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A survey of beach-washed Seabirds near Ballina, New South Wales.

Category: Issue 5
Author(s): Gosper
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A survey of seabirds beach-washed near Ballina in northern N.S.W. was undertaken from January 1976 to December 1979.  A total of 504 individuals of 29 species was found.  Short-tailed Shearwaters Puffinus tenuirostris comprised 75% of all birds.  Seabirds were found beach-washed at a rate of 1.2 birds per kilometre.  There is some evidence that fewer […]

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Discriminant functions for sexing Woodhens.

Category: Issue 5
Author(s): Fullagar, de Disney
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We recommend using culmen and tarsal lengths to indicate sex in Woodhens.  For dried museum skins a function 1.8 tarsus + culmen =l35, using measurements in mm, separates females (below) from males (above) the value.  However. for live Woodhens, 1.7 tarsus + culmen = 141 is the function.

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