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dimanche 19 mai 2019
avinews
Spot the difference: Looking out for moulting waterbirds (now Greylag Geese)
posté par Johannes Wahl
 
mardi 23 avril 2019
avinews
Red-footed Falcons on the move!
posté par Christopher König
 
mercredi 17 avril 2019
technews
Joyeuses Pâques : TopPlusOpen disponible comme nouvelle couche cartographique
posté par Johannes Wahl
 
mardi 9 avril 2019
avinews
EuroBirdPortal releases an online viewer that follows birds on the move across Europe
posté par Christopher König
 
vendredi 5 avril 2019
tipnews
16th German Birdrace 4th May 2019 – registration started!
posté par Christopher König
 
mardi 2 avril 2019
avinews
Looking back on winter 2018/19
posté par Christopher König
 
mercredi 27 mars 2019
technews
Info on the use of breeding codes

For many bird species breeding season has already started. They are busily singing and displaying, inspecting potential nesting sites and transporting nesting material. In some cases even young chicks were seen. The way these birds behave tells us if they are possible, probable or definite breeders. In order to allow comparable and automated analyses, standardized breeding codes have been established consisting of 20 different categories. The code was developed by the European Ornithological Atlas Committee (EOAC) and thus is applicable throughout the whole of Europe.
For not overlooking to enter this important information, ornitho.de gives you an automatic reminder when submitting your bird observations during the breeding season. These codes are valuable information for compiling species specific breeding distribution maps. Their correct usage therefore is essential.

To make everyone aware of cases when stating breeding codes is reasonable and when it is not, we have put together the most important facts and information in our new menu option “Breeding codes and their application”.

Key facts:

Please bear in mind the following when stating breeding codes
  1. Please do NOT state breeding codes when submitting data on:
    • bird assemblages which were not observed as a pair or a family,
    • roosting birds on migration or birds flying over and not showing territorial behavior or relation to a (known) territory,
    • foraging birds in unsuitable breeding habitat.
  2. Please state a breeding code only if
    • you are sure about the observed breeding behavior
    • you know the area and/or the species well enough to tell that it is definitely or very likely a breeding bird in the respective area.
  3. Please be especially cautious when stating codes A1 and B3 and only enter them in cases when it is at least very likely that the bird in question is breeding in the respective area (e.g. due to your knowledge of the area and/or the species).
  4. You do not have to state breeding codes!
    If in doubt, please choose “Ignore” (=no breeding code) when the system asks you to enter a code!
  5. Breeding codes should also be entered outside the pre-defined breeding season, e.g. when you observe breeding behaviour in winter. In these cases, please use the entry field “Breeding code” in the “Additional information” section.
  6. When observing autumn or winter song, please refrain from entering a code. Instead choose the option “singing/displaying” in the drop down menu of the entry box “Specifications (e.g. behaviour)” in the “Additional information” section.
  7. When stating definite breeding (all C-codes), we welcome any extra-added comments in the “Additional information” section. This facilitates analyses, e.g. regarding the number of families or regarding age status of the fledglings.

For a well-considered use of breeding bird codes – also in the name of the regional coordinators – thankfully yours

Patric Lorgé, Christopher König and Johannes Wahl
and the team of ornitho.de and ornitho.lu

posté par Christopher König
 
mercredi 20 mars 2019
avinews
Bewick's Swans 2018 with average breeding success
posté par Johannes Wahl
 
mardi 26 février 2019
avinews
The German Breeding Bird Monitoring Scheme starts into the new season – please join now!
posté par Christopher König
 
vendredi 8 février 2019
avinews
posté par Christopher König
page :
 
 
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