In the Autumn of 1979, bird observations were made in the Azores during a marine biological expedition within the scope of the CANCAP-Project of the Rijksmuseum van Natuurlijke Historie. Six out of the nine islands of the archipelago were visited

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Bocagiana
Staff publications

den Hartog, J.C, & Lavaleye, M.S.S. (1981). mber-1 November 1979), including a list of collecting stations [CANCAP-Project]. Bocagiana, 56, 1–27.