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Annual reports : Etang de Canet-Saint-Nazaire, 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, January 29th, 2017 until Tuesday, May 23rd, 2017

Number of days of migration watch : 62
Number of hours of migration watch : 446h15

Number of birds : 266742
Tuesday  2017 08h45-19h00 08h45-19h00 - Duration : 10h15 
Waning Crescent (27 days) : Moonrise at 5h00 and moonset at 18h18
Sun : sunrise at 06h17 and sunset at 21h11
Day : dawn at 05h44 and dusk at 21h45
Comments :
08h45-19h00 : Observateurs: Anthony Chaillou, Claude Ruchet, Yves Aleman et Jean-Baptiste Mazéries Fin de la saison 2017!
 The most significant species
Total
 Show the data Show phenology Common species White Stork (Ciconia ciconia)
3782
 Show the data Show phenology Common species Glossy Ibis (Plegadis falcinellus)
45
 Show the data Show phenology Common species European Honey Buzzard (Pernis apivorus)
1596
 Show the data Show phenology Common species Black Kite (Milvus migrans)
2848
 Show the data Show phenology Common species Short-toed Snake Eagle (Circaetus gallicus)
45
 Show the data Show phenology Common species Common Kestrel (Falco tinnunculus)
2424
 Show the data Show phenology Common species Eurasian Hobby (Falco subbuteo)
234
 Show the data Show phenology Common species European Turtle Dove (Streptopelia turtur)
130
 Show the data Show phenology Common species Common Swift (Apus apus)
91858
 Show the data Show phenology Common species Alpine Swift (Apus melba)
999
 Show the data Show phenology Common species European Bee-eater (Merops apiaster)
4403
 Show the data Show phenology Common species Sand Martin (Riparia riparia)
582
 Show the data Show phenology Common species Barn Swallow (Hirundo rustica)
65021
 Show the data Show phenology Common species Red-rumped Swallow (Cecropis daurica)
35
 Show the data Show phenology Common species Common House Martin (Delichon urbicum)
9258
  Daily total
13
migrants
+ 15 erratic
57
migrants
5
migrants
1
migrant
2
migrants
3
migrants
3
migrants
10748
migrants
1
migrant
6
migrants
8
migrants
55
migrants
1
migrant
69
migrants
 Other species
Total
 Show the data Common species Egyptian Vulture (Neophron percnopterus)
2
 Show the data Common species Pallid Harrier (Circus macrourus)
11
 Show the data Common species Red-footed Falcon (Falco vespertinus)
22
 Show the data Common species Eleonora's Falcon (Falco eleonorae)
8
 Show the data Common species Peregrine Falcon (Falco peregrinus)
4
  Daily total
1
migrant
+ 1 reverse migrant
11
migrants
3
migrants
+ 1 possibly local
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