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Annual reports : Les boucles de la Marne, 2022
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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 Monday, July 25th, 2022 until Saturday, September 24th, 2022

Number of days of migration watch : 16
Number of hours of migration watch : 75h10

Number of birds : 4204
Saturday  2022 07h15-12h00- Duration : 04h45 
Waning Crescent (28 days) : Moonrise at 5h34 and moonset at 19h36
Sun : sunrise at 07h37 and sunset at 19h41
Day : dawn at 07h06 and dusk at 20h12
Comments :
07h15-12h00 : Obs : T.Hurtrel (7h15/12h00), le mauvaisn tourne autour, pas une goutte et même un temps qui se découvre au fur et à mesure de la journée alors que la météo annonçait de la pluie ! Vent nul, 11°C à 17°C. Fin du suivi à 12h00 après m'être aperçu que j'étais entouré de chasseurs...
 The most significant species
Total
  Show phenology  Northern Lapwing (Vanellus vanellus)
714
  Show phenology  Stock Dove (Columba oenas)
23
  Show phenology  Eurasian Skylark (Alauda arvensis)
1
  Show phenology  Barn Swallow (Hirundo rustica)
1111
  Show phenology  Common House Martin (Delichon urbicum)
334
  Show phenology  Tree Pipit (Anthus trivialis)
382
  Show phenology  Meadow Pipit (Anthus pratensis)
151
  Show phenology  Western Yellow Wagtail (Motacilla flava)
685
  Show phenology  Grey Wagtail (Motacilla cinerea)
5
  Show phenology  White Wagtail (Motacilla alba)
11
  Show phenology  Common Blackbird (Turdus merula)
1
  Show phenology  Song Thrush (Turdus philomelos)
3
  Show phenology  Mistle Thrush (Turdus viscivorus)
7
  Show phenology  Eurasian Jay (Garrulus glandarius)
4
  Show phenology  Common Starling (Sturnus vulgaris)
34
  Show phenology  Common Chaffinch (Fringilla coelebs)
34
  Show phenology  European Goldfinch (Carduelis carduelis)
2
  Show phenology  Common Linnet (Carduelis cannabina)
42
  Show phenology  Common Reed Bunting (Emberiza schoeniclus)
1
  Daily total
137
migrants
23
migrants
1
migrant
44
migrants
1
migrant
4
migrants
134
migrants
6
migrants
2
migrants
7
migrants
+ 8 staging
3
migrants + 5 staging
3
migrants
4
migrants
25
migrants
24
migrants
2
migrants
41
migrants
1
migrant
 Other species
Total
   Northern Shoveler (Anas clypeata)
6
   Common Chiffchaff (Phylloscopus collybita)
3
  Show phenology  European Greenfinch (Carduelis chloris)
1
   Corn Bunting (Emberiza calandra)
1
  Daily total
6
migrants
+ 1 staging
1
migrant
1
migrant
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