MADRAS FISHERIES BULLETIN No. 7. PrarE Vill: 
Fic. 1.—SHARPENING A CHANK SAW, DACCA. 
Bie. 2. BREAKING AWAY THE REMAINS OF THE SEPTUM FROM A SAWN 
CHANK CIRCLE (WORKING SECTION). 
| Photo. by J. Hornell. | 
