Study of Permian radiolarian-bearing cherts from the Marble Bay area, North Island, New Zealand

A 2000 year history of vegetation and landscape change in Hawke's Bay, North Island, New Zealand

Sediment cores from four lakes in the Tutira and Putere districts of Hawke's Bay, North Island, New Zealand, are analysed for the remains of pollen, charcoal, tephra and erosion pulses to reconstruct a 2000 year history of vegetation and landscape change. The Hawke's Bay region is disturbed fi'equently by earthquakes, volcanic eruptions, cyclonic storms, droughts and fire. This thesis determine...

Diets of Pipits and Skylarks Huiarua Station, Tokomaru Bay, North Island, New Zealand

The gizzard contents of 57 pipits and 64 skylarks collected from December 1973 to April 1976 at Huiarua Station, Tokomaru Bay are described. Pipits fed mostly on invertebrates; in only nine percent of the gizzards did the volume of seeds exceed that of invertebrates. Adult Coleoptera, Hymenoptera and Diptera occurred in 77%, 67% and 63% of the gizzards respectively while adult insects of three ...

Breeding of North Island Brown Kiwi, Apteryx Australis Mantelli, in Hawke's Bay, New Zealand

Three pairs of kiwis were fitted with radio transmitters and followed for two years in a forest remnant in Hawke's Bay. Laying began in late June or July, when both sexes reached peak weight, and usually finished in November. Twelve of 14 nests were in burrows, 470-900 mm long. Females laid 2-5 eggs each season, 21-60 days apart; clutches which failed in the first few weeks of incubation were r...

Isolated deep earthquakes beneath the North Island of New Zealand

Vegetation Mortality in the Kaimai Ranges, North Island, New Zealand!

Areas ofvegetation mortality have been recognized in the upland forests of the Kaimai Ranges, North Island, New Zealand. The mortality is not confined to any particular vegetation type, but occurs above a critical altitude that differs at different points along the ranges. The mortality is episodic and has occurred at intervals over a period of several hundred years, with severe droughts implic...