74 



TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



spots. But there is probably no shore so barren that not a 

 living thing can be found there. Even the purest-looking 

 sand or the dirtiest mud or the clearest water is sure 

 to have some organisms, such as worms or molluscs 

 burrowing through, or minute Crustacea and protozoa 

 swimming in a drop or a film of moisture. When 

 however, rocks and sea-weeds are present on the shore, 

 the animals are much more abundant and conspicuous, 

 and the naturalist collecting in the rock-pools and under 



Pig. D. The Naturalist's Dredge emptied in deck. 



ledges of rock and over-hanging weed, or by examining 

 the under aides of up-turned stones, is sure to reap a rich 

 harvest. One of the advantages of Port Erin is thai there 

 are bo many different kinds of ground for shore-collecting 

 — such as Fleshwick, Porl St. Maw, Perwick and the 

 Calf Sound all within easy reach. 



