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Annual reports : Pointe de Grave, 2020
Watchpoint
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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, March 1st, 2020 until Sunday, March 22nd, 2020

Number of days of migration watch : 18
Number of hours of migration watch : 136h14

Number of birds : 41303
Sunday  2020 07h00-09h00 07h00-09h00 - Duration : 02h00 
[Display all species]
Waning Crescent (27 days) : Moonrise at 6h44 and moonset at 17h25
Sun : sunrise at 07h01 and sunset at 19h20
Day : dawn at 06h31 and dusk at 19h49
Comments :
07h00-09h00 : Observateurs : Pierre Migaud.
 The most significant species
Total
 Show the data Show phenology Common species Black Kite (Milvus migrans)
61
 Show the data Show phenology Common species Eurasian Sparrowhawk (Accipiter nisus)
1
 Show the data Show phenology Common species Lesser Black-backed Gull (Larus fuscus)
22760
 Show the data Show phenology Common species Common Wood Pigeon (Columba palumbus)
209
 Show the data Show phenology Common species Eurasian Collared Dove (Streptopelia decaocto)
4
 Show the data Show phenology Common species Eurasian Hoopoe (Upupa epops)
14
 Show the data Show phenology Common species Sand Martin (Riparia riparia)
576
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
19
 Show the data Show phenology Common species Tree Pipit (Anthus trivialis)
3
 Show the data Show phenology Common species Meadow Pipit (Anthus pratensis)
2371
 Show the data Show phenology Common species White Wagtail (Motacilla alba)
657
 Show the data Show phenology Common species Common Chaffinch (Fringilla coelebs)
3863
 Show the data Show phenology Common species European Serin (Serinus serinus)
288
 Show the data Show phenology Common species European Greenfinch (Carduelis chloris)
38
 Show the data Show phenology Common species European Goldfinch (Carduelis carduelis)
195
 Show the data Show phenology Common species Eurasian Siskin (Carduelis spinus)
67
 Show the data Show phenology Common species Common Linnet (Carduelis cannabina)
477
 Show the data Show phenology Common species Corn Bunting (Emberiza calandra)
7
  Daily total
1
migrant
1
migrant
85
migrants
60
migrants
2
migrants
1
migrant
1
migrant
3
migrants
2
migrants
762
migrants
48
migrants
1198
migrants
7
migrants
2
migrants
39
migrants
38
migrants
78
migrants
4
migrants
 Other species
Total
 Show the data Show phenology Common species unidentified Gull (Larus sp. (magna))
382
 Show the data Show phenology Common species Great Spotted Woodpecker (Dendrocopos major)
-
 Show the data Show phenology Common species Eurasian Skylark (Alauda arvensis)
10
 Show the data Show phenology Common species Pipit (Anthus sp.)
1
 Show the data Show phenology Common species Grey Wagtail (Motacilla cinerea)
22
 Show the data Show phenology Common species Dunnock (Prunella modularis)
6
 Show the data Show phenology Common species unidentified Thrush (Turdus sp.)
30
 Show the data Show phenology Common species Fieldfare (Turdus pilaris)
6
 Show the data Show phenology Common species Song Thrush (Turdus philomelos)
57
 Show the data Show phenology Common species Redwing (Turdus iliacus)
34
 Show the data Show phenology Common species Mistle Thrush (Turdus viscivorus)
24
 Show the data Show phenology Common species Eurasian Blue Tit (Cyanistes caeruleus)
95
 Show the data Show phenology Common species Common Starling (Sturnus vulgaris)
331
 Show the data Show phenology Common species unidentified Passerine (Passeriformes sp.)
266
 Show the data Show phenology Common species House Sparrow (Passer domesticus)
29
 Show the data Show phenology Common species Brambling (Fringilla montifringilla)
157
  Daily total
1
migrant
+ 1 not going through
2
migrants
1
migrant
5
migrants
2
migrants
15
migrants
5
migrants
26
migrants
34
migrants
10
migrants
4
migrants
1
migrant
18
migrants
21
migrants
121
migrants
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