Browsing by Author "Xirouchakis, Stavros M."
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Estimating the population size of Scopoli's Shearwaters (Calonectris diomedea) frequenting the Strofades islands (Ionian Sea, western Greece) by raft counts and surveys of breeding pairs
Karris, Georgios; Xirouchakis, Stavros M.; Grivas, C.; Voulgaris, M. -D; Sfenthourakis, Spyros; Giokas, Sinos (2017)The Strofades Island complex in the Ionian Sea comprises two small islands, i.e. Stamfani and Arpyia, and several rocks. The islands host a significant Scopoli's Shearwater (Calonectris diomedea) colony, which is regarded ...
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Sex determination of scopoli's shearwater (calonectris diomedea) juveniles: A combined molecular and morphometric approach
Karris, Georgios; Thanou, E.; Xirouchakis, Stavros M.; Voulgaris, M. -D; Fraguedakis-Tsolis, S.; Sfenthourakis, Spyros; Giokas, Sinos (2013)The absence of juvenile sexual dimorphism in birds often impedes sex determination using external morphology. We examined sex ratio variation in Scopoli's Shearwater (Calonectris diomedea) fledglings (n = 135) on a Strofades ...
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Variation in breeding parameters of Eleonora's falcon (Falco eleonorae) and factors affecting its reproductive performance
Xirouchakis, Stavros M.; Fric, Jakob; Kassara, Christina; Portolou, Danae; Dimalexis, Anastasios; Karris, Georgios; Barboutis, Christos; Latsoudis, Panagiotis; Bourdakis, Stratis; Kakalis, Eleftherios; Sfenthourakis, Spyros (2012)We gathered data for a four-year period (2004-2007) on the nesting ecology and reproductive performance of Eleonora's falcon in the Aegean Sea. We investigated in an indirect way the relation between clutch size and ...