THE SnirWORM (T< ridij narutis) is enormously deatructive to the timbers of wharves 

 and the hulls of vessels. Pieces of wood completely filled with shipworms are often to be 

 seen in the tanks of the Aquarium 



THE SKA MASS ICinlrnnriHlrn HliioliiH) is an imimrlnnl looiil fcKHl (ish. Kartfe speci- 

 mcns wjl»fh four or five pounds. SpecimenB have livi-il In the Aquarium two years 



{ llilhi rtii iiti iiulil inliril iilintoijni iilix hkkIi hi IIii A<iii(i ri ii hi) 



fare pao'^ iS 



