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 : Col du Markstein - Trehkopf, 2022
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 Wednesday, October 5th, 2022 until Sunday, November 13th, 2022

Number of days of migration watch : 12
Number of hours of migration watch : 44h20

Number of birds : 163680
Sunday  2022 07h30-09h30- Duration : 02h00 
Waning Gibbous (19 days) : Moonrise at 20h23 and moonset at 12h37
Sun : sunrise at 07h35 and sunset at 16h56
Day : dawn at 07h02 and dusk at 17h30
Comments :
07h30-09h30 : Très beau temps. Ciel dégagé. Visibilité excellente jusqu'aux Alpes, Brume en plaine jusque vers 500-600 m. Vent E moyenne de 15 km/h, max 25 km/h. 7 à 10 °C. D.Holtz, P.Meyer, M.Farina, M.Solari.
 The most significant species
Total
  Show phenology  Common Wood Pigeon (Columba palumbus)
38004
  Show phenology  Eurasian Skylark (Alauda arvensis)
582
  Show phenology  unidentified Thrush (Turdus sp.)
667
  Show phenology  Fieldfare (Turdus pilaris)
2433
  Show phenology  Goldcrest (Regulus regulus)
99
  Show phenology  Long-tailed Tit (Aegithalos caudatus)
2
  Show phenology  Coal Tit (Periparus ater)
31
  Show phenology  Eurasian Blue Tit (Cyanistes caeruleus)
311
  Show phenology  Common Starling (Sturnus vulgaris)
2970
  Show phenology  unidentified Passerine (Passeriformes sp.)
411
  Show phenology  Common Chaffinch (Fringilla coelebs)
90203
  Show phenology  Brambling (Fringilla montifringilla)
4427
  Show phenology  European Goldfinch (Carduelis carduelis)
1703
  Show phenology  Eurasian Siskin (Carduelis spinus)
10225
  Daily total
16
migrants
5
migrants
1
migrant
31
migrants
+ 3 not going through
+ 7 not going through
+ 1 not going through
+ 1 not going through
11
migrants
15
migrants
13
migrants
25
migrants
3
migrants
6
migrants
 Other species
Total
  Show phenology  Common Kestrel (Falco tinnunculus)
6
  Show phenology  Carrion Crow (Corvus corone)
-
  Daily total
+ 1 local
+ 3 local
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), 2003-2022