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Annual reports : Pierre-Aiguille, 2019
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 Tuesday, January 29th, 2019 until Saturday, April 20th, 2019

Number of days of migration watch : 66
Number of hours of migration watch : 507h01

Number of birds : 77468
Saturday  2019 13h30-20h00 13h30-20h00 - Duration : 06h30 
Waning Gibbous (15 days) : Moonrise at 21h50 and moonset at 7h42
Sun : sunrise at 06h46 and sunset at 20h32
Day : dawn at 06h15 and dusk at 21h03
Comments :
13h30-20h00 : Observateurs : B.DELHOME, JC.CORDARA
 The most significant species
Total
 Show the data Show phenology Common species Little Egret (Egretta garzetta)
20
 Show the data Show phenology Common species Grey Heron (Ardea cinerea)
110
 Show the data Show phenology Common species Black Stork (Ciconia nigra)
27
 Show the data Show phenology Common species White Stork (Ciconia ciconia)
9782
 Show the data Show phenology Common species Black Kite (Milvus migrans)
5153
 Show the data Show phenology Common species Red Kite (Milvus milvus)
887
 Show the data Show phenology Common species Short-toed Snake Eagle (Circaetus gallicus)
64
 Show the data Show phenology Common species Western Marsh Harrier (Circus aeruginosus)
405
 Show the data Show phenology Common species Hen Harrier (Circus cyaneus)
18
 Show the data Show phenology Common species Eurasian Sparrowhawk (Accipiter nisus)
1441
 Show the data Show phenology Common species Common Kestrel (Falco tinnunculus)
256
 Show the data Show phenology Common species Eurasian Hobby (Falco subbuteo)
12
 Show the data Show phenology Common species Lesser Black-backed Gull (Larus fuscus)
637
 Show the data Show phenology Common species Yellow-legged Gull (Larus michahellis)
337
 Show the data Show phenology Common species Common Swift (Apus apus)
837
 Show the data Show phenology Common species Alpine Swift (Apus melba)
1501
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
1841
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
936
  Daily total
6
migrants
1
migrant
2
migrants
99
migrants
83
migrants
1
migrant
3
migrants
18
migrants
2
migrants
2
migrants
17
migrants
5
migrants
26
migrants
40
migrants
690
migrants
17
migrants
834
migrants
361
migrants
 Other species
Total
 Show the data Common species Booted Eagle (Aquila pennata)
1
 Show the data Common species Caspian Tern (Hydroprogne caspia)
8
 Show the data Common species European Bee-eater (Merops apiaster)
7
 Show the data Common species Sand Martin (Riparia riparia)
32
  Daily total
1
migrant
8
migrants
6
migrants
27
migrants
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