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Annual reports : Cap d'Antifer, 2017
Watchpoint
Graphs
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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, October 15th, 2017 until Saturday, November 4th, 2017

Number of days of migration watch : 2
Number of hours of migration watch : 06h00

Number of birds : 14878
Saturday  2017 09h00-11h30- Duration : 02h30 
Waning Gibbous (15 days) : Moonrise at 18h15 and moonset at 7h43
Sun : sunrise at 07h54 and sunset at 17h31
Day : dawn at 07h20 and dusk at 18h05
Comments :
09h00-11h30 : observateur Jean-Pierre Frodello
 Other species
Total
   Great Cormorant (Phalacrocorax carbo)
10
   European Shag (Gulosus aristotelis)
30
   Common Kestrel (Falco tinnunculus)
3
   Black-headed Gull (Chroicocephalus ridibundus)
1050
   European Herring Gull (Larus argentatus)
33
   Great Black-backed Gull (Larus marinus)
4
   Common Wood Pigeon (Columba palumbus)
14
   European Turtle Dove (Streptopelia turtur)
1
   European Green Woodpecker (Picus viridis)
1
   White Wagtail (Motacilla alba)
14
   Eurasian Wren (Troglodytes troglodytes)
6
   Dunnock (Prunella modularis)
2
   European Stonechat (Saxicola rubicola)
2
   Common Blackbird (Turdus merula)
15
   Common Firecrest (Regulus ignicapilla)
3
   Eurasian Blue Tit (Cyanistes caeruleus)
27
   Eurasian Magpie (Pica pica)
6
   Western Jackdaw (Coloeus monedula)
200
   Carrion Crow (Corvus corone)
27
   Common Starling (Sturnus vulgaris)
6670
   Eurasian Chaffinch (Fringilla coelebs)
6135
   European Greenfinch (Chloris chloris)
7
   European Goldfinch (Carduelis carduelis)
13
   Eurasian Siskin (Spinus spinus)
227
   Common Linnet (Linaria cannabina)
60
  Daily total
10
migrants
30
migrants
1
migrant
50
migrants
30
migrants
3
migrants
3
migrants
1
migrant
1
migrant
2
migrants
6
migrants
2
migrants
2
migrants
15
migrants
3
migrants
2
migrants
6
migrants
70
migrants
20
migrants
200
migrants
150
migrants
2
migrants
1
migrant
2
migrants
3
migrants
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