CONTENTS 



Summary and General Report 



PAGE. 



5 



The Prawn (Norway Lobster, Nephrops norvegicus) and the 

 Prawn Fishery of North Shields 



By B. Storrow. 



Migration of Crabs 



By A. Meek. 



Lobster Culture 



By A. Meek. 



Mussel Culture 



By B. Storrow. 



Hydroida not previously recorded for the District ... 

 By J. II. Rodson, B.S.c. 



Notes on an Abnormal Ephyra (Cyanea capillata) 



By J. H. Rodsox, B.Sc. 



The Marine Polyzoa of Northumberland 



By R. E. Roper, B.Sc. 



Biological Investigations 



Surface Life, by B. Storrow 



Tolyzoa, by R. E. Roi-er 

 Hydroida, by J. II. Rodson 



The Spawning of the Whiting 



By B. Storrow. 



21 



22 



25 



34 



58 

 59 

 70 

 76 



84 



The Organisation of the Teleostean Egg 



By A. Meek. 



Compressed Air Installation at the Marine Laboratory 

 By L. Wood. 



Faunistic Notes 



By B. Storrow. 



85 



96 



99 



