Incremento de la población invernante de Cormorán Grande (Phalacrocorax carbo) en la provincia de Jaén
作者： Joaquín Muñoz-Cobo , Dolores Carrasco , Concepción Azorit , Rafael Carrasco , Antonio Carrasco
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摘要: Increment of the wintering population Great Cormorant (Phalacrocorax carbo) in Jaen. This essay surveys evolution province During 1996 and 2001, all water masses possibly holding roosts have been sampled, totalling 34, during last week december first january each one two winter seasons (1995/96 2000/ 2001). The survey found out 6 estimated a total 149 individuals, whilst 7 were located second survey, but totalled 964 birds. Only 2 former repeated their location season, them had its diminished 54 % (47 birds). It should be noted that held 91,6 season 2000/2001 also acted as for 1.120 Cattle Egrets (Bubulcus ibis).
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