140 A NEW ZEALAND NATURALIST'S CALENDAR. 



survive the tremendous deathrate to which they are sub- 

 ject their powers of reproduction must be very great. 



These thoughts and ideas do not all pass through one's 

 mind when waiting on deck in the small hours of a July 

 morning to draw up and examine the tow-net. At such a 

 time the tendency is rather to ejaculate "Cui bono?" and 

 to wish oneself in a warm bed. But out of such nocturnal 

 expeditions much matter for future hours of pleasant 

 research may be gained. 



