NO. 2 



HARTMAN : QUANTITATIVE SURVEY 



295 



Numbers of species and specimens totalled 



polychaetes 

 echinoderms 

 mollusks 

 crustaceans 

 others 

 Total : 



12 species, 19 specimens 

 2 3 



4 6 



1 6 



2 3 



21 species, 37 specimens 



16. Sta. 2901 (no. 217). Lower end of San Gabriel sea valley, in 

 312 fms. OPG took 3.02 cuft of grayish green mud with many arena- 

 ceous and calcareous foraminiferans. The sample contained a large ceri- 

 antharian, Cerehratulus (1), tw'o amphipods (3), a caprellid (1), a 

 cumacean ( 1 ), and an enteropneust (2). Largest animals were Brissopsis 

 parifica, a ceriantharian, and a nemertean ; none was abundant. 



Numbers of species and specimens totalled : 



polychaetes 

 echinoderms 

 mollusks 

 crustaceans 

 others 

 Total : 



14 species, 22 specimens 



3 7 

 6 8^ 



4 5 

 3 5 



30 species, 47"^ specimens 



17. Sta. 2900 (no. 231). E of Sixmile bank, in 345 fms. Grab took 

 3.08 cuft of mud. The sample contained those listed in the chart, together 

 with an anemone with wrinkled epithelium (3), a large red ceriantharian 

 (1), a red nemertean (1), a sipunculid (3), two amphipods (3), a 

 caprellid (1) and a cumacean (1). Largest animal was a ceriantharian, 

 and none was abundant. 



Numbers of species and specimens totalled : 



polychaetes 

 echinoderms 

 mollusks 

 crustaceans 

 others 

 Total : 



1 1 species, 33 specimens 



5 9 



2 7 



3 5 



4 8 



25 species, 62 specimens 



18. Sta. 2350 (no. 241). 6.75 mi SE of Long Pt., SCI, in 350 fms. 

 OPCj took 0.1 cuft of rocks, mud, sand, rubble and siliceous sponge. All 

 animals were small, with the largest Chnetozonc and Lcpidonotus. The 

 most abundant was () phincnnthn sp. ( 10). Numbers of species and speci- 

 mens included polychaetes with 9 species and 1 1 specimens, and echi- 

 noderms with 3 species and 1 8 specimens. 



