Download - Bilan 2012 - operation batraciens
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6 ans de protection des batraciens en 6 ans de protection des batraciens en migration dans le bois de migration dans le bois de SoeuvresSoeuvres
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Le contexteLe contexte
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Le principeLe principe
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Localisation du dispositifLocalisation du dispositif
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LL ’’ installationinstallation
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Les relevLes relevéés quotidienss quotidiens
21/03/2011 Vern aller Vern retour Chantepie aller Chantepie retour Total Vern Total Chantepie Total dispositifI 0 0 0 1 0 1 1
M 89 51 315 110 140 425 565F 21 22 110 64 43 174 217j 4 0 9 1 4 10 14I 5 0 0 0 5 0 5
M 0 0 0 0 0 0 0F 0 0 0 0 0 0 0j 1 0 0 0 1 0 1I 33 0 0 0 33 0 33
M 1 0 0 0 1 0 1F 1 0 0 0 1 0 1j 0 0 0 0 0 0 0I 3 1 2 0 4 2 6
M 32 1 0 0 33 0 33F 44 8 0 0 52 0 52j 0 0 0 0 0 0 0I 3 0 3 0 3 3 6
M 3 1 0 0 4 0 4F 2 0 0 0 2 0 2j 0 0 0 0 0 0 0I 1 0 0 0 1 0 1
M 4 0 0 0 4 0 4F 8 1 0 0 9 0 9j 0 0 0 0 0 0 0I 36 24 6 1 60 7 67
M 0 0 0 0 0 0 0F 2 0 0 0 2 0 2j 5 4 0 2 9 2 11
298 113 445 179 411 624 1035
Crapaud commun
Grenouille verte
Grenouille agile
Triton crêté
Salamandre tachetée
Triton palmé
Triton alpestre
- Espèces protégées - Manipulation des animaux- Sécurité des personnels
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Bilan 2007 Bilan 2007 -- 20122012
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Evolution Evolution des effectifsdes effectifs
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La migration en 2012La migration en 2012
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La migration en 2012La migration en 2012
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Sexratio
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Sexratio
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Le Crapaud communLe Crapaud commun
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Les grenouillesLes grenouilles
Grenouille verteGrenouille verte
Grenouille agileGrenouille agile
Rainette Rainette arboricolearboricole
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La salamandre tachetLa salamandre tachetééee
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Les petits tritonsLes petits tritons
Triton alpestreTriton alpestre Triton alpestreTriton alpestre
Triton palmpalméé
TritonTriton palmé
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Les grands tritonsLes grands tritons
Triton crTriton cr êêttéé Triton marbrTriton marbr éé
TritonTriton crcrêêttéé TritonTriton de de BlasiusBlasius