
157
 Show the data Show phenology Common species Eurasian Blue Tit (Cyanistes caeruleus)
933
 Show the data Show phenology Common species Great Tit (Parus major)
349
 Show the data Show phenology Common species Western Jackdaw (Corvus monedula)
1848
 Show the data Show phenology Common species Rook (Corvus frugilegus)
1321
 Show the data Show phenology Common species Common Starling (Sturnus vulgaris)
17715
 Show the data Show phenology Common species Common Chaffinch (Fringilla coelebs)
26640
 Show the data Show phenology Common species Eurasian Siskin (Carduelis spinus)
338
  Daily total
3
migrants
+ 2 erratic
+ 1 local
52
migrants
11
migrants + 16 staging
29
migrants + 715 staging
11
migrants + 38 staging
3
migrants
+ 46 staging
+ 32 staging
1
migrant
22
migrants
5
migrants
+ 6 erratic
5
migrants
33
migrants
12
migrants
1
migrant
 Other species
Total
  Daily total
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), 2003-2019