OF THE SALMONIDjE. 91 



deep silent lakes, and swift streams set in 

 the glorious sunlight of an Australian after- 

 noon, when the rapidly lengthening shadows 

 warn the hungry shepherd and bleating flock 

 homewards, and 



PulsEB referunt ad sidera valles ; 

 Cogere donee oves stabulis, numerumque referre 

 Jussit, et invito processit Vesper Olympo. 



The species of trout which has spread or 

 is rapidly spreading over the island waters 

 of the Antipodes is that known to naturalists 

 as Salmo fario Ausonii, the southern form, 

 a finer species altogether than the northern 

 {Fario Gaimardi). 



Individuals have shown marked differ- 

 ences of colour, especially of the stomach, 

 but in form and size the fish have bred true 

 to their origin, and have apparently out- 

 stripped their English ancestors in rapidity 

 of growth, while retaining their excellence 

 of flavour and beauty. 



In 1876 an attempt was made to acclima- 

 tise the Pacific coast salmon {8almo quinnat) 

 in Australia. Accordingly, a consignment 

 of fifty thousand ova was made by Mr. 



