THE SEA-SIDE NATURALIST 



25 



gauze directly round the wire, a strip of strong calico be first 

 attached to the frame, and the gauze then sewn to the calico ; for 

 it will be understood that any fragile material placed round the 



FIG. 17. RHOIIBOIDAL NET 



wire will soon be worn through by friction against the rugged sur- 

 faces of the rocks and stones. The net itself should not be very 

 deep, and should have no corners ; and as to the length of the 

 handle, that will be determined by the fancy of the collector, or by 



FIG. 18. SEMICIRCULAR NET 



the character of the ponds to be searched, but a tough walking- 

 stick with a crook handle will generally answer all purposes, the 

 crook being itself frequently useful for removing the larger weeds 

 and other obstructions. 



FIG. 19. THE DREDGE 



Although the net, as above described, will answer the require- 

 ments of nearly all young collectors, yet there may be some, who, 

 not satisfied with the exploration of the rocks and pools exposed 



