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Posts tagged ‘biometrics’

La Plume du Circaète n° 13-14-15

Apr 30, 2017 / Comment
La Plume du Circaète on the LPO website

This issue of La Plume du CircaèteShort-toed Eagle. file (Fr) {rough translation} contains materials of the 4th meeting of the Short-toed Snake Eagle French national network, conducted in Roquefixade (Ariège) on October 8-9, 2016. The list of contents (En):

· 4 years of observations on 30 sq. km in Aveyron
· Monitoring of a population on an area of Ariège
· Monitoring in the Marseille region
· Study of a reproduction using a photo-trap
· Monitoring, research and conservation in the Alpes de Haute-Provence
· Short-toed Snake Eagle in forest management
· Three behaviours: nest change; interspecific relationships; festoon flights
· General review of monitoring in the Aude
· Ageing of Short-toed Eagle chicks

Many thanks to Bernard Joubert, Jean-Pierre Malafosse, Manon Munoz, Renaud Nadal and all the authors of the bulletin for sharing knowledge!


Meeting in Roquefixade (France), a brief review

Oct 30, 2016 / Comment
Roquefixade: a lot of sites for Short-toed Snake EaglesParticipants of the 4th Circaetus meeting

After Langeac (2004), Nadaillac (2008), and Florac (2012) the 4th Circaetus meeting took place in Roquefixade (the Ariège Department), on October 8th and 9th, 2016. Forty naturalists involved in the monitoring of the species, found themselves there at the invitation of Nature Midi-Pyrénées and LPO Mission Rapaces, to share their experience of the studies. The total number of the meeting participants was about fifty. The program illustrated the diversity of birders’ approaches within their means and goals.

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New article on sexing of Short-toed Eagle nestlings

Jan 21, 2013 / Comment

We offer you the summary (En) of the following article dedicated to sexing of Short-toed Eagle and Common Buzzard nestlings:

Short-toed Eagle female arriving to the nest. Photo by Jean-Pierre Malafosse

• Jalby V., Malafosse J. P., Nore T. et Wink M., 2012 – Détermination, par la biométrie, du sexe des poussins chez deux espèces de rapaces Circaetus gallicus et Buteo buteo. Comparaison avec les Autours des palombes Accipiter gentilis et les Buses variables adultes [Nestling sexing by biometric and molecular analysis in two diurnal raptors, Circaetus gallicus and Buteo buteo. Comparison with the Goshawk (Accipiter gentilis) and adult Buzzards] // Alauda, 80 (3): 187-202.

The biometric data on Short-toed Eagle nestlings were collected by Jean-Pierre Malafosse in Cévennes National Park /map/.