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Annual reports : Brassoir, 2021
Watchpoint
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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 Wednesday, August 4th, 2021 until Monday, October 25th, 2021

Number of days of migration watch : 73
Number of hours of migration watch : 515h40

Number of birds : 149151
Monday  2021 08h15-14h15- Duration : 06h00 
Waning Gibbous (19 days) : Moonrise at 21h10 and moonset at 13h24
Sun : sunrise at 08h25 and sunset at 18h38
Day : dawn at 07h53 and dusk at 19h11
Comments :
08h15-14h15 : une averse à 9h, puis couvert avec bruine et nuage bas et très brumeux vent S à SW force 3 à 5 observateurs: HL 8h15-14h, LE 8h15-11h10
 The most significant species
Total
  Show phenology  Great Cormorant (Phalacrocorax carbo)
3784
  Show phenology  Eurasian Sparrowhawk (Accipiter nisus)
56
  Show phenology  Common Kestrel (Falco tinnunculus)
42
  Show phenology  Northern Lapwing (Vanellus vanellus)
6190
  Show phenology  Eurasian Curlew (Numenius arquata)
1
  Show phenology  Black-headed Gull (Chroicocephalus ridibundus)
498
  Show phenology  Stock Dove (Columba oenas)
395
  Show phenology  Common Wood Pigeon (Columba palumbus)
74031
  Show phenology  Woodlark (Lullula arborea)
398
  Show phenology  Eurasian Skylark (Alauda arvensis)
6001
  Show phenology  Meadow Pipit (Anthus pratensis)
9043
  Show phenology  Water Pipit (Anthus spinoletta)
4
  Show phenology  Grey Wagtail (Motacilla cinerea)
50
  Show phenology  White Wagtail (Motacilla alba)
2527
  Show phenology  unidentified Thrush (Turdus sp.)
829
  Show phenology  Common Blackbird (Turdus merula)
220
  Show phenology  Song Thrush (Turdus philomelos)
378
  Show phenology  Mistle Thrush (Turdus viscivorus)
101
  Show phenology  Great Tit (Parus major)
325
  Show phenology  Western Jackdaw (Corvus monedula)
3917
  Show phenology  Rook (Corvus frugilegus)
757
  Show phenology  Carrion Crow (Corvus corone)
100
  Show phenology  Common Starling (Sturnus vulgaris)
8841
  Show phenology  Common Chaffinch (Fringilla coelebs)
16112
  Show phenology  Brambling (Fringilla montifringilla)
616
  Show phenology  European Greenfinch (Carduelis chloris)
64
  Show phenology  European Goldfinch (Carduelis carduelis)
332
  Show phenology  Eurasian Siskin (Carduelis spinus)
352
  Show phenology  Common Linnet (Carduelis cannabina)
4903
  Show phenology  Hawfinch (Coccothraustes coccothraustes)
66
  Show phenology  Common Reed Bunting (Emberiza schoeniclus)
57
  Daily total
262
migrants
1
migrant
1
migrant
83
migrants
1
migrant
87
migrants
21
migrants
1832
migrants
14
migrants
540
migrants
115
migrants
1
migrant
1
migrant
62
migrants
32
migrants
1
migrant
27
migrants
1
migrant
4
migrants
6
migrants
15
migrants
2
migrants
2031
migrants
736
migrants
23
migrants
12
migrants
37
migrants
36
migrants
123
migrants
6
migrants
2
migrants
 Other species
Total
   Black Woodpecker (Dryocopus martius)
-
  Daily total
+ 1 local
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