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Annual reports : Les Sommêtres, 2020
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 Saturday, September 5th, 2020 until Saturday, October 31st, 2020

Number of days of migration watch : 21
Number of hours of migration watch : 116h15

Number of birds : 148462
Saturday  2020 10h20-17h00- Duration : 06h40 
[Display all species]
Full (14 days) : Moonrise at 17h34 and moonset at 6h46
Sun : sunrise at 07h15 and sunset at 17h16
Day : dawn at 06h43 and dusk at 17h48
Comments :
10h20-17h00 : ensoleillé avec petit stratus foehn modéré apr midi tourne en vent d'ouest
 The most significant species
Total
  Show phenology  Great Cormorant (Phalacrocorax carbo)
309
  Show phenology  Great Egret (Casmerodius albus)
3
  Show phenology  unidentified raptor (Falconiformes sp.)
24
  Show phenology  Red Kite (Milvus milvus)
723
  Show phenology  Eurasian Sparrowhawk (Accipiter nisus)
45
  Show phenology  Common Buzzard (Buteo buteo)
185
  Show phenology  Peregrine Falcon (Falco peregrinus)
6
  Show phenology  Common Wood Pigeon (Columba palumbus)
126516
  Show phenology  Woodlark (Lullula arborea)
40
  Show phenology  Eurasian Skylark (Alauda arvensis)
509
  Show phenology  Meadow Pipit (Anthus pratensis)
21
  Show phenology  Fieldfare (Turdus pilaris)
56
  Show phenology  Mistle Thrush (Turdus viscivorus)
257
  Show phenology  Long-tailed Tit (Aegithalos caudatus)
9
  Show phenology  Coal Tit (Periparus ater)
2
  Show phenology  Eurasian Blue Tit (Cyanistes caeruleus)
12
  Show phenology  Great Tit (Parus major)
4
  Show phenology  Eurasian Jay (Garrulus glandarius)
11
  Show phenology  Northern Raven (Corvus corax)
38
  Show phenology  Common Starling (Sturnus vulgaris)
1544
  Show phenology  unidentified Passerine (Passeriformes sp.)
5477
  Show phenology  Eurasian Chaffinch (Fringilla coelebs)
7176
  Show phenology  European Greenfinch (Chloris chloris)
131
  Show phenology  European Goldfinch (Carduelis carduelis)
1218
  Show phenology  Eurasian Siskin (Spinus spinus)
290
  Show phenology  Hawfinch (Coccothraustes coccothraustes)
1262
  Daily total
56
migrants
3
migrants
10
migrants
12
migrants
2
migrants
6
migrants
1
migrant
2010
migrants
10
migrants
72
migrants
6
migrants
19
migrants
26
migrants
7
migrants
2
migrants
12
migrants
4
migrants
2
migrants
5
migrants
78
migrants
800
migrants
730
migrants
75
migrants
15
migrants
35
migrants
130
migrants
 Other species
Total
   Wallcreeper (Tichodroma muraria)
3
  Daily total
2
migrants
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