Table 22. — Bathymetric occurrence of Nuculana acuta, 

 based on 59 samples and 352 specimens. 



-Bathymetric occurrence of Nuculana pernula, 

 based on 119 samples and 320 specimens. 



Depth range (m) 



Percentage of 



0-24 



25-49 



50-99 



100-199 



200-499 



500-999 



1000-1999 



2000-3999 



Samples 



15.3 



79.7 



5.0 



Specimens 



7.1 



89.5 



3.4 



Depth range (m) 



0-24 



25-49 



50-99 



100-199 



200-499 



500-999 



1000-1999 



2000-3999 



Percentage of 



Samples 



2.5 

 33.6 



41.2 



21.9 



0.8 



Specimens 



3.1 

 50.6 

 31.9 

 13.8 



0.6 



Total 



Total 



100.0 



Table 23. 



-Occurrence of Nuculana acuta in bottom sediments, 

 based on 59 samples and 352 specimens. 



Table 27. 



-Occurrence of Nuculana pernula in bottom sediments, 

 based on 113 samples and 306 specimens. 



Bottom type 



Percentage of 



Gravel 



Sand-gravel 



Till 



Shell 



Sand-shell 



Sand 



Silty sand 



Silt 



Clay 



Total 



Samples 



33.9 



42.4 



5.1 



18.6 



100.0 



Specimens 



38.3 

 48.6 



1.7 

 11.4 



100.0 



Bottom type 



Percentage of 



Gravel 



Sand-gravel 



Till 



Shell 



Sand-shel 1 



Sand 



Silty sand 



Silt 



Clay 



Total 



Samples 



15.9 



0.9 



23.9 



1.8 

 2.6 

 8.0 



14.1 

 8.0 



24.8 



100.0 



Specimens 



16.7 

 0.3 



20.6 

 2.0 

 1.6 

 4.6 



25.5 

 3.9 



24.8 



100.0 



Table 24. — Bathymetric occurrence of Nuculana carpenteri , 

 based on 17 samples and 45 specimens. 



Table 28. --Bathymetric occurrence of Nuculana tenuisulcata, 

 based on 129 samples and 469 specimens. 



Depth range (m) 



Percentage of 



0-24 



25-49 



50-99 



100-199 



200-499 



500-999 



1000-1999 



2000-3999 



Total 



Samples 



17.6 

 82.4 



Specimens 



11.1 

 88.9 



Depth range {m) 



0-24 



25-49 



50-99 



100-199 



200-499 



500-999 



1000-1999 



2000-3999 



Total 



Percentage of 



Samples 



3.9 

 23.2 

 44.2 

 28.7 



Specimens 



2.6 

 26.6 

 40.3 

 30.5 



Table 25. — Occurrence of Nuculana carpenteri in bottom sediments, 

 based on 17 samples and 45 specimens. 



Table 29. 



--Occurrence of Nuculana tenuisulcata in bottom 

 sediments, based on 120 samples and 414 specimens. 



Bottom type 



Gravel 



Sand-gravel 



Till 



Shell 



Sand-shell 



Sand 



Silty sand 



Silt 



Clay 



Total 



Percentage of 



Samples 



17.6 

 41.2 

 41.2 



Specimens 



15.6 

 22.2 

 62.2 



Bottom type 



Percentage of 



Gravel 



Sand-gravel 



Till 



Shell 



Sand-shell 



Sand 



Silty sand 



Silt 



Clay 



Total 



Samples 



8.3 



6.7 

 20.9 



0.8 

 5.8 



28.3 

 8.3 



20.9 



100.0 



Specimens 



5.6 



2.7 



33.3 



1.4 



2.9 



28.5 



8.9 

 16.7 



100.0 



134 



