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Annual reports : Cap de la Hague, 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 Wednesday, February 15th, 2017 until Sunday, April 23rd, 2017

Number of days of migration watch : 28
Number of hours of migration watch : 66h30

Number of birds : 14398
Sunday  2017 09h00-11h00 09h00-11h00 - Duration : 02h00 
Waning Crescent (26 days) : Moonrise at 5h50 and moonset at 17h25
Sun : sunrise at 06h57 and sunset at 21h13
Day : dawn at 06h22 and dusk at 21h49
 The most significant species
Total
 Show the data Show phenology Common species Black Scoter (Melanitta nigra)
1660
 Show the data Show phenology Common species Red-throated Diver (Gavia stellata)
117
 Show the data Show phenology Common species Black-throated Diver (Gavia arctica)
86
 Show the data Show phenology Common species Northern Fulmar (Fulmarus glacialis)
11
 Show the data Show phenology Common species unidentified Sandpiper / Stint (Calidris / Limi...)
3
 Show the data Show phenology Common species Whimbrel (Numenius phaeopus)
206
 Show the data Show phenology Common species Pomarine Skua (Stercorarius pomarinus)
8
 Show the data Show phenology Common species Parasitic Skua (Stercorarius parasiticus)
14
 Show the data Show phenology Common species Kittiwake (Rissa tridactyla)
43
 Show the data Show phenology Common species Sandwich Tern (Sterna sandvicensis)
1718
 Show the data Show phenology Common species Common Tern (Sterna hirundo)
62
 Show the data Show phenology Common species Common Guillemot (Uria aalge)
9
 Show the data Show phenology Common species Razorbill / Common Guillemot (Uria aalge / Alca...)
200
 Show the data Show phenology Common species Sand Martin (Riparia riparia)
326
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
1209
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
131
 Show the data Show phenology Common species Meadow Pipit (Anthus pratensis)
1937
 Show the data Show phenology Common species White Wagtail (Motacilla alba)
308
 Show the data Show phenology Common species Northern Wheatear (Oenanthe oenanthe)
115
 Show the data Show phenology Common species European Goldfinch (Carduelis carduelis)
2317
 Show the data Show phenology Common species Common Linnet (Carduelis cannabina)
935
  Daily total
21
migrants
1
migrant
1
migrant
2
migrants + 5 reverse migrants
3
migrants
10
migrants
4
migrants
1
migrant
2
migrants
143
migrants
13
migrants
1
migrant
1
migrant
42
migrants
107
migrants
2
migrants
3
migrants
3
migrants
2
migrants
17
migrants
9
migrants
 Other species
Total
 Show the data Common species Tree Pipit (Anthus trivialis)
5
  Daily total
3
migrants
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