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Annual reports : Pointe de Grave, 2019
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 Friday, March 1st, 2019 until Saturday, May 25th, 2019

Number of days of migration watch : 86
Number of hours of migration watch : 1095h34

Number of birds : 428647
Saturday  2019 06h25-21h40 06h25-21h40 - Duration : 15h15 
Waning Gibbous (21 days) : Moonrise at 2h29 and moonset at 12h12
Sun : sunrise at 06h23 and sunset at 21h39
Day : dawn at 05h47 and dusk at 22h15
Comments :
06h25-21h40 : Observateurs : Pierre Migaud, Joris Duval-De Coster, Mathilde Colombat, Ueline Courcoux-Caro, Corinne Jacquemay.
 The most significant species
Total
 Show the data Show phenology Common species Little Egret (Egretta garzetta)
729
 Show the data Show phenology Common species Grey Heron (Ardea cinerea)
334
 Show the data Show phenology Common species Black Kite (Milvus migrans)
1340
 Show the data Show phenology Common species Black-headed Gull (Chroicocephalus ridibundus)
2278
 Show the data Show phenology Common species Sandwich Tern (Sterna sandvicensis)
148
 Show the data Show phenology Common species Common Wood Pigeon (Columba palumbus)
1021
 Show the data Show phenology Common species Eurasian Collared Dove (Streptopelia decaocto)
2803
 Show the data Show phenology Common species European Turtle Dove (Streptopelia turtur)
9162
 Show the data Show phenology Common species Common Swift (Apus apus)
98581
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
77672
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
13577
 Show the data Show phenology Common species Tree Pipit (Anthus trivialis)
1688
 Show the data Show phenology Common species Western Yellow Wagtail (Motacilla flava)
1514
 Show the data Show phenology Common species Common Blackbird (Turdus merula)
3
 Show the data Show phenology Common species European Serin (Serinus serinus)
1459
 Show the data Show phenology Common species European Goldfinch (Carduelis carduelis)
20825
  Daily total
3
migrants
+ 1 possible migrant
3
migrants + 2 local
+ 6 erratic
9
migrants + 4 erratic
8
migrants
37
migrants
6
migrants
27
migrants
91
migrants
49
migrants
1
migrant
1
migrant
+ 1 local
17
migrants
25
migrants
 Other species
Total
 Show the data Show phenology Common species Mute Swan (Cygnus olor)
6
 Show the data Show phenology Common species Common Shelduck (Tadorna tadorna)
183
 Show the data Show phenology Common species Western Cattle Egret (Bubulcus ibis)
1333
 Show the data Show phenology Common species Black-winged Stilt (Himantopus himantopus)
248
 Show the data Show phenology Common species Mediterranean Gull (Larus melanocephalus)
341
 Show the data Show phenology Common species unidentified small Gull (Larus sp.(pusilli))
247
 Show the data Show phenology Common species Feral Pigeon (Columba livia f. domestica)
133
 Show the data Show phenology Common species European Bee-eater (Merops apiaster)
96
 Show the data Show phenology Common species Great Spotted Woodpecker (Dendrocopos major)
5
 Show the data Show phenology Common species Tawny Pipit (Anthus campestris)
9
 Show the data Show phenology Common species Melodious Warbler (Hippolais polyglotta)
-
 Show the data Show phenology Common species Carrion Crow (Corvus corone)
187
  Daily total
+ 3 local
+ 4 local
16
migrants
10
migrants
+ 25 erratic
+ 2 erratic
45
migrants
+ 1 local
+ 1 local
+ 1 local
+ 1 local
+ 2 local
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