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Annual reports : Cap de la Hève, 2020
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 Saturday, October 10th, 2020 until Saturday, October 10th, 2020

Number of days of migration watch : 1
Number of hours of migration watch : 02h00

Number of birds : 3963
Saturday  2020 08h00-10h00- Duration : 02h00 
[Display all species]
Waning Crescent (23 days) : No moonset, moonrise at 16h35
Sun : sunrise at 08h14 and sunset at 19h18
Day : dawn at 07h42 and dusk at 19h50
Comments :
08h00-10h00 : CN4/8 NNW 20-25 km/h - Observateurs : TESSIER Denis / JACOB Yannick
 The most significant species
Total
  Show phenology  Great Cormorant (Phalacrocorax carbo)
2
  Show phenology  Common Wood Pigeon (Columba palumbus)
7
  Show phenology  Woodlark (Lullula arborea)
2
  Show phenology  Eurasian Skylark (Alauda arvensis)
4
  Show phenology  Barn Swallow (Hirundo rustica)
5
  Show phenology  Meadow Pipit (Anthus pratensis)
4
  Show phenology  Grey Wagtail (Motacilla cinerea)
7
  Show phenology  White Wagtail (Motacilla alba)
4
  Show phenology  Dunnock (Prunella modularis)
3
  Show phenology  European Robin (Erithacus rubecula)
5
  Show phenology  Common Blackbird (Turdus merula)
4
  Show phenology  Song Thrush (Turdus philomelos)
17
  Show phenology  Eurasian Blackcap (Sylvia atricapilla)
2
  Show phenology  Common Chiffchaff (Phylloscopus collybita)
3
  Show phenology  Goldcrest (Regulus regulus)
1
  Show phenology  Eurasian Blue Tit (Cyanistes caeruleus)
3
  Show phenology  Great Tit (Parus major)
1
  Show phenology  Eurasian Jay (Garrulus glandarius)
3
  Show phenology  Western Jackdaw (Coloeus monedula)
21
  Show phenology  Common Starling (Sturnus vulgaris)
3300
  Show phenology  Eurasian Chaffinch (Fringilla coelebs)
523
  Show phenology  European Greenfinch (Chloris chloris)
10
  Show phenology  European Goldfinch (Carduelis carduelis)
5
  Show phenology  Eurasian Siskin (Spinus spinus)
22
  Show phenology  Corn Bunting (Emberiza calandra)
1
  Daily total
2
migrants
7
migrants
2
migrants
4
migrants
5
migrants
4
migrants
7
migrants
4
migrants
3
migrants
5
migrants
4
migrants
17
migrants
2
migrants
3
migrants
1
migrant
3
migrants
1
migrant
3
migrants
21
migrants
3300
migrants
523
migrants
10
migrants
5
migrants
22
migrants
1
migrant
 Other species
Total
   Grey Heron (Ardea cinerea)
1
   Eurasian Wren (Troglodytes troglodytes)
3
  Daily total
1
migrant
3
migrants
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