204 



University of Calif ontia Publications in Zoology [Vol. 15 



APPENDIX IV 



Abbreviations for Character of the Bottom adopted by the 

 United States Coast and Geodetic Survey 



M mud 



S sand 



Sh shells 



G gravel 



P pebbles 



Sp specks 



C clay 



St stones 



R rocks 



Co coral 



bk black 



wh white 



yl yellow 



gy gray 



bu blue 



dk dark 



gn green 



rd red 



br brown 



hrd hard 



sft soft 



fne fine 



crs coarse 



brk broken 



stk sticky 



rky rocky 



sm small 



Ig large 



appendix v 



Tables for Converting ^Meters into Fathoms and Fathoms 

 into Meters 



Meters to Fathoms 

 1 meter = 0.546817 fathoms (log. 9.7378416- 



10) 



I 



