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Annual reports : Colline de Sion, 2021
Watchpoint
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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, September 15th, 2021 until Friday, October 22nd, 2021

Number of days of migration watch : 38
Number of hours of migration watch : 207h00

Number of birds : 232043
Friday  2021 07h45-13h00- Duration : 05h15 
Waning Gibbous (16 days) : Moonrise at 19h30 and moonset at 9h51
Sun : sunrise at 08h07 and sunset at 18h33
Day : dawn at 07h35 and dusk at 19h04
Comments :
07h45-08h00 : melanie vasseau; Oriane Vavon; Antoine Collin; Eva poilvé; Quentin Lach; Quentin Genichon; Joey baron; Lea Raoelison; Loann Merdrignac; Joris Duval De Coster; Yann Patris (11h00),08h00-09h00 : melanie vasseau; Oriane Vavon; Antoine Collin; Eva poilvé; Quentin Lach; Quentin Genichon; Joey baron; Lea Raoelison; Loann Merdrignac; Joris Duval De Coster; Yann Patris (11h00)
 The most significant species
Total
  Show phenology  Red Kite (Milvus milvus)
294
  Show phenology  Eurasian Sparrowhawk (Accipiter nisus)
39
  Show phenology  Common Buzzard (Buteo buteo)
104
  Show phenology  Common Kestrel (Falco tinnunculus)
32
  Show phenology  Stock Dove (Columba oenas)
192
  Show phenology  Common Wood Pigeon (Columba palumbus)
172719
  Show phenology  Woodlark (Lullula arborea)
378
  Show phenology  Eurasian Skylark (Alauda arvensis)
346
  Show phenology  Meadow Pipit (Anthus pratensis)
720
  Show phenology  White Wagtail (Motacilla alba)
246
  Show phenology  Dunnock (Prunella modularis)
591
  Show phenology  Black Redstart (Phoenicurus ochruros)
15
  Show phenology  Common Blackbird (Turdus merula)
253
  Show phenology  Song Thrush (Turdus philomelos)
2126
  Show phenology  Redwing (Turdus iliacus)
217
  Show phenology  Mistle Thrush (Turdus viscivorus)
184
  Show phenology  Tit, unidentified (Paridae sp.)
207
  Show phenology  Coal Tit (Periparus ater)
671
  Show phenology  Eurasian Blue Tit (Cyanistes caeruleus)
1717
  Show phenology  Great Tit (Parus major)
1197
  Show phenology  Eurasian Nuthatch (Sitta europaea)
54
  Show phenology  Eurasian Jay (Garrulus glandarius)
2230
  Show phenology  Rook (Corvus frugilegus)
38
  Show phenology  Carrion Crow (Corvus corone)
28
  Show phenology  Common Starling (Sturnus vulgaris)
2082
  Show phenology  unidentified Passerine (Passeriformes sp.)
3413
  Show phenology  Common Chaffinch (Fringilla coelebs)
27612
  Show phenology  Brambling (Fringilla montifringilla)
2285
  Show phenology  European Serin (Serinus serinus)
22
  Show phenology  European Goldfinch (Carduelis carduelis)
163
  Show phenology  Eurasian Siskin (Carduelis spinus)
3052
  Show phenology  Common Linnet (Carduelis cannabina)
577
  Show phenology  Eurasian Bullfinch (Pyrrhula pyrrhula)
17
  Show phenology  Hawfinch (Coccothraustes coccothraustes)
1682
  Show phenology  Yellowhammer (Emberiza citrinella)
23
  Daily total
2
migrants
2
migrants
+ 3 local
+ 1 local
8
migrants
754
migrants
14
migrants
13
migrants
31
migrants
4
migrants
19
migrants
+ 2 local
7
migrants + 1 local
23
migrants
2
migrants + 7 reverse migrants
3
migrants + 2 local
6
migrants
7
migrants + 2 reverse migrants
14
migrants + 1 staging
30
migrants
+ 1 local
3
migrants + 1 reverse migrant + 1 local
4
migrants
8
migrants + 1 local
45
migrants + 31 reverse migrants
274
migrants + 8 reverse migrants
329
migrants + 12 reverse migrants
214
migrants + 1 reverse migrant
2
migrants
1
migrant
112
migrants
21
migrants + 1 reverse migrant
7
migrants
77
migrants + 37 reverse migrants
1
migrant + 2 reverse migrants
 Other species
Total
   European Green Woodpecker (Picus viridis)
3
  Show phenology  Great Spotted Woodpecker (Dendrocopos major)
79
   unidentified Wagtail (Motacilla sp.)
9
   unidentified Thrush (Turdus sp.)
309
   European Robin (Erithacus rubecula)
9
   Marsh Tit (Poecile palustris)
5
   unidentified Corvid (Corvidae sp.)
55
   Chaffinch / Brambling (Fringilla coelebs / mont...)
1320
  Daily total
+ 1 local
1
migrant
1
migrant
16
migrants
+ 1 local
1
migrant
8
migrants
209
migrants + 3 reverse migrants
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