DISTRIBUTION AND GENERAL NOTES ON THE SPECIES 



269 



in 



UJ 



an 



U) 



Q- 



Fig :5. Seasonal variation .n depth distribution of Raja Irachyurops. The widths oj the Polygons a^e P-portional to the 

 ^ ^ percentage depth-frequency distribution when the observations are graphed m 50 m. classes. 



Table 6. Captures of Raja brachyurops less than 10 cm. wide 



Station 



WS87 



WS90 



WS94 



WS9S 



WS109 



WS76S 



WS797 



48 



51 



51 



WS867 



Date 



3. iv. 27 

 7. iv. 27 



16. iv. 27 



17. iv. 27 

 26. iv. 27 

 17. X. 31 

 20. xii. 31 



3. v. 26 



4. V. 26 

 4. V. 26 



30. iii. 32 



Numbers, size 



I of 4 cm. 

 I of 5 cm. 

 I of <S cm. 

 I of < 5 cm. 

 3 of <5 cm. 

 I of 9 cm. 



1 of 5 cm. 



2 of 7-5 cm. 

 I of 7 cm. 



9 of 4(5)-9 cm. 

 I of 5 cm. 



Depth, gear 



mm. 

 81 m. 

 118 m. 

 108 m. 

 145 m. 

 115 m. 

 no m.J 

 no m., OTL 

 115 m., DLH 

 no m., OTL 

 148 m., BTS 



year's brood, leaving a single anomalous observation in December. It seems atao« "^"'^ *^' *^ 

 Iggs are deposited on the sbelf in summer, and hatch m ^^^-^-^^X^^JuLtZ,. 

 mean depth of these records .s i ,6 m.. w.h a= 15 f/'^ J"™X^„,, ^ J„een these means is 

 which R. brachyurops was taken IS 194 <"■ with (j=78-2598- 'he d.tterence 



78 m., and ,,.j^;^..5.,644.- 



* A^i = 274- 



