Diving behaviour of the shag Phalacrocorax aristotelis (Aves: Pelecaniformes) in relation to water depth and prey size
Pay-walled Journal Article
Journal of Zoology
The durations of more than 4000 dives and recovery periods on the surface of 31 shags. Phalacrocorax aristotelis, were recorded using radio-telemetry, during three breeding seasons....
Keywords: Diving, Prey size, Shag, Water depth