THE BREEDING CYCLE OF THE SHORT‐TAILED SHEARWATER, PUFFINUS TENUIROSTRIS (TEMMINCK), IN RELATION TO TRANS‐EQUATORIAL MIGRATION AND ITS ENVIRONMENT

SUMMARY The Short‐tailed Shearwater, Puffinus tenuirostris , migrates annually with remarkable constancy between its southern Australian breeding islands and the north Pacific and Arctic Oceans. The regularity of its southern landfall (in late September) and egg‐laying (during the period November 19 to 21 and the following twelve days) facilitates its commercial exploitation in the Tasmanian “mutton‐birding” industry. The species is highly...