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Annual reports : Col de l'Escrinet, 2021
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 Sunday, February 14th, 2021 until Thursday, April 29th, 2021

Number of days of migration watch : 59
Number of hours of migration watch : 572h00

Number of birds : 185320
Thursday  2021 04h10-18h30 04h10-18h30 - Duration : 08h40 
[Display all species]
Waning Gibbous (17 days) : Moonrise at 0h29 and moonset at 8h08
Sun : sunrise at 06h33 and sunset at 20h44
Day : dawn at 06h01 and dusk at 21h16
Comments :
04h10-07h30 : observateurs: L.Félix; P.Pappola
 The most significant species
Total
 Show the data Show phenology Common species Great Cormorant (Phalacrocorax carbo)
2558
 Show the data Show phenology Common species European Honey Buzzard (Pernis apivorus)
2
 Show the data Show phenology Common species Black Kite (Milvus migrans)
2487
 Show the data Show phenology Common species Western Marsh Harrier (Circus aeruginosus)
629
 Show the data Show phenology Common species Montagu's Harrier (Circus pygargus)
14
 Show the data Show phenology Common species Eurasian Sparrowhawk (Accipiter nisus)
846
 Show the data Show phenology Common species Common Buzzard (Buteo buteo)
482
 Show the data Show phenology Common species Common Kestrel (Falco tinnunculus)
1003
 Show the data Show phenology Common species Merlin (Falco columbarius)
15
 Show the data Show phenology Common species Eurasian Hobby (Falco subbuteo)
68
 Show the data Show phenology Common species Eurasian Collared Dove (Streptopelia decaocto)
9
 Show the data Show phenology Common species Common Swift (Apus apus)
684
 Show the data Show phenology Common species Alpine Swift (Apus melba)
259
 Show the data Show phenology Common species unidentified Martin (Hirundinidae sp.)
133
 Show the data Show phenology Common species Sand Martin (Riparia riparia)
28
 Show the data Show phenology Common species Eurasian Crag Martin (Ptyonoprogne rupestris)
228
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
13377
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
1207
  Daily total
3
migrants
1
migrant
+ 1 local
6
migrants
1
migrant + 1 local
+ 1 local
1
migrant
13
migrants + 1 local
1
migrant
14
migrants
1
migrant
532
migrants
2
migrants
39
migrants
4
migrants
3
migrants
3772
migrants
293
migrants
 Other species
Total
  Daily total
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